diff --git a/Source/Core/AudioCommon/AOSoundStream.h b/Source/Core/AudioCommon/AOSoundStream.h
index 1eb762492..530108479 100644
--- a/Source/Core/AudioCommon/AOSoundStream.h
+++ b/Source/Core/AudioCommon/AOSoundStream.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _AOSOUNDSTREAM_H_
-#define _AOSOUNDSTREAM_H_
+#pragma once
 
 #include "SoundStream.h"
 #include "Thread.h"
@@ -53,5 +52,3 @@ public:
 	AOSound(CMixer *mixer) : SoundStream(mixer) {}
 #endif
 };
-
-#endif //_AOSOUNDSTREAM_H_
diff --git a/Source/Core/AudioCommon/AlsaSoundStream.h b/Source/Core/AudioCommon/AlsaSoundStream.h
index 56ab4176b..defa3c408 100644
--- a/Source/Core/AudioCommon/AlsaSoundStream.h
+++ b/Source/Core/AudioCommon/AlsaSoundStream.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _ALSA_SOUND_STREAM_H
-#define _ALSA_SOUND_STREAM_H
+#pragma once
 
 #if defined(HAVE_ALSA) && HAVE_ALSA
 #include <alsa/asoundlib.h>
@@ -52,6 +51,3 @@ public:
 	AlsaSound(CMixer *mixer) : SoundStream(mixer) {}
 #endif
 };
-
-#endif
-
diff --git a/Source/Core/AudioCommon/AudioCommon.h b/Source/Core/AudioCommon/AudioCommon.h
index 9c49293a4..f1aece0b9 100644
--- a/Source/Core/AudioCommon/AudioCommon.h
+++ b/Source/Core/AudioCommon/AudioCommon.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _AUDIO_COMMON_H_
-#define _AUDIO_COMMON_H_
+#pragma once
 
 #include "Common.h"
 #include "SoundStream.h"
@@ -47,5 +46,3 @@ namespace AudioCommon
 	void PauseAndLock(bool doLock, bool unpauseOnUnlock=true);
 	void UpdateSoundStream();
 }
-
-#endif // _AUDIO_COMMON_H_
diff --git a/Source/Core/AudioCommon/CoreAudioSoundStream.h b/Source/Core/AudioCommon/CoreAudioSoundStream.h
index 27d8c62f7..5ebbbb945 100644
--- a/Source/Core/AudioCommon/CoreAudioSoundStream.h
+++ b/Source/Core/AudioCommon/CoreAudioSoundStream.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _COREAUDIO_SOUND_STREAM_H
-#define _COREAUDIO_SOUND_STREAM_H
+#pragma once
 
 #ifdef __APPLE__
 #include <AudioUnit/AudioUnit.h>
@@ -34,7 +33,7 @@ public:
 
 private:
 	AudioUnit audioUnit;
-    int m_volume;
+	int m_volume;
 
 	static OSStatus callback(void *inRefCon,
 		AudioUnitRenderActionFlags *ioActionFlags,
@@ -46,5 +45,3 @@ public:
 	CoreAudioSound(CMixer *mixer) : SoundStream(mixer) {}
 #endif
 };
-
-#endif
diff --git a/Source/Core/AudioCommon/DPL2Decoder.h b/Source/Core/AudioCommon/DPL2Decoder.h
index 8252918de..e89795482 100644
--- a/Source/Core/AudioCommon/DPL2Decoder.h
+++ b/Source/Core/AudioCommon/DPL2Decoder.h
@@ -2,10 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _DPL2DECODER_H_
-#define _DPL2DECODER_H_
+#pragma once
 
 void dpl2decode(float *samples, int numsamples, float *out);
 void dpl2reset();
-
-#endif  // _DPL2DECODER_H_
diff --git a/Source/Core/AudioCommon/DSoundStream.h b/Source/Core/AudioCommon/DSoundStream.h
index a872e7918..def27babb 100644
--- a/Source/Core/AudioCommon/DSoundStream.h
+++ b/Source/Core/AudioCommon/DSoundStream.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _DSOUNDSTREAM_H_
-#define _DSOUNDSTREAM_H_
+#pragma once
 
 #include "SoundStream.h"
 #include "Thread.h"
@@ -76,5 +75,3 @@ public:
 	{}
 #endif
 };
-
-#endif //_DSOUNDSTREAM_H_
diff --git a/Source/Core/AudioCommon/Mixer.h b/Source/Core/AudioCommon/Mixer.h
index 991a2f914..6b2c4b95f 100644
--- a/Source/Core/AudioCommon/Mixer.h
+++ b/Source/Core/AudioCommon/Mixer.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _MIXER_H_
-#define _MIXER_H_
+#pragma once
 
 #include "WaveFile.h"
 #include "StdMutex.h"
@@ -106,5 +105,3 @@ protected:
 private:
 
 };
-
-#endif // _MIXER_H_
diff --git a/Source/Core/AudioCommon/NullSoundStream.h b/Source/Core/AudioCommon/NullSoundStream.h
index aade06b9a..bcc96a915 100644
--- a/Source/Core/AudioCommon/NullSoundStream.h
+++ b/Source/Core/AudioCommon/NullSoundStream.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _NULLSOUNDSTREAM_H_
-#define _NULLSOUNDSTREAM_H_
+#pragma once
 
 #include <stdlib.h>
 #include "SoundStream.h"
@@ -31,5 +30,3 @@ public:
 	virtual bool usesMixer() const { return true; }
 	virtual void Update();
 };
-
-#endif //_NULLSOUNDSTREAM_H_
diff --git a/Source/Core/AudioCommon/OpenALStream.h b/Source/Core/AudioCommon/OpenALStream.h
index bccf3bd82..2667f90ac 100644
--- a/Source/Core/AudioCommon/OpenALStream.h
+++ b/Source/Core/AudioCommon/OpenALStream.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _OPENALSTREAM_H_
-#define _OPENALSTREAM_H_
+#pragma once
 
 #include "SoundStream.h"
 #include "Thread.h"
@@ -79,5 +78,3 @@ public:
 	{}
 #endif // HAVE_OPENAL
 };
-
-#endif // OPENALSTREAM
diff --git a/Source/Core/AudioCommon/OpenSLESStream.h b/Source/Core/AudioCommon/OpenSLESStream.h
index 839b5dc4b..a75aab59f 100644
--- a/Source/Core/AudioCommon/OpenSLESStream.h
+++ b/Source/Core/AudioCommon/OpenSLESStream.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _OPENSLSTREAM_H_
-#define _OPENSLSTREAM_H_
+#pragma once
 
 #include "Thread.h"
 #include "SoundStream.h"
@@ -31,5 +30,3 @@ public:
 	OpenSLESStream(CMixer *mixer, void *hWnd = NULL): SoundStream(mixer) {}
 #endif // HAVE_OPENSL
 };
-
-#endif
diff --git a/Source/Core/AudioCommon/PulseAudioStream.h b/Source/Core/AudioCommon/PulseAudioStream.h
index 3164a4ee9..c9ccfb80f 100644
--- a/Source/Core/AudioCommon/PulseAudioStream.h
+++ b/Source/Core/AudioCommon/PulseAudioStream.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _PULSE_AUDIO_STREAM_H
-#define _PULSE_AUDIO_STREAM_H
+#pragma once
 
 #if defined(HAVE_PULSEAUDIO) && HAVE_PULSEAUDIO
 #include <pulse/pulseaudio.h>
@@ -61,5 +60,3 @@ public:
 	PulseAudio(CMixer *mixer) : SoundStream(mixer) {}
 #endif
 };
-
-#endif
diff --git a/Source/Core/AudioCommon/SoundStream.h b/Source/Core/AudioCommon/SoundStream.h
index ac2ac6bbb..dd130e814 100644
--- a/Source/Core/AudioCommon/SoundStream.h
+++ b/Source/Core/AudioCommon/SoundStream.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _SOUNDSTREAM_H_
-#define _SOUNDSTREAM_H_
+#pragma once
 
 #include "Common.h"
 #include "Mixer.h"
@@ -55,5 +54,3 @@ public:
 		}
 	}
 };
-
-#endif // _SOUNDSTREAM_H_
diff --git a/Source/Core/AudioCommon/WaveFile.h b/Source/Core/AudioCommon/WaveFile.h
index c0ccd8136..e96f64ab5 100644
--- a/Source/Core/AudioCommon/WaveFile.h
+++ b/Source/Core/AudioCommon/WaveFile.h
@@ -12,8 +12,7 @@
 // If Stop is not called when it destructs, the destructor will call Stop().
 // ---------------------------------------------------------------------------------
 
-#ifndef _WAVEFILE_H_
-#define _WAVEFILE_H_
+#pragma once
 
 #include "FileUtil.h"
 
@@ -41,5 +40,3 @@ public:
 	void AddStereoSamplesBE(const short *sample_data, u32 count);  // big endian
 	u32 GetAudioSize() const { return audio_size; }
 };
-
-#endif  // _WAVEFILE_H_
diff --git a/Source/Core/AudioCommon/aldlist.h b/Source/Core/AudioCommon/aldlist.h
index 645b75966..29d742a98 100644
--- a/Source/Core/AudioCommon/aldlist.h
+++ b/Source/Core/AudioCommon/aldlist.h
@@ -1,5 +1,4 @@
-#ifndef ALDEVICELIST_H
-#define ALDEVICELIST_H
+#pragma once
 
 #include "CommonTypes.h"
 #ifdef _WIN32
@@ -47,5 +46,3 @@ public:
 private:
 	u32 GetMaxNumSources();
 };
-
-#endif // ALDEVICELIST_H
diff --git a/Source/Core/Common/ArmEmitter.h b/Source/Core/Common/ArmEmitter.h
index 99024f3b6..9c53cb66f 100644
--- a/Source/Core/Common/ArmEmitter.h
+++ b/Source/Core/Common/ArmEmitter.h
@@ -1,24 +1,10 @@
-// Copyright (C) 2003 Dolphin Project.
-
-// This program is free software: you can redistribute it and/or modify
-// it under the terms of the GNU General Public License as published by
-// the Free Software Foundation, version 2.0.
-
-// This program is distributed in the hope that it will be useful,
-// but WITHOUT ANY WARRANTY; without even the implied warranty of
-// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-// GNU General Public License 2.0 for more details.
-
-// A copy of the GPL 2.0 should have been included with the program.
-// If not, see http://www.gnu.org/licenses/
-
-// Official SVN repository and contact information can be found at
-// http://code.google.com/p/dolphin-emu/
+// Copyright 2013 Dolphin Emulator Project
+// Licensed under GPLv2
+// Refer to the license.txt file included.
 
 // WARNING - THIS LIBRARY IS NOT THREAD SAFE!!!
 
-#ifndef _DOLPHIN_ARM_CODEGEN_
-#define _DOLPHIN_ARM_CODEGEN_
+#pragma once
 
 #include "Common.h"
 #include "MemoryUtil.h"
@@ -796,5 +782,3 @@ extern const VFPEnc VFPOps[16][2];
 extern const char *VFPOpNames[16];
 
 }  // namespace
-
-#endif // _DOLPHIN_INTEL_CODEGEN_
diff --git a/Source/Core/Common/Atomic.h b/Source/Core/Common/Atomic.h
index 11ed45109..7d2f9204e 100644
--- a/Source/Core/Common/Atomic.h
+++ b/Source/Core/Common/Atomic.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _ATOMIC_H_
-#define _ATOMIC_H_
+#pragma once 
 
 #ifdef _WIN32
 
@@ -15,5 +14,3 @@
 #include "Atomic_GCC.h"
 
 #endif
-
-#endif
diff --git a/Source/Core/Common/Atomic_GCC.h b/Source/Core/Common/Atomic_GCC.h
index 22dffbe66..e250efbdc 100644
--- a/Source/Core/Common/Atomic_GCC.h
+++ b/Source/Core/Common/Atomic_GCC.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _ATOMIC_GCC_H_
-#define _ATOMIC_GCC_H_
+#pragma once
 
 #include "Common.h"
 
@@ -86,5 +85,3 @@ inline T* AtomicExchangeAcquire(T* volatile& loc, U newval) {
 }
 
 }
-
-#endif
diff --git a/Source/Core/Common/Atomic_Win32.h b/Source/Core/Common/Atomic_Win32.h
index 7ce138193..5e52b0a0e 100644
--- a/Source/Core/Common/Atomic_Win32.h
+++ b/Source/Core/Common/Atomic_Win32.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _ATOMIC_WIN32_H_
-#define _ATOMIC_WIN32_H_
+#pragma once
 
 #include "Common.h"
 #include <intrin.h>
@@ -79,5 +78,3 @@ inline T* AtomicExchangeAcquire(T* volatile& loc, U newval) {
 }
 
 }
-
-#endif
diff --git a/Source/Core/Common/BreakPoints.h b/Source/Core/Common/BreakPoints.h
index e9ac0b166..285e5cd96 100644
--- a/Source/Core/Common/BreakPoints.h
+++ b/Source/Core/Common/BreakPoints.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _DEBUGGER_BREAKPOINTS_H
-#define _DEBUGGER_BREAKPOINTS_H
+#pragma once
 
 #include <vector>
 #include <string>
@@ -97,6 +96,3 @@ public:
 
 	void Clear() { m_MemChecks.clear(); };
 };
-
-#endif
-
diff --git a/Source/Core/Common/CDUtils.h b/Source/Core/Common/CDUtils.h
index a458477fe..19ca22df1 100644
--- a/Source/Core/Common/CDUtils.h
+++ b/Source/Core/Common/CDUtils.h
@@ -1,5 +1,4 @@
-#ifndef _CDUTILS_H_
-#define _CDUTILS_H_
+#pragma once
 
 #include <vector>
 #include <string>
@@ -9,5 +8,3 @@ std::vector<std::string> cdio_get_devices();
 
 // Returns true if device is cdrom/dvd
 bool cdio_is_cdrom(std::string device);
-
-#endif // _CDUTILS_H_
diff --git a/Source/Core/Common/CPUDetect.h b/Source/Core/Common/CPUDetect.h
index 0463e1110..51dd20b8c 100644
--- a/Source/Core/Common/CPUDetect.h
+++ b/Source/Core/Common/CPUDetect.h
@@ -4,8 +4,7 @@
 
 
 // Detect the cpu, so we'll know which optimizations to use
-#ifndef _CPUDETECT_H_
-#define _CPUDETECT_H_
+#pragma once
 
 #include <string>
 
@@ -85,5 +84,3 @@ private:
 };
 
 extern CPUInfo cpu_info;
-
-#endif // _CPUDETECT_H_
diff --git a/Source/Core/Common/ChunkFile.h b/Source/Core/Common/ChunkFile.h
index d7aeba055..acacca473 100644
--- a/Source/Core/Common/ChunkFile.h
+++ b/Source/Core/Common/ChunkFile.h
@@ -2,9 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-
-#ifndef _POINTERWRAP_H_
-#define _POINTERWRAP_H_
+#pragma once
 
 // Extremely simple serialization framework.
 
@@ -431,5 +429,3 @@ private:
 		u32 ExpectedSize;
 	};
 };
-
-#endif  // _POINTERWRAP_H_
diff --git a/Source/Core/Common/ColorUtil.h b/Source/Core/Common/ColorUtil.h
index 010d8b1a5..bf4979e7b 100644
--- a/Source/Core/Common/ColorUtil.h
+++ b/Source/Core/Common/ColorUtil.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _COLORUTIL_H_
-#define _COLORUTIL_H_
+#pragma once
 
 namespace ColorUtil
 {
@@ -12,5 +11,3 @@ void decode5A3image(u32* dst, u16* src, int width, int height);
 void decodeCI8image(u32* dst, u8* src, u16* pal, int width, int height);
 
 }  // namespace
-
-#endif // _COLORUTIL_H_
diff --git a/Source/Core/Common/Common.h b/Source/Core/Common/Common.h
index 6556f1fd1..fc326e2cc 100644
--- a/Source/Core/Common/Common.h
+++ b/Source/Core/Common/Common.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _COMMON_H_
-#define _COMMON_H_
+#pragma once
 
 // DO NOT EVER INCLUDE <windows.h> directly _or indirectly_ from this file
 // since it slows down the build a lot.
@@ -174,5 +173,3 @@ enum EMUSTATE_CHANGE
 };
 
 #include "CommonFuncs.h"
-
-#endif // _COMMON_H_
diff --git a/Source/Core/Common/CommonFuncs.h b/Source/Core/Common/CommonFuncs.h
index 1b385859d..b6592e3ea 100644
--- a/Source/Core/Common/CommonFuncs.h
+++ b/Source/Core/Common/CommonFuncs.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _COMMONFUNCS_H_
-#define _COMMONFUNCS_H_
+#pragma once
 
 #ifdef _WIN32
 #define SLEEP(x) Sleep(x)
@@ -253,5 +252,3 @@ inline T FromBigEndian(T data)
 }
 
 }  // Namespace Common
-
-#endif // _COMMONFUNCS_H_
diff --git a/Source/Core/Common/CommonPaths.h b/Source/Core/Common/CommonPaths.h
index 456f66956..3481aca00 100644
--- a/Source/Core/Common/CommonPaths.h
+++ b/Source/Core/Common/CommonPaths.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _COMMON_PATHS_H_
-#define _COMMON_PATHS_H_
+#pragma once
 
 // Make sure we pick up USER_DIR if set in config.h
 #include "Common.h"
@@ -119,5 +118,3 @@
 // Subdirs in Sys
 #define GC_SYS_DIR "GC"
 #define WII_SYS_DIR "Wii"
-
-#endif // _COMMON_PATHS_H_
diff --git a/Source/Core/Common/CommonTypes.h b/Source/Core/Common/CommonTypes.h
index 3eb131c1a..56210da18 100644
--- a/Source/Core/Common/CommonTypes.h
+++ b/Source/Core/Common/CommonTypes.h
@@ -7,8 +7,7 @@
 // other parts of the code. Any definitions that are only used by the core should be
 // placed in "Common.h" instead.
 
-#ifndef _COMMONTYPES_H_
-#define _COMMONTYPES_H_
+#pragma once
 
 #include <cstdint>
 #include <cstddef>
@@ -47,5 +46,3 @@ typedef int64_t s64;
 #define LONG int
 
 #endif // _WIN32
-
-#endif // _COMMONTYPES_H_
diff --git a/Source/Core/Common/ConsoleListener.h b/Source/Core/Common/ConsoleListener.h
index 84c379eb5..ea9566aac 100644
--- a/Source/Core/Common/ConsoleListener.h
+++ b/Source/Core/Common/ConsoleListener.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _CONSOLELISTENER_H
-#define _CONSOLELISTENER_H
+#pragma once
 
 #include "LogManager.h"
 
@@ -37,5 +36,3 @@ private:
 #endif
 	bool bUseColor;
 };
-
-#endif  // _CONSOLELISTENER_H
diff --git a/Source/Core/Common/DebugInterface.h b/Source/Core/Common/DebugInterface.h
index 81b2d0852..b1df4144c 100644
--- a/Source/Core/Common/DebugInterface.h
+++ b/Source/Core/Common/DebugInterface.h
@@ -1,5 +1,4 @@
-#ifndef _DEBUGINTERFACE_H
-#define _DEBUGINTERFACE_H
+#pragma once
 
 #include <string>
 
@@ -34,5 +33,3 @@ public:
 	virtual int getColor(unsigned int /*address*/){return 0xFFFFFFFF;}
 	virtual std::string getDescription(unsigned int /*address*/) = 0;
 };
-
-#endif
diff --git a/Source/Core/Common/ExtendedTrace.h b/Source/Core/Common/ExtendedTrace.h
index d4da486fd..e0efd8520 100644
--- a/Source/Core/Common/ExtendedTrace.h
+++ b/Source/Core/Common/ExtendedTrace.h
@@ -12,8 +12,7 @@
 //
 // ----------------------------------------------------------------------------------------
 
-#ifndef _EXTENDEDTRACE_H_INCLUDED_
-#define _EXTENDEDTRACE_H_INCLUDED_
+#pragma once
 
 #if defined(WIN32)
 
@@ -23,9 +22,9 @@
 
 #pragma comment( lib, "imagehlp.lib" )
 
-#define EXTENDEDTRACEINITIALIZE( IniSymbolPath )	InitSymInfo( IniSymbolPath )
-#define EXTENDEDTRACEUNINITIALIZE()					UninitSymInfo()
-#define STACKTRACE(file)							StackTrace( GetCurrentThread(), "", file)
+#define EXTENDEDTRACEINITIALIZE( IniSymbolPath ) InitSymInfo( IniSymbolPath )
+#define EXTENDEDTRACEUNINITIALIZE()              UninitSymInfo()
+#define STACKTRACE(file)                         StackTrace( GetCurrentThread(), "", file)
 #define STACKTRACE2(file, eip, esp, ebp) StackTrace(GetCurrentThread(), "", file, eip, esp, ebp)
 // class File;
 
@@ -40,13 +39,12 @@ void etfprint(FILE *file, const std::string &text);
 #define UEFBUFSIZE 2048
 extern char g_uefbuf[UEFBUFSIZE];
 
-#else	// not WIN32
+#else // not WIN32
 
-#define EXTENDEDTRACEINITIALIZE( IniSymbolPath )	((void)0)
-#define EXTENDEDTRACEUNINITIALIZE()					((void)0)
-#define STACKTRACE(file)							((void)0)
-#define STACKTRACE2(file, eip, esp, ebp)			((void)0)
+#define EXTENDEDTRACEINITIALIZE( IniSymbolPath ) ((void)0)
+#define EXTENDEDTRACEUNINITIALIZE()              ((void)0)
+#define STACKTRACE(file)                         ((void)0)
+#define STACKTRACE2(file, eip, esp, ebp)         ((void)0)
 
-#endif	// WIN32
+#endif // WIN32
 
-#endif	// _EXTENDEDTRACE_H_INCLUDED_
diff --git a/Source/Core/Common/FPURoundMode.h b/Source/Core/Common/FPURoundMode.h
index c552ad7ff..759aaac37 100644
--- a/Source/Core/Common/FPURoundMode.h
+++ b/Source/Core/Common/FPURoundMode.h
@@ -1,21 +1,9 @@
-// Copyright (C) 2003 Dolphin Project.
+// Copyright 2013 Dolphin Emulator Project
+// Licensed under GPLv2
+// Refer to the license.txt file included.
 
-// This program is free software: you can redistribute it and/or modify
-// it under the terms of the GNU General Public License as published by
-// the Free Software Foundation, version 2.0.
+#pragma once
 
-// This program is distributed in the hope that it will be useful,
-// but WITHOUT ANY WARRANTY; without even the implied warranty of
-// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-// GNU General Public License 2.0 for more details.
-
-// A copy of the GPL 2.0 should have been included with the program.
-// If not, see http://www.gnu.org/licenses/
-
-// Official SVN repository and contact information can be found at
-// http://code.google.com/p/dolphin-emu/
-#ifndef FPU_ROUND_MODE_H_
-#define FPU_ROUND_MODE_H_
 #include "CommonTypes.h"
 
 namespace FPURoundMode
@@ -49,4 +37,3 @@ namespace FPURoundMode
 	void LoadSIMDState();
 	void LoadDefaultSIMDState();
 }
-#endif
diff --git a/Source/Core/Common/FifoQueue.h b/Source/Core/Common/FifoQueue.h
index c3d15ff7d..0e0ada139 100644
--- a/Source/Core/Common/FifoQueue.h
+++ b/Source/Core/Common/FifoQueue.h
@@ -1,6 +1,4 @@
-
-#ifndef _FIFO_QUEUE_H_
-#define _FIFO_QUEUE_H_
+#pragma once
 
 // a simple lockless thread-safe,
 // single reader, single writer queue
@@ -116,5 +114,3 @@ private:
 };
 
 }
-
-#endif
diff --git a/Source/Core/Common/FileSearch.h b/Source/Core/Common/FileSearch.h
index 55aaf4ebe..3e3d3d82e 100644
--- a/Source/Core/Common/FileSearch.h
+++ b/Source/Core/Common/FileSearch.h
@@ -2,9 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-
-#ifndef _FILESEARCH_H_
-#define _FILESEARCH_H_
+#pragma once
 
 #include <string>
 #include <vector>
@@ -24,5 +22,3 @@ private:
 	XStringVector m_FileNames;
 };
 
-#endif // _FILESEARCH_H_
-
diff --git a/Source/Core/Common/FileUtil.h b/Source/Core/Common/FileUtil.h
index 4fee364a2..e0efc42ca 100644
--- a/Source/Core/Common/FileUtil.h
+++ b/Source/Core/Common/FileUtil.h
@@ -2,9 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-
-#ifndef _FILEUTIL_H_
-#define _FILEUTIL_H_
+#pragma once
 
 #include <fstream>
 #include <cstdio>
@@ -237,5 +235,3 @@ void OpenFStream(T& fstream, const std::string& filename, std::ios_base::openmod
 	fstream.open(filename.c_str(), openmode);
 #endif
 }
-
-#endif
diff --git a/Source/Core/Common/FixedSizeQueue.h b/Source/Core/Common/FixedSizeQueue.h
index 0fb625dd5..2b54b631b 100644
--- a/Source/Core/Common/FixedSizeQueue.h
+++ b/Source/Core/Common/FixedSizeQueue.h
@@ -2,9 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-
-#ifndef _FIXED_SIZE_QUEUE_H_
-#define _FIXED_SIZE_QUEUE_H_
+#pragma once
 
 // STL-look-a-like interface, but name is mixed case to distinguish it clearly from the
 // real STL classes.
@@ -70,6 +68,3 @@ public:
 		return count;
 	}
 };
-
-#endif // _FIXED_SIZE_QUEUE_H_
-
diff --git a/Source/Core/Common/Hash.h b/Source/Core/Common/Hash.h
index 7bc37a563..23a54cd47 100644
--- a/Source/Core/Common/Hash.h
+++ b/Source/Core/Common/Hash.h
@@ -2,9 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-
-#ifndef _HASH_H_
-#define _HASH_H_
+#pragma once
 
 #include "Common.h"
 
@@ -17,4 +15,3 @@ u64 GetHashHiresTexture(const u8 *src, int len, u32 samples);
 u64 GetMurmurHash3(const u8 *src, int len, u32 samples);
 u64 GetHash64(const u8 *src, int len, u32 samples);
 void SetHash64Function(bool useHiresTextures);
-#endif // _HASH_H_
diff --git a/Source/Core/Common/IniFile.h b/Source/Core/Common/IniFile.h
index 005f866f6..fd8de38f1 100644
--- a/Source/Core/Common/IniFile.h
+++ b/Source/Core/Common/IniFile.h
@@ -2,9 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-
-#ifndef _INIFILE_H_
-#define _INIFILE_H_
+#pragma once
 
 #include <map>
 #include <string>
@@ -159,5 +157,3 @@ private:
 	std::string* GetLine(const char* section, const char* key);
 	void CreateSection(const char* section);
 };
-
-#endif // _INIFILE_H_
diff --git a/Source/Core/Common/LinearDiskCache.h b/Source/Core/Common/LinearDiskCache.h
index e139b064f..34bf38165 100644
--- a/Source/Core/Common/LinearDiskCache.h
+++ b/Source/Core/Common/LinearDiskCache.h
@@ -2,9 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-
-#ifndef _LINEAR_DISKCACHE
-#define _LINEAR_DISKCACHE
+#pragma once
 
 #include "Common.h"
 #include <fstream>
@@ -184,5 +182,3 @@ private:
 	std::fstream m_file;
 	u32 m_num_entries;
 };
-
-#endif  // _LINEAR_DISKCACHE
diff --git a/Source/Core/Common/Log.h b/Source/Core/Common/Log.h
index 8c7a1eb33..3284daabf 100644
--- a/Source/Core/Common/Log.h
+++ b/Source/Core/Common/Log.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _LOG_H_
-#define _LOG_H_
+#pragma once
 
 #define NOTICE_LEVEL  1  // VERY important information that is NOT errors. Like startup and OSReports.
 #define ERROR_LEVEL   2  // Critical errors
@@ -155,5 +154,3 @@ void GenericLog(LOGTYPES_LEVELS level, LOGTYPES_TYPE type,
 #else // GEKKO
 #define _assert_msg_(_t_, _a_, _fmt_, ...)
 #endif
-
-#endif // _LOG_H_
diff --git a/Source/Core/Common/LogManager.h b/Source/Core/Common/LogManager.h
index 101be5fc1..1b055e603 100644
--- a/Source/Core/Common/LogManager.h
+++ b/Source/Core/Common/LogManager.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _LOGMANAGER_H_
-#define _LOGMANAGER_H_
+#pragma once
 
 #include "Log.h"
 #include "StringUtil.h"
@@ -165,5 +164,3 @@ public:
 	static void Init();
 	static void Shutdown();
 };
-
-#endif // _LOGMANAGER_H_
diff --git a/Source/Core/Common/MathUtil.h b/Source/Core/Common/MathUtil.h
index 3e7b198c4..ecb264cbe 100644
--- a/Source/Core/Common/MathUtil.h
+++ b/Source/Core/Common/MathUtil.h
@@ -2,9 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-
-#ifndef _MATH_UTIL_H_
-#define _MATH_UTIL_H_
+#pragma once
 
 #include "Common.h"
 
@@ -206,5 +204,3 @@ public:
 
 	float data[16];
 };
-
-#endif // _MATH_UTIL_H_
diff --git a/Source/Core/Common/MemArena.h b/Source/Core/Common/MemArena.h
index 25d5c3ccb..5cd952d23 100644
--- a/Source/Core/Common/MemArena.h
+++ b/Source/Core/Common/MemArena.h
@@ -2,9 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-
-#ifndef _MEMARENA_H_
-#define _MEMARENA_H_
+#pragma once
 
 #ifdef _WIN32
 #include <windows.h>
@@ -54,5 +52,3 @@ struct MemoryView
 // a passed-in list of MemoryView structures.
 u8 *MemoryMap_Setup(const MemoryView *views, int num_views, u32 flags, MemArena *arena);
 void MemoryMap_Shutdown(const MemoryView *views, int num_views, u32 flags, MemArena *arena);
-
-#endif // _MEMARENA_H_
diff --git a/Source/Core/Common/MemoryUtil.h b/Source/Core/Common/MemoryUtil.h
index 79b35e41c..4655c787c 100644
--- a/Source/Core/Common/MemoryUtil.h
+++ b/Source/Core/Common/MemoryUtil.h
@@ -2,9 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-
-#ifndef _MEMORYUTIL_H
-#define _MEMORYUTIL_H
+#pragma once
 
 #include <string>
 
@@ -22,5 +20,3 @@ void UnWriteProtectMemory(void* ptr, size_t size, bool allowExecute = false);
 std::string MemUsage();
 
 inline int GetPageSize() { return 4096; }
-
-#endif
diff --git a/Source/Core/Common/MsgHandler.h b/Source/Core/Common/MsgHandler.h
index f6e2f0f1d..36032fe09 100644
--- a/Source/Core/Common/MsgHandler.h
+++ b/Source/Core/Common/MsgHandler.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _MSGHANDLER_H_
-#define _MSGHANDLER_H_
+#pragma once
 
 #include <string>
 
@@ -69,5 +68,3 @@ void SetEnableAlert(bool enable);
 	#define AskYesNoT(format, ...) ;
 	#define CriticalAlertT(format, ...) ;
 #endif
-
-#endif // _MSGHANDLER_H_
diff --git a/Source/Core/Common/NandPaths.h b/Source/Core/Common/NandPaths.h
index 19228d317..f1fd15100 100644
--- a/Source/Core/Common/NandPaths.h
+++ b/Source/Core/Common/NandPaths.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef __NANDPATHS_H__
-#define __NANDPATHS_H__
+#pragma once
 
 #include <string>
 #include "CommonTypes.h"
@@ -23,5 +22,3 @@ namespace Common
 	bool CheckTitleTIK(u64 _titleID);
 	void ReadReplacements(replace_v& replacements);
 }
-#endif
-
diff --git a/Source/Core/Common/SDCardUtil.h b/Source/Core/Common/SDCardUtil.h
index 3497b4a91..e68472098 100644
--- a/Source/Core/Common/SDCardUtil.h
+++ b/Source/Core/Common/SDCardUtil.h
@@ -1,19 +1,8 @@
-// Copyright (C) 2003 Dolphin Project.
+// Copyright 2013 Dolphin Emulator Project
+// Licensed under GPLv2
+// Refer to the license.txt file included.
 
-// This program is free software: you can redistribute it and/or modify
-// it under the terms of the GNU General Public License as published by
-// the Free Software Foundation, version 2.0.
-
-// This program is distributed in the hope that it will be useful,
-// but WITHOUT ANY WARRANTY; without even the implied warranty of
-// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-// GNU General Public License 2.0 for more details.
-
-// A copy of the GPL 2.0 should have been included with the program.
-// If not, see http://www.gnu.org/licenses/
-
-// Official Git repository and contact information can be found at
-// http://code.google.com/p/dolphin-emu/
+#pragma once
 
 #include "CommonTypes.h"
 
diff --git a/Source/Core/Common/StdConditionVariable.h b/Source/Core/Common/StdConditionVariable.h
index 1a05ce45e..d9f17ec71 100644
--- a/Source/Core/Common/StdConditionVariable.h
+++ b/Source/Core/Common/StdConditionVariable.h
@@ -1,6 +1,8 @@
+// Copyright 2013 Dolphin Emulator Project
+// Licensed under GPLv2
+// Refer to the license.txt file included.
 
-#ifndef CONDITION_VARIABLE_H_
-#define CONDITION_VARIABLE_H_
+#pragma once
 
 #define GCC_VER(x,y,z)	((x) * 10000 + (y) * 100 + (z))
 #define GCC_VERSION GCC_VER(__GNUC__, __GNUC_MINOR__, __GNUC_PATCHLEVEL__)
@@ -172,4 +174,3 @@ private:
 }
 
 #endif
-#endif
diff --git a/Source/Core/Common/StdMutex.h b/Source/Core/Common/StdMutex.h
index 4d3348d45..509e1d256 100644
--- a/Source/Core/Common/StdMutex.h
+++ b/Source/Core/Common/StdMutex.h
@@ -1,6 +1,8 @@
+// Copyright 2013 Dolphin Emulator Project
+// Licensed under GPLv2
+// Refer to the license.txt file included.
 
-#ifndef MUTEX_H_
-#define MUTEX_H_
+#pragma once
 
 #define GCC_VER(x,y,z)	((x) * 10000 + (y) * 100 + (z))
 #define GCC_VERSION GCC_VER(__GNUC__, __GNUC_MINOR__, __GNUC_PATCHLEVEL__)
@@ -368,4 +370,3 @@ void swap(unique_lock<Mutex>& x, unique_lock<Mutex>& y)
 }
 
 #endif
-#endif
diff --git a/Source/Core/Common/StdThread.h b/Source/Core/Common/StdThread.h
index 9e589061b..ca7d6917e 100644
--- a/Source/Core/Common/StdThread.h
+++ b/Source/Core/Common/StdThread.h
@@ -1,6 +1,8 @@
+// Copyright 2013 Dolphin Emulator Project
+// Licensed under GPLv2
+// Refer to the license.txt file included.
 
-#ifndef STD_THREAD_H_
-#define STD_THREAD_H_
+#pragma once
 
 #define GCC_VER(x,y,z)	((x) * 10000 + (y) * 100 + (z))
 #define GCC_VERSION GCC_VER(__GNUC__, __GNUC_MINOR__, __GNUC_PATCHLEVEL__)
@@ -320,4 +322,3 @@ inline thread::id get_id()
 #undef THREAD_HANDLE
 
 #endif
-#endif
diff --git a/Source/Core/Common/StringUtil.h b/Source/Core/Common/StringUtil.h
index 7846cbee3..d44432837 100644
--- a/Source/Core/Common/StringUtil.h
+++ b/Source/Core/Common/StringUtil.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _STRINGUTIL_H_
-#define _STRINGUTIL_H_
+#pragma once
 
 #include <stdarg.h>
 
@@ -114,5 +113,3 @@ inline std::string UTF8ToTStr(const std::string& str)
 #endif
 
 #endif
-
-#endif // _STRINGUTIL_H_
diff --git a/Source/Core/Common/SymbolDB.h b/Source/Core/Common/SymbolDB.h
index 043d6ad22..e0272d427 100644
--- a/Source/Core/Common/SymbolDB.h
+++ b/Source/Core/Common/SymbolDB.h
@@ -5,8 +5,7 @@
 // This file contains a generic symbol map implementation. For CPU-specific
 // magic, derive and extend.
 
-#ifndef _SYMBOL_DB_H
-#define _SYMBOL_DB_H
+#pragma once
 
 #include <string>
 #include <map>
@@ -105,5 +104,3 @@ public:
 	void List();
 	void Index();
 };
-
-#endif
diff --git a/Source/Core/Common/SysConf.h b/Source/Core/Common/SysConf.h
index 30b5632cf..f8f6ca317 100644
--- a/Source/Core/Common/SysConf.h
+++ b/Source/Core/Common/SysConf.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef __SYSCONF_MANAGER_h__
-#define __SYSCONF_MANAGER_h__
+#pragma once
 
 #include <string>
 #include <vector>
@@ -176,5 +175,3 @@ private:
 	std::vector<SSysConfEntry> m_Entries;
 	bool m_IsValid;
 };
-
-#endif // __SYSCONF_MANAGER_h__
diff --git a/Source/Core/Common/Thread.h b/Source/Core/Common/Thread.h
index b2e9572ce..5f3af35da 100644
--- a/Source/Core/Common/Thread.h
+++ b/Source/Core/Common/Thread.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _THREAD_H_
-#define _THREAD_H_
+#pragma once
 
 #include "StdConditionVariable.h"
 #include "StdMutex.h"
@@ -122,5 +121,3 @@ inline void YieldCPU()
 void SetCurrentThreadName(const char *name);
 
 } // namespace Common
-
-#endif // _THREAD_H_
diff --git a/Source/Core/Common/Timer.h b/Source/Core/Common/Timer.h
index 3055246f8..851f48b7a 100644
--- a/Source/Core/Common/Timer.h
+++ b/Source/Core/Common/Timer.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _TIMER_H_
-#define _TIMER_H_
+#pragma once
 
 #include "CommonTypes.h"
 #include <string>
@@ -42,5 +41,3 @@ private:
 };
 
 } // Namespace Common
-
-#endif // _TIMER_H_
diff --git a/Source/Core/Common/x64ABI.h b/Source/Core/Common/x64ABI.h
index c315c9cdd..c08480c2b 100644
--- a/Source/Core/Common/x64ABI.h
+++ b/Source/Core/Common/x64ABI.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _JIT_ABI_H_
-#define _JIT_ABI_H_
+#pragma once
 
 #include "Common.h"
 
@@ -76,7 +75,3 @@
 #endif // WIN32
 
 #endif // X86
-
-#endif  // _JIT_ABI_H_
-
-
diff --git a/Source/Core/Common/x64Analyzer.h b/Source/Core/Common/x64Analyzer.h
index 778c34738..110e50de2 100644
--- a/Source/Core/Common/x64Analyzer.h
+++ b/Source/Core/Common/x64Analyzer.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _X64ANALYZER_H_
-#define _X64ANALYZER_H_
+#pragma once
 
 #include "CommonTypes.h"
 
@@ -40,5 +39,3 @@ enum AccessType
 };
 
 bool DisassembleMov(const unsigned char *codePtr, InstructionInfo *info);
-
-#endif // _X64ANALYZER_H_
diff --git a/Source/Core/Common/x64Emitter.h b/Source/Core/Common/x64Emitter.h
index d4d3433b6..23d034342 100644
--- a/Source/Core/Common/x64Emitter.h
+++ b/Source/Core/Common/x64Emitter.h
@@ -4,8 +4,7 @@
 
 // WARNING - THIS LIBRARY IS NOT THREAD SAFE!!!
 
-#ifndef _DOLPHIN_INTEL_CODEGEN_
-#define _DOLPHIN_INTEL_CODEGEN_
+#pragma once
 
 #include "Common.h"
 #include "MemoryUtil.h"
@@ -774,5 +773,3 @@ public:
 };
 
 }  // namespace
-
-#endif // _DOLPHIN_INTEL_CODEGEN_
diff --git a/Source/Core/Core/ARDecrypt.h b/Source/Core/Core/ARDecrypt.h
index c42cf8dc3..792518c02 100644
--- a/Source/Core/Core/ARDecrypt.h
+++ b/Source/Core/Core/ARDecrypt.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _ARDECRYPT_H_
-#define _ARDECRYPT_H_
+#pragma once
 
 #include <vector>
 #include "Common.h"
@@ -15,5 +14,3 @@ namespace ActionReplay
 void DecryptARCode(std::vector<std::string> vCodes, std::vector<AREntry> &ops);
 
 } //namespace
-
-#endif //_ARDECRYPT_H_
diff --git a/Source/Core/Core/ActionReplay.h b/Source/Core/Core/ActionReplay.h
index e1d461906..484ad6e85 100644
--- a/Source/Core/Core/ActionReplay.h
+++ b/Source/Core/Core/ActionReplay.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _ACTIONREPLAY_H_
-#define _ACTIONREPLAY_H_
+#pragma once
 
 #include "IniFile.h"
 
@@ -38,5 +37,3 @@ void EnableSelfLogging(bool enable);
 const std::vector<std::string> &GetSelfLog();
 bool IsSelfLogging();
 }  // namespace
-
-#endif // _ACTIONREPLAY_H_
diff --git a/Source/Core/Core/Boot/Boot.h b/Source/Core/Core/Boot/Boot.h
index b351ce5ed..d7df3390e 100644
--- a/Source/Core/Core/Boot/Boot.h
+++ b/Source/Core/Core/Boot/Boot.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _BOOT_H
-#define _BOOT_H
+#pragma once
 
 #include <cstdlib>
 #include <string>
@@ -58,5 +57,3 @@ private:
 
 	static bool SetupWiiMemory(IVolume::ECountry country);
 };
-
-#endif
diff --git a/Source/Core/Core/Boot/Boot_DOL.h b/Source/Core/Core/Boot/Boot_DOL.h
index af8681b30..23214ff99 100644
--- a/Source/Core/Core/Boot/Boot_DOL.h
+++ b/Source/Core/Core/Boot/Boot_DOL.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _BOOT_DOL_H
-#define _BOOT_DOL_H
+#pragma once
 
 #include "CommonTypes.h"
 
@@ -53,5 +52,3 @@ private:
 	// Copy sections to internal buffers
 	void Initialize(u8* _pBuffer, u32 _Size);
 };
-
-#endif
diff --git a/Source/Core/Core/Boot/Boot_WiiWAD.h b/Source/Core/Core/Boot/Boot_WiiWAD.h
index de90c5a14..75f6872f4 100644
--- a/Source/Core/Core/Boot/Boot_WiiWAD.h
+++ b/Source/Core/Core/Boot/Boot_WiiWAD.h
@@ -1,19 +1,6 @@
-// Copyright (C) 2003 Dolphin Project.
-
-// This program is free software: you can redistribute it and/or modify
-// it under the terms of the GNU General Public License as published by
-// the Free Software Foundation, version 2.0.
-
-// This program is distributed in the hope that it will be useful,
-// but WITHOUT ANY WARRANTY; without even the implied warranty of
-// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-// GNU General Public License 2.0 for more details.
-
-// A copy of the GPL 2.0 should have been included with the program.
-// If not, see http://www.gnu.org/licenses/
-
-// Official SVN repository and contact information can be found at
-// http://code.google.com/p/dolphin-emu/
+// Copyright 2014 Dolphin Emulator Project
+// Licensed under GPLv2
+// Refer to the license.txt file included.
 
 #pragma once
 
diff --git a/Source/Core/Core/Boot/ElfReader.h b/Source/Core/Core/Boot/ElfReader.h
index bb60d683d..0d2890e1f 100644
--- a/Source/Core/Core/Boot/ElfReader.h
+++ b/Source/Core/Core/Boot/ElfReader.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _ELFREADER_H
-#define _ELFREADER_H
+#pragma once
 
 #include "ElfTypes.h"
 
@@ -74,6 +73,3 @@ public:
 		return bRelocate;
 	}
 };
-
-#endif
-
diff --git a/Source/Core/Core/Boot/ElfTypes.h b/Source/Core/Core/Boot/ElfTypes.h
index f85129808..f1bf3db72 100644
--- a/Source/Core/Core/Boot/ElfTypes.h
+++ b/Source/Core/Core/Boot/ElfTypes.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _ELFTYPES_H
-#define _ELFTYPES_H
+#pragma once
 
 // ELF Header Constants
 
@@ -280,6 +279,3 @@ struct Elf32_Dyn
 		Elf32_Addr d_ptr;
 	} d_un;
 };
-
-#endif
-
diff --git a/Source/Core/Core/BootManager.h b/Source/Core/Core/BootManager.h
index 41f3b3f8d..20dd85f8a 100644
--- a/Source/Core/Core/BootManager.h
+++ b/Source/Core/Core/BootManager.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _BOOTMANAGER_H
-#define _BOOTMANAGER_H
+#pragma once
 
 #include <string>
 
@@ -15,5 +14,3 @@ bool BootCore(const std::string& _rFilename);
 
 void Stop();
 };
-
-#endif
diff --git a/Source/Core/Core/ConfigManager.h b/Source/Core/Core/ConfigManager.h
index 8cc4c37e0..01cf23d4e 100644
--- a/Source/Core/Core/ConfigManager.h
+++ b/Source/Core/Core/ConfigManager.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _CONFIGMANAGER_H
-#define _CONFIGMANAGER_H
+#pragma once
 
 #include <string>
 #include <vector>
@@ -104,6 +103,3 @@ private:
 
 	static SConfig* m_Instance;
 };
-
-#endif // endif config manager
-
diff --git a/Source/Core/Core/Console.h b/Source/Core/Core/Console.h
index 00b0a83f7..64779aad2 100644
--- a/Source/Core/Core/Console.h
+++ b/Source/Core/Core/Console.h
@@ -5,10 +5,6 @@
 
 // Simple debugging console currently residing in the Logging window. Not used much.
 
-#ifndef _CONSOLE_H
-#define _CONSOLE_H
+#pragma once
 
 void Console_Submit(const char *cmd);
-
-#endif
-
diff --git a/Source/Core/Core/Core.h b/Source/Core/Core/Core.h
index 2b966ea1d..e24a7e7ac 100644
--- a/Source/Core/Core/Core.h
+++ b/Source/Core/Core/Core.h
@@ -9,8 +9,7 @@
 // This is another part of the emu that needs cleaning - Core.cpp really has
 // too much random junk inside.
 
-#ifndef _CORE_H
-#define _CORE_H
+#pragma once
 
 #include <vector>
 #include <string>
@@ -87,6 +86,3 @@ void UpdateTitle();
 bool PauseAndLock(bool doLock, bool unpauseOnUnlock=true);
 
 }  // namespace
-
-#endif
-
diff --git a/Source/Core/Core/CoreParameter.h b/Source/Core/Core/CoreParameter.h
index caef1d4bb..ee3b11bd7 100644
--- a/Source/Core/Core/CoreParameter.h
+++ b/Source/Core/Core/CoreParameter.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _COREPARAMETER_H
-#define _COREPARAMETER_H
+#pragma once
 
 #include "IniFile.h"
 #include <string>
@@ -213,5 +212,3 @@ struct SCoreStartupParameter
 	IniFile LoadLocalGameIni() const;
 	IniFile LoadGameIni() const;
 };
-
-#endif
diff --git a/Source/Core/Core/CoreTiming.h b/Source/Core/Core/CoreTiming.h
index cd8321c10..21d0e1c2a 100644
--- a/Source/Core/Core/CoreTiming.h
+++ b/Source/Core/Core/CoreTiming.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _CORETIMING_H
-#define _CORETIMING_H
+#pragma once
 
 // This is a system to schedule events into the emulated machine's future. Time is measured
 // in main CPU clock cycles.
@@ -84,5 +83,3 @@ extern int downcount;
 extern int slicelength;
 
 }; // end of namespace
-
-#endif
diff --git a/Source/Core/Core/DSP/DSPAccelerator.h b/Source/Core/Core/DSP/DSPAccelerator.h
index 05a8db63b..e9a88aeeb 100644
--- a/Source/Core/Core/DSP/DSPAccelerator.h
+++ b/Source/Core/Core/DSP/DSPAccelerator.h
@@ -2,12 +2,9 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _DSP_ACCELERATOR_H
-#define _DSP_ACCELERATOR_H
+#pragma once
 
 u16 dsp_read_accelerator();
 
 u16 dsp_read_aram_d3();
 void dsp_write_aram_d3(u16 value);
-
-#endif
diff --git a/Source/Core/Core/DSP/DSPAnalyzer.h b/Source/Core/Core/DSP/DSPAnalyzer.h
index 61a7d2870..5af1db370 100644
--- a/Source/Core/Core/DSP/DSPAnalyzer.h
+++ b/Source/Core/Core/DSP/DSPAnalyzer.h
@@ -2,13 +2,13 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-
-// Basic code analysis.
+#pragma once
 
 #include "DSPInterpreter.h"
 
-namespace DSPAnalyzer {
-
+// Basic code analysis.
+namespace DSPAnalyzer
+{
 #define ISPACE 65536
 
 // Useful things to detect:
diff --git a/Source/Core/Core/DSP/DSPBreakpoints.h b/Source/Core/Core/DSP/DSPBreakpoints.h
index 6c3eb8be4..e83540f6a 100644
--- a/Source/Core/Core/DSP/DSPBreakpoints.h
+++ b/Source/Core/Core/DSP/DSPBreakpoints.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _DSP_BREAKPOINTS
-#define _DSP_BREAKPOINTS
+#pragma once
 
 #include "Common.h"
 
@@ -60,5 +59,3 @@ public:
 private:
 	u8 b[65536];
 };
-
-#endif
diff --git a/Source/Core/Core/DSP/DSPCodeUtil.h b/Source/Core/Core/DSP/DSPCodeUtil.h
index b1b05c532..004cc884c 100644
--- a/Source/Core/Core/DSP/DSPCodeUtil.h
+++ b/Source/Core/Core/DSP/DSPCodeUtil.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _DSPCODEUTIL_H
-#define _DSPCODEUTIL_H
+#pragma once
 
 #include <string>
 #include <vector>
@@ -26,5 +25,3 @@ void BinaryStringBEToCode(const std::string &str, std::vector<u16> &code);
 // Load code (big endian binary).
 bool LoadBinary(const char *filename, std::vector<u16> &code);
 bool SaveBinary(const std::vector<u16> &code, const char *filename);
-
-#endif  // _DSPCODEUTIL_H
diff --git a/Source/Core/Core/DSP/DSPCommon.h b/Source/Core/Core/DSP/DSPCommon.h
index f8abd6ed8..db171f315 100644
--- a/Source/Core/Core/DSP/DSPCommon.h
+++ b/Source/Core/Core/DSP/DSPCommon.h
@@ -2,10 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef __DSPCOMMON_H
-#define __DSPCOMMON_H
+#pragma once
 
 #include "CommonTypes.h"
 typedef u16 UDSPInstruction;
-
-#endif
diff --git a/Source/Core/Core/DSP/DSPCore.h b/Source/Core/Core/DSP/DSPCore.h
index 7b6805bd5..6bd1e959a 100644
--- a/Source/Core/Core/DSP/DSPCore.h
+++ b/Source/Core/Core/DSP/DSPCore.h
@@ -23,8 +23,7 @@
 
    ====================================================================*/
 
-#ifndef _DSPCORE_H
-#define _DSPCORE_H
+#pragma once
 
 #include "Thread.h"
 
@@ -301,5 +300,3 @@ void DSPCore_Step();
 
 u16 DSPCore_ReadRegister(int reg);
 void DSPCore_WriteRegister(int reg, u16 val);
-
-#endif // _DSPCORE_H
diff --git a/Source/Core/Core/DSP/DSPEmitter.h b/Source/Core/Core/DSP/DSPEmitter.h
index f44dcc677..78855553e 100644
--- a/Source/Core/Core/DSP/DSPEmitter.h
+++ b/Source/Core/Core/DSP/DSPEmitter.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _DSPEMITTER_H
-#define _DSPEMITTER_H
+#pragma once
 
 #include <list>
 
@@ -286,7 +285,3 @@ private:
 	void get_ax_h(int _reg, Gen::X64Reg acc = Gen::EAX);
 	void get_long_acc(int _reg, Gen::X64Reg acc = Gen::EAX);
 };
-
-
-#endif // _DSPEMITTER_H
-
diff --git a/Source/Core/Core/DSP/DSPHWInterface.h b/Source/Core/Core/DSP/DSPHWInterface.h
index 13ea8cf7a..b1d226d94 100644
--- a/Source/Core/Core/DSP/DSPHWInterface.h
+++ b/Source/Core/Core/DSP/DSPHWInterface.h
@@ -23,8 +23,7 @@
 
    ====================================================================*/
 
-#ifndef _GDSP_INTERFACE_H
-#define _GDSP_INTERFACE_H
+#pragma once
 
 #include "Common.h"
 
@@ -41,5 +40,3 @@ void gdsp_ifx_init();
 
 void gdsp_ifx_write(u32 addr, u32 val);
 u16  gdsp_ifx_read(u16 addr);
-
-#endif
diff --git a/Source/Core/Core/DSP/DSPHost.h b/Source/Core/Core/DSP/DSPHost.h
index 18ba5ec44..bfe1bd885 100644
--- a/Source/Core/Core/DSP/DSPHost.h
+++ b/Source/Core/Core/DSP/DSPHost.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _DSPHOST_H
-#define _DSPHOST_H
+#pragma once
 
 // The user of the DSPCore library must supply a few functions so that the
 // emulation core can access the environment it runs in. If the emulation
@@ -18,5 +17,3 @@ bool DSPHost_Wii();
 void DSPHost_InterruptRequest();
 void DSPHost_CodeLoaded(const u8 *ptr, int size);
 void DSPHost_UpdateDebugger();
-
-#endif
diff --git a/Source/Core/Core/DSP/DSPIntCCUtil.h b/Source/Core/Core/DSP/DSPIntCCUtil.h
index 0f747cf2f..31e3bbf60 100644
--- a/Source/Core/Core/DSP/DSPIntCCUtil.h
+++ b/Source/Core/Core/DSP/DSPIntCCUtil.h
@@ -4,8 +4,7 @@
 //
 // Additional copyrights go to Duddie and Tratax (c) 2004
 
-#ifndef _GDSP_CONDITION_CODES_H
-#define _GDSP_CONDITION_CODES_H
+#pragma once
 
 // Anything to do with SR and conditions goes here.
 
@@ -38,5 +37,3 @@ inline bool isOverS32(s64 acc) {
 }
 
 }  // namespace
-
-#endif  // _GDSP_CONDITION_CODES_H
diff --git a/Source/Core/Core/DSP/DSPIntExtOps.h b/Source/Core/Core/DSP/DSPIntExtOps.h
index d4f3a8dd0..bcd554e6b 100644
--- a/Source/Core/Core/DSP/DSPIntExtOps.h
+++ b/Source/Core/Core/DSP/DSPIntExtOps.h
@@ -23,8 +23,7 @@
 
    ====================================================================*/
 
-#ifndef _GDSP_EXT_OP_H
-#define _GDSP_EXT_OP_H
+#pragma once
 
 #include "DSPTables.h"
 
@@ -64,5 +63,3 @@ void nop(const UDSPInstruction opc);
 
 } // end namespace Ext
 } // end namespace DSPinterpeter
-
-#endif
diff --git a/Source/Core/Core/DSP/DSPIntUtil.h b/Source/Core/Core/DSP/DSPIntUtil.h
index 0e48ee77e..f1e228da3 100644
--- a/Source/Core/Core/DSP/DSPIntUtil.h
+++ b/Source/Core/Core/DSP/DSPIntUtil.h
@@ -23,8 +23,7 @@
 
    ====================================================================*/
 
-#ifndef _DSP_INT_UTIL_H
-#define _DSP_INT_UTIL_H
+#pragma once
 
 #include "Common.h"
 
@@ -381,5 +380,3 @@ inline s16 dsp_get_ax_h(int _reg)
 {
 	return (s16)g_dsp.r.ax[_reg].h;
 }
-
-#endif
diff --git a/Source/Core/Core/DSP/DSPInterpreter.h b/Source/Core/Core/DSP/DSPInterpreter.h
index 7252cd476..6ceb077ef 100644
--- a/Source/Core/Core/DSP/DSPInterpreter.h
+++ b/Source/Core/Core/DSP/DSPInterpreter.h
@@ -2,15 +2,14 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _DSPINTERPRETER_H
-#define _DSPINTERPRETER_H
+#pragma once
 
 #include "DSPTables.h"
 
 #define DSP_REG_MASK    0x1f
 
-namespace DSPInterpreter {
-
+namespace DSPInterpreter
+{
 void Step();
 
 // See: DspIntBranch.cpp
@@ -152,5 +151,3 @@ void tstprod(const UDSPInstruction opc);
 void abs(const UDSPInstruction opc);
 
 }  // namespace
-
-#endif // _DSPINTERPRETER_H
diff --git a/Source/Core/Core/DSP/DSPMemoryMap.h b/Source/Core/Core/DSP/DSPMemoryMap.h
index c27153713..55de7f173 100644
--- a/Source/Core/Core/DSP/DSPMemoryMap.h
+++ b/Source/Core/Core/DSP/DSPMemoryMap.h
@@ -23,8 +23,7 @@
 
    ====================================================================*/
 
-#ifndef _GDSP_MEMORY_H
-#define _GDSP_MEMORY_H
+#pragma once
 
 #include "Common.h"
 #include "DSPInterpreter.h"
@@ -51,5 +50,3 @@ inline void dsp_skip_inst()
 {
 	g_dsp.pc += opTable[dsp_peek_code()]->size;
 }
-
-#endif
diff --git a/Source/Core/Core/DSP/DSPStacks.h b/Source/Core/Core/DSP/DSPStacks.h
index cb808ee8a..6bb621d08 100644
--- a/Source/Core/Core/DSP/DSPStacks.h
+++ b/Source/Core/Core/DSP/DSPStacks.h
@@ -23,12 +23,9 @@
 
    ====================================================================*/
 
-#ifndef _DSP_STACKS_H
-#define _DSP_STACKS_H
+#pragma once
 
 #include "Common.h"
 
 void dsp_reg_store_stack(int stack_reg, u16 val);
 u16 dsp_reg_load_stack(int stack_reg);
-
-#endif
diff --git a/Source/Core/Core/DSP/DSPTables.h b/Source/Core/Core/DSP/DSPTables.h
index c57493d6a..66f29f9fe 100644
--- a/Source/Core/Core/DSP/DSPTables.h
+++ b/Source/Core/Core/DSP/DSPTables.h
@@ -4,8 +4,7 @@
 
 // Additional copyrights go to Duddie (c) 2005 (duddie@walla.com)
 
-#ifndef _DSPTABLES_H
-#define _DSPTABLES_H
+#pragma once
 
 //nclude "Common.h"
 #include "DSPEmitter.h"
@@ -145,5 +144,3 @@ inline void ExecuteInstruction(const UDSPInstruction inst)
 		applyWriteBackLog();
 	}
 }
-
-#endif // _DSPTABLES_H
diff --git a/Source/Core/Core/DSP/Jit/DSPJitRegCache.h b/Source/Core/Core/DSP/Jit/DSPJitRegCache.h
index 075be9d99..c2e27a359 100644
--- a/Source/Core/Core/DSP/Jit/DSPJitRegCache.h
+++ b/Source/Core/Core/DSP/Jit/DSPJitRegCache.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _DSPJITREGCACHE_H
-#define _DSPJITREGCACHE_H
+#pragma once
 
 #include "x64Emitter.h"
 
@@ -186,5 +185,3 @@ public:
 	//unreserve the given host reg
 	void putXReg(Gen::X64Reg reg);
 };
-
-#endif /*_DSPJITREGCACHE_H*/
diff --git a/Source/Core/Core/DSP/Jit/DSPJitUtil.h b/Source/Core/Core/DSP/Jit/DSPJitUtil.h
index a1a43e704..013cbd45d 100644
--- a/Source/Core/Core/DSP/Jit/DSPJitUtil.h
+++ b/Source/Core/Core/DSP/Jit/DSPJitUtil.h
@@ -2,7 +2,4 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef __DSPJITUTIL_H__
-#define __DSPJITUTIL_H__
-
-#endif /*__DSPJITUTIL_H__*/
+#pragma once
diff --git a/Source/Core/Core/DSP/LabelMap.h b/Source/Core/Core/DSP/LabelMap.h
index 4f700bb63..c0a822de8 100644
--- a/Source/Core/Core/DSP/LabelMap.h
+++ b/Source/Core/Core/DSP/LabelMap.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _LABELMAP_H
-#define _LABELMAP_H
+#pragma once
 
 #include <string>
 #include <vector>
@@ -38,5 +37,3 @@ public:
 	bool GetLabelValue(const std::string &label, u16 *value, LabelType type = LABEL_ANY) const;
 	void Clear();
 };
-
-#endif  // _LABELMAP_H
diff --git a/Source/Core/Core/DSP/assemble.h b/Source/Core/Core/DSP/assemble.h
index 25795c815..8f7762205 100644
--- a/Source/Core/Core/DSP/assemble.h
+++ b/Source/Core/Core/DSP/assemble.h
@@ -22,8 +22,7 @@
 
    ====================================================================*/
 
-#ifndef _DSP_ASSEMBLE_H
-#define _DSP_ASSEMBLE_H
+#pragma once
 
 #include <string>
 #include <map>
@@ -135,5 +134,3 @@ private:
 	int m_current_param;
 	const AssemblerSettings settings_;
 };
-
-#endif  // _DSP_ASSEMBLE_H
diff --git a/Source/Core/Core/DSP/disassemble.h b/Source/Core/Core/DSP/disassemble.h
index c9c0a304c..3c3169512 100644
--- a/Source/Core/Core/DSP/disassemble.h
+++ b/Source/Core/Core/DSP/disassemble.h
@@ -22,8 +22,7 @@
 
    ====================================================================*/
 
-#ifndef _DSP_DISASSEMBLE_H
-#define _DSP_DISASSEMBLE_H
+#pragma once
 
 #include <map>
 #include <vector>
@@ -82,6 +81,3 @@ private:
 
 	LabelMap labels;
 };
-
-#endif  // _DSP_DISASSEMBLE_H
-
diff --git a/Source/Core/Core/DSPEmulator.h b/Source/Core/Core/DSPEmulator.h
index 45b2b30c8..caf90b003 100644
--- a/Source/Core/Core/DSPEmulator.h
+++ b/Source/Core/Core/DSPEmulator.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _DSPEMULATOR_H_
-#define _DSPEMULATOR_H_
+#pragma once
 
 #include "ChunkFile.h"
 #include "SoundStream.h"
@@ -39,5 +38,3 @@ protected:
 };
 
 DSPEmulator *CreateDSPEmulator(bool HLE);
-
-#endif // _DSPEMULATOR_H_
diff --git a/Source/Core/Core/Debugger/Debugger_SymbolMap.h b/Source/Core/Core/Debugger/Debugger_SymbolMap.h
index dde4ba0b0..acf92f424 100644
--- a/Source/Core/Core/Debugger/Debugger_SymbolMap.h
+++ b/Source/Core/Core/Debugger/Debugger_SymbolMap.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _DEBUGGER_SYMBOLMAP_H
-#define _DEBUGGER_SYMBOLMAP_H
+#pragma once
 
 #include <vector>
 #include <string>
@@ -27,6 +26,3 @@ void AddAutoBreakpoints();
 
 
 } // end of namespace Debugger
-
-#endif
-
diff --git a/Source/Core/Core/Debugger/Dump.h b/Source/Core/Core/Debugger/Dump.h
index 9908bbb99..70b6286ae 100644
--- a/Source/Core/Core/Debugger/Dump.h
+++ b/Source/Core/Core/Debugger/Dump.h
@@ -6,8 +6,7 @@
 // Purpose: uncompress the dumps from costis GC-Debugger tool
 //
 //
-#ifndef _DUMP_H
-#define _DUMP_H
+#pragma once
 
 #include "Common.h"
 
@@ -36,5 +35,3 @@ private:
 
 	u32 Read32(u32 _pos);
 };
-
-#endif
diff --git a/Source/Core/Core/Debugger/GCELF.h b/Source/Core/Core/Debugger/GCELF.h
index f47c9bf6a..cc49c7492 100644
--- a/Source/Core/Core/Debugger/GCELF.h
+++ b/Source/Core/Core/Debugger/GCELF.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef GCELF_H
-#define GCELF_H
+#pragma once
 
 // ELF File Types
 #define ET_NONE			0 // No file type
@@ -111,6 +110,3 @@ typedef struct
 } Rela_Header;
 
 const char ELFID[4] = {0x7F, 'E', 'L', 'F'};
-
-#endif
-
diff --git a/Source/Core/Core/Debugger/PPCDebugInterface.h b/Source/Core/Core/Debugger/PPCDebugInterface.h
index 71ab0d79c..7b16f6bb7 100644
--- a/Source/Core/Core/Debugger/PPCDebugInterface.h
+++ b/Source/Core/Core/Debugger/PPCDebugInterface.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _PPCDEBUGINTERFACE_H
-#define _PPCDEBUGINTERFACE_H
+#pragma once
 
 #include <string>
 
@@ -43,6 +42,3 @@ public:
 	virtual std::string getDescription(unsigned int address) override;
 	virtual void showJitResults(u32 address) override;
 };
-
-#endif
-
diff --git a/Source/Core/Core/FifoPlayer/FifoAnalyzer.h b/Source/Core/Core/FifoPlayer/FifoAnalyzer.h
index fea45007b..a4c696f7d 100644
--- a/Source/Core/Core/FifoPlayer/FifoAnalyzer.h
+++ b/Source/Core/Core/FifoPlayer/FifoAnalyzer.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _FIFOANALYZER_H
-#define _FIFOANALYZER_H
+#pragma once
 
 #include "Common.h"
 
@@ -37,5 +36,3 @@ namespace FifoAnalyzer
 	u32 CalculateVertexSize(int vatIndex, const CPMemory &cpMem);
 	void CalculateVertexElementSizes(int sizes[], int vatIndex, const CPMemory &cpMem);
 }
-
-#endif
diff --git a/Source/Core/Core/FifoPlayer/FifoDataFile.h b/Source/Core/Core/FifoPlayer/FifoDataFile.h
index cb9067025..bddd5469c 100644
--- a/Source/Core/Core/FifoPlayer/FifoDataFile.h
+++ b/Source/Core/Core/FifoPlayer/FifoDataFile.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _FIFODATAFILE_H_
-#define _FIFODATAFILE_H_
+#pragma once
 
 #include "Common.h"
 #include <vector>
@@ -95,5 +94,3 @@ private:
 
 	std::vector<FifoFrameInfo> m_Frames;
 };
-
-#endif
diff --git a/Source/Core/Core/FifoPlayer/FifoFileStruct.h b/Source/Core/Core/FifoPlayer/FifoFileStruct.h
index 8c8a441fb..daa4f41f8 100644
--- a/Source/Core/Core/FifoPlayer/FifoFileStruct.h
+++ b/Source/Core/Core/FifoPlayer/FifoFileStruct.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _FIFOFILESTRUCT_H_
-#define _FIFOFILESTRUCT_H_
+#pragma once
 
 #include "Common.h"
 
@@ -68,5 +67,3 @@ struct FileMemoryUpdate
 #pragma pack(pop)
 
 }
-
-#endif
diff --git a/Source/Core/Core/FifoPlayer/FifoPlaybackAnalyzer.h b/Source/Core/Core/FifoPlayer/FifoPlaybackAnalyzer.h
index e58acbd62..0db01cea8 100644
--- a/Source/Core/Core/FifoPlayer/FifoPlaybackAnalyzer.h
+++ b/Source/Core/Core/FifoPlayer/FifoPlaybackAnalyzer.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _FIFOPLAYBACKANALYZER_H_
-#define _FIFOPLAYBACKANALYZER_H_
+#pragma once
 
 #include "FifoAnalyzer.h"
 #include "FifoDataFile.h"
@@ -47,5 +46,3 @@ private:
 	BPMemory m_BpMem;
 	FifoAnalyzer::CPMemory m_CpMem;
 };
-
-#endif
diff --git a/Source/Core/Core/FifoPlayer/FifoPlayer.h b/Source/Core/Core/FifoPlayer/FifoPlayer.h
index 982cd0643..c6e3318d2 100644
--- a/Source/Core/Core/FifoPlayer/FifoPlayer.h
+++ b/Source/Core/Core/FifoPlayer/FifoPlayer.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _FIFOPLAYER_H_
-#define _FIFOPLAYER_H_
+#pragma once
 
 #include "FifoPlaybackAnalyzer.h"
 #include <string>
@@ -108,5 +107,3 @@ private:
 
 	std::vector<AnalyzedFrameInfo> m_FrameInfo;
 };
-
-#endif
diff --git a/Source/Core/Core/FifoPlayer/FifoRecordAnalyzer.h b/Source/Core/Core/FifoPlayer/FifoRecordAnalyzer.h
index af7d1c997..06edc8111 100644
--- a/Source/Core/Core/FifoPlayer/FifoRecordAnalyzer.h
+++ b/Source/Core/Core/FifoPlayer/FifoRecordAnalyzer.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _FIFORECORDANALYZER_H_
-#define _FIFORECORDANALYZER_H_
+#pragma once
 
 #include "FifoAnalyzer.h"
 
@@ -40,5 +39,3 @@ private:
 	BPMemory *m_BpMem;
 	FifoAnalyzer::CPMemory m_CpMem;
 };
-
-#endif
diff --git a/Source/Core/Core/FifoPlayer/FifoRecorder.h b/Source/Core/Core/FifoPlayer/FifoRecorder.h
index 25cad3257..4cee4191e 100644
--- a/Source/Core/Core/FifoPlayer/FifoRecorder.h
+++ b/Source/Core/Core/FifoPlayer/FifoRecorder.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _FIFORECORDER_H_
-#define _FIFORECORDER_H_
+#pragma once
 
 #include "FifoDataFile.h"
 #include "FifoRecordAnalyzer.h"
@@ -63,5 +62,3 @@ private:
 	u8 *m_ExRam;
 	FifoRecordAnalyzer m_RecordAnalyzer;
 };
-
-#endif
diff --git a/Source/Core/Core/GeckoCode.h b/Source/Core/Core/GeckoCode.h
index ec027dcd9..0ceb9b72c 100644
--- a/Source/Core/Core/GeckoCode.h
+++ b/Source/Core/Core/GeckoCode.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef __GECKOCODE_h__
-#define __GECKOCODE_h__
+#pragma once
 
 #include "Common.h"
 
@@ -47,5 +46,3 @@ namespace Gecko
 	void RunCodeHandler();
 
 }	// namespace Gecko
-
-#endif
diff --git a/Source/Core/Core/GeckoCodeConfig.h b/Source/Core/Core/GeckoCodeConfig.h
index b4902f457..287865000 100644
--- a/Source/Core/Core/GeckoCodeConfig.h
+++ b/Source/Core/Core/GeckoCodeConfig.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef __GECKOCODECONFIG_h__
-#define __GECKOCODECONFIG_h__
+#pragma once
 
 #include "GeckoCode.h"
 
@@ -16,5 +15,3 @@ void LoadCodes(const IniFile& globalIni, const IniFile& localIni, std::vector<Ge
 void SaveCodes(IniFile& inifile, const std::vector<GeckoCode>& gcodes);
 
 };
-
-#endif
diff --git a/Source/Core/Core/HLE/HLE.h b/Source/Core/Core/HLE/HLE.h
index 6c4c46ff4..6deea0117 100644
--- a/Source/Core/Core/HLE/HLE.h
+++ b/Source/Core/Core/HLE/HLE.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _HLE_H
-#define _HLE_H
+#pragma once
 
 #include <map>
 #include "CommonTypes.h"
@@ -40,6 +39,3 @@ namespace HLE
 
 	static std::map<u32, u32> orig_instruction;
 }
-
-#endif
-
diff --git a/Source/Core/Core/HLE/HLE_Misc.h b/Source/Core/Core/HLE/HLE_Misc.h
index bc3acd143..3a75edb11 100644
--- a/Source/Core/Core/HLE/HLE_Misc.h
+++ b/Source/Core/Core/HLE/HLE_Misc.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef HLE_MISC_H
-#define HLE_MISC_H
+#pragma once
 
 namespace HLE_Misc
 {
@@ -14,5 +13,3 @@ namespace HLE_Misc
 	void OSGetResetCode();
 	void HLEGeckoCodehandler();
 }
-
-#endif
diff --git a/Source/Core/Core/HLE/HLE_OS.h b/Source/Core/Core/HLE/HLE_OS.h
index 59e3cf021..c55f27f45 100644
--- a/Source/Core/Core/HLE/HLE_OS.h
+++ b/Source/Core/Core/HLE/HLE_OS.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef HLE_OS_H
-#define HLE_OS_H
+#pragma once
 
 #include "Common.h"
 
@@ -13,5 +12,3 @@ namespace HLE_OS
 	void HLE_write_console();
 	void HLE_OSPanic();
 }
-
-#endif
diff --git a/Source/Core/Core/HW/AudioInterface.h b/Source/Core/Core/HW/AudioInterface.h
index 6893cff20..25086b3df 100644
--- a/Source/Core/Core/HW/AudioInterface.h
+++ b/Source/Core/Core/HW/AudioInterface.h
@@ -4,8 +4,7 @@
 
 // See CPP file for comments.
 
-#ifndef _AUDIOINTERFACE_H
-#define _AUDIOINTERFACE_H
+#pragma once
 
 #include "CommonTypes.h"
 
@@ -33,5 +32,3 @@ unsigned int GetAIDSampleRate();
 void GenerateAISInterrupt();
 
 }  // namespace
-
-#endif
diff --git a/Source/Core/Core/HW/CPU.h b/Source/Core/Core/HW/CPU.h
index 219df4837..bba52b6bf 100644
--- a/Source/Core/Core/HW/CPU.h
+++ b/Source/Core/Core/HW/CPU.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _CPU_H
-#define _CPU_H
+#pragma once
 
 #include "Common.h"
 
@@ -51,6 +50,3 @@ public:
 	// the return value is whether the cpu was unpaused before the call.
 	static bool PauseAndLock(bool doLock, bool unpauseOnUnlock=true);
 };
-
-#endif
-
diff --git a/Source/Core/Core/HW/DSP.h b/Source/Core/Core/HW/DSP.h
index 2734c659c..002207c84 100644
--- a/Source/Core/Core/HW/DSP.h
+++ b/Source/Core/Core/HW/DSP.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _DSPINTERFACE_H
-#define _DSPINTERFACE_H
+#pragma once
 
 #include "Common.h"
 class PointerWrap;
@@ -55,7 +54,3 @@ void UpdateAudioDMA();
 void UpdateDSPSlice(int cycles);
 
 }// end of namespace DSP
-
-#endif
-
-
diff --git a/Source/Core/Core/HW/DSPHLE/DSPHLE.h b/Source/Core/Core/HW/DSPHLE/DSPHLE.h
index 6627b9dc2..a5c784cb7 100644
--- a/Source/Core/Core/HW/DSPHLE/DSPHLE.h
+++ b/Source/Core/Core/HW/DSPHLE/DSPHLE.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _DSPHLE_H
-#define _DSPHLE_H
+#pragma once
 
 #include "AudioCommon.h"
 #include "SoundStream.h"
@@ -79,5 +78,3 @@ private:
 	bool m_bHalt;
 	bool m_bAssertInt;
 };
-
-#endif  // _DSPHLE_H
diff --git a/Source/Core/Core/HW/DSPHLE/HLEMixer.h b/Source/Core/Core/HW/DSPHLE/HLEMixer.h
index d19291d56..1e5c21d93 100644
--- a/Source/Core/Core/HW/DSPHLE/HLEMixer.h
+++ b/Source/Core/Core/HW/DSPHLE/HLEMixer.h
@@ -2,8 +2,8 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef HLEMIXER_H
-#define HLEMIXER_H
+#pragma once
+
 #include "AudioCommon.h"
 #include "Mixer.h"
 
@@ -19,7 +19,3 @@ public:
 private:
 	DSPHLE *m_DSPHLE;
 };
-
-#endif // HLEMIXER_H
-
-
diff --git a/Source/Core/Core/HW/DSPHLE/MailHandler.h b/Source/Core/Core/HW/DSPHLE/MailHandler.h
index b203c8c58..b54c163d8 100644
--- a/Source/Core/Core/HW/DSPHLE/MailHandler.h
+++ b/Source/Core/Core/HW/DSPHLE/MailHandler.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _MAILHANDLER_H
-#define _MAILHANDLER_H
+#pragma once
 
 #include <queue>
 
@@ -42,6 +41,3 @@ private:
 	// mail handler
 	std::queue<u32> m_Mails;
 };
-
-#endif
-
diff --git a/Source/Core/Core/HW/DSPHLE/UCodes/UCode_AX.h b/Source/Core/Core/HW/DSPHLE/UCodes/UCode_AX.h
index 177e64adb..53c9328dc 100644
--- a/Source/Core/Core/HW/DSPHLE/UCodes/UCode_AX.h
+++ b/Source/Core/Core/HW/DSPHLE/UCodes/UCode_AX.h
@@ -10,8 +10,7 @@
 //  * Polyphase sample interpolation support (not very useful)
 //  * Dolby Pro 2 mixing with recent AX versions
 
-#ifndef _UCODE_AX_H
-#define _UCODE_AX_H
+#pragma once
 
 #include "UCodes.h"
 #include "UCode_AXStructs.h"
@@ -179,5 +178,3 @@ private:
 		CMD_SEND_AUX_AND_MIX      = 0x13,
 	};
 };
-
-#endif // !_UCODE_AX_H
diff --git a/Source/Core/Core/HW/DSPHLE/UCodes/UCode_AXStructs.h b/Source/Core/Core/HW/DSPHLE/UCodes/UCode_AXStructs.h
index e4c538bfc..95c7ad328 100644
--- a/Source/Core/Core/HW/DSPHLE/UCodes/UCode_AXStructs.h
+++ b/Source/Core/Core/HW/DSPHLE/UCodes/UCode_AXStructs.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _UCODE_AX_STRUCTS_H
-#define _UCODE_AX_STRUCTS_H
+#pragma once
 
 struct PBMixer
 {
@@ -332,5 +331,3 @@ enum
 	FILTER_LOWPASS = 1,
 	FILTER_BIQUAD = 2,
 };
-
-#endif  // _UCODE_AX_STRUCTS_H
diff --git a/Source/Core/Core/HW/DSPHLE/UCodes/UCode_AXWii.h b/Source/Core/Core/HW/DSPHLE/UCodes/UCode_AXWii.h
index e95d4799d..713b95e1c 100644
--- a/Source/Core/Core/HW/DSPHLE/UCodes/UCode_AXWii.h
+++ b/Source/Core/Core/HW/DSPHLE/UCodes/UCode_AXWii.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _UCODE_AXWII_H
-#define _UCODE_AXWII_H
+#pragma once
 
 #include "UCode_AX.h"
 
@@ -111,5 +110,3 @@ private:
 		CMD_END_OLD               = 0x0F
 	};
 };
-
-#endif  // _UCODE_AXWII
diff --git a/Source/Core/Core/HW/DSPHLE/UCodes/UCode_AX_Voice.h b/Source/Core/Core/HW/DSPHLE/UCodes/UCode_AX_Voice.h
index 1c08113af..645dfe3e7 100644
--- a/Source/Core/Core/HW/DSPHLE/UCodes/UCode_AX_Voice.h
+++ b/Source/Core/Core/HW/DSPHLE/UCodes/UCode_AX_Voice.h
@@ -6,8 +6,7 @@
 // Wii version of AX. Maybe it would be better to abstract away the parts that
 // can be made common.
 
-#ifndef _UCODE_AX_VOICE_H
-#define _UCODE_AX_VOICE_H
+#pragma once
 
 #if !defined(AX_GC) && !defined(AX_WII)
 #error UCode_AX_Voice.h included without specifying version
@@ -555,5 +554,3 @@ void ProcessVoice(PB_TYPE& pb, const AXBuffers& buffers, u16 count, AXMixControl
 }
 
 } // namespace
-
-#endif // !_UCODE_AX_VOICE_H
diff --git a/Source/Core/Core/HW/DSPHLE/UCodes/UCode_CARD.h b/Source/Core/Core/HW/DSPHLE/UCodes/UCode_CARD.h
index a1e1bd901..64031a104 100644
--- a/Source/Core/Core/HW/DSPHLE/UCodes/UCode_CARD.h
+++ b/Source/Core/Core/HW/DSPHLE/UCodes/UCode_CARD.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _UCODE_CARD_H
-#define _UCODE_CARD_H
+#pragma once
 
 #include "UCodes.h"
 
@@ -18,5 +17,3 @@ public:
 	void Update(int cycles) override;
 };
 
-#endif
-
diff --git a/Source/Core/Core/HW/DSPHLE/UCodes/UCode_InitAudioSystem.h b/Source/Core/Core/HW/DSPHLE/UCodes/UCode_InitAudioSystem.h
index 79d59ac1b..6d18114b2 100644
--- a/Source/Core/Core/HW/DSPHLE/UCodes/UCode_InitAudioSystem.h
+++ b/Source/Core/Core/HW/DSPHLE/UCodes/UCode_InitAudioSystem.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _UCODE_INITAUDIOSYSTEM
-#define _UCODE_INITAUDIOSYSTEM
+#pragma once
 
 #include "UCodes.h"
 
@@ -18,6 +17,3 @@ public:
 	void Update(int cycles) override;
 	void Init();
 };
-
-#endif
-
diff --git a/Source/Core/Core/HW/DSPHLE/UCodes/UCode_ROM.h b/Source/Core/Core/HW/DSPHLE/UCodes/UCode_ROM.h
index 791ba588d..51d5fec86 100644
--- a/Source/Core/Core/HW/DSPHLE/UCodes/UCode_ROM.h
+++ b/Source/Core/Core/HW/DSPHLE/UCodes/UCode_ROM.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _UCODE_ROM
-#define _UCODE_ROM
+#pragma once
 
 #include "UCodes.h"
 
@@ -35,6 +34,3 @@ private:
 
 	void BootUCode();
 };
-
-#endif
-
diff --git a/Source/Core/Core/HW/DSPHLE/UCodes/UCode_Zelda.h b/Source/Core/Core/HW/DSPHLE/UCodes/UCode_Zelda.h
index 1f33a08a7..11227d4c6 100644
--- a/Source/Core/Core/HW/DSPHLE/UCodes/UCode_Zelda.h
+++ b/Source/Core/Core/HW/DSPHLE/UCodes/UCode_Zelda.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _UCODE_ZELDA_H
-#define _UCODE_ZELDA_H
+#pragma once
 
 #include "Common.h"
 #include "UCodes.h"
@@ -293,6 +292,3 @@ private:
 	// Renders a voice and mixes it into LeftBuffer, RightBuffer
 	void RenderAddVoice(ZeldaVoicePB& PB, s32* _LeftBuffer, s32* _RightBuffer, int _Size);
 };
-
-#endif
-
diff --git a/Source/Core/Core/HW/DSPHLE/UCodes/UCodes.h b/Source/Core/Core/HW/DSPHLE/UCodes/UCodes.h
index 7d0e086bd..f1995df1e 100644
--- a/Source/Core/Core/HW/DSPHLE/UCodes/UCodes.h
+++ b/Source/Core/Core/HW/DSPHLE/UCodes/UCodes.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _UCODES_H
-#define _UCODES_H
+#pragma once
 
 #include "Common.h"
 #include "ChunkFile.h"
@@ -140,5 +139,3 @@ private:
 };
 
 extern IUCode* UCodeFactory(u32 _CRC, DSPHLE *dsp_hle, bool bWii);
-
-#endif
diff --git a/Source/Core/Core/HW/DSPLLE/DSPDebugInterface.h b/Source/Core/Core/HW/DSPLLE/DSPDebugInterface.h
index ac3499114..1eca06510 100644
--- a/Source/Core/Core/HW/DSPLLE/DSPDebugInterface.h
+++ b/Source/Core/Core/HW/DSPLLE/DSPDebugInterface.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _DSPDEBUGINTERFACE_H
-#define _DSPDEBUGINTERFACE_H
+#pragma once
 
 #include <string>
 #include <string.h>
@@ -36,5 +35,3 @@ public:
 	virtual int getColor(unsigned int address);
 	virtual std::string getDescription(unsigned int address);
 };
-
-#endif  // _DSPDEBUGINTERFACE_H
diff --git a/Source/Core/Core/HW/DSPLLE/DSPLLE.h b/Source/Core/Core/HW/DSPLLE/DSPLLE.h
index 71addf77b..7197d8f69 100644
--- a/Source/Core/Core/HW/DSPLLE/DSPLLE.h
+++ b/Source/Core/Core/HW/DSPLLE/DSPLLE.h
@@ -2,15 +2,15 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _DSPLLE_H
-#define _DSPLLE_H
+#pragma once
 
 #include "Thread.h"
 #include "SoundStream.h"
 #include "DSPLLEGlobals.h" // Local
 #include "../../DSPEmulator.h"
 
-class DSPLLE : public DSPEmulator {
+class DSPLLE : public DSPEmulator
+{
 public:
 	DSPLLE();
 
@@ -45,5 +45,3 @@ private:
 	bool m_bIsRunning;
 	volatile u32 m_cycle_count;
 };
-
-#endif  // _DSPLLE_H
diff --git a/Source/Core/Core/HW/DSPLLE/DSPLLEGlobals.h b/Source/Core/Core/HW/DSPLLE/DSPLLEGlobals.h
index 4b3902c63..ee845d69a 100644
--- a/Source/Core/Core/HW/DSPLLE/DSPLLEGlobals.h
+++ b/Source/Core/Core/HW/DSPLLE/DSPLLEGlobals.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _GLOBALS_H
-#define _GLOBALS_H
+#pragma once
 
 #include "Common.h"
 #include "AudioCommon.h"
@@ -18,6 +17,3 @@
 	void ProfilerAddDelta(int _addr, int _delta);
 	void ProfilerStart();
 #endif
-
-#endif
-
diff --git a/Source/Core/Core/HW/DSPLLE/DSPLLETools.h b/Source/Core/Core/HW/DSPLLE/DSPLLETools.h
index 80545a0b2..4cbfc993d 100644
--- a/Source/Core/Core/HW/DSPLLE/DSPLLETools.h
+++ b/Source/Core/Core/HW/DSPLLE/DSPLLETools.h
@@ -2,10 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _DSPLLE_TOOLS_H
-#define _DSPLLE_TOOLS_H
+#pragma once
 
 bool DumpDSPCode(const u8 *code_be, int size_in_bytes, u32 crc);
 bool DumpCWCode(u32 _Address, u32 _Length);
-
-#endif //_DSPLLE_TOOLS_H
diff --git a/Source/Core/Core/HW/DSPLLE/DSPSymbols.h b/Source/Core/Core/HW/DSPLLE/DSPSymbols.h
index c9b821415..193973179 100644
--- a/Source/Core/Core/HW/DSPLLE/DSPSymbols.h
+++ b/Source/Core/Core/HW/DSPLLE/DSPSymbols.h
@@ -2,13 +2,13 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _DSPSYMBOLS_H
-#define _DSPSYMBOLS_H
+#pragma once
 
 #include "Common.h"
 #include "SymbolDB.h"
 
-namespace DSPSymbols {
+namespace DSPSymbols
+{
 
 class DSPSymbolDB : public SymbolDB
 {
@@ -33,6 +33,3 @@ int Line2Addr(int line);   // -1 for not found
 const char *GetLineText(int line);
 
 }  // namespace DSPSymbols
-
-#endif
-
diff --git a/Source/Core/Core/HW/DVDInterface.h b/Source/Core/Core/HW/DVDInterface.h
index 61dfb4aeb..a51a47460 100644
--- a/Source/Core/Core/HW/DVDInterface.h
+++ b/Source/Core/Core/HW/DVDInterface.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _DVDINTERFACE_H
-#define _DVDINTERFACE_H
+#pragma once
 
 #include "CommonTypes.h"
 class PointerWrap;
@@ -105,5 +104,3 @@ enum DICommand
 };
 
 } // end of namespace DVDInterface
-
-#endif
diff --git a/Source/Core/Core/HW/EXI.h b/Source/Core/Core/HW/EXI.h
index f93af36f4..b60dbda10 100644
--- a/Source/Core/Core/HW/EXI.h
+++ b/Source/Core/Core/HW/EXI.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _EXIINTERFACE_H
-#define _EXIINTERFACE_H
+#pragma once
 
 #include "CommonTypes.h"
 #include "EXI_Channel.h"
@@ -34,5 +33,3 @@ void Read32(u32& _uReturnValue, const u32 _iAddress);
 void Write32(const u32 _iValue, const u32 _iAddress);
 
 } // end of namespace ExpansionInterface
-
-#endif
diff --git a/Source/Core/Core/HW/EXI_Channel.h b/Source/Core/Core/HW/EXI_Channel.h
index d47e1be7d..582ea4851 100644
--- a/Source/Core/Core/HW/EXI_Channel.h
+++ b/Source/Core/Core/HW/EXI_Channel.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _EXICHANNEL_H
-#define _EXICHANNEL_H
+#pragma once
 
 #include "CommonTypes.h"
 
@@ -122,5 +121,3 @@ public:
 	// This should only be used to transition interrupts from SP1 to Channel 2
 	void SetEXIINT(bool exiint) { m_Status.EXIINT = !!exiint; }
 };
-
-#endif
diff --git a/Source/Core/Core/HW/EXI_Device.h b/Source/Core/Core/HW/EXI_Device.h
index 0b4840503..f83f45d8d 100644
--- a/Source/Core/Core/HW/EXI_Device.h
+++ b/Source/Core/Core/HW/EXI_Device.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _EXIDEVICE_H
-#define _EXIDEVICE_H
+#pragma once
 
 #include "CommonTypes.h"
 #include "ChunkFile.h"
@@ -56,5 +55,3 @@ public:
 };
 
 extern IEXIDevice* EXIDevice_Create(const TEXIDevices device_type, const int channel_num);
-
-#endif
diff --git a/Source/Core/Core/HW/EXI_DeviceAD16.h b/Source/Core/Core/HW/EXI_DeviceAD16.h
index 46a5bf060..fa35490e3 100644
--- a/Source/Core/Core/HW/EXI_DeviceAD16.h
+++ b/Source/Core/Core/HW/EXI_DeviceAD16.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _EXIDEVICE_AD16_H
-#define _EXIDEVICE_AD16_H
+#pragma once
 
 class CEXIAD16 : public IEXIDevice
 {
@@ -34,6 +33,3 @@ private:
 
 	virtual void TransferByte(u8& _uByte) override;
 };
-
-#endif
-
diff --git a/Source/Core/Core/HW/EXI_DeviceAMBaseboard.h b/Source/Core/Core/HW/EXI_DeviceAMBaseboard.h
index 7ac6e9b62..a12b650bf 100644
--- a/Source/Core/Core/HW/EXI_DeviceAMBaseboard.h
+++ b/Source/Core/Core/HW/EXI_DeviceAMBaseboard.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _EXIDEVICE_AMBASEBOARD_H
-#define _EXIDEVICE_AMBASEBOARD_H
+#pragma once
 
 class CEXIAMBaseboard : public IEXIDevice
 {
@@ -21,5 +20,3 @@ private:
 	bool m_have_irq;
 	unsigned char m_command[4];
 };
-
-#endif
diff --git a/Source/Core/Core/HW/EXI_DeviceEthernet.h b/Source/Core/Core/HW/EXI_DeviceEthernet.h
index 39e6f5c69..803e6f0ac 100644
--- a/Source/Core/Core/HW/EXI_DeviceEthernet.h
+++ b/Source/Core/Core/HW/EXI_DeviceEthernet.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _EXIDEVICE_ETHERNET_H
-#define _EXIDEVICE_ETHERNET_H
+#pragma once
 
 #ifdef _WIN32
 #include <Windows.h>
@@ -327,5 +326,3 @@ public:
 #endif
 
 };
-
-#endif
diff --git a/Source/Core/Core/HW/EXI_DeviceGecko.h b/Source/Core/Core/HW/EXI_DeviceGecko.h
index 97bb1b682..c1d1f7fd0 100644
--- a/Source/Core/Core/HW/EXI_DeviceGecko.h
+++ b/Source/Core/Core/HW/EXI_DeviceGecko.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _EXIDEVICE_GECKO_H
-#define _EXIDEVICE_GECKO_H
+#pragma once
 
 #include "SFML/Network.hpp"
 #include "Thread.h"
@@ -65,6 +64,3 @@ private:
 
 	static const u32 ident = 0x04700000;
 };
-
-#endif
-
diff --git a/Source/Core/Core/HW/EXI_DeviceIPL.h b/Source/Core/Core/HW/EXI_DeviceIPL.h
index 3198d0b1b..d821967c4 100644
--- a/Source/Core/Core/HW/EXI_DeviceIPL.h
+++ b/Source/Core/Core/HW/EXI_DeviceIPL.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _EXIDEVICE_IPL_H
-#define _EXIDEVICE_IPL_H
+#pragma once
 
 #include "EXI_Device.h"
 #include "Sram.h"
@@ -69,6 +68,3 @@ private:
 
 	void LoadFileToIPL(std::string filename, u32 offset);
 };
-
-#endif
-
diff --git a/Source/Core/Core/HW/EXI_DeviceMemoryCard.h b/Source/Core/Core/HW/EXI_DeviceMemoryCard.h
index 49ab2a55a..070c51974 100644
--- a/Source/Core/Core/HW/EXI_DeviceMemoryCard.h
+++ b/Source/Core/Core/HW/EXI_DeviceMemoryCard.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _EXI_DEVICEMEMORYCARD_H
-#define _EXI_DEVICEMEMORYCARD_H
+#pragma once
 
 #include "Thread.h"
 
@@ -91,6 +90,3 @@ private:
 protected:
 	virtual void TransferByte(u8 &byte) override;
 };
-
-#endif
-
diff --git a/Source/Core/Core/HW/EXI_DeviceMic.h b/Source/Core/Core/HW/EXI_DeviceMic.h
index 330536293..3ae9d6015 100644
--- a/Source/Core/Core/HW/EXI_DeviceMic.h
+++ b/Source/Core/Core/HW/EXI_DeviceMic.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _EXI_DEVICEMIC_H
-#define _EXI_DEVICEMIC_H
+#pragma once
 
 #if HAVE_PORTAUDIO
 
@@ -106,5 +105,3 @@ public:
 };
 
 #endif
-
-#endif // _EXI_DEVICEMIC_H
diff --git a/Source/Core/Core/HW/GCMemcard.h b/Source/Core/Core/HW/GCMemcard.h
index ad001de03..08ca5cef4 100644
--- a/Source/Core/Core/HW/GCMemcard.h
+++ b/Source/Core/Core/HW/GCMemcard.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef __GCMEMCARD_h__
-#define __GCMEMCARD_h__
+#pragma once
 
 #include "Common.h"
 #include "CommonPaths.h"
@@ -252,5 +251,3 @@ public:
 	s32 FZEROGX_MakeSaveGameValid(DEntry& direntry, std::vector<GCMBlock> &FileBuffer);
 	s32 PSO_MakeSaveGameValid(DEntry& direntry, std::vector<GCMBlock> &FileBuffer);
 };
-#endif
-
diff --git a/Source/Core/Core/HW/GCPad.h b/Source/Core/Core/HW/GCPad.h
index 4bbe2df41..e687208b4 100644
--- a/Source/Core/Core/HW/GCPad.h
+++ b/Source/Core/Core/HW/GCPad.h
@@ -6,8 +6,7 @@
 #include "GCPadStatus.h"
 #include "../InputCommon/InputConfig.h"
 
-#ifndef _GCPAD_H_
-#define _GCPAD_H_
+#pragma once
 
 namespace Pad
 {
@@ -23,5 +22,3 @@ void Motor(u8 _numPAD, unsigned int _uType, unsigned int _uStrength);
 
 bool GetMicButton(u8 pad);
 }
-
-#endif
diff --git a/Source/Core/Core/HW/GCPadEmu.h b/Source/Core/Core/HW/GCPadEmu.h
index 94d07b539..c81f73b27 100644
--- a/Source/Core/Core/HW/GCPadEmu.h
+++ b/Source/Core/Core/HW/GCPadEmu.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _CONEMU_GCPAD_H_
-#define _CONEMU_GCPAD_H_
+#pragma once
 
 #include <string>
 
@@ -37,5 +36,3 @@ private:
 	const unsigned int		m_index;
 
 };
-
-#endif
diff --git a/Source/Core/Core/HW/GPFifo.h b/Source/Core/Core/HW/GPFifo.h
index 973d4eaba..3a895a7bf 100644
--- a/Source/Core/Core/HW/GPFifo.h
+++ b/Source/Core/Core/HW/GPFifo.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _GPFIFO_H
-#define _GPFIFO_H
+#pragma once
 
 #include "Common.h"
 class PointerWrap;
@@ -45,5 +44,3 @@ void FastWrite16(const u16 _iValue);
 void FastWrite32(const u32 _iValue);
 void FastWrite64(const u64 _iValue);
 };
-
-#endif
diff --git a/Source/Core/Core/HW/HW.h b/Source/Core/Core/HW/HW.h
index 1fb760dbf..3ce3bab32 100644
--- a/Source/Core/Core/HW/HW.h
+++ b/Source/Core/Core/HW/HW.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _HW_H
-#define _HW_H
+#pragma once
 
 #include "Common.h"
 #include "ChunkFile.h"
@@ -14,5 +13,3 @@ namespace HW
 	void Shutdown();
 	void DoState(PointerWrap &p);
 }
-
-#endif
diff --git a/Source/Core/Core/HW/Memmap.h b/Source/Core/Core/HW/Memmap.h
index f7d07b7d7..1f89148c5 100644
--- a/Source/Core/Core/HW/Memmap.h
+++ b/Source/Core/Core/HW/Memmap.h
@@ -15,8 +15,7 @@
 // Official Git repository and contact information can be found at
 // http://code.google.com/p/dolphin-emu/
 
-#ifndef _MEMMAP_H
-#define _MEMMAP_H
+#pragma once
 
 // Includes
 #include <string>
@@ -186,6 +185,3 @@ extern u32 pagetable_base;
 extern u32 pagetable_hashmask;
 
 };
-
-#endif
-
diff --git a/Source/Core/Core/HW/MemoryInterface.h b/Source/Core/Core/HW/MemoryInterface.h
index 2a4fa2a8e..ad35aef0d 100644
--- a/Source/Core/Core/HW/MemoryInterface.h
+++ b/Source/Core/Core/HW/MemoryInterface.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _MEMORYINTERFACE_H
-#define _MEMORYINTERFACE_H
+#pragma once
 
 #include "Common.h"
 class PointerWrap;
@@ -17,7 +16,3 @@ void Read32(u32& _uReturnValue, const u32 _iAddress);
 void Write32(const u32 _iValue, const u32 _iAddress);
 void Write16(const u16 _iValue, const u32 _iAddress);
 } // end of namespace MemoryInterface
-
-#endif
-
-
diff --git a/Source/Core/Core/HW/ProcessorInterface.h b/Source/Core/Core/HW/ProcessorInterface.h
index 2c0a9d701..ca7953fa0 100644
--- a/Source/Core/Core/HW/ProcessorInterface.h
+++ b/Source/Core/Core/HW/ProcessorInterface.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _PROCESSORINTERFACE_H
-#define _PROCESSORINTERFACE_H
+#pragma once
 
 #include "CommonTypes.h"
 class PointerWrap;
@@ -58,5 +57,3 @@ void SetInterrupt(u32 _causemask, bool _bSet=true);
 void ResetButton_Tap();
 
 } // namespace ProcessorInterface
-
-#endif
diff --git a/Source/Core/Core/HW/SI.h b/Source/Core/Core/HW/SI.h
index 792f63063..c2225a231 100644
--- a/Source/Core/Core/HW/SI.h
+++ b/Source/Core/Core/HW/SI.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _SERIALINTERFACE_H
-#define _SERIALINTERFACE_H
+#pragma once
 
 #include "Common.h"
 #include "SI_Device.h"
@@ -38,5 +37,3 @@ void Write32(const u32 _iValue, const u32 _iAddress);
 int GetTicksToNextSIPoll();
 
 }; // end of namespace SerialInterface
-
-#endif
diff --git a/Source/Core/Core/HW/SI_Device.h b/Source/Core/Core/HW/SI_Device.h
index 5faefa8d5..a0912988e 100644
--- a/Source/Core/Core/HW/SI_Device.h
+++ b/Source/Core/Core/HW/SI_Device.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _SIDEVICE_H
-#define _SIDEVICE_H
+#pragma once
 
 #include "Common.h"
 
@@ -97,5 +96,3 @@ public:
 };
 
 extern ISIDevice* SIDevice_Create(const SIDevices device, const int port_number);
-
-#endif
diff --git a/Source/Core/Core/HW/SI_DeviceAMBaseboard.h b/Source/Core/Core/HW/SI_DeviceAMBaseboard.h
index e847568b4..0344e46ed 100644
--- a/Source/Core/Core/HW/SI_DeviceAMBaseboard.h
+++ b/Source/Core/Core/HW/SI_DeviceAMBaseboard.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _SIDEVICE_AMBASEBOARD_H
-#define _SIDEVICE_AMBASEBOARD_H
+#pragma once
 
 // triforce (GC-AM) baseboard
 class CSIDevice_AMBaseboard : public ISIDevice
@@ -28,5 +27,3 @@ public:
 	// send a command directly
 	virtual void SendCommand(u32 _Cmd, u8 _Poll) override;
 };
-
-#endif // _SIDEVICE_AMBASEBOARD_H
diff --git a/Source/Core/Core/HW/SI_DeviceDanceMat.h b/Source/Core/Core/HW/SI_DeviceDanceMat.h
index 14636c0b4..6fd73c3c6 100644
--- a/Source/Core/Core/HW/SI_DeviceDanceMat.h
+++ b/Source/Core/Core/HW/SI_DeviceDanceMat.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _SI_DEVICEDANCEMAT_H
-#define _SI_DEVICEDANCEMAT_H
+#pragma once
 
 #include "SI_Device.h"
 #include "GCPadStatus.h"
@@ -101,5 +100,3 @@ public:
 	// Savestate support
 	virtual void DoState(PointerWrap& p) override;
 };
-
-#endif
diff --git a/Source/Core/Core/HW/SI_DeviceGBA.h b/Source/Core/Core/HW/SI_DeviceGBA.h
index 2e9a4ae07..9611c50d2 100644
--- a/Source/Core/Core/HW/SI_DeviceGBA.h
+++ b/Source/Core/Core/HW/SI_DeviceGBA.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _SI_DEVICEGBA_H
-#define _SI_DEVICEGBA_H
+#pragma once
 
 #include "SFML/Network.hpp"
 
@@ -44,5 +43,3 @@ public:
 	virtual bool GetData(u32& _Hi, u32& _Low) override { return true; }
 	virtual void SendCommand(u32 _Cmd, u8 _Poll) override {}
 };
-
-#endif
diff --git a/Source/Core/Core/HW/SI_DeviceGCController.h b/Source/Core/Core/HW/SI_DeviceGCController.h
index 30087ca4e..e5b1405fc 100644
--- a/Source/Core/Core/HW/SI_DeviceGCController.h
+++ b/Source/Core/Core/HW/SI_DeviceGCController.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _SI_DEVICEGCCONTROLLER_H
-#define _SI_DEVICEGCCONTROLLER_H
+#pragma once
 
 #include "SI_Device.h"
 #include "GCPadStatus.h"
@@ -116,5 +115,3 @@ public:
 		return true;
 	}
 };
-
-#endif
diff --git a/Source/Core/Core/HW/SI_DeviceGCSteeringWheel.h b/Source/Core/Core/HW/SI_DeviceGCSteeringWheel.h
index 8bf9f4fe7..2a677288b 100644
--- a/Source/Core/Core/HW/SI_DeviceGCSteeringWheel.h
+++ b/Source/Core/Core/HW/SI_DeviceGCSteeringWheel.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _SI_DEVICEGCSTEERINGWHEEL_H
-#define _SI_DEVICEGCSTEERINGWHEEL_H
+#pragma once
 
 #include "SI_Device.h"
 #include "GCPadStatus.h"
@@ -102,5 +101,3 @@ public:
 	// Savestate support
 	virtual void DoState(PointerWrap& p);
 };
-
-#endif
diff --git a/Source/Core/Core/HW/Sram.h b/Source/Core/Core/HW/Sram.h
index 4c9b3d3c0..f678cd8f1 100644
--- a/Source/Core/Core/HW/Sram.h
+++ b/Source/Core/Core/HW/Sram.h
@@ -33,8 +33,7 @@ distribution.
 
 
 -------------------------------------------------------------*/
-#ifndef __SRAM_h__
-#define __SRAM_h__
+#pragma once
 
 #include "CommonTypes.h"
 
@@ -69,4 +68,3 @@ void SetCardFlashID(u8* buffer, u8 card_index);
 
 extern SRAM sram_dump;
 extern SRAM g_SRAM;
-#endif
diff --git a/Source/Core/Core/HW/StreamADPCM.h b/Source/Core/Core/HW/StreamADPCM.h
index 797eca1d5..5a1f836d9 100644
--- a/Source/Core/Core/HW/StreamADPCM.h
+++ b/Source/Core/Core/HW/StreamADPCM.h
@@ -4,8 +4,7 @@
 
 // Adapted from in_cube by hcs & destop
 
-#ifndef _STREAMADPCM_H
-#define _STREAMADPCM_H
+#pragma once
 
 #include "Common.h"
 
@@ -21,6 +20,3 @@ public:
 	static void InitFilter();
 	static void DecodeBlock(s16 *pcm, const u8 *adpcm);
 };
-
-#endif
-
diff --git a/Source/Core/Core/HW/SystemTimers.h b/Source/Core/Core/HW/SystemTimers.h
index ef69f6e65..ff7e59f53 100644
--- a/Source/Core/Core/HW/SystemTimers.h
+++ b/Source/Core/Core/HW/SystemTimers.h
@@ -15,8 +15,7 @@
 // Official Git repository and contact information can be found at
 // http://code.google.com/p/dolphin-emu/
 
-#ifndef _SYSTEMTIMERS_H
-#define _SYSTEMTIMERS_H
+#pragma once
 
 #include "CommonTypes.h"
 
@@ -36,5 +35,3 @@ void TimeBaseSet();
 u64 GetFakeTimeBase();
 
 }
-
-#endif
diff --git a/Source/Core/Core/HW/VideoInterface.h b/Source/Core/Core/HW/VideoInterface.h
index 6ea32d265..b7e5f62a7 100644
--- a/Source/Core/Core/HW/VideoInterface.h
+++ b/Source/Core/Core/HW/VideoInterface.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _VIDEOINTERFACE_H
-#define _VIDEOINTERFACE_H
+#pragma once
 
 #include "CommonTypes.h"
 class PointerWrap;
@@ -350,5 +349,3 @@ union UVIDTVStatus
 
 	int GetNumFields();
 };
-
-#endif // _VIDEOINTERFACE_H
diff --git a/Source/Core/Core/HW/WII_IOB.h b/Source/Core/Core/HW/WII_IOB.h
index cdca7f6c8..ccfd29c3e 100644
--- a/Source/Core/Core/HW/WII_IOB.h
+++ b/Source/Core/Core/HW/WII_IOB.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _WII_IOBRIDGE_H_
-#define _WII_IOBRIDGE_H_
+#pragma once
 
 #include "Common.h"
 class PointerWrap;
@@ -28,7 +27,3 @@ void Write32(const u32 _Value, const u32 _Address);
 void Write64(const u64 _Value, const u32 _Address);
 
 } // end of namespace AudioInterface
-
-#endif
-
-
diff --git a/Source/Core/Core/HW/WII_IPC.h b/Source/Core/Core/HW/WII_IPC.h
index 4cc6c369b..1f598418b 100644
--- a/Source/Core/Core/HW/WII_IPC.h
+++ b/Source/Core/Core/HW/WII_IPC.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _WII_IPC_H_
-#define _WII_IPC_H_
+#pragma once
 
 #include "Common.h"
 class PointerWrap;
@@ -47,5 +46,3 @@ void GenerateReply(u32 _Address);
 bool IsReady();
 
 }
-
-#endif
diff --git a/Source/Core/Core/HW/Wiimote.h b/Source/Core/Core/HW/Wiimote.h
index 0772dc7b0..434a3beb2 100644
--- a/Source/Core/Core/HW/Wiimote.h
+++ b/Source/Core/Core/HW/Wiimote.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _WIIMOTE_H_
-#define _WIIMOTE_H_
+#pragma once
 
 #include "../InputCommon/InputConfig.h"
 #include "ChunkFile.h"
@@ -63,5 +62,3 @@ void Refresh();
 void LoadSettings();
 
 }
-
-#endif
diff --git a/Source/Core/Core/HW/WiimoteEmu/Attachment/Attachment.h b/Source/Core/Core/HW/WiimoteEmu/Attachment/Attachment.h
index 4ddb5e86f..ba49885c8 100644
--- a/Source/Core/Core/HW/WiimoteEmu/Attachment/Attachment.h
+++ b/Source/Core/Core/HW/WiimoteEmu/Attachment/Attachment.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _ATTACHMENT_EMU_H_
-#define _ATTACHMENT_EMU_H_
+#pragma once
 
 #include "ControllerEmu.h"
 #include "../WiimoteEmu.h"
@@ -34,5 +33,3 @@ public:
 };
 
 }
-
-#endif
diff --git a/Source/Core/Core/HW/WiimoteEmu/Attachment/Classic.h b/Source/Core/Core/HW/WiimoteEmu/Attachment/Classic.h
index 75452d58c..edcd57c87 100644
--- a/Source/Core/Core/HW/WiimoteEmu/Attachment/Classic.h
+++ b/Source/Core/Core/HW/WiimoteEmu/Attachment/Classic.h
@@ -2,6 +2,8 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
+#pragma once
+
 #include "Attachment.h"
 
 namespace WiimoteEmu
@@ -41,5 +43,4 @@ private:
 	AnalogStick*   m_right_stick;
 };
 
-
 }
diff --git a/Source/Core/Core/HW/WiimoteEmu/Attachment/Drums.h b/Source/Core/Core/HW/WiimoteEmu/Attachment/Drums.h
index 0ed6a540f..1228a98e8 100644
--- a/Source/Core/Core/HW/WiimoteEmu/Attachment/Drums.h
+++ b/Source/Core/Core/HW/WiimoteEmu/Attachment/Drums.h
@@ -2,6 +2,8 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
+#pragma once
+
 #include "Attachment.h"
 
 namespace WiimoteEmu
@@ -32,5 +34,4 @@ private:
 	AnalogStick* m_stick;
 };
 
-
 }
diff --git a/Source/Core/Core/HW/WiimoteEmu/Attachment/Guitar.h b/Source/Core/Core/HW/WiimoteEmu/Attachment/Guitar.h
index 952fcde16..3ab4fae65 100644
--- a/Source/Core/Core/HW/WiimoteEmu/Attachment/Guitar.h
+++ b/Source/Core/Core/HW/WiimoteEmu/Attachment/Guitar.h
@@ -2,6 +2,8 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
+#pragma once
+
 #include "Attachment.h"
 
 namespace WiimoteEmu
@@ -35,5 +37,4 @@ private:
 	AnalogStick* m_stick;
 };
 
-
 }
diff --git a/Source/Core/Core/HW/WiimoteEmu/Attachment/Nunchuk.h b/Source/Core/Core/HW/WiimoteEmu/Attachment/Nunchuk.h
index 13d85ba88..beb65949c 100644
--- a/Source/Core/Core/HW/WiimoteEmu/Attachment/Nunchuk.h
+++ b/Source/Core/Core/HW/WiimoteEmu/Attachment/Nunchuk.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef NUNCHUCK_H
-#define NUNCHUCK_H
+#pragma once
 
 #include "Attachment.h"
 
@@ -42,5 +41,3 @@ private:
 };
 
 }
-
-#endif
diff --git a/Source/Core/Core/HW/WiimoteEmu/Attachment/Turntable.h b/Source/Core/Core/HW/WiimoteEmu/Attachment/Turntable.h
index b593b89ca..8275961eb 100644
--- a/Source/Core/Core/HW/WiimoteEmu/Attachment/Turntable.h
+++ b/Source/Core/Core/HW/WiimoteEmu/Attachment/Turntable.h
@@ -2,6 +2,8 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
+#pragma once
+
 #include "Attachment.h"
 
 namespace WiimoteEmu
@@ -38,5 +40,4 @@ private:
 	Slider*      m_crossfade;
 };
 
-
 }
diff --git a/Source/Core/Core/HW/WiimoteEmu/Encryption.h b/Source/Core/Core/HW/WiimoteEmu/Encryption.h
index 7088367d5..828433db0 100644
--- a/Source/Core/Core/HW/WiimoteEmu/Encryption.h
+++ b/Source/Core/Core/HW/WiimoteEmu/Encryption.h
@@ -4,10 +4,7 @@
 //
 // Copyright (C) Hector Martin "marcan" (hector@marcansoft.com)
 
-
-#ifndef WIIMOTE_EXTENSION_ENCRYPTION_H
-#define WIIMOTE_EXTENSION_ENCRYPTION_H
-
+#pragma once
 
 // ===================================================
 /* They key structure to use with wiimote_gen_key() */
@@ -23,7 +20,3 @@ void wiimote_encrypt(const wiimote_key* const key, u8* const data, int addr, con
 void wiimote_decrypt(const wiimote_key* const key, u8* const data, int addr, const u8 len);
 
 void wiimote_gen_key(wiimote_key* const key, const u8* const keydata);
-
-
-#endif
-
diff --git a/Source/Core/Core/HW/WiimoteEmu/MatrixMath.h b/Source/Core/Core/HW/WiimoteEmu/MatrixMath.h
index 867b944b4..42944cdfd 100644
--- a/Source/Core/Core/HW/WiimoteEmu/MatrixMath.h
+++ b/Source/Core/Core/HW/WiimoteEmu/MatrixMath.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef MATRIXMATH_H
-#define MATRIXMATH_H
+#pragma once
 
 #include <math.h>
 
@@ -89,5 +88,3 @@ inline void MatrixTransformVertex(Matrix const & m, Vertex & v)
 		v.z/=w;
 	}
 }
-
-#endif
diff --git a/Source/Core/Core/HW/WiimoteEmu/UDPTLayer.h b/Source/Core/Core/HW/WiimoteEmu/UDPTLayer.h
index e7d9cb94f..8e9ac254e 100644
--- a/Source/Core/Core/HW/WiimoteEmu/UDPTLayer.h
+++ b/Source/Core/Core/HW/WiimoteEmu/UDPTLayer.h
@@ -4,8 +4,7 @@
 
 //UDP Wiimote Translation Layer
 
-#ifndef UDPTLAYER_H
-#define UDPTLAYER_H
+#pragma once
 
 #include "UDPWiimote.h"
 #include "WiimoteEmu.h"
@@ -53,5 +52,3 @@ namespace UDPTLayer
 		*z = 0;
 	}
 }
-
-#endif
diff --git a/Source/Core/Core/HW/WiimoteEmu/WiimoteEmu.h b/Source/Core/Core/HW/WiimoteEmu/WiimoteEmu.h
index 674b33fd6..8b24fcfac 100644
--- a/Source/Core/Core/HW/WiimoteEmu/WiimoteEmu.h
+++ b/Source/Core/Core/HW/WiimoteEmu/WiimoteEmu.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _CONEMU_WIIMOTE_H_
-#define _CONEMU_WIIMOTE_H_
+#pragma once
 
 #include "../../Core.h"
 
@@ -248,5 +247,3 @@ private:
 void Spy(Wiimote* wm_, const void* data_, size_t size_);
 
 }
-
-#endif
diff --git a/Source/Core/Core/HW/WiimoteEmu/WiimoteHid.h b/Source/Core/Core/HW/WiimoteEmu/WiimoteHid.h
index 11c8d0be6..01b401835 100644
--- a/Source/Core/Core/HW/WiimoteEmu/WiimoteHid.h
+++ b/Source/Core/Core/HW/WiimoteEmu/WiimoteHid.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef WIIMOTE_HID_H
-#define WIIMOTE_HID_H
+#pragma once
 
 #include "CommonTypes.h"
 
@@ -408,5 +407,3 @@ struct gh3_cal
 };
 
 #pragma pack(pop)
-
-#endif	//WIIMOTE_HID_H
diff --git a/Source/Core/Core/HW/WiimoteReal/WiimoteReal.h b/Source/Core/Core/HW/WiimoteReal/WiimoteReal.h
index 36cd3a6b8..90b124772 100644
--- a/Source/Core/Core/HW/WiimoteReal/WiimoteReal.h
+++ b/Source/Core/Core/HW/WiimoteReal/WiimoteReal.h
@@ -2,9 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-
-#ifndef WIIMOTE_REAL_H
-#define WIIMOTE_REAL_H
+#pragma once
 
 #include <functional>
 #include <vector>
@@ -185,5 +183,3 @@ bool IsValidBluetoothName(const std::string& name);
 bool IsBalanceBoardName(const std::string& name);
 
 }; // WiimoteReal
-
-#endif
diff --git a/Source/Core/Core/HW/WiimoteReal/WiimoteRealBase.h b/Source/Core/Core/HW/WiimoteReal/WiimoteRealBase.h
index 82c18f6ec..f9997a38f 100644
--- a/Source/Core/Core/HW/WiimoteReal/WiimoteRealBase.h
+++ b/Source/Core/Core/HW/WiimoteReal/WiimoteRealBase.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef WIIMOTE_COMM_H
-#define WIIMOTE_COMM_H
+#pragma once
 
 #ifdef _WIN32
 	#include <windows.h>
@@ -60,5 +59,3 @@ enum win_bt_stack_t
 	MSBT_STACK_BLUESOLEIL
 };
 #endif
-
-#endif // WIIMOTE_COMM_H
diff --git a/Source/Core/Core/Host.h b/Source/Core/Core/Host.h
index 67c74faba..94d4b4226 100644
--- a/Source/Core/Core/Host.h
+++ b/Source/Core/Core/Host.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _HOST_H
-#define _HOST_H
+#pragma once
 
 
 // Host - defines an interface for the emulator core to communicate back to the
@@ -45,5 +44,3 @@ void Host_UpdateTitle(const char* title);
 // TODO (neobrain): Remove these from host!
 void* Host_GetInstance();
 void* Host_GetRenderHandle();
-
-#endif
diff --git a/Source/Core/Core/IPC_HLE/ICMP.h b/Source/Core/Core/IPC_HLE/ICMP.h
index b446c6333..de7e9294f 100644
--- a/Source/Core/Core/IPC_HLE/ICMP.h
+++ b/Source/Core/Core/IPC_HLE/ICMP.h
@@ -1,5 +1,4 @@
-#ifndef _ICMP_H_
-#define _ICMP_H_
+#pragma once
 
 #ifdef _WIN32
 #include <winsock2.h>
@@ -11,5 +10,3 @@
 
 int icmp_echo_req(const u32 s, const sockaddr_in *addr, const u8 *data, const u32 data_length);
 int icmp_echo_rep(const u32 s, sockaddr_in *addr, const u32 timeout, const u32 data_length);
-
-#endif
diff --git a/Source/Core/Core/IPC_HLE/WII_IPC_HLE.h b/Source/Core/Core/IPC_HLE/WII_IPC_HLE.h
index 5f492015f..7d18cb449 100644
--- a/Source/Core/Core/IPC_HLE/WII_IPC_HLE.h
+++ b/Source/Core/Core/IPC_HLE/WII_IPC_HLE.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _WII_IPC_HLE_H_
-#define _WII_IPC_HLE_H_
+#pragma once
 
 #include "ChunkFile.h"
 
@@ -65,6 +64,3 @@ enum ECommandType
 };
 
 } // end of namespace WII_IPC_HLE_Interface
-
-#endif
-
diff --git a/Source/Core/Core/IPC_HLE/WII_IPC_HLE_Device.h b/Source/Core/Core/IPC_HLE/WII_IPC_HLE_Device.h
index 9e220a85d..37c14746f 100644
--- a/Source/Core/Core/IPC_HLE/WII_IPC_HLE_Device.h
+++ b/Source/Core/Core/IPC_HLE/WII_IPC_HLE_Device.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _WII_IPC_HLE_DEVICE_H_
-#define _WII_IPC_HLE_DEVICE_H_
+#pragma once
 
 #include <string>
 #include <queue>
@@ -253,5 +252,3 @@ public:
 		return true;
 	}
 };
-
-#endif
diff --git a/Source/Core/Core/IPC_HLE/WII_IPC_HLE_Device_DI.h b/Source/Core/Core/IPC_HLE/WII_IPC_HLE_Device_DI.h
index e5b19e4ab..fb9b466a4 100644
--- a/Source/Core/Core/IPC_HLE/WII_IPC_HLE_Device_DI.h
+++ b/Source/Core/Core/IPC_HLE/WII_IPC_HLE_Device_DI.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _WII_IPC_HLE_DEVICE_DI_H_
-#define _WII_IPC_HLE_DEVICE_DI_H_
+#pragma once
 
 #include "WII_IPC_HLE_Device.h"
 
@@ -38,5 +37,3 @@ private:
 	// This flag seems to only be reset with poweron/off, not sure
 	u32 m_CoverStatus;
 };
-
-#endif
diff --git a/Source/Core/Core/IPC_HLE/WII_IPC_HLE_Device_FileIO.h b/Source/Core/Core/IPC_HLE/WII_IPC_HLE_Device_FileIO.h
index df059208c..0b7ac92d8 100644
--- a/Source/Core/Core/IPC_HLE/WII_IPC_HLE_Device_FileIO.h
+++ b/Source/Core/Core/IPC_HLE/WII_IPC_HLE_Device_FileIO.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _WII_IPC_HLE_DEVICE_FILEIO_H_
-#define _WII_IPC_HLE_DEVICE_FILEIO_H_
+#pragma once
 
 #include "WII_IPC_HLE_Device.h"
 #include "FileUtil.h"
@@ -67,6 +66,3 @@ private:
 
 	std::string m_filepath;
 };
-
-#endif
-
diff --git a/Source/Core/Core/IPC_HLE/WII_IPC_HLE_Device_es.h b/Source/Core/Core/IPC_HLE/WII_IPC_HLE_Device_es.h
index 63b4fac22..2dd22dfc5 100644
--- a/Source/Core/Core/IPC_HLE/WII_IPC_HLE_Device_es.h
+++ b/Source/Core/Core/IPC_HLE/WII_IPC_HLE_Device_es.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _WII_IPC_HLE_DEVICE_ES_H_
-#define _WII_IPC_HLE_DEVICE_ES_H_
+#pragma once
 
 #include <map>
 #include "WII_IPC_HLE_Device.h"
@@ -156,5 +155,3 @@ private:
 		 u8 padding     [0x3c];
 	} ecc_cert_t;
 };
-
-#endif
diff --git a/Source/Core/Core/IPC_HLE/WII_IPC_HLE_Device_fs.h b/Source/Core/Core/IPC_HLE/WII_IPC_HLE_Device_fs.h
index 7604afed8..05c6569b5 100644
--- a/Source/Core/Core/IPC_HLE/WII_IPC_HLE_Device_fs.h
+++ b/Source/Core/Core/IPC_HLE/WII_IPC_HLE_Device_fs.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _WII_IPC_HLE_DEVICE_FS_H_
-#define _WII_IPC_HLE_DEVICE_FS_H_
+#pragma once
 
 #include "WII_IPC_HLE_Device.h"
 
@@ -65,6 +64,3 @@ private:
 
 	s32 ExecuteCommand(u32 Parameter, u32 _BufferIn, u32 _BufferInSize, u32 _BufferOut, u32 _BufferOutSize);
 };
-
-#endif
-
diff --git a/Source/Core/Core/IPC_HLE/WII_IPC_HLE_Device_hid.h b/Source/Core/Core/IPC_HLE/WII_IPC_HLE_Device_hid.h
index 0b4551d53..a33459244 100644
--- a/Source/Core/Core/IPC_HLE/WII_IPC_HLE_Device_hid.h
+++ b/Source/Core/Core/IPC_HLE/WII_IPC_HLE_Device_hid.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _WII_IPC_HLE_DEVICE_HID_H_
-#define _WII_IPC_HLE_DEVICE_HID_H_
+#pragma once
 
 #include "WII_IPC_HLE.h"
 #include "WII_IPC_HLE_Device.h"
@@ -138,5 +137,3 @@ private:
 
 	std::list<_hidevent> event_list;
 };
-
-#endif
diff --git a/Source/Core/Core/IPC_HLE/WII_IPC_HLE_Device_net.h b/Source/Core/Core/IPC_HLE/WII_IPC_HLE_Device_net.h
index 10446f299..38d4728af 100644
--- a/Source/Core/Core/IPC_HLE/WII_IPC_HLE_Device_net.h
+++ b/Source/Core/Core/IPC_HLE/WII_IPC_HLE_Device_net.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _WII_IPC_HLE_DEVICE_NET_H_
-#define _WII_IPC_HLE_DEVICE_NET_H_
+#pragma once
 
 #include "WII_IPC_HLE_Device.h"
 
@@ -733,5 +732,3 @@ private:
 	};
 #pragma pack(pop)
 };
-
-#endif
diff --git a/Source/Core/Core/IPC_HLE/WII_IPC_HLE_Device_net_ssl.h b/Source/Core/Core/IPC_HLE/WII_IPC_HLE_Device_net_ssl.h
index d8901f987..25b1abdef 100644
--- a/Source/Core/Core/IPC_HLE/WII_IPC_HLE_Device_net_ssl.h
+++ b/Source/Core/Core/IPC_HLE/WII_IPC_HLE_Device_net_ssl.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _WII_IPC_HLE_DEVICE_NET_SSL_H_
-#define _WII_IPC_HLE_DEVICE_NET_SSL_H_
+#pragma once
 
 #include "WII_IPC_HLE_Device.h"
 
@@ -54,7 +53,8 @@ enum SSL_IOCTL
 	IOCTLV_NET_SSL_DEBUGGETTIME                = 0x15,
 };
 
-typedef struct {
+typedef struct
+{
 	ssl_context ctx;
 	ssl_session session;
 	havege_state hs;
@@ -83,7 +83,4 @@ public:
 	int getSSLFreeID();
 
 	static WII_SSL _SSL[NET_SSL_MAXINSTANCES];
-
 };
-
-#endif
diff --git a/Source/Core/Core/IPC_HLE/WII_IPC_HLE_Device_sdio_slot0.h b/Source/Core/Core/IPC_HLE/WII_IPC_HLE_Device_sdio_slot0.h
index fb56eef71..6987fdf46 100644
--- a/Source/Core/Core/IPC_HLE/WII_IPC_HLE_Device_sdio_slot0.h
+++ b/Source/Core/Core/IPC_HLE/WII_IPC_HLE_Device_sdio_slot0.h
@@ -4,8 +4,7 @@
 
 // PRELIMINARY - seems to fully work with libogc, writing has yet to be tested
 
-#ifndef _WII_IPC_HLE_DEVICE_SDIO_SLOT0_H_
-#define _WII_IPC_HLE_DEVICE_SDIO_SLOT0_H_
+#pragma once
 
 #include "WII_IPC_HLE_Device.h"
 
@@ -125,5 +124,3 @@ private:
 		u32 _BufferOut, u32 BufferOutSize);
 	void OpenInternal();
 };
-
-#endif
diff --git a/Source/Core/Core/IPC_HLE/WII_IPC_HLE_Device_stm.h b/Source/Core/Core/IPC_HLE/WII_IPC_HLE_Device_stm.h
index 8c796a458..7af9a5ab4 100644
--- a/Source/Core/Core/IPC_HLE/WII_IPC_HLE_Device_stm.h
+++ b/Source/Core/Core/IPC_HLE/WII_IPC_HLE_Device_stm.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _WII_IPC_HLE_DEVICE_STM_H_
-#define _WII_IPC_HLE_DEVICE_STM_H_
+#pragma once
 
 #include "WII_IPC_HLE_Device.h"
 
@@ -189,5 +188,3 @@ public:
 	// STATE_TO_SAVE
 	u32 m_EventHookAddress;
 };
-
-#endif
diff --git a/Source/Core/Core/IPC_HLE/WII_IPC_HLE_Device_usb_kbd.h b/Source/Core/Core/IPC_HLE/WII_IPC_HLE_Device_usb_kbd.h
index 6f7e496e8..e9034db38 100644
--- a/Source/Core/Core/IPC_HLE/WII_IPC_HLE_Device_usb_kbd.h
+++ b/Source/Core/Core/IPC_HLE/WII_IPC_HLE_Device_usb_kbd.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _WII_IPC_HLE_DEVICE_USB_KBD_H_
-#define _WII_IPC_HLE_DEVICE_USB_KBD_H_
+#pragma once
 
 class CWII_IPC_HLE_Device_usb_kbd : public IWII_IPC_HLE_Device
 {
@@ -64,5 +63,3 @@ private:
 	static u8 m_KeyCodesQWERTY[256];
 	static u8 m_KeyCodesAZERTY[256];
 };
-
-#endif // _WII_IPC_HLE_DEVICE_USB_KBD_H_
diff --git a/Source/Core/Core/IPC_HLE/WII_IPC_HLE_WiiMote.h b/Source/Core/Core/IPC_HLE/WII_IPC_HLE_WiiMote.h
index 7c9444f1f..5e4bd85be 100644
--- a/Source/Core/Core/IPC_HLE/WII_IPC_HLE_WiiMote.h
+++ b/Source/Core/Core/IPC_HLE/WII_IPC_HLE_WiiMote.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _WII_IPC_HLE_WII_MOTE_
-#define _WII_IPC_HLE_WII_MOTE_
+#pragma once
 
 #include <map>
 #include <string>
@@ -144,6 +143,3 @@ private:
 
 	u16 AddAttribToList(int _AttribID, u8* _pBuffer);
 };
-
-#endif
-
diff --git a/Source/Core/Core/IPC_HLE/WII_Socket.h b/Source/Core/Core/IPC_HLE/WII_Socket.h
index 07d05d02e..5bfaa5a17 100644
--- a/Source/Core/Core/IPC_HLE/WII_Socket.h
+++ b/Source/Core/Core/IPC_HLE/WII_Socket.h
@@ -2,9 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _WII_SOCKET_H_
-#define _WII_SOCKET_H_
-
+#pragma once
 
 #ifdef _WIN32
 #include <ws2tcpip.h>
@@ -244,5 +242,3 @@ private:
 
 	s32 errono_last;
 };
-
-#endif
diff --git a/Source/Core/Core/IPC_HLE/WiiMote_HID_Attr.h b/Source/Core/Core/IPC_HLE/WiiMote_HID_Attr.h
index ac21d4cd4..13633aaf0 100644
--- a/Source/Core/Core/IPC_HLE/WiiMote_HID_Attr.h
+++ b/Source/Core/Core/IPC_HLE/WiiMote_HID_Attr.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef WIIMOTE_HID_ATTR_H_
-#define WIIMOTE_HID_ATTR_H_
+#pragma once
 
 #if 0
 struct SAttrib
@@ -25,6 +24,3 @@ const CAttribTable& GetAttribTable();
 #endif
 
 const u8* GetAttribPacket(u32 serviceHandle, u32 cont, u32& _size);
-
-#endif
-
diff --git a/Source/Core/Core/MemTools.h b/Source/Core/Core/MemTools.h
index 2bdd08837..7dc7e2060 100644
--- a/Source/Core/Core/MemTools.h
+++ b/Source/Core/Core/MemTools.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _MEMTOOLS_H
-#define _MEMTOOLS_H
+#pragma once
 
 #include "CommonTypes.h"
 
@@ -13,5 +12,3 @@ namespace EMM
 	typedef u32 EAddr;
 	void InstallExceptionHandler();
 }
-
-#endif
diff --git a/Source/Core/Core/Movie.h b/Source/Core/Core/Movie.h
index 346c2682a..912b8cb63 100644
--- a/Source/Core/Core/Movie.h
+++ b/Source/Core/Core/Movie.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef __MOVIE_H
-#define __MOVIE_H
+#pragma once
 
 #include "Common.h"
 #include "../InputCommon/GCPadStatus.h"
@@ -184,5 +183,3 @@ typedef void(*ManipFunction)(SPADStatus *, int);
 void SetInputManip(ManipFunction);
 void CallInputManip(SPADStatus *PadStatus, int controllerID);
 };
-
-#endif // __MOVIE_H
diff --git a/Source/Core/Core/NetPlayClient.h b/Source/Core/Core/NetPlayClient.h
index 1a3ec64df..933072c29 100644
--- a/Source/Core/Core/NetPlayClient.h
+++ b/Source/Core/Core/NetPlayClient.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _NETPLAY_H
-#define _NETPLAY_H
+#pragma once
 
 #include "Common.h"
 #include "CommonTypes.h"
@@ -131,5 +130,3 @@ private:
 
 void NetPlay_Enable(NetPlayClient* const np);
 void NetPlay_Disable();
-
-#endif
diff --git a/Source/Core/Core/NetPlayProto.h b/Source/Core/Core/NetPlayProto.h
index e887dc482..be99a8860 100644
--- a/Source/Core/Core/NetPlayProto.h
+++ b/Source/Core/Core/NetPlayProto.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _NETPLAY_PROTO_H
-#define _NETPLAY_PROTO_H
+#pragma once
 
 #include "Common.h"
 #include "CommonTypes.h"
@@ -76,5 +75,3 @@ enum
 namespace NetPlay {
 	bool IsNetPlayRunning();
 };
-
-#endif
diff --git a/Source/Core/Core/NetPlayServer.h b/Source/Core/Core/NetPlayServer.h
index 12f4dbc37..b08ab98b5 100644
--- a/Source/Core/Core/NetPlayServer.h
+++ b/Source/Core/Core/NetPlayServer.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _NETPLAY_SERVER_H
-#define _NETPLAY_SERVER_H
+#pragma once
 
 #include "Common.h"
 #include "CommonTypes.h"
@@ -111,5 +110,3 @@ private:
 	static std::thread m_upnp_thread;
 #endif
 };
-
-#endif
diff --git a/Source/Core/Core/PatchEngine.h b/Source/Core/Core/PatchEngine.h
index ba3d155bf..e347a0758 100644
--- a/Source/Core/Core/PatchEngine.h
+++ b/Source/Core/Core/PatchEngine.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _PATCHENGINE_H
-#define _PATCHENGINE_H
+#pragma once
 
 #include "IniFile.h"
 
@@ -65,5 +64,3 @@ inline int GetPatchTypeCharLength(PatchType type)
 }
 
 }  // namespace
-
-#endif //_PATCHENGINE_H
diff --git a/Source/Core/Core/PowerPC/CPUCoreBase.h b/Source/Core/Core/PowerPC/CPUCoreBase.h
index c8465f770..2e4848f69 100644
--- a/Source/Core/Core/PowerPC/CPUCoreBase.h
+++ b/Source/Core/Core/PowerPC/CPUCoreBase.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _CPUCOREBASE_H
-#define _CPUCOREBASE_H
+#pragma once
 
 class CPUCoreBase
 {
@@ -17,5 +16,3 @@ public:
 	virtual void SingleStep() = 0;
 	virtual const char *GetName() = 0;
 };
-
-#endif
diff --git a/Source/Core/Core/PowerPC/GDBStub.h b/Source/Core/Core/PowerPC/GDBStub.h
index 300f74bf9..93330ce05 100644
--- a/Source/Core/Core/PowerPC/GDBStub.h
+++ b/Source/Core/Core/PowerPC/GDBStub.h
@@ -1,24 +1,10 @@
-// Copyright (C) 2010 Dolphin Project.
-
-// This program is free software: you can redistribute it and/or modify
-// it under the terms of the GNU General Public License as published by
-// the Free Software Foundation, version 2.0.
-
-// This program is distributed in the hope that it will be useful,
-// but WITHOUT ANY WARRANTY; without even the implied warranty of
-// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-// GNU General Public License 2.0 for more details.
-
-// A copy of the GPL 2.0 should have been included with the program.
-// If not, see http://www.gnu.org/licenses/
-
-// Official SVN repository and contact information can be found at
-// http://code.google.com/p/dolphin-emu/
+// Copyright 2014 Dolphin Emulator Project
+// Licensed under GPLv2
+// Refer to the license.txt file included.
 
 // Originally written by Sven Peter <sven@fail0verflow.com> for anergistic.
 
-#ifndef GDB_H__
-#define GDB_H__
+#pragma once
 
 #include <signal.h>
 #include "Common.h"
@@ -55,5 +41,3 @@ int  gdb_bp_w(u32 addr);
 int  gdb_bp_a(u32 addr);
 
 bool gdb_add_bp(u32 type, u32 addr, u32 len);
-
-#endif
diff --git a/Source/Core/Core/PowerPC/Gekko.h b/Source/Core/Core/PowerPC/Gekko.h
index 5c631a5b2..2695b9a00 100644
--- a/Source/Core/Core/PowerPC/Gekko.h
+++ b/Source/Core/Core/PowerPC/Gekko.h
@@ -5,8 +5,7 @@
 
 // Gekko related unions, structs, ...
 
-#ifndef _GEKKO_H
-#define _GEKKO_H
+#pragma once
 
 #include "Common.h"
 
@@ -787,6 +786,3 @@ enum
 
 inline s32 SignExt16(s16 x) {return (s32)(s16)x;}
 inline s32 SignExt26(u32 x) {return x & 0x2000000 ? (s32)(x | 0xFC000000) : (s32)(x);}
-
-#endif
-
diff --git a/Source/Core/Core/PowerPC/Interpreter/Interpreter.h b/Source/Core/Core/PowerPC/Interpreter/Interpreter.h
index dfbe4eb00..b6b68bfcd 100644
--- a/Source/Core/Core/PowerPC/Interpreter/Interpreter.h
+++ b/Source/Core/Core/PowerPC/Interpreter/Interpreter.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _INTERPRETER_H
-#define _INTERPRETER_H
+#pragma once
 
 #include "Atomic.h"
 #include "../Gekko.h"
@@ -332,5 +331,3 @@ private:
 	static bool g_bReserve;
 	static u32  g_reserveAddr;
 };
-
-#endif
diff --git a/Source/Core/Core/PowerPC/Interpreter/Interpreter_FPUtils.h b/Source/Core/Core/PowerPC/Interpreter/Interpreter_FPUtils.h
index 9190a18ed..2c1b0f707 100644
--- a/Source/Core/Core/PowerPC/Interpreter/Interpreter_FPUtils.h
+++ b/Source/Core/Core/PowerPC/Interpreter/Interpreter_FPUtils.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _INTERPRETER_FPUTILS_H
-#define _INTERPRETER_FPUTILS_H
+#pragma once
 
 #include "CPUDetect.h"
 #include "Interpreter.h"
@@ -232,5 +231,3 @@ inline u32 ConvertToSingleFTZ(u64 x)
 		return (x >> 32) & 0x80000000;
 	}
 }
-
-#endif
diff --git a/Source/Core/Core/PowerPC/Interpreter/Interpreter_Tables.h b/Source/Core/Core/PowerPC/Interpreter/Interpreter_Tables.h
index c9f193b4d..fe9606784 100644
--- a/Source/Core/Core/PowerPC/Interpreter/Interpreter_Tables.h
+++ b/Source/Core/Core/PowerPC/Interpreter/Interpreter_Tables.h
@@ -2,8 +2,8 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef INTERPRETER_TABLES_H
-#define INTERPRETER_TABLES_H
+#pragma once
+
 #include "../Gekko.h"
 #include "../PPCTables.h"
 #include "Interpreter.h"
@@ -12,4 +12,3 @@ namespace InterpreterTables
 {
 	void InitTables();
 }
-#endif
diff --git a/Source/Core/Core/PowerPC/Jit64/Jit.h b/Source/Core/Core/PowerPC/Jit64/Jit.h
index 0c8132e82..dbec3e017 100644
--- a/Source/Core/Core/PowerPC/Jit64/Jit.h
+++ b/Source/Core/Core/PowerPC/Jit64/Jit.h
@@ -16,8 +16,7 @@
 
 // Settings
 // ----------
-#ifndef _JIT64_H
-#define _JIT64_H
+#pragma once
 
 #include "../JitCommon/JitBackpatch.h"
 #include "../JitCommon/JitBase.h"
@@ -221,5 +220,3 @@ public:
 
 	void icbi(UGeckoInstruction inst);
 };
-
-#endif // _JIT64_H
diff --git a/Source/Core/Core/PowerPC/Jit64/Jit64_Tables.h b/Source/Core/Core/PowerPC/Jit64/Jit64_Tables.h
index e77343c49..4a45405a9 100644
--- a/Source/Core/Core/PowerPC/Jit64/Jit64_Tables.h
+++ b/Source/Core/Core/PowerPC/Jit64/Jit64_Tables.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef JIT64_TABLES_H
-#define JIT64_TABLES_H
+#pragma once
 
 #include "../Gekko.h"
 #include "../PPCTables.h"
@@ -14,4 +13,3 @@ namespace Jit64Tables
 	void CompileInstruction(PPCAnalyst::CodeOp & op);
 	void InitTables();
 }
-#endif
diff --git a/Source/Core/Core/PowerPC/Jit64/JitAsm.h b/Source/Core/Core/PowerPC/Jit64/JitAsm.h
index 7dc55b475..4399663f8 100644
--- a/Source/Core/Core/PowerPC/Jit64/JitAsm.h
+++ b/Source/Core/Core/PowerPC/Jit64/JitAsm.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _JIT64ASM_H
-#define _JIT64ASM_H
+#pragma once
 
 #include "../JitCommon/JitAsmCommon.h"
 
@@ -40,5 +39,3 @@ public:
 };
 
 extern Jit64AsmRoutineManager asm_routines;
-
-#endif  // _JIT64ASM_H
diff --git a/Source/Core/Core/PowerPC/Jit64/JitRegCache.h b/Source/Core/Core/PowerPC/Jit64/JitRegCache.h
index f27dcae91..db9c37763 100644
--- a/Source/Core/Core/PowerPC/Jit64/JitRegCache.h
+++ b/Source/Core/Core/PowerPC/Jit64/JitRegCache.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _JIT64REGCACHE_H
-#define _JIT64REGCACHE_H
+#pragma once
 
 #include "x64Emitter.h"
 
@@ -144,5 +143,3 @@ public:
 	const int *GetAllocationOrder(int &count) override;
 	OpArg GetDefaultLocation(int reg) const override;
 };
-
-#endif  // _JIT64REGCACHE_H
diff --git a/Source/Core/Core/PowerPC/Jit64IL/JitIL.h b/Source/Core/Core/PowerPC/Jit64IL/JitIL.h
index f22d4202c..2e5e382e5 100644
--- a/Source/Core/Core/PowerPC/Jit64IL/JitIL.h
+++ b/Source/Core/Core/PowerPC/Jit64IL/JitIL.h
@@ -14,8 +14,7 @@
 //   * A flush simply does a conditional write to the appropriate CRx.
 //   * If flag available, branch code can become absolutely trivial.
 
-#ifndef _JITIL_H
-#define _JITIL_H
+#pragma once
 
 #include "JitILAsm.h"
 #include "x64Emitter.h"
@@ -126,5 +125,3 @@ public:
 	void DynaRunTable59(UGeckoInstruction _inst) override;
 	void DynaRunTable63(UGeckoInstruction _inst) override;
 };
-
-#endif  // _JITIL_H
diff --git a/Source/Core/Core/PowerPC/Jit64IL/JitILAsm.h b/Source/Core/Core/PowerPC/Jit64IL/JitILAsm.h
index f2c30a78e..6af6b441f 100644
--- a/Source/Core/Core/PowerPC/Jit64IL/JitILAsm.h
+++ b/Source/Core/Core/PowerPC/Jit64IL/JitILAsm.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _JITASM_H
-#define _JITASM_H
+#pragma once
 
 #include "x64Emitter.h"
 #include "../JitCommon/JitAsmCommon.h"
@@ -41,5 +40,3 @@ public:
 };
 
 extern JitILAsmRoutineManager jitil_asm_routines;
-
-#endif
diff --git a/Source/Core/Core/PowerPC/JitArm32/Jit.h b/Source/Core/Core/PowerPC/JitArm32/Jit.h
index 9655ae73a..7e2996464 100644
--- a/Source/Core/Core/PowerPC/JitArm32/Jit.h
+++ b/Source/Core/Core/PowerPC/JitArm32/Jit.h
@@ -29,8 +29,8 @@
 
 // Settings
 // ----------
-#ifndef _JITARM_H
-#define _JITARM_H
+#pragma once
+
 #include "../CPUCoreBase.h"
 #include "../PPCAnalyst.h"
 #include "JitArmCache.h"
@@ -255,5 +255,3 @@ public:
 	void psq_st(UGeckoInstruction _inst);
 	void psq_stx(UGeckoInstruction _inst);
 };
-
-#endif // _JIT64_H
diff --git a/Source/Core/Core/PowerPC/JitArm32/JitArmCache.h b/Source/Core/Core/PowerPC/JitArm32/JitArmCache.h
index 103947d5a..8f0cc4997 100644
--- a/Source/Core/Core/PowerPC/JitArm32/JitArmCache.h
+++ b/Source/Core/Core/PowerPC/JitArm32/JitArmCache.h
@@ -1,22 +1,8 @@
-// Copyright (C) 2003 Dolphin Project.
+// Copyright 2014 Dolphin Emulator Project
+// Licensed under GPLv2
+// Refer to the license.txt file included.
 
-// This program is free software: you can redistribute it and/or modify
-// it under the terms of the GNU General Public License as published by
-// the Free Software Foundation, version 2.0.
-
-// This program is distributed in the hope that it will be useful,
-// but WITHOUT ANY WARRANTY; without even the implied warranty of
-// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-// GNU General Public License 2.0 for more details.
-
-// A copy of the GPL 2.0 should have been included with the program.
-// If not, see http://www.gnu.org/licenses/
-
-// Official SVN repository and contact information can be found at
-// http://code.google.com/p/dolphin-emu/
-
-#ifndef _JITARMCACHE_H
-#define _JITARMCACHE_H
+#pragma once
 
 #include "../JitCommon/JitCache.h"
 
@@ -29,5 +15,3 @@ private:
 	void WriteLinkBlock(u8* location, const u8* address);
 	void WriteDestroyBlock(const u8* location, u32 address);
 };
-
-#endif
diff --git a/Source/Core/Core/PowerPC/JitArm32/JitArm_FPUtils.h b/Source/Core/Core/PowerPC/JitArm32/JitArm_FPUtils.h
index 52815f571..41b794aea 100644
--- a/Source/Core/Core/PowerPC/JitArm32/JitArm_FPUtils.h
+++ b/Source/Core/Core/PowerPC/JitArm32/JitArm_FPUtils.h
@@ -1,6 +1,8 @@
 // Copyright 2013 Dolphin Emulator Project
 // Licensed under GPLv2
 // Refer to the license.txt file included.
+#pragma once
+
 #include "../Interpreter/Interpreter_FPUtils.h"
 
 #include "Jit.h"
diff --git a/Source/Core/Core/PowerPC/JitArm32/JitArm_Tables.h b/Source/Core/Core/PowerPC/JitArm32/JitArm_Tables.h
index 4904ce398..c858d771f 100644
--- a/Source/Core/Core/PowerPC/JitArm32/JitArm_Tables.h
+++ b/Source/Core/Core/PowerPC/JitArm32/JitArm_Tables.h
@@ -15,8 +15,7 @@
 // Official SVN repository and contact information can be found at
 // http://code.google.com/p/dolphin-emu/
 
-#ifndef JITARM_TABLES_H
-#define JITARM_TABLES_H
+#pragma once
 
 #include "../Gekko.h"
 #include "../PPCTables.h"
@@ -26,4 +25,3 @@ namespace JitArmTables
 	void CompileInstruction(PPCAnalyst::CodeOp & op);
 	void InitTables();
 }
-#endif
diff --git a/Source/Core/Core/PowerPC/JitArm32/JitAsm.h b/Source/Core/Core/PowerPC/JitArm32/JitAsm.h
index 9fcf49d4e..a7cabda1d 100644
--- a/Source/Core/Core/PowerPC/JitArm32/JitAsm.h
+++ b/Source/Core/Core/PowerPC/JitArm32/JitAsm.h
@@ -15,8 +15,8 @@
 // Official SVN repository and contact information can be found at
 // http://code.google.com/p/dolphin-emu/
 
-#ifndef _JITARMASM_H
-#define _JITARMASM_H
+#pragma once
+
 #include "ArmEmitter.h"
 #include "../JitCommon/JitAsmCommon.h"
 using namespace ArmGen;
@@ -39,5 +39,3 @@ public:
 };
 
 extern JitArmAsmRoutineManager asm_routines;
-
-#endif  // _JIT64ASM_H
diff --git a/Source/Core/Core/PowerPC/JitArm32/JitFPRCache.h b/Source/Core/Core/PowerPC/JitArm32/JitFPRCache.h
index 233b201b7..807e200cd 100644
--- a/Source/Core/Core/PowerPC/JitArm32/JitFPRCache.h
+++ b/Source/Core/Core/PowerPC/JitArm32/JitFPRCache.h
@@ -1,22 +1,8 @@
-// Copyright (C) 2003 Dolphin Project.
+// Copyright 2014 Dolphin Emulator Project
+// Licensed under GPLv2
+// Refer to the license.txt file included.
 
-// This program is free software: you can redistribute it and/or modify
-// it under the terms of the GNU General Public License as published by
-// the Free Software Foundation, version 2.0.
-
-// This program is distributed in the hope that it will be useful,
-// but WITHOUT ANY WARRANTY; without even the implied warranty of
-// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-// GNU General Public License 2.0 for more details.
-
-// A copy of the GPL 2.0 should have been included with the program.
-// If not, see http://www.gnu.org/licenses/
-
-// Official SVN repository and contact information can be found at
-// http://code.google.com/p/dolphin-emu/
-
-#ifndef _JITARMFPRCACHE_H
-#define _JITARMFPRCACHE_H
+#pragma once
 
 #include "ArmEmitter.h"
 #include "../Gekko.h"
@@ -61,4 +47,3 @@ public:
 	ARMReg R0(u32 preg, bool preLoad = true); // Returns a cached register
 	ARMReg R1(u32 preg, bool preLoad = true);
 };
-#endif
diff --git a/Source/Core/Core/PowerPC/JitArm32/JitRegCache.h b/Source/Core/Core/PowerPC/JitArm32/JitRegCache.h
index e1ac5fe0b..6271f5811 100644
--- a/Source/Core/Core/PowerPC/JitArm32/JitRegCache.h
+++ b/Source/Core/Core/PowerPC/JitArm32/JitRegCache.h
@@ -1,22 +1,8 @@
-// Copyright (C) 2003 Dolphin Project.
+// Copyright 2014 Dolphin Emulator Project
+// Licensed under GPLv2
+// Refer to the license.txt file included.
 
-// This program is free software: you can redistribute it and/or modify
-// it under the terms of the GNU General Public License as published by
-// the Free Software Foundation, version 2.0.
-
-// This program is distributed in the hope that it will be useful,
-// but WITHOUT ANY WARRANTY; without even the implied warranty of
-// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-// GNU General Public License 2.0 for more details.
-
-// A copy of the GPL 2.0 should have been included with the program.
-// If not, see http://www.gnu.org/licenses/
-
-// Official SVN repository and contact information can be found at
-// http://code.google.com/p/dolphin-emu/
-
-#ifndef _JITARMREGCACHE_H
-#define _JITARMREGCACHE_H
+#pragma once
 
 #include "ArmEmitter.h"
 #include "../Gekko.h"
@@ -139,8 +125,3 @@ public:
 	void SetImmediate(u32 preg, u32 imm);
 	ARMReg BindToRegister(u32 preg);
 };
-
-
-
-
-#endif
diff --git a/Source/Core/Core/PowerPC/JitArmIL/JitIL.h b/Source/Core/Core/PowerPC/JitArmIL/JitIL.h
index 5aaa7c583..595e1dc52 100644
--- a/Source/Core/Core/PowerPC/JitArmIL/JitIL.h
+++ b/Source/Core/Core/PowerPC/JitArmIL/JitIL.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _JITARMIL_H
-#define _JITARMIL_H
+#pragma once
 
 #include "../PPCAnalyst.h"
 #include "ArmEmitter.h"
@@ -90,5 +89,3 @@ public:
 	void bclrx(UGeckoInstruction inst);
 	void bcctrx(UGeckoInstruction inst);
 };
-
-#endif
diff --git a/Source/Core/Core/PowerPC/JitArmIL/JitILAsm.h b/Source/Core/Core/PowerPC/JitArmIL/JitILAsm.h
index e8e401445..884baf20e 100644
--- a/Source/Core/Core/PowerPC/JitArmIL/JitILAsm.h
+++ b/Source/Core/Core/PowerPC/JitArmIL/JitILAsm.h
@@ -2,8 +2,8 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _JITARMILASM_H
-#define _JITARMILASM_H
+#pragma once
+
 #include "ArmEmitter.h"
 #include "../JitCommon/JitAsmCommon.h"
 using namespace ArmGen;
@@ -26,7 +26,3 @@ public:
 };
 
 extern JitArmILAsmRoutineManager armil_asm_routines;
-
-#endif
-
-
diff --git a/Source/Core/Core/PowerPC/JitArmIL/JitIL_Tables.h b/Source/Core/Core/PowerPC/JitArmIL/JitIL_Tables.h
index 9402b9d44..8e6e0bcd2 100644
--- a/Source/Core/Core/PowerPC/JitArmIL/JitIL_Tables.h
+++ b/Source/Core/Core/PowerPC/JitArmIL/JitIL_Tables.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef JITARMIL_TABLES_H
-#define JITARMIL_TABLES_H
+#pragma once
 
 #include "../Gekko.h"
 #include "../PPCTables.h"
@@ -13,4 +12,3 @@ namespace JitArmILTables
 	void CompileInstruction(PPCAnalyst::CodeOp & op);
 	void InitTables();
 }
-#endif
diff --git a/Source/Core/Core/PowerPC/JitCommon/JitAsmCommon.h b/Source/Core/Core/PowerPC/JitCommon/JitAsmCommon.h
index c593909c7..a25df9889 100644
--- a/Source/Core/Core/PowerPC/JitCommon/JitAsmCommon.h
+++ b/Source/Core/Core/PowerPC/JitCommon/JitAsmCommon.h
@@ -2,12 +2,12 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _JITASMCOMMON_H
-#define _JITASMCOMMON_H
+#pragma once
 
 #include "Jit_Util.h"
 
-class CommonAsmRoutinesBase  {
+class CommonAsmRoutinesBase
+{
 public:
 
 	const u8 *fifoDirectWrite8;
@@ -65,5 +65,3 @@ public:
 	void GenFifoFloatWrite();
 
 };
-
-#endif
diff --git a/Source/Core/Core/PowerPC/JitCommon/JitBackpatch.h b/Source/Core/Core/PowerPC/JitCommon/JitBackpatch.h
index a937ffd0e..1d6a031b2 100644
--- a/Source/Core/Core/PowerPC/JitCommon/JitBackpatch.h
+++ b/Source/Core/Core/PowerPC/JitCommon/JitBackpatch.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _JITBACKPATCH_H
-#define _JITBACKPATCH_H
+#pragma once
 
 #include "Common.h"
 #include "x64Emitter.h"
@@ -248,5 +247,3 @@ public:
 	const u8 *GetReadTrampoline(const InstructionInfo &info, u32 registersInUse);
 	const u8 *GetWriteTrampoline(const InstructionInfo &info, u32 registersInUse);
 };
-
-#endif
diff --git a/Source/Core/Core/PowerPC/JitCommon/JitBase.h b/Source/Core/Core/PowerPC/JitCommon/JitBase.h
index 05c877df6..920d4611e 100644
--- a/Source/Core/Core/PowerPC/JitCommon/JitBase.h
+++ b/Source/Core/Core/PowerPC/JitCommon/JitBase.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _JITBASE_H
-#define _JITBASE_H
+#pragma once
 
 //#define JIT_LOG_X86     // Enables logging of the generated x86 code
 //#define JIT_LOG_GPR     // Enables logging of the PPC general purpose regs
@@ -119,5 +118,3 @@ void Jit(u32 em_address);
 // Merged routines that should be moved somewhere better
 u32 Helper_Mask(u8 mb, u8 me);
 void LogGeneratedX86(int size, PPCAnalyst::CodeBuffer *code_buffer, const u8 *normalEntry, JitBlock *b);
-
-#endif
diff --git a/Source/Core/Core/PowerPC/JitCommon/JitCache.h b/Source/Core/Core/PowerPC/JitCommon/JitCache.h
index b81c5d837..f795a020a 100644
--- a/Source/Core/Core/PowerPC/JitCommon/JitCache.h
+++ b/Source/Core/Core/PowerPC/JitCommon/JitCache.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _JITCACHE_H
-#define _JITCACHE_H
+#pragma once
 
 #include <bitset>
 #include <map>
@@ -131,4 +130,3 @@ private:
 	void WriteLinkBlock(u8* location, const u8* address) override;
 	void WriteDestroyBlock(const u8* location, u32 address) override;
 };
-#endif
diff --git a/Source/Core/Core/PowerPC/JitCommon/Jit_Util.h b/Source/Core/Core/PowerPC/JitCommon/Jit_Util.h
index a321ddd11..278b9d735 100644
--- a/Source/Core/Core/PowerPC/JitCommon/Jit_Util.h
+++ b/Source/Core/Core/PowerPC/JitCommon/Jit_Util.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included./
 
-#ifndef _JITUTIL_H
-#define _JITUTIL_H
+#pragma once
 
 #include "x64Emitter.h"
 #include <unordered_map>
@@ -51,5 +50,3 @@ public:
 protected:
 	std::unordered_map<u8 *, u32> registersInUseAtLoc;
 };
-
-#endif  // _JITUTIL_H
diff --git a/Source/Core/Core/PowerPC/JitILCommon/IR.h b/Source/Core/Core/PowerPC/JitILCommon/IR.h
index f3246e77b..49a1e4e34 100644
--- a/Source/Core/Core/PowerPC/JitILCommon/IR.h
+++ b/Source/Core/Core/PowerPC/JitILCommon/IR.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef IR_H
-#define IR_H
+#pragma once
 
 #include "x64Emitter.h"
 #include <vector>
@@ -590,5 +589,3 @@ private:
 };
 
 };
-
-#endif
diff --git a/Source/Core/Core/PowerPC/JitILCommon/JitILBase.h b/Source/Core/Core/PowerPC/JitILCommon/JitILBase.h
index 37529c161..e92e27cfd 100644
--- a/Source/Core/Core/PowerPC/JitILCommon/JitILBase.h
+++ b/Source/Core/Core/PowerPC/JitILCommon/JitILBase.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _JITILBASE_H
-#define _JITILBASE_H
+#pragma once
 
 #include "IR.h"
 #include "../PowerPC.h"
@@ -143,4 +142,3 @@ public:
 	void subfex(UGeckoInstruction inst);
 
 };
-#endif
diff --git a/Source/Core/Core/PowerPC/JitInterface.h b/Source/Core/Core/PowerPC/JitInterface.h
index 288330c70..2b6b97063 100644
--- a/Source/Core/Core/PowerPC/JitInterface.h
+++ b/Source/Core/Core/PowerPC/JitInterface.h
@@ -2,6 +2,8 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
+#pragma once
+
 #include "ChunkFile.h"
 #include "CPUCoreBase.h"
 
diff --git a/Source/Core/Core/PowerPC/LUT_frsqrtex.h b/Source/Core/Core/PowerPC/LUT_frsqrtex.h
index 4785eda56..72d641c8f 100644
--- a/Source/Core/Core/PowerPC/LUT_frsqrtex.h
+++ b/Source/Core/Core/PowerPC/LUT_frsqrtex.h
@@ -2,12 +2,8 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-
 // Gekko related unions, structs, ...
 
-#ifndef _LUT_frsqrtex_h_
-#define _LUT_frsqrtex_h_
+#pragma once
 
 extern const unsigned int frsqrtex_lut[65536];
-
-#endif //_LUT_frsqrtex_h_
diff --git a/Source/Core/Core/PowerPC/PPCAnalyst.h b/Source/Core/Core/PowerPC/PPCAnalyst.h
index db7a52c81..21b192f51 100644
--- a/Source/Core/Core/PowerPC/PPCAnalyst.h
+++ b/Source/Core/Core/PowerPC/PPCAnalyst.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _PPCANALYST_H
-#define _PPCANALYST_H
+#pragma once
 
 #include <algorithm>
 #include <vector>
@@ -105,6 +104,3 @@ void FindFunctions(u32 startAddr, u32 endAddr, PPCSymbolDB *func_db);
 bool AnalyzeFunction(u32 startAddr, Symbol &func, int max_size = 0);
 
 }  // namespace
-
-#endif
-
diff --git a/Source/Core/Core/PowerPC/PPCCache.h b/Source/Core/Core/PowerPC/PPCCache.h
index b2ff2471e..b38692d72 100644
--- a/Source/Core/Core/PowerPC/PPCCache.h
+++ b/Source/Core/Core/PowerPC/PPCCache.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _PPCCACHE_H
-#define _PPCCACHE_H
+#pragma once
 
 #include "CommonTypes.h"
 
@@ -44,5 +43,3 @@ namespace PowerPC
 	};
 
 }
-
-#endif
diff --git a/Source/Core/Core/PowerPC/PPCSymbolDB.h b/Source/Core/Core/PowerPC/PPCSymbolDB.h
index 27b80eb68..fc732575c 100644
--- a/Source/Core/Core/PowerPC/PPCSymbolDB.h
+++ b/Source/Core/Core/PowerPC/PPCSymbolDB.h
@@ -2,6 +2,8 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
+#pragma once
+
 #include "CommonTypes.h"
 
 #include <map>
diff --git a/Source/Core/Core/PowerPC/PPCTables.h b/Source/Core/Core/PowerPC/PPCTables.h
index 4cdf2e113..b54260f3c 100644
--- a/Source/Core/Core/PowerPC/PPCTables.h
+++ b/Source/Core/Core/PowerPC/PPCTables.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _PPCTABLES_H
-#define _PPCTABLES_H
+#pragma once
 
 #include "Gekko.h"
 #include "Interpreter/Interpreter.h"
@@ -113,4 +112,3 @@ void LogCompiledInstructions();
 const char *GetInstructionName(UGeckoInstruction _inst);
 
 }  // namespace
-#endif
diff --git a/Source/Core/Core/PowerPC/PowerPC.h b/Source/Core/Core/PowerPC/PowerPC.h
index a5c2bac0d..2b5c58f09 100644
--- a/Source/Core/Core/PowerPC/PowerPC.h
+++ b/Source/Core/Core/PowerPC/PowerPC.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _POWERPC_H
-#define _POWERPC_H
+#pragma once
 
 #include "Common.h"
 #include "CPUCoreBase.h"
@@ -206,5 +205,3 @@ inline void SetXER_SO(int value) {
 }
 
 void UpdateFPRF(double dvalue);
-
-#endif
diff --git a/Source/Core/Core/PowerPC/Profiler.h b/Source/Core/Core/PowerPC/Profiler.h
index d70483b2d..420b4244d 100644
--- a/Source/Core/Core/PowerPC/Profiler.h
+++ b/Source/Core/Core/PowerPC/Profiler.h
@@ -3,8 +3,7 @@
 // Refer to the license.txt file included.
 
 
-#ifndef _PROFILER_H
-#define _PROFILER_H
+#pragma once
 
 #ifdef _WIN32
 
@@ -61,5 +60,3 @@ extern bool g_ProfileInstructions;
 
 void WriteProfileResults(const char *filename);
 }
-
-#endif  // _PROFILER_H
diff --git a/Source/Core/Core/PowerPC/SignatureDB.h b/Source/Core/Core/PowerPC/SignatureDB.h
index c2e83dca8..4d0e451d1 100644
--- a/Source/Core/Core/PowerPC/SignatureDB.h
+++ b/Source/Core/Core/PowerPC/SignatureDB.h
@@ -2,6 +2,8 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
+#pragma once
+
 #include "CommonTypes.h"
 
 #include <map>
diff --git a/Source/Core/Core/State.h b/Source/Core/Core/State.h
index 8da3a4d53..b24e31424 100644
--- a/Source/Core/Core/State.h
+++ b/Source/Core/Core/State.h
@@ -5,8 +5,7 @@
 
 // Emulator state saving support.
 
-#ifndef _STATE_H_
-#define _STATE_H_
+#pragma once
 
 #include <string>
 #include <vector>
@@ -62,5 +61,3 @@ typedef void(*CallbackFunc)(void);
 void SetOnAfterLoadCallback(CallbackFunc callback);
 
 }
-
-#endif
diff --git a/Source/Core/Core/Tracer.h b/Source/Core/Core/Tracer.h
index 8f06a8966..013cbd45d 100644
--- a/Source/Core/Core/Tracer.h
+++ b/Source/Core/Core/Tracer.h
@@ -2,9 +2,4 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _TRACER_H_
-#define _TRACER_H_
-
-
-#endif
-
+#pragma once
diff --git a/Source/Core/Core/VolumeHandler.h b/Source/Core/Core/VolumeHandler.h
index 11387d115..ca47074bb 100644
--- a/Source/Core/Core/VolumeHandler.h
+++ b/Source/Core/Core/VolumeHandler.h
@@ -6,8 +6,7 @@
 // Disc volume handler. It's here because Wii discs can consist of multiple volumes.
 // GC discs are seen as one big volume.
 
-#ifndef _VOLUMEHANDLER_H_
-#define _VOLUMEHANDLER_H_
+#pragma once
 
 #include <string>
 #include "CommonTypes.h"
@@ -31,5 +30,3 @@ DiscIO::IVolume *GetVolume();
 void EjectVolume();
 
 } // end of namespace VolumeHandler
-
-#endif
diff --git a/Source/Core/Core/ec_wii.h b/Source/Core/Core/ec_wii.h
index 0cf73d7d8..0874fe5ce 100644
--- a/Source/Core/Core/ec_wii.h
+++ b/Source/Core/Core/ec_wii.h
@@ -22,8 +22,7 @@
  * # see file COPYING or http://www.gnu.org/licenses/old-licenses/gpl-2.0.txt
  */
 
-#ifndef _ECWII_H
-#define _ECWII_H
+#pragma once
 
 #include "Common.h"
 
@@ -109,5 +108,3 @@ private:
 	#pragma pack(pop)
 
 };
-
-#endif
diff --git a/Source/Core/DiscIO/BannerLoader.h b/Source/Core/DiscIO/BannerLoader.h
index da0075f7f..0d341931e 100644
--- a/Source/Core/DiscIO/BannerLoader.h
+++ b/Source/Core/DiscIO/BannerLoader.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _BANNER_LOADER_H_
-#define _BANNER_LOADER_H_
+#pragma once
 
 #include <vector>
 #include <string>
@@ -35,6 +34,3 @@ class IBannerLoader
 
 IBannerLoader* CreateBannerLoader(DiscIO::IFileSystem& _rFileSystem, DiscIO::IVolume *pVolume);
 } // namespace
-
-#endif
-
diff --git a/Source/Core/DiscIO/BannerLoaderGC.h b/Source/Core/DiscIO/BannerLoaderGC.h
index 7ad6d2122..524260052 100644
--- a/Source/Core/DiscIO/BannerLoaderGC.h
+++ b/Source/Core/DiscIO/BannerLoaderGC.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _BANNER_LOADER_GC_H_
-#define _BANNER_LOADER_GC_H_
+#pragma once
 
 #include "BannerLoader.h"
 #include "VolumeGC.h"
@@ -81,6 +80,3 @@ class CBannerLoaderGC
 };
 
 } // namespace
-
-#endif
-
diff --git a/Source/Core/DiscIO/BannerLoaderWii.h b/Source/Core/DiscIO/BannerLoaderWii.h
index a6732e9bf..bfc8f7c97 100644
--- a/Source/Core/DiscIO/BannerLoaderWii.h
+++ b/Source/Core/DiscIO/BannerLoaderWii.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _BANNER_LOADER_WII_H_
-#define _BANNER_LOADER_WII_H_
+#pragma once
 
 #include "BannerLoader.h"
 
@@ -62,6 +61,3 @@ class CBannerLoaderWii
 		bool GetStringFromComments(const CommentIndex index, std::string& s);
 };
 } // namespace
-
-#endif
-
diff --git a/Source/Core/DiscIO/Blob.h b/Source/Core/DiscIO/Blob.h
index 66c21a4ca..5fdfe26e0 100644
--- a/Source/Core/DiscIO/Blob.h
+++ b/Source/Core/DiscIO/Blob.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _BLOB_H
-#define _BLOB_H
+#pragma once
 
 // BLOB
 
@@ -74,6 +73,3 @@ bool DecompressBlobToFile(const char *infile, const char *outfile,
 		CompressCB callback = 0, void *arg = 0);
 
 }  // namespace
-
-#endif
-
diff --git a/Source/Core/DiscIO/CISOBlob.h b/Source/Core/DiscIO/CISOBlob.h
index 0039fe4f4..5cd016683 100644
--- a/Source/Core/DiscIO/CISOBlob.h
+++ b/Source/Core/DiscIO/CISOBlob.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _CISO_BLOB_H
-#define _CISO_BLOB_H
+#pragma once
 
 #include "Blob.h"
 #include "FileUtil.h"
@@ -50,5 +49,3 @@ private:
 };
 
 }  // namespace
-
-#endif  // _FILE_BLOB_H
diff --git a/Source/Core/DiscIO/CompressedBlob.h b/Source/Core/DiscIO/CompressedBlob.h
index 843054442..2d201deae 100644
--- a/Source/Core/DiscIO/CompressedBlob.h
+++ b/Source/Core/DiscIO/CompressedBlob.h
@@ -12,8 +12,7 @@
 // * [Block Pointers interleaved with block hashes (hash of decompressed data)]
 // * [Data]
 
-#ifndef COMPRESSED_BLOB_H_
-#define COMPRESSED_BLOB_H_
+#pragma once
 
 #include <string>
 
@@ -68,5 +67,3 @@ private:
 };
 
 }  // namespace
-
-#endif  // COMPRESSED_BLOB_H_
diff --git a/Source/Core/DiscIO/DiscScrubber.h b/Source/Core/DiscIO/DiscScrubber.h
index de4b9a683..c1efacb8c 100644
--- a/Source/Core/DiscIO/DiscScrubber.h
+++ b/Source/Core/DiscIO/DiscScrubber.h
@@ -11,8 +11,7 @@
 
 // Note: the technique is inspired by Wiiscrubber, but much simpler - intentionally :)
 
-#ifndef DISC_SCRUBBER_H
-#define DISC_SCRUBBER_H
+#pragma once
 
 #include "CommonTypes.h"
 #include "Blob.h"
@@ -31,5 +30,3 @@ void Cleanup();
 } // namespace DiscScrubber
 
 } // namespace DiscIO
-
-#endif  // DISC_SCRUBBER_H
diff --git a/Source/Core/DiscIO/DriveBlob.h b/Source/Core/DiscIO/DriveBlob.h
index d5c13a3b1..5f4a70a6f 100644
--- a/Source/Core/DiscIO/DriveBlob.h
+++ b/Source/Core/DiscIO/DriveBlob.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _DRIVE_BLOB_H
-#define _DRIVE_BLOB_H
+#pragma once
 
 #include "Blob.h"
 #include "FileUtil.h"
@@ -42,5 +41,3 @@ public:
 };
 
 }  // namespace
-
-#endif  // _DRIVE_BLOB_H
diff --git a/Source/Core/DiscIO/FileBlob.h b/Source/Core/DiscIO/FileBlob.h
index 464c5daa6..21778a060 100644
--- a/Source/Core/DiscIO/FileBlob.h
+++ b/Source/Core/DiscIO/FileBlob.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _FILE_BLOB_H
-#define _FILE_BLOB_H
+#pragma once
 
 #include "Blob.h"
 #include "FileUtil.h"
@@ -27,5 +26,3 @@ public:
 };
 
 }  // namespace
-
-#endif  // _FILE_BLOB_H
diff --git a/Source/Core/DiscIO/FileHandlerARC.h b/Source/Core/DiscIO/FileHandlerARC.h
index d423c74ae..93f5bded1 100644
--- a/Source/Core/DiscIO/FileHandlerARC.h
+++ b/Source/Core/DiscIO/FileHandlerARC.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _ARC_FILE_H
-#define _ARC_FILE_H
+#pragma once
 
 #include <string>
 #include <vector>
@@ -52,6 +51,3 @@ class CARCFile
 		const SFileInfo* FindFileInfo(std::string _rFullPath) const;
 };
 } // namespace
-
-#endif
-
diff --git a/Source/Core/DiscIO/FileMonitor.h b/Source/Core/DiscIO/FileMonitor.h
index 3b40332ee..2b3559766 100644
--- a/Source/Core/DiscIO/FileMonitor.h
+++ b/Source/Core/DiscIO/FileMonitor.h
@@ -2,6 +2,8 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
+#pragma once
+
 #include <iostream> // System: For std
 
 #include "Common.h" // Common: For u64
diff --git a/Source/Core/DiscIO/FileSystemGCWii.h b/Source/Core/DiscIO/FileSystemGCWii.h
index 5240c2d3f..af8040dc3 100644
--- a/Source/Core/DiscIO/FileSystemGCWii.h
+++ b/Source/Core/DiscIO/FileSystemGCWii.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _FILESYSTEM_GC_WII_H
-#define _FILESYSTEM_GC_WII_H
+#pragma once
 
 #include <vector>
 
@@ -43,6 +42,3 @@ private:
 };
 
 } // namespace
-
-#endif
-
diff --git a/Source/Core/DiscIO/Filesystem.h b/Source/Core/DiscIO/Filesystem.h
index 0fcaa8845..10b85e263 100644
--- a/Source/Core/DiscIO/Filesystem.h
+++ b/Source/Core/DiscIO/Filesystem.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _FILESYSTEM_H
-#define _FILESYSTEM_H
+#pragma once
 
 #include "Volume.h"
 
@@ -55,5 +54,3 @@ protected:
 IFileSystem* CreateFileSystem(const IVolume *_rVolume);
 
 } // namespace
-
-#endif
diff --git a/Source/Core/DiscIO/NANDContentLoader.h b/Source/Core/DiscIO/NANDContentLoader.h
index 0312faaca..fa517cae6 100644
--- a/Source/Core/DiscIO/NANDContentLoader.h
+++ b/Source/Core/DiscIO/NANDContentLoader.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _NAND_CONTENT_LOADER_H
-#define _NAND_CONTENT_LOADER_H
+#pragma once
 
 #include <string>
 #include <vector>
@@ -153,5 +152,3 @@ private:
 };
 
 }
-
-#endif
diff --git a/Source/Core/DiscIO/Volume.h b/Source/Core/DiscIO/Volume.h
index 65a916765..92112be60 100644
--- a/Source/Core/DiscIO/Volume.h
+++ b/Source/Core/DiscIO/Volume.h
@@ -2,9 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-
-#ifndef _VOLUME_H
-#define _VOLUME_H
+#pragma once
 
 #include <string>
 #include <vector>
@@ -65,6 +63,3 @@ IVolume::ECountry CountrySwitch(u8 CountryCode);
 u8 GetSysMenuRegion(u16 _TitleVersion);
 
 } // namespace
-
-#endif
-
diff --git a/Source/Core/DiscIO/VolumeCreator.h b/Source/Core/DiscIO/VolumeCreator.h
index 1e290f3cc..a92ec2ef8 100644
--- a/Source/Core/DiscIO/VolumeCreator.h
+++ b/Source/Core/DiscIO/VolumeCreator.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _VOLUME_CREATOR_H
-#define _VOLUME_CREATOR_H
+#pragma once
 
 #include "Volume.h"
 
@@ -14,6 +13,3 @@ IVolume* CreateVolumeFromDirectory(const std::string& _rDirectory, bool _bIsWii,
 bool IsVolumeWiiDisc(const IVolume *_rVolume);
 bool IsVolumeWadFile(const IVolume *_rVolume);
 } // namespace
-
-#endif
-
diff --git a/Source/Core/DiscIO/VolumeDirectory.h b/Source/Core/DiscIO/VolumeDirectory.h
index fbab0f18b..c6a387b68 100644
--- a/Source/Core/DiscIO/VolumeDirectory.h
+++ b/Source/Core/DiscIO/VolumeDirectory.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _VOLUME_DIRECTORY
-#define _VOLUME_DIRECTORY
+#pragma once
 
 #include <map>
 #include <string>
@@ -142,5 +141,3 @@ private:
 };
 
 } // namespace
-
-#endif
diff --git a/Source/Core/DiscIO/VolumeGC.h b/Source/Core/DiscIO/VolumeGC.h
index 5fc7cf892..3ed802cff 100644
--- a/Source/Core/DiscIO/VolumeGC.h
+++ b/Source/Core/DiscIO/VolumeGC.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _VOLUME_GC
-#define _VOLUME_GC
+#pragma once
 
 #include "Volume.h"
 #include "Blob.h"
@@ -40,5 +39,3 @@ private:
 };
 
 } // namespace
-
-#endif
diff --git a/Source/Core/DiscIO/VolumeWad.h b/Source/Core/DiscIO/VolumeWad.h
index 62c4d2376..cd5835c98 100644
--- a/Source/Core/DiscIO/VolumeWad.h
+++ b/Source/Core/DiscIO/VolumeWad.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _VOLUME_WAD
-#define _VOLUME_WAD
+#pragma once
 
 #include "Volume.h"
 #include "Blob.h"
@@ -39,5 +38,3 @@ private:
 };
 
 } // namespace
-
-#endif
diff --git a/Source/Core/DiscIO/VolumeWiiCrypted.h b/Source/Core/DiscIO/VolumeWiiCrypted.h
index 4756a8842..9ff9b999b 100644
--- a/Source/Core/DiscIO/VolumeWiiCrypted.h
+++ b/Source/Core/DiscIO/VolumeWiiCrypted.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _VOLUME_WII_CRYPTED
-#define _VOLUME_WII_CRYPTED
+#pragma once
 
 #include "Volume.h"
 #include "Blob.h"
@@ -48,6 +47,3 @@ private:
 };
 
 } // namespace
-
-#endif
-
diff --git a/Source/Core/DiscIO/WbfsBlob.h b/Source/Core/DiscIO/WbfsBlob.h
index b703d5993..0ac4ecf84 100644
--- a/Source/Core/DiscIO/WbfsBlob.h
+++ b/Source/Core/DiscIO/WbfsBlob.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _WBFS_BLOB_H
-#define _WBFS_BLOB_H
+#pragma once
 
 #include "Blob.h"
 #include "FileUtil.h"
@@ -65,5 +64,3 @@ bool IsWbfsBlob(const char* filename);
 
 
 }  // namespace
-
-#endif  // _FILE_BLOB_H
diff --git a/Source/Core/DiscIO/WiiWad.h b/Source/Core/DiscIO/WiiWad.h
index 0711c82cb..cde73495e 100644
--- a/Source/Core/DiscIO/WiiWad.h
+++ b/Source/Core/DiscIO/WiiWad.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _WII_WAD_H
-#define _WII_WAD_H
+#pragma once
 
 #include <string>
 #include <vector>
@@ -60,6 +59,3 @@ private:
 };
 
 }
-
-#endif
-
diff --git a/Source/Core/DolphinWX/ARCodeAddEdit.h b/Source/Core/DolphinWX/ARCodeAddEdit.h
index cdc9e9507..e62130861 100644
--- a/Source/Core/DolphinWX/ARCodeAddEdit.h
+++ b/Source/Core/DolphinWX/ARCodeAddEdit.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef __ARCODE_ADDEDIT_h__
-#define __ARCODE_ADDEDIT_h__
+#pragma once
 
 #include <wx/wx.h>
 #include <wx/spinctrl.h>
@@ -40,4 +39,3 @@ class CARCodeAddEdit : public wxDialog
 		int selection;
 
 };
-#endif // __PATCH_ADDEDIT_h__
diff --git a/Source/Core/DolphinWX/AboutDolphin.h b/Source/Core/DolphinWX/AboutDolphin.h
index 4c31f6493..c9fd71495 100644
--- a/Source/Core/DolphinWX/AboutDolphin.h
+++ b/Source/Core/DolphinWX/AboutDolphin.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _ABOUTDOLPHIN_H_
-#define _ABOUTDOLPHIN_H_
+#pragma once
 
 #include <wx/wx.h>
 #include <wx/dialog.h>
@@ -23,5 +22,3 @@ class AboutDolphin : public wxDialog
 			const wxSize& size = wxDefaultSize,
 			long style = wxDEFAULT_DIALOG_STYLE);
 };
-
-#endif //_ABOUTDOLPHIN_H_
diff --git a/Source/Core/DolphinWX/CheatsWindow.h b/Source/Core/DolphinWX/CheatsWindow.h
index c7cdb7f15..6ebbbad1a 100644
--- a/Source/Core/DolphinWX/CheatsWindow.h
+++ b/Source/Core/DolphinWX/CheatsWindow.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef __CHEATSWINDOW_H__
-#define __CHEATSWINDOW_H__
+#pragma once
 
 #include <wx/wx.h>
 #include <wx/sizer.h>
@@ -158,6 +157,3 @@ class wxCheatsWindow : public wxDialog
 		// $ Enable Logging Checkbox
 		void OnEvent_CheckBoxEnableLogging_StateChange(wxCommandEvent& event);
 };
-
-#endif
-
diff --git a/Source/Core/DolphinWX/ConfigMain.h b/Source/Core/DolphinWX/ConfigMain.h
index b2f30b17d..04ccc965f 100644
--- a/Source/Core/DolphinWX/ConfigMain.h
+++ b/Source/Core/DolphinWX/ConfigMain.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef __CONFIG_MAIN_h__
-#define __CONFIG_MAIN_h__
+#pragma once
 
 #include <wx/wx.h>
 #include <wx/gbsizer.h>
@@ -254,4 +253,3 @@ private:
 
 	static bool SupportsVolumeChanges(std::string backend);
 };
-#endif
diff --git a/Source/Core/DolphinWX/Debugger/BreakpointDlg.h b/Source/Core/DolphinWX/Debugger/BreakpointDlg.h
index 208f1038b..3699fc921 100644
--- a/Source/Core/DolphinWX/Debugger/BreakpointDlg.h
+++ b/Source/Core/DolphinWX/Debugger/BreakpointDlg.h
@@ -2,9 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef __BREAKPOINTDLG_h__
-#define __BREAKPOINTDLG_h__
-
+#pragma once
 
 #include <wx/wx.h>
 
@@ -23,5 +21,3 @@ private:
 
 	DECLARE_EVENT_TABLE();
 };
-
-#endif
diff --git a/Source/Core/DolphinWX/Debugger/BreakpointView.h b/Source/Core/DolphinWX/Debugger/BreakpointView.h
index 08c38de97..564760fd1 100644
--- a/Source/Core/DolphinWX/Debugger/BreakpointView.h
+++ b/Source/Core/DolphinWX/Debugger/BreakpointView.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef __BREAKPOINTVIEW_h__
-#define __BREAKPOINTVIEW_h__
+#pragma once
 
 #include <wx/listctrl.h>
 #include "Common.h"
@@ -16,5 +15,3 @@ public:
 	void Update();
 	void DeleteCurrentSelection();
 };
-
-#endif
diff --git a/Source/Core/DolphinWX/Debugger/BreakpointWindow.h b/Source/Core/DolphinWX/Debugger/BreakpointWindow.h
index 4f54e823a..9efccb714 100644
--- a/Source/Core/DolphinWX/Debugger/BreakpointWindow.h
+++ b/Source/Core/DolphinWX/Debugger/BreakpointWindow.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef __BREAKPOINTWINDOW_h__
-#define __BREAKPOINTWINDOW_h__
+#pragma once
 
 #include <wx/wx.h>
 #include <wx/listctrl.h>
@@ -45,5 +44,3 @@ private:
 	void OnClose(wxCloseEvent& event);
 	void OnSelectBP(wxListEvent& event);
 };
-
-#endif
diff --git a/Source/Core/DolphinWX/Debugger/CodeView.h b/Source/Core/DolphinWX/Debugger/CodeView.h
index fcd3164ee..18bed4655 100644
--- a/Source/Core/DolphinWX/Debugger/CodeView.h
+++ b/Source/Core/DolphinWX/Debugger/CodeView.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef CODEVIEW_H_
-#define CODEVIEW_H_
+#pragma once
 
 #define wxUSE_XPM_IN_MSW 1
 #define USE_XPM_BITMAPS 1
@@ -81,5 +80,3 @@ private:
 
 	DECLARE_EVENT_TABLE()
 };
-
-#endif /*CODEVIEW_H_*/
diff --git a/Source/Core/DolphinWX/Debugger/CodeWindow.h b/Source/Core/DolphinWX/Debugger/CodeWindow.h
index 2b5b24d6e..59ad2bb2c 100644
--- a/Source/Core/DolphinWX/Debugger/CodeWindow.h
+++ b/Source/Core/DolphinWX/Debugger/CodeWindow.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef CODEWINDOW_H_
-#define CODEWINDOW_H_
+#pragma once
 
 #include <wx/dialog.h>
 #include <wx/textctrl.h>
@@ -141,5 +140,3 @@ class CCodeWindow
 
 		DECLARE_EVENT_TABLE()
 };
-
-#endif // CODEWINDOW_H_
diff --git a/Source/Core/DolphinWX/Debugger/DSPDebugWindow.h b/Source/Core/DolphinWX/Debugger/DSPDebugWindow.h
index 6f5f68a06..3f71321fb 100644
--- a/Source/Core/DolphinWX/Debugger/DSPDebugWindow.h
+++ b/Source/Core/DolphinWX/Debugger/DSPDebugWindow.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _DSP_DEBUGGER_LLE_H
-#define _DSP_DEBUGGER_LLE_H
+#pragma once
 
 // general things
 #include <iostream>
@@ -85,5 +84,3 @@ private:
 };
 
 extern DSPDebuggerLLE* m_DebuggerFrame;
-
-#endif //_DSP_DEBUGGER_LLE_H
diff --git a/Source/Core/DolphinWX/Debugger/DSPRegisterView.h b/Source/Core/DolphinWX/Debugger/DSPRegisterView.h
index fbafb08b0..946a540b3 100644
--- a/Source/Core/DolphinWX/Debugger/DSPRegisterView.h
+++ b/Source/Core/DolphinWX/Debugger/DSPRegisterView.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef __DSPREGISTERVIEW_h__
-#define __DSPREGISTERVIEW_h__
+#pragma once
 
 #include <wx/grid.h>
 
@@ -39,5 +38,3 @@ public:
 	DSPRegisterView(wxWindow* parent, wxWindowID id);
 	void Update();
 };
-
-#endif //__DSPREGISTERVIEW_h__
diff --git a/Source/Core/DolphinWX/Debugger/DebuggerPanel.h b/Source/Core/DolphinWX/Debugger/DebuggerPanel.h
index 90d477384..3d9e65ef2 100644
--- a/Source/Core/DolphinWX/Debugger/DebuggerPanel.h
+++ b/Source/Core/DolphinWX/Debugger/DebuggerPanel.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _GFX_DEBUGGER_PANEL_H_
-#define _GFX_DEBUGGER_PANEL_H_
+#pragma once
 
 #include <wx/wx.h>
 #include <wx/notebook.h>
@@ -96,5 +95,3 @@ private:
 	void OnClearPixelShaderCacheButton(wxCommandEvent& event);
 	void OnCountEnter(wxCommandEvent& event);
 };
-
-#endif // _GFX_DEBUGGER_PANEL_H_
diff --git a/Source/Core/DolphinWX/Debugger/DebuggerUIUtil.h b/Source/Core/DolphinWX/Debugger/DebuggerUIUtil.h
index fb268fcd5..783a1fdbf 100644
--- a/Source/Core/DolphinWX/Debugger/DebuggerUIUtil.h
+++ b/Source/Core/DolphinWX/Debugger/DebuggerUIUtil.h
@@ -2,11 +2,8 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _DEBUGGER_UI_UTIL_H
-#define _DEBUGGER_UI_UTIL_H
+#pragma once
 
 #include <wx/wx.h>
 
 extern wxFont DebuggerFont;
-
-#endif
diff --git a/Source/Core/DolphinWX/Debugger/JitWindow.h b/Source/Core/DolphinWX/Debugger/JitWindow.h
index 386024153..e91f7d789 100644
--- a/Source/Core/DolphinWX/Debugger/JitWindow.h
+++ b/Source/Core/DolphinWX/Debugger/JitWindow.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef JITWINDOW_H_
-#define JITWINDOW_H_
+#pragma once
 
 #include <vector>
 
@@ -55,5 +54,3 @@ private:
 	void OnAddrBoxChange(wxCommandEvent& event);
 	void OnHostMessage(wxCommandEvent& event);
 };
-
-#endif /*MEMORYWINDOW_*/
diff --git a/Source/Core/DolphinWX/Debugger/MemoryCheckDlg.h b/Source/Core/DolphinWX/Debugger/MemoryCheckDlg.h
index cc212fb88..f53a90ef6 100644
--- a/Source/Core/DolphinWX/Debugger/MemoryCheckDlg.h
+++ b/Source/Core/DolphinWX/Debugger/MemoryCheckDlg.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef __MEMORYCHECKDLG_h__
-#define __MEMORYCHECKDLG_h__
+#pragma once
 
 #include <wx/wx.h>
 
@@ -27,5 +26,3 @@ class MemoryCheckDlg : public wxDialog
 
 		DECLARE_EVENT_TABLE();
 };
-
-#endif
diff --git a/Source/Core/DolphinWX/Debugger/MemoryView.h b/Source/Core/DolphinWX/Debugger/MemoryView.h
index 3bfdc03db..327efc6c4 100644
--- a/Source/Core/DolphinWX/Debugger/MemoryView.h
+++ b/Source/Core/DolphinWX/Debugger/MemoryView.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef MEMORYVIEW_H_
-#define MEMORYVIEW_H_
+#pragma once
 
 #include "DebuggerUIUtil.h"
 #include "Common.h"
@@ -57,5 +56,3 @@ private:
 
 	DECLARE_EVENT_TABLE()
 };
-
-#endif // MEMORYVIEW_H_
diff --git a/Source/Core/DolphinWX/Debugger/MemoryWindow.h b/Source/Core/DolphinWX/Debugger/MemoryWindow.h
index b48093452..9cd74399c 100644
--- a/Source/Core/DolphinWX/Debugger/MemoryWindow.h
+++ b/Source/Core/DolphinWX/Debugger/MemoryWindow.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef MEMORYWINDOW_H_
-#define MEMORYWINDOW_H_
+#pragma once
 
 #include <wx/dialog.h>
 #include <wx/textctrl.h>
@@ -68,5 +67,3 @@ class CMemoryWindow
 		void OnDumpMem2(wxCommandEvent& event);
 		void OnDumpFakeVMEM(wxCommandEvent& event);
 };
-
-#endif /*MEMORYWINDOW_*/
diff --git a/Source/Core/DolphinWX/Debugger/RegisterView.h b/Source/Core/DolphinWX/Debugger/RegisterView.h
index 18b1d96bc..9cb046bd4 100644
--- a/Source/Core/DolphinWX/Debugger/RegisterView.h
+++ b/Source/Core/DolphinWX/Debugger/RegisterView.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef __REGISTERVIEW_h__
-#define __REGISTERVIEW_h__
+#pragma once
 
 #include <wx/grid.h>
 
@@ -65,5 +64,3 @@ public:
 	CRegisterView(wxWindow* parent, wxWindowID id);
 	void Update();
 };
-
-#endif
diff --git a/Source/Core/DolphinWX/Debugger/RegisterWindow.h b/Source/Core/DolphinWX/Debugger/RegisterWindow.h
index dad48088e..f1d8db112 100644
--- a/Source/Core/DolphinWX/Debugger/RegisterWindow.h
+++ b/Source/Core/DolphinWX/Debugger/RegisterWindow.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef __REGISTERWINDOW_h__
-#define __REGISTERWINDOW_h__
+#pragma once
 
 class CRegisterView;
 class IniFile;
@@ -33,5 +32,3 @@ private:
 	CRegisterView* m_GPRGridView;
 	void CreateGUIControls();
 };
-
-#endif
diff --git a/Source/Core/DolphinWX/FifoPlayerDlg.h b/Source/Core/DolphinWX/FifoPlayerDlg.h
index 1d6b8e389..774991b2d 100644
--- a/Source/Core/DolphinWX/FifoPlayerDlg.h
+++ b/Source/Core/DolphinWX/FifoPlayerDlg.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef __FIFO_PLAYER_DLG_h__
-#define __FIFO_PLAYER_DLG_h__
+#pragma once
 
 #include <vector>
 #include <wx/wx.h>
@@ -116,4 +115,3 @@ private:
 
 	s32 m_FramesToRecord;
 };
-#endif
diff --git a/Source/Core/DolphinWX/Frame.h b/Source/Core/DolphinWX/Frame.h
index 4abf45304..0f54002fb 100644
--- a/Source/Core/DolphinWX/Frame.h
+++ b/Source/Core/DolphinWX/Frame.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef __FRAME_H_
-#define __FRAME_H_
+#pragma once
 
 #include <wx/wx.h> // wxWidgets
 #include <wx/busyinfo.h>
@@ -352,6 +351,3 @@ void OnAfterLoadCallback();
 // For TASInputDlg
 void TASManipFunction(SPADStatus *PadStatus, int controllerID);
 bool TASInputHasFocus();
-
-#endif  // __FRAME_H_
-
diff --git a/Source/Core/DolphinWX/GLInterface/AGL.cpp b/Source/Core/DolphinWX/GLInterface/AGL.cpp
index c0be0c18b..ffe3b68dd 100644
--- a/Source/Core/DolphinWX/GLInterface/AGL.cpp
+++ b/Source/Core/DolphinWX/GLInterface/AGL.cpp
@@ -1,19 +1,6 @@
-// Copyright (C) 2003 Dolphin Project.
-
-// This program is free software: you can redistribute it and/or modify
-// it under the terms of the GNU General Public License as published by
-// the Free Software Foundation, version 2.0.
-
-// This program is distributed in the hope that it will be useful,
-// but WITHOUT ANY WARRANTY; without even the implied warranty of
-// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-// GNU General Public License 2.0 for more details.
-
-// A copy of the GPL 2.0 should have been included with the program.
-// If not, see http://www.gnu.org/licenses/
-
-// Official SVN repository and contact information can be found at
-// http://code.google.com/p/dolphin-emu/
+// Copyright 2014 Dolphin Emulator Project
+// Licensed under GPLv2
+// Refer to the license.txt file included.
 
 #include "VideoConfig.h"
 #include "Host.h"
diff --git a/Source/Core/DolphinWX/GLInterface/AGL.h b/Source/Core/DolphinWX/GLInterface/AGL.h
index cc35f8147..1554f71b3 100644
--- a/Source/Core/DolphinWX/GLInterface/AGL.h
+++ b/Source/Core/DolphinWX/GLInterface/AGL.h
@@ -1,21 +1,8 @@
-// Copyright (C) 2003 Dolphin Project.
+// Copyright 2014 Dolphin Emulator Project
+// Licensed under GPLv2
+// Refer to the license.txt file included.
 
-// This program is free software: you can redistribute it and/or modify
-// it under the terms of the GNU General Public License as published by
-// the Free Software Foundation, version 2.0.
-
-// This program is distributed in the hope that it will be useful,
-// but WITHOUT ANY WARRANTY; without even the implied warranty of
-// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-// GNU General Public License 2.0 for more details.
-
-// A copy of the GPL 2.0 should have been included with the program.
-// If not, see http://www.gnu.org/licenses/
-
-// Official SVN repository and contact information can be found at
-// http://code.google.com/p/dolphin-emu/
-#ifndef _INTERFACEAGL_H_
-#define _INTERFACEAGL_H_
+#pragma once
 
 #ifdef __APPLE__
 #import <AppKit/AppKit.h>
@@ -35,5 +22,3 @@ public:
 	void SwapInterval(int interval);
 
 };
-#endif
-
diff --git a/Source/Core/DolphinWX/GLInterface/EGL.h b/Source/Core/DolphinWX/GLInterface/EGL.h
index 2a26e65f1..f3e8e5bb8 100644
--- a/Source/Core/DolphinWX/GLInterface/EGL.h
+++ b/Source/Core/DolphinWX/GLInterface/EGL.h
@@ -1,21 +1,8 @@
-// Copyright (C) 2003 Dolphin Project.
+// Copyright 2014 Dolphin Emulator Project
+// Licensed under GPLv2
+// Refer to the license.txt file included.
 
-// This program is free software: you can redistribute it and/or modify
-// it under the terms of the GNU General Public License as published by
-// the Free Software Foundation, version 2.0.
-
-// This program is distributed in the hope that it will be useful,
-// but WITHOUT ANY WARRANTY; without even the implied warranty of
-// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-// GNU General Public License 2.0 for more details.
-
-// A copy of the GPL 2.0 should have been included with the program.
-// If not, see http://www.gnu.org/licenses/
-
-// Official SVN repository and contact information can be found at
-// http://code.google.com/p/dolphin-emu/
-#ifndef _INTERFACEEGL_H_
-#define _INTERFACEEGL_H_
+#pragma once
 
 #include <EGL/egl.h>
 #include "InterfaceBase.h"
@@ -59,5 +46,3 @@ public:
 	bool MakeCurrent();
 	void Shutdown();
 };
-#endif
-
diff --git a/Source/Core/DolphinWX/GLInterface/GLInterface.h b/Source/Core/DolphinWX/GLInterface/GLInterface.h
index f3dc32c4b..96cf56134 100644
--- a/Source/Core/DolphinWX/GLInterface/GLInterface.h
+++ b/Source/Core/DolphinWX/GLInterface/GLInterface.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _GLINTERFACE_H_
-#define _GLINTERFACE_H_
+#pragma once
 
 #include "Thread.h"
 
@@ -111,5 +110,3 @@ typedef struct {
 
 extern cInterfaceBase *GLInterface;
 extern GLWindow GLWin;
-
-#endif
diff --git a/Source/Core/DolphinWX/GLInterface/GLX.cpp b/Source/Core/DolphinWX/GLInterface/GLX.cpp
index 47ae9ece9..d124b1dbd 100644
--- a/Source/Core/DolphinWX/GLInterface/GLX.cpp
+++ b/Source/Core/DolphinWX/GLInterface/GLX.cpp
@@ -1,19 +1,6 @@
-// Copyright (C) 2003 Dolphin Project.
-
-// This program is free software: you can redistribute it and/or modify
-// it under the terms of the GNU General Public License as published by
-// the Free Software Foundation, version 2.0.
-
-// This program is distributed in the hope that it will be useful,
-// but WITHOUT ANY WARRANTY; without even the implied warranty of
-// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-// GNU General Public License 2.0 for more details.
-
-// A copy of the GPL 2.0 should have been included with the program.
-// If not, see http://www.gnu.org/licenses/
-
-// Official SVN repository and contact information can be found at
-// http://code.google.com/p/dolphin-emu/
+// Copyright 2014 Dolphin Emulator Project
+// Licensed under GPLv2
+// Refer to the license.txt file included.
 
 #include "Host.h"
 #include "RenderBase.h"
diff --git a/Source/Core/DolphinWX/GLInterface/GLX.h b/Source/Core/DolphinWX/GLInterface/GLX.h
index 4f09a63d0..92cabf382 100644
--- a/Source/Core/DolphinWX/GLInterface/GLX.h
+++ b/Source/Core/DolphinWX/GLInterface/GLX.h
@@ -1,21 +1,8 @@
-// Copyright (C) 2003 Dolphin Project.
+// Copyright 2014 Dolphin Emulator Project
+// Licensed under GPLv2
+// Refer to the license.txt file included.
 
-// This program is free software: you can redistribute it and/or modify
-// it under the terms of the GNU General Public License as published by
-// the Free Software Foundation, version 2.0.
-
-// This program is distributed in the hope that it will be useful,
-// but WITHOUT ANY WARRANTY; without even the implied warranty of
-// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-// GNU General Public License 2.0 for more details.
-
-// A copy of the GPL 2.0 should have been included with the program.
-// If not, see http://www.gnu.org/licenses/
-
-// Official SVN repository and contact information can be found at
-// http://code.google.com/p/dolphin-emu/
-#ifndef _INTERFACEGLX_H_
-#define _INTERFACEGLX_H_
+#pragma once
 
 #include "X11_Util.h"
 #include "InterfaceBase.h"
@@ -35,5 +22,3 @@ public:
 	bool ClearCurrent();
 	void Shutdown();
 };
-#endif
-
diff --git a/Source/Core/DolphinWX/GLInterface/InterfaceBase.h b/Source/Core/DolphinWX/GLInterface/InterfaceBase.h
index 895b49658..c13bfe842 100644
--- a/Source/Core/DolphinWX/GLInterface/InterfaceBase.h
+++ b/Source/Core/DolphinWX/GLInterface/InterfaceBase.h
@@ -2,8 +2,8 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _GLINTERFACEBASE_H_
-#define _GLINTERFACEBASE_H_
+#pragma once
+
 enum GLInterfaceMode {
 	MODE_DETECT = 0,
 	MODE_OPENGL,
@@ -37,4 +37,3 @@ public:
 	virtual void Update() { }
 	virtual bool PeekMessages() { return false; }
 };
-#endif
diff --git a/Source/Core/DolphinWX/GLInterface/WGL.h b/Source/Core/DolphinWX/GLInterface/WGL.h
index d355221bb..22f7b3e9c 100644
--- a/Source/Core/DolphinWX/GLInterface/WGL.h
+++ b/Source/Core/DolphinWX/GLInterface/WGL.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _INTERFACEWGL_H_
-#define _INTERFACEWGL_H_
+#pragma once
 
 #include "InterfaceBase.h"
 
@@ -22,5 +21,3 @@ public:
 	void Update();
 	bool PeekMessages();
 };
-#endif
-
diff --git a/Source/Core/DolphinWX/GLInterface/Wayland_Util.cpp b/Source/Core/DolphinWX/GLInterface/Wayland_Util.cpp
index 3f6475e4e..f2e0fb1a4 100644
--- a/Source/Core/DolphinWX/GLInterface/Wayland_Util.cpp
+++ b/Source/Core/DolphinWX/GLInterface/Wayland_Util.cpp
@@ -1,19 +1,6 @@
 // Copyright (C) 2013 Scott Moreau <oreaus@gmail.com>
-
-// This program is free software: you can redistribute it and/or modify
-// it under the terms of the GNU General Public License as published by
-// the Free Software Foundation, version 2.0.
-
-// This program is distributed in the hope that it will be useful,
-// but WITHOUT ANY WARRANTY; without even the implied warranty of
-// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-// GNU General Public License 2.0 for more details.
-
-// A copy of the GPL 2.0 should have been included with the program.
-// If not, see http://www.gnu.org/licenses/
-
-// Official SVN repository and contact information can be found at
-// http://code.google.com/p/dolphin-emu/
+// Licensed under GPLv2
+// Refer to the license.txt file included.
 
 #include "Core.h"
 #include "State.h"
diff --git a/Source/Core/DolphinWX/GLInterface/Wayland_Util.h b/Source/Core/DolphinWX/GLInterface/Wayland_Util.h
index 6c3a10a7d..db38c5c95 100644
--- a/Source/Core/DolphinWX/GLInterface/Wayland_Util.h
+++ b/Source/Core/DolphinWX/GLInterface/Wayland_Util.h
@@ -1,21 +1,8 @@
 // Copyright (C) 2013 Scott Moreau <oreaus@gmail.com>
+// Licensed under GPLv2
+// Refer to the license.txt file included.
 
-// This program is free software: you can redistribute it and/or modify
-// it under the terms of the GNU General Public License as published by
-// the Free Software Foundation, version 2.0.
-
-// This program is distributed in the hope that it will be useful,
-// but WITHOUT ANY WARRANTY; without even the implied warranty of
-// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-// GNU General Public License 2.0 for more details.
-
-// A copy of the GPL 2.0 should have been included with the program.
-// If not, see http://www.gnu.org/licenses/
-
-// Official SVN repository and contact information can be found at
-// http://code.google.com/p/dolphin-emu/
-#ifndef _WAYLAND_UTIL_H_
-#define _WAYLAND_UTIL_H_
+#pragma once
 
 #include <wayland-client.h>
 #include <wayland-egl.h>
diff --git a/Source/Core/DolphinWX/GLInterface/X11_Util.h b/Source/Core/DolphinWX/GLInterface/X11_Util.h
index 1e62375fb..94ebce38f 100644
--- a/Source/Core/DolphinWX/GLInterface/X11_Util.h
+++ b/Source/Core/DolphinWX/GLInterface/X11_Util.h
@@ -1,21 +1,8 @@
-// Copyright (C) 2003 Dolphin Project.
+// Copyright 2013 Dolphin Emulator Project
+// Licensed under GPLv2
+// Refer to the license.txt file included.
 
-// This program is free software: you can redistribute it and/or modify
-// it under the terms of the GNU General Public License as published by
-// the Free Software Foundation, version 2.0.
-
-// This program is distributed in the hope that it will be useful,
-// but WITHOUT ANY WARRANTY; without even the implied warranty of
-// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-// GNU General Public License 2.0 for more details.
-
-// A copy of the GPL 2.0 should have been included with the program.
-// If not, see http://www.gnu.org/licenses/
-
-// Official SVN repository and contact information can be found at
-// http://code.google.com/p/dolphin-emu/
-#ifndef _X11_UTIL_H_
-#define _X11_UTIL_H_
+#pragma once
 
 #include <X11/Xlib.h>
 #include <X11/keysym.h>
@@ -45,5 +32,3 @@ public:
 	void DestroyXWindow(void);
 };
 #endif
-
-#endif
diff --git a/Source/Core/DolphinWX/GameListCtrl.h b/Source/Core/DolphinWX/GameListCtrl.h
index 7ac02eae1..114f1484b 100644
--- a/Source/Core/DolphinWX/GameListCtrl.h
+++ b/Source/Core/DolphinWX/GameListCtrl.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef __GAMELIST_CTRL_H_
-#define __GAMELIST_CTRL_H_
+#pragma once
 
 #include <memory>
 #include <vector>
@@ -109,6 +108,3 @@ private:
 	static void CompressCB(const char* text, float percent, void* arg);
 	static void MultiCompressCB(const char* text, float percent, void* arg);
 };
-
-#endif
-
diff --git a/Source/Core/DolphinWX/GeckoCodeDiag.h b/Source/Core/DolphinWX/GeckoCodeDiag.h
index c961e221e..356e1c747 100644
--- a/Source/Core/DolphinWX/GeckoCodeDiag.h
+++ b/Source/Core/DolphinWX/GeckoCodeDiag.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef __GECKOCODEDIAG_h__
-#define __GECKOCODEDIAG_h__
+#pragma once
 
 #include "GeckoCode.h"
 #include "GeckoCodeConfig.h"
@@ -47,9 +46,4 @@ private:
 	wxButton* btn_download;
 };
 
-
-
 }
-
-#endif
-
diff --git a/Source/Core/DolphinWX/Globals.h b/Source/Core/DolphinWX/Globals.h
index 2cb8a4151..0bdde92e3 100644
--- a/Source/Core/DolphinWX/Globals.h
+++ b/Source/Core/DolphinWX/Globals.h
@@ -5,9 +5,7 @@
 
 // This file holds global data for DolphinWx and DebuggerWx
 
-
-#ifndef _WX_GLOBALS_H
-#define _WX_GLOBALS_H
+#pragma once
 
 #include "Common.h"
 
@@ -281,5 +279,3 @@ enum
 			),
 
 extern const wxEventType wxEVT_HOST_COMMAND;
-
-#endif // _WX_GLOBALS_H
diff --git a/Source/Core/DolphinWX/HotkeyDlg.h b/Source/Core/DolphinWX/HotkeyDlg.h
index 0bf31d473..4c389ea53 100644
--- a/Source/Core/DolphinWX/HotkeyDlg.h
+++ b/Source/Core/DolphinWX/HotkeyDlg.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef __HOTKEYDIALOG_h__
-#define __HOTKEYDIALOG_h__
+#pragma once
 
 #include <wx/wx.h>
 #include <wx/textctrl.h>
@@ -57,5 +56,3 @@ class HotkeyConfigDialog : public wxDialog
 
 		int GetButtonWaitingID, GetButtonWaitingTimer, g_Pressed, g_Modkey;
 };
-#endif
-
diff --git a/Source/Core/DolphinWX/ISOFile.h b/Source/Core/DolphinWX/ISOFile.h
index ffab089a1..724413f34 100644
--- a/Source/Core/DolphinWX/ISOFile.h
+++ b/Source/Core/DolphinWX/ISOFile.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef __ISOFILE_H_
-#define __ISOFILE_H_
+#pragma once
 
 #include <vector>
 #include <string>
@@ -91,6 +90,3 @@ private:
 
 	std::string CreateCacheFilename();
 };
-
-
-#endif
diff --git a/Source/Core/DolphinWX/ISOProperties.h b/Source/Core/DolphinWX/ISOProperties.h
index 6e73ea119..82c8bd48a 100644
--- a/Source/Core/DolphinWX/ISOProperties.h
+++ b/Source/Core/DolphinWX/ISOProperties.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef __ISOPROPERTIES_h__
-#define __ISOPROPERTIES_h__
+#pragma once
 
 #include <wx/wx.h>
 #include <wx/sizer.h>
@@ -214,4 +213,3 @@ private:
 	void SetCheckboxValueFromGameini(const char* section, const char* key, wxCheckBox* checkbox);
 	void SaveGameIniValueFrom3StateCheckbox(const char* section, const char* key, wxCheckBox* checkbox);
 };
-#endif
diff --git a/Source/Core/DolphinWX/InputConfigDiag.h b/Source/Core/DolphinWX/InputConfigDiag.h
index cf88046ae..f84adc36a 100644
--- a/Source/Core/DolphinWX/InputConfigDiag.h
+++ b/Source/Core/DolphinWX/InputConfigDiag.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _CONFIGBOX_H_
-#define _CONFIGBOX_H_
+#pragma once
 
 #define SLIDER_TICK_COUNT			100
 #define DETECT_WAIT_TIME			1500
@@ -240,5 +239,3 @@ private:
 	InputPlugin&				m_plugin;
 	wxTimer*					m_update_timer;
 };
-
-#endif
diff --git a/Source/Core/DolphinWX/LogConfigWindow.h b/Source/Core/DolphinWX/LogConfigWindow.h
index c246bb169..a08e3884c 100644
--- a/Source/Core/DolphinWX/LogConfigWindow.h
+++ b/Source/Core/DolphinWX/LogConfigWindow.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _LOG_CONFIG_DIAG_H_
-#define _LOG_CONFIG_DIAG_H_
+#pragma once
 
 #include <vector>
 #include <wx/wx.h>
@@ -42,5 +41,3 @@ private:
 	void ToggleLog(int _logType, bool enable);
 	void OnLogCheck(wxCommandEvent& event);
 };
-
-#endif // _LOG_CONFIG_DIAG_H_
diff --git a/Source/Core/DolphinWX/LogWindow.h b/Source/Core/DolphinWX/LogWindow.h
index 451c90cba..f2957d5ab 100644
--- a/Source/Core/DolphinWX/LogWindow.h
+++ b/Source/Core/DolphinWX/LogWindow.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef LOGWINDOW_H_
-#define LOGWINDOW_H_
+#pragma once
 
 #include "LogManager.h"
 #include "Frame.h"
@@ -79,5 +78,3 @@ private:
 	// LogListener
 	const char *getName() const { return "LogWindow"; }
 };
-
-#endif /*LOGWINDOW_H_*/
diff --git a/Source/Core/DolphinWX/Main.h b/Source/Core/DolphinWX/Main.h
index 08d67e4dd..cb932c142 100644
--- a/Source/Core/DolphinWX/Main.h
+++ b/Source/Core/DolphinWX/Main.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef __MAIN_H_
-#define __MAIN_H_
+#pragma once
 
 #include "Frame.h"
 
@@ -37,5 +36,3 @@ private:
 };
 
 DECLARE_APP(DolphinApp);
-
-#endif
diff --git a/Source/Core/DolphinWX/MemcardManager.h b/Source/Core/DolphinWX/MemcardManager.h
index 4310fbcfc..df05e9245 100644
--- a/Source/Core/DolphinWX/MemcardManager.h
+++ b/Source/Core/DolphinWX/MemcardManager.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef __MEMCARD_MANAGER_h__
-#define __MEMCARD_MANAGER_h__
+#pragma once
 
 #include <wx/wx.h>
 #include <wx/sizer.h>
@@ -151,5 +150,3 @@ class CMemcardManager : public wxDialog
 
 		CMemcardListCtrl *m_MemcardList[2];
 };
-
-#endif
diff --git a/Source/Core/DolphinWX/MemoryCards/WiiSaveCrypted.h b/Source/Core/DolphinWX/MemoryCards/WiiSaveCrypted.h
index 9132adf2f..b2a3f7ee5 100644
--- a/Source/Core/DolphinWX/MemoryCards/WiiSaveCrypted.h
+++ b/Source/Core/DolphinWX/MemoryCards/WiiSaveCrypted.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _WII_SAVE_CRYPTED
-#define _WII_SAVE_CRYPTED
+#pragma once
 
 #include "StringUtil.h"
 #include "Crypto/tools.h"
@@ -125,5 +124,3 @@ private:
 	};
 #pragma pack(pop)
 };
-
-#endif
diff --git a/Source/Core/DolphinWX/NetWindow.h b/Source/Core/DolphinWX/NetWindow.h
index 0e5586225..a645c0a9b 100644
--- a/Source/Core/DolphinWX/NetWindow.h
+++ b/Source/Core/DolphinWX/NetWindow.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _NETWINDOW_H_
-#define _NETWINDOW_H_
+#pragma once
 
 #include "CommonTypes.h"
 
@@ -142,6 +141,3 @@ namespace NetPlay
 {
 	void StopGame();
 }
-
-#endif // _NETWINDOW_H_
-
diff --git a/Source/Core/DolphinWX/PHackSettings.h b/Source/Core/DolphinWX/PHackSettings.h
index 336f26886..efa7d00b1 100644
--- a/Source/Core/DolphinWX/PHackSettings.h
+++ b/Source/Core/DolphinWX/PHackSettings.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef __PHACK_SETTINGS_h__
-#define __PHACK_SETTINGS_h__
+#pragma once
 
 #include <wx/wx.h>
 #include <wx/spinctrl.h>
@@ -47,5 +46,3 @@ class CPHackSettings : public wxDialog
 		void SavePHackData(wxCommandEvent& event);
 		void LoadPHackData();
 };
-
-#endif // __PHACK_SETTINGS_h__
diff --git a/Source/Core/DolphinWX/PatchAddEdit.h b/Source/Core/DolphinWX/PatchAddEdit.h
index cb64c40c6..a5bc1f379 100644
--- a/Source/Core/DolphinWX/PatchAddEdit.h
+++ b/Source/Core/DolphinWX/PatchAddEdit.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef __PATCH_ADDEDIT_h__
-#define __PATCH_ADDEDIT_h__
+#pragma once
 
 #include <wx/wx.h>
 #include <wx/spinctrl.h>
@@ -56,4 +55,3 @@ class CPatchAddEdit : public wxDialog
 		std::vector<PatchEngine::PatchEntry>::iterator itCurEntry;
 
 };
-#endif // __PATCH_ADDEDIT_h__
diff --git a/Source/Core/DolphinWX/TASInputDlg.h b/Source/Core/DolphinWX/TASInputDlg.h
index a133def0d..7d5b183e1 100644
--- a/Source/Core/DolphinWX/TASInputDlg.h
+++ b/Source/Core/DolphinWX/TASInputDlg.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef __TASINPUT_H__
-#define __TASINPUT_H__
+#pragma once
 
 #include <wx/wx.h>
 
@@ -84,5 +83,3 @@ class TASInputDlg : public wxDialog
 
 		DECLARE_EVENT_TABLE();
 };
-
-#endif
diff --git a/Source/Core/DolphinWX/UDPConfigDiag.h b/Source/Core/DolphinWX/UDPConfigDiag.h
index 8071e3697..3c495c068 100644
--- a/Source/Core/DolphinWX/UDPConfigDiag.h
+++ b/Source/Core/DolphinWX/UDPConfigDiag.h
@@ -1,5 +1,4 @@
-#ifndef UDPCONFIGDIAG_H
-#define UDPCONFIGDIAG_H
+#pragma once
 
 #include "UDPWrapper.h"
 
@@ -31,5 +30,3 @@ private:
 	wxCheckBox * nunaccel;
 	wxTextCtrl * port_tbox;
 };
-
-#endif
diff --git a/Source/Core/DolphinWX/VideoConfigDiag.h b/Source/Core/DolphinWX/VideoConfigDiag.h
index 95a5e488a..f2cc9d307 100644
--- a/Source/Core/DolphinWX/VideoConfigDiag.h
+++ b/Source/Core/DolphinWX/VideoConfigDiag.h
@@ -1,6 +1,4 @@
-
-#ifndef _CONFIG_DIAG_H_
-#define _CONFIG_DIAG_H_
+#pragma once
 
 #include <vector>
 #include <string>
@@ -205,5 +203,3 @@ protected:
 	VideoConfig &vconfig;
 	std::string ininame;
 };
-
-#endif
diff --git a/Source/Core/DolphinWX/WXInputBase.h b/Source/Core/DolphinWX/WXInputBase.h
index 4d6f57911..704bc02b7 100644
--- a/Source/Core/DolphinWX/WXInputBase.h
+++ b/Source/Core/DolphinWX/WXInputBase.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef WXINPUTBASE_H
-#define WXINPUTBASE_H
+#pragma once
 
 #include "Common.h"
 #if defined(HAVE_WX) && HAVE_WX
@@ -17,5 +16,3 @@ const wxString WXKeyToString(int keycode);
 const wxString WXKeymodToString(int modifier);
 #endif
 }
-#endif
-
diff --git a/Source/Core/DolphinWX/WiimoteConfigDiag.h b/Source/Core/DolphinWX/WiimoteConfigDiag.h
index 977760f57..9329c571a 100644
--- a/Source/Core/DolphinWX/WiimoteConfigDiag.h
+++ b/Source/Core/DolphinWX/WiimoteConfigDiag.h
@@ -1,6 +1,4 @@
-
-#ifndef WIIMOTE_CONFIG_DIAG_H
-#define WIIMOTE_CONFIG_DIAG_H
+#pragma once
 
 #include <wx/wx.h>
 #include <wx/listbox.h>
@@ -75,6 +73,3 @@ private:
 	wxButton* wiimote_configure_bt[MAX_WIIMOTES];
 	std::map<wxWindowID, unsigned int> m_wiimote_index_from_conf_bt_id;
 };
-
-
-#endif
diff --git a/Source/Core/DolphinWX/WxUtils.h b/Source/Core/DolphinWX/WxUtils.h
index b14bc614c..a3bd1ec62 100644
--- a/Source/Core/DolphinWX/WxUtils.h
+++ b/Source/Core/DolphinWX/WxUtils.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef WXUTILS_H
-#define WXUTILS_H
+#pragma once
 
 #include <string>
 #include <wx/string.h>
@@ -23,5 +22,3 @@ double GetCurrentBitmapLogicalScale();
 
 std::string WxStrToStr(const wxString& str);
 wxString StrToWxStr(const std::string& str);
-
-#endif // WXUTILS
diff --git a/Source/Core/DolphinWX/X11Utils.h b/Source/Core/DolphinWX/X11Utils.h
index 1525e8ec0..27c0442d2 100644
--- a/Source/Core/DolphinWX/X11Utils.h
+++ b/Source/Core/DolphinWX/X11Utils.h
@@ -1,22 +1,8 @@
-// Copyright (C) 2003 Dolphin Project.
+// Copyright 2014 Dolphin Emulator Project
+// Licensed under GPLv2
+// Refer to the license.txt file included.
 
-// This program is free software: you can redistribute it and/or modify
-// it under the terms of the GNU General Public License as published by
-// the Free Software Foundation, version 2.0.
-
-// This program is distributed in the hope that it will be useful,
-// but WITHOUT ANY WARRANTY; without even the implied warranty of
-// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-// GNU General Public License 2.0 for more details.
-
-// A copy of the GPL 2.0 should have been included with the program.
-// If not, see http://www.gnu.org/licenses/
-
-// Official SVN repository and contact information can be found at
-// http://code.google.com/p/dolphin-emu/
-
-#ifndef __X11UTILS_H_
-#define __X11UTILS_H_
+#pragma once
 
 #include "Common.h"
 
@@ -82,5 +68,3 @@ class XRRConfiguration
 #endif
 
 }
-#endif
-
diff --git a/Source/Core/DolphinWX/stdafx.h b/Source/Core/DolphinWX/stdafx.h
index 63a82873e..c66951d4f 100644
--- a/Source/Core/DolphinWX/stdafx.h
+++ b/Source/Core/DolphinWX/stdafx.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef __STDAFX_H_
-#define __STDAFX_H_
+#pragma once
 
 #ifdef _WIN32
 
@@ -35,5 +34,3 @@
 #endif
 
 #endif
-
-#endif
diff --git a/Source/Core/InputCommon/ControllerEmu.h b/Source/Core/InputCommon/ControllerEmu.h
index 9fe227fdd..e7ccabd8c 100644
--- a/Source/Core/InputCommon/ControllerEmu.h
+++ b/Source/Core/InputCommon/ControllerEmu.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _CONTROLLEREMU_H_
-#define _CONTROLLEREMU_H_
+#pragma once
 
 // windows crap
 #define NOMINMAX
@@ -451,6 +450,3 @@ public:
 
 	DeviceQualifier default_device;
 };
-
-
-#endif
diff --git a/Source/Core/InputCommon/ControllerInterface/Android/Android.cpp b/Source/Core/InputCommon/ControllerInterface/Android/Android.cpp
index 5213b196d..6ad7b13ad 100644
--- a/Source/Core/InputCommon/ControllerInterface/Android/Android.cpp
+++ b/Source/Core/InputCommon/ControllerInterface/Android/Android.cpp
@@ -1,19 +1,6 @@
-// Copyright (C) 2003 Dolphin Project.
-
-// This program is free software: you can redistribute it and/or modify
-// it under the terms of the GNU General Public License as published by
-// the Free Software Foundation, version 2.0.
-
-// This program is distributed in the hope that it will be useful,
-// but WITHOUT ANY WARRANTY; without even the implied warranty of
-// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-// GNU General Public License 2.0 for more details.
-
-// A copy of the GPL 2.0 should have been included with the program.
-// If not, see http://www.gnu.org/licenses/
-
-// Official SVN repository and contact information can be found at
-// http://code.google.com/p/dolphin-emu/
+// Copyright 2013 Dolphin Emulator Project
+// Licensed under GPLv2
+// Refer to the license.txt file included.
 
 #include "Android.h"
 
diff --git a/Source/Core/InputCommon/ControllerInterface/Android/Android.h b/Source/Core/InputCommon/ControllerInterface/Android/Android.h
index 93e528f01..992bec80b 100644
--- a/Source/Core/InputCommon/ControllerInterface/Android/Android.h
+++ b/Source/Core/InputCommon/ControllerInterface/Android/Android.h
@@ -1,21 +1,8 @@
-// Copyright (C) 2003 Dolphin Project.
+// Copyright 2013 Dolphin Emulator Project
+// Licensed under GPLv2
+// Refer to the license.txt file included.
 
-// This program is free software: you can redistribute it and/or modify
-// it under the terms of the GNU General Public License as published by
-// the Free Software Foundation, version 2.0.
-
-// This program is distributed in the hope that it will be useful,
-// but WITHOUT ANY WARRANTY; without even the implied warranty of
-// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-// GNU General Public License 2.0 for more details.
-
-// A copy of the GPL 2.0 should have been included with the program.
-// If not, see http://www.gnu.org/licenses/
-
-// Official SVN repository and contact information can be found at
-// http://code.google.com/p/dolphin-emu/
-#ifndef _CIFACE_ANDROID_H_
-#define _CIFACE_ANDROID_H_
+#pragma once
 
 #include "../Device.h"
 #include "Android/ButtonManager.h"
@@ -67,5 +54,3 @@ private:
 
 }
 }
-
-#endif
diff --git a/Source/Core/InputCommon/ControllerInterface/ControllerInterface.cpp b/Source/Core/InputCommon/ControllerInterface/ControllerInterface.cpp
index 9eca17118..f1e2136ba 100644
--- a/Source/Core/InputCommon/ControllerInterface/ControllerInterface.cpp
+++ b/Source/Core/InputCommon/ControllerInterface/ControllerInterface.cpp
@@ -1,3 +1,7 @@
+// Copyright 2013 Dolphin Emulator Project
+// Licensed under GPLv2
+// Refer to the license.txt file included.
+
 #include "ControllerInterface.h"
 
 #if USE_EGL
diff --git a/Source/Core/InputCommon/ControllerInterface/ControllerInterface.h b/Source/Core/InputCommon/ControllerInterface/ControllerInterface.h
index 5e0cd9db8..b63ee9f79 100644
--- a/Source/Core/InputCommon/ControllerInterface/ControllerInterface.h
+++ b/Source/Core/InputCommon/ControllerInterface/ControllerInterface.h
@@ -1,5 +1,8 @@
-#ifndef _DEVICEINTERFACE_H_
-#define _DEVICEINTERFACE_H_
+// Copyright 2013 Dolphin Emulator Project
+// Licensed under GPLv2
+// Refer to the license.txt file included.
+
+#pragma once
 
 #include <vector>
 #include <string>
@@ -129,5 +132,3 @@ private:
 };
 
 extern ControllerInterface g_controller_interface;
-
-#endif
diff --git a/Source/Core/InputCommon/ControllerInterface/DInput/DInput.cpp b/Source/Core/InputCommon/ControllerInterface/DInput/DInput.cpp
index 6b7b492ea..7f107812e 100644
--- a/Source/Core/InputCommon/ControllerInterface/DInput/DInput.cpp
+++ b/Source/Core/InputCommon/ControllerInterface/DInput/DInput.cpp
@@ -1,3 +1,6 @@
+// Copyright 2013 Dolphin Emulator Project
+// Licensed under GPLv2
+// Refer to the license.txt file included.
 
 #include "DInput.h"
 
diff --git a/Source/Core/InputCommon/ControllerInterface/DInput/DInput.h b/Source/Core/InputCommon/ControllerInterface/DInput/DInput.h
index 86452c23a..939f9d6da 100644
--- a/Source/Core/InputCommon/ControllerInterface/DInput/DInput.h
+++ b/Source/Core/InputCommon/ControllerInterface/DInput/DInput.h
@@ -1,5 +1,8 @@
-#ifndef _CIFACE_DINPUT_H_
-#define _CIFACE_DINPUT_H_
+// Copyright 2013 Dolphin Emulator Project
+// Licensed under GPLv2
+// Refer to the license.txt file included.
+
+#pragma once
 
 #include "../Device.h"
 
@@ -27,5 +30,3 @@ void Init(std::vector<Core::Device*>& devices, HWND hwnd);
 
 }
 }
-
-#endif
diff --git a/Source/Core/InputCommon/ControllerInterface/DInput/DInputJoystick.cpp b/Source/Core/InputCommon/ControllerInterface/DInput/DInputJoystick.cpp
index 89500b2b2..8b11bb181 100644
--- a/Source/Core/InputCommon/ControllerInterface/DInput/DInputJoystick.cpp
+++ b/Source/Core/InputCommon/ControllerInterface/DInput/DInputJoystick.cpp
@@ -1,3 +1,6 @@
+// Copyright 2013 Dolphin Emulator Project
+// Licensed under GPLv2
+// Refer to the license.txt file included.
 
 #include "DInputJoystick.h"
 #include "DInput.h"
diff --git a/Source/Core/InputCommon/ControllerInterface/DInput/DInputJoystick.h b/Source/Core/InputCommon/ControllerInterface/DInput/DInputJoystick.h
index 25fc745c8..045a8febc 100644
--- a/Source/Core/InputCommon/ControllerInterface/DInput/DInputJoystick.h
+++ b/Source/Core/InputCommon/ControllerInterface/DInput/DInputJoystick.h
@@ -1,5 +1,8 @@
-#ifndef _CIFACE_DINPUT_JOYSTICK_H_
-#define _CIFACE_DINPUT_JOYSTICK_H_
+// Copyright 2013 Dolphin Emulator Project
+// Licensed under GPLv2
+// Refer to the license.txt file included.
+
+#pragma once
 
 #include "../Device.h"
 #include "../ForceFeedback/ForceFeedbackDevice.h"
@@ -71,5 +74,3 @@ private:
 
 }
 }
-
-#endif
diff --git a/Source/Core/InputCommon/ControllerInterface/DInput/DInputKeyboardMouse.cpp b/Source/Core/InputCommon/ControllerInterface/DInput/DInputKeyboardMouse.cpp
index 50f065f92..c79f4e336 100644
--- a/Source/Core/InputCommon/ControllerInterface/DInput/DInputKeyboardMouse.cpp
+++ b/Source/Core/InputCommon/ControllerInterface/DInput/DInputKeyboardMouse.cpp
@@ -1,3 +1,6 @@
+// Copyright 2013 Dolphin Emulator Project
+// Licensed under GPLv2
+// Refer to the license.txt file included.
 
 #include "DInputKeyboardMouse.h"
 #include "DInput.h"
diff --git a/Source/Core/InputCommon/ControllerInterface/DInput/DInputKeyboardMouse.h b/Source/Core/InputCommon/ControllerInterface/DInput/DInputKeyboardMouse.h
index 497397905..aeeacca5e 100644
--- a/Source/Core/InputCommon/ControllerInterface/DInput/DInputKeyboardMouse.h
+++ b/Source/Core/InputCommon/ControllerInterface/DInput/DInputKeyboardMouse.h
@@ -1,5 +1,8 @@
-#ifndef _CIFACE_DINPUT_KBM_H_
-#define _CIFACE_DINPUT_KBM_H_
+// Copyright 2013 Dolphin Emulator Project
+// Licensed under GPLv2
+// Refer to the license.txt file included.
+
+#pragma once
 
 #include "../Device.h"
 
@@ -109,5 +112,3 @@ private:
 
 }
 }
-
-#endif
diff --git a/Source/Core/InputCommon/ControllerInterface/Device.cpp b/Source/Core/InputCommon/ControllerInterface/Device.cpp
index 1a7295c2c..1b402e9b2 100644
--- a/Source/Core/InputCommon/ControllerInterface/Device.cpp
+++ b/Source/Core/InputCommon/ControllerInterface/Device.cpp
@@ -1,3 +1,6 @@
+// Copyright 2013 Dolphin Emulator Project
+// Licensed under GPLv2
+// Refer to the license.txt file included.
 
 #include "Device.h"
 
diff --git a/Source/Core/InputCommon/ControllerInterface/Device.h b/Source/Core/InputCommon/ControllerInterface/Device.h
index a2cdc7cf0..f61099f6f 100644
--- a/Source/Core/InputCommon/ControllerInterface/Device.h
+++ b/Source/Core/InputCommon/ControllerInterface/Device.h
@@ -1,6 +1,8 @@
+// Copyright 2013 Dolphin Emulator Project
+// Licensed under GPLv2
+// Refer to the license.txt file included.
 
-#ifndef _DEVICE_H_
-#define _DEVICE_H_
+#pragma once
 
 #include <string>
 #include <vector>
@@ -167,5 +169,3 @@ protected:
 
 }
 }
-
-#endif
diff --git a/Source/Core/InputCommon/ControllerInterface/ExpressionParser.cpp b/Source/Core/InputCommon/ControllerInterface/ExpressionParser.cpp
index b31355990..7f7954d3d 100644
--- a/Source/Core/InputCommon/ControllerInterface/ExpressionParser.cpp
+++ b/Source/Core/InputCommon/ControllerInterface/ExpressionParser.cpp
@@ -1,3 +1,6 @@
+// Copyright 2013 Dolphin Emulator Project
+// Licensed under GPLv2
+// Refer to the license.txt file included.
 
 #include "ExpressionParser.h"
 
diff --git a/Source/Core/InputCommon/ControllerInterface/ExpressionParser.h b/Source/Core/InputCommon/ControllerInterface/ExpressionParser.h
index 70cc51373..deab16829 100644
--- a/Source/Core/InputCommon/ControllerInterface/ExpressionParser.h
+++ b/Source/Core/InputCommon/ControllerInterface/ExpressionParser.h
@@ -1,6 +1,8 @@
+// Copyright 2013 Dolphin Emulator Project
+// Licensed under GPLv2
+// Refer to the license.txt file included.
 
-#ifndef _EXPRESSIONPARSER_H_
-#define _EXPRESSIONPARSER_H_
+#pragma once
 
 #include <string>
 #include "Device.h"
@@ -65,5 +67,3 @@ ExpressionParseStatus ParseExpression(std::string expr, ControlFinder &finder, E
 
 }
 }
-
-#endif
diff --git a/Source/Core/InputCommon/ControllerInterface/ForceFeedback/ForceFeedbackDevice.h b/Source/Core/InputCommon/ControllerInterface/ForceFeedback/ForceFeedbackDevice.h
index 3035273fa..8eea27418 100644
--- a/Source/Core/InputCommon/ControllerInterface/ForceFeedback/ForceFeedbackDevice.h
+++ b/Source/Core/InputCommon/ControllerInterface/ForceFeedback/ForceFeedbackDevice.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _FORCEFEEDBACKDEVICE_H_
-#define _FORCEFEEDBACKDEVICE_H_
+#pragma once
 
 #include "../Device.h"
 
@@ -65,5 +64,3 @@ private:
 
 }
 }
-
-#endif
diff --git a/Source/Core/InputCommon/ControllerInterface/ForceFeedback/OSX/DirectInputAdapter.h b/Source/Core/InputCommon/ControllerInterface/ForceFeedback/OSX/DirectInputAdapter.h
index 367af395e..3ac954c9a 100644
--- a/Source/Core/InputCommon/ControllerInterface/ForceFeedback/OSX/DirectInputAdapter.h
+++ b/Source/Core/InputCommon/ControllerInterface/ForceFeedback/OSX/DirectInputAdapter.h
@@ -10,8 +10,7 @@
  * for these differences on OS X.
  */
 
-#ifndef _DIRECTINPUTADAPTER_H_
-#define _DIRECTINPUTADAPTER_H_
+#pragma once
 
 typedef LONG* LPLONG; // Missing type for ForceFeedback.h
 #include <CoreFoundation/CoreFoundation.h>
@@ -217,8 +216,5 @@ public:
 	}
 };
 
-
 }
 }
-
-#endif
diff --git a/Source/Core/InputCommon/ControllerInterface/ForceFeedback/OSX/DirectInputConstants.h b/Source/Core/InputCommon/ControllerInterface/ForceFeedback/OSX/DirectInputConstants.h
index 3fdee2897..b8d47552d 100644
--- a/Source/Core/InputCommon/ControllerInterface/ForceFeedback/OSX/DirectInputConstants.h
+++ b/Source/Core/InputCommon/ControllerInterface/ForceFeedback/OSX/DirectInputConstants.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _DIRECTINPUTCONSTANTS_H_
-#define _DIRECTINPUTCONSTANTS_H_
+#pragma once
 
 /* 
  * Define all constants from ForceFeedbackConstants.h with DirectInput prefixes.
@@ -146,5 +145,3 @@
 #define DIGFFS_USERFFSWITCHON           FFGFFS_USERFFSWITCHON
 #define DIGFFS_USERFFSWITCHOFF          FFGFFS_USERFFSWITCHOFF
 #define DIGFFS_DEVICELOST               FFGFFS_DEVICELOST
-
-#endif
diff --git a/Source/Core/InputCommon/ControllerInterface/OSX/OSX.h b/Source/Core/InputCommon/ControllerInterface/OSX/OSX.h
index a922e3f2d..4217ae016 100644
--- a/Source/Core/InputCommon/ControllerInterface/OSX/OSX.h
+++ b/Source/Core/InputCommon/ControllerInterface/OSX/OSX.h
@@ -1,3 +1,7 @@
+// Copyright 2013 Dolphin Emulator Project
+// Licensed under GPLv2
+// Refer to the license.txt file included.
+
 #pragma once
 
 #include "../Device.h"
diff --git a/Source/Core/InputCommon/ControllerInterface/OSX/OSX.mm b/Source/Core/InputCommon/ControllerInterface/OSX/OSX.mm
index 8a859f46c..93100a91f 100644
--- a/Source/Core/InputCommon/ControllerInterface/OSX/OSX.mm
+++ b/Source/Core/InputCommon/ControllerInterface/OSX/OSX.mm
@@ -1,3 +1,7 @@
+// Copyright 2013 Dolphin Emulator Project
+// Licensed under GPLv2
+// Refer to the license.txt file included.
+
 #include <Foundation/Foundation.h>
 #include <IOKit/hid/IOHIDLib.h>
 #include <Cocoa/Cocoa.h>
diff --git a/Source/Core/InputCommon/ControllerInterface/OSX/OSXJoystick.h b/Source/Core/InputCommon/ControllerInterface/OSX/OSXJoystick.h
index f53fc14cb..72087f82a 100644
--- a/Source/Core/InputCommon/ControllerInterface/OSX/OSXJoystick.h
+++ b/Source/Core/InputCommon/ControllerInterface/OSX/OSXJoystick.h
@@ -1,3 +1,9 @@
+// Copyright 2013 Dolphin Emulator Project
+// Licensed under GPLv2
+// Refer to the license.txt file included.
+
+#pragma once
+
 #include <IOKit/hid/IOHIDLib.h>
 
 #include "../Device.h"
diff --git a/Source/Core/InputCommon/ControllerInterface/OSX/OSXJoystick.mm b/Source/Core/InputCommon/ControllerInterface/OSX/OSXJoystick.mm
index 2a26e3544..dbf5beff3 100644
--- a/Source/Core/InputCommon/ControllerInterface/OSX/OSXJoystick.mm
+++ b/Source/Core/InputCommon/ControllerInterface/OSX/OSXJoystick.mm
@@ -1,3 +1,7 @@
+// Copyright 2013 Dolphin Emulator Project
+// Licensed under GPLv2
+// Refer to the license.txt file included.
+
 #include <Foundation/Foundation.h>
 #include <IOKit/hid/IOHIDLib.h>
 
diff --git a/Source/Core/InputCommon/ControllerInterface/OSX/OSXKeyboard.h b/Source/Core/InputCommon/ControllerInterface/OSX/OSXKeyboard.h
index e5c2c1b3d..b18113bc3 100644
--- a/Source/Core/InputCommon/ControllerInterface/OSX/OSXKeyboard.h
+++ b/Source/Core/InputCommon/ControllerInterface/OSX/OSXKeyboard.h
@@ -1,3 +1,9 @@
+// Copyright 2014 Dolphin Emulator Project
+// Licensed under GPLv2
+// Refer to the license.txt file included.
+
+#pragma once
+
 #include <IOKit/hid/IOHIDLib.h>
 
 #include "../Device.h"
diff --git a/Source/Core/InputCommon/ControllerInterface/OSX/OSXKeyboard.mm b/Source/Core/InputCommon/ControllerInterface/OSX/OSXKeyboard.mm
index 93de15daa..9fb832c34 100644
--- a/Source/Core/InputCommon/ControllerInterface/OSX/OSXKeyboard.mm
+++ b/Source/Core/InputCommon/ControllerInterface/OSX/OSXKeyboard.mm
@@ -1,3 +1,7 @@
+// Copyright 2014 Dolphin Emulator Project
+// Licensed under GPLv2
+// Refer to the license.txt file included.
+
 #include <Foundation/Foundation.h>
 #include <IOKit/hid/IOHIDLib.h>
 #include <Cocoa/Cocoa.h>
diff --git a/Source/Core/InputCommon/ControllerInterface/SDL/SDL.cpp b/Source/Core/InputCommon/ControllerInterface/SDL/SDL.cpp
index 24e0d0de5..c4cdae71b 100644
--- a/Source/Core/InputCommon/ControllerInterface/SDL/SDL.cpp
+++ b/Source/Core/InputCommon/ControllerInterface/SDL/SDL.cpp
@@ -1,3 +1,6 @@
+// Copyright 2014 Dolphin Emulator Project
+// Licensed under GPLv2
+// Refer to the license.txt file included.
 
 #include "SDL.h"
 #include <StringUtil.h>
diff --git a/Source/Core/InputCommon/ControllerInterface/SDL/SDL.h b/Source/Core/InputCommon/ControllerInterface/SDL/SDL.h
index 02c7e6d5d..2d0c1c20e 100644
--- a/Source/Core/InputCommon/ControllerInterface/SDL/SDL.h
+++ b/Source/Core/InputCommon/ControllerInterface/SDL/SDL.h
@@ -1,5 +1,8 @@
-#ifndef _CIFACE_SDL_H_
-#define _CIFACE_SDL_H_
+// Copyright 2014 Dolphin Emulator Project
+// Licensed under GPLv2
+// Refer to the license.txt file included.
+
+#pragma once
 
 #include "../Device.h"
 
@@ -153,5 +156,3 @@ private:
 
 }
 }
-
-#endif
diff --git a/Source/Core/InputCommon/ControllerInterface/XInput/XInput.h b/Source/Core/InputCommon/ControllerInterface/XInput/XInput.h
index 17e49e5e2..39704821d 100644
--- a/Source/Core/InputCommon/ControllerInterface/XInput/XInput.h
+++ b/Source/Core/InputCommon/ControllerInterface/XInput/XInput.h
@@ -3,8 +3,7 @@
 // compile against the latest version and fall back to dynamically loading the
 // old DLL.
 
-#ifndef _CIFACE_XINPUT_H_
-#define _CIFACE_XINPUT_H_
+#pragma once
 
 #include "../Device.h"
 
@@ -96,6 +95,3 @@ private:
 
 }
 }
-
-
-#endif
diff --git a/Source/Core/InputCommon/ControllerInterface/Xlib/XInput2.h b/Source/Core/InputCommon/ControllerInterface/Xlib/XInput2.h
index dfb8fa285..b5bb8442a 100644
--- a/Source/Core/InputCommon/ControllerInterface/Xlib/XInput2.h
+++ b/Source/Core/InputCommon/ControllerInterface/Xlib/XInput2.h
@@ -4,8 +4,7 @@
 
 // See XInput2.cpp for extensive documentation.
 
-#ifndef _CIFACE_X11_XINPUT2_H_
-#define _CIFACE_X11_XINPUT2_H_
+#pragma once
 
 #include "../Device.h"
 
@@ -120,5 +119,3 @@ private:
 
 }
 }
-
-#endif
diff --git a/Source/Core/InputCommon/ControllerInterface/Xlib/Xlib.h b/Source/Core/InputCommon/ControllerInterface/Xlib/Xlib.h
index 35b610008..6ccdf73a6 100644
--- a/Source/Core/InputCommon/ControllerInterface/Xlib/Xlib.h
+++ b/Source/Core/InputCommon/ControllerInterface/Xlib/Xlib.h
@@ -1,5 +1,4 @@
-#ifndef _CIFACE_XLIB_H_
-#define _CIFACE_XLIB_H_
+#pragma once
 
 #include "../Device.h"
 
@@ -89,5 +88,3 @@ private:
 
 }
 }
-
-#endif
diff --git a/Source/Core/InputCommon/GCPadStatus.h b/Source/Core/InputCommon/GCPadStatus.h
index 7c1bcbc73..73d63a902 100644
--- a/Source/Core/InputCommon/GCPadStatus.h
+++ b/Source/Core/InputCommon/GCPadStatus.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _GCPAD_H_INCLUDED__
-#define _GCPAD_H_INCLUDED__
+#pragma once
 
 #define PAD_ERR_NONE            0
 #define PAD_ERR_NO_CONTROLLER   -1
@@ -38,5 +37,3 @@ typedef struct
 	unsigned char  analogB;                // 0 <= analogB      <= 255
 	signed char    err;                    // one of PAD_ERR_* number
 } SPADStatus;
-
-#endif
diff --git a/Source/Core/InputCommon/InputConfig.h b/Source/Core/InputCommon/InputConfig.h
index 1abed6bb2..8fb284fc6 100644
--- a/Source/Core/InputCommon/InputConfig.h
+++ b/Source/Core/InputCommon/InputConfig.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _CONFIG_H_
-#define _CONFIG_H_
+#pragma once
 
 #include "Thread.h"
 #include "FileUtil.h"
@@ -38,5 +37,3 @@ public:
 	const char* const gui_name;
 	const char* const profile_name;
 };
-
-#endif
diff --git a/Source/Core/InputCommon/UDPWiimote.cpp b/Source/Core/InputCommon/UDPWiimote.cpp
index 5419cb61c..35380a29b 100644
--- a/Source/Core/InputCommon/UDPWiimote.cpp
+++ b/Source/Core/InputCommon/UDPWiimote.cpp
@@ -1,3 +1,6 @@
+// Copyright 2013 Dolphin Emulator Project
+// Licensed under GPLv2
+// Refer to the license.txt file included.
 
 #include "UDPWiimote.h"
 
diff --git a/Source/Core/InputCommon/UDPWiimote.h b/Source/Core/InputCommon/UDPWiimote.h
index 877cb8747..8d57c703c 100644
--- a/Source/Core/InputCommon/UDPWiimote.h
+++ b/Source/Core/InputCommon/UDPWiimote.h
@@ -1,5 +1,8 @@
-#ifndef UDPWIIMOTE_H
-#define UDPWIIMOTE_H
+// Copyright 2013 Dolphin Emulator Project
+// Licensed under GPLv2
+// Refer to the license.txt file included.
+
+#pragma once
 
 #include "Common.h"
 #include <string>
@@ -56,4 +59,3 @@ private:
 	void initBroadcastIPv4();
 	void initBroadcastIPv6();
 };
-#endif
diff --git a/Source/Core/InputCommon/UDPWrapper.cpp b/Source/Core/InputCommon/UDPWrapper.cpp
index 7fc77c4f4..3194ec5a8 100644
--- a/Source/Core/InputCommon/UDPWrapper.cpp
+++ b/Source/Core/InputCommon/UDPWrapper.cpp
@@ -1,3 +1,7 @@
+// Copyright 2013 Dolphin Emulator Project
+// Licensed under GPLv2
+// Refer to the license.txt file included.
+
 #include "UDPWrapper.h"
 
 #include <stdio.h>
diff --git a/Source/Core/InputCommon/UDPWrapper.h b/Source/Core/InputCommon/UDPWrapper.h
index 420e425e2..42b23f45d 100644
--- a/Source/Core/InputCommon/UDPWrapper.h
+++ b/Source/Core/InputCommon/UDPWrapper.h
@@ -1,5 +1,8 @@
-#ifndef UDPWRAPPER_H
-#define UDPWRAPPER_H
+// Copyright 2013 Dolphin Emulator Project
+// Licensed under GPLv2
+// Refer to the license.txt file included.
+
+#pragma once
 
 #include "UDPWiimote.h"
 
@@ -22,5 +25,3 @@ public:
 	void Refresh();
 	virtual ~UDPWrapper();
 };
-
-#endif
diff --git a/Source/Core/InputCommon/X11InputBase.cpp b/Source/Core/InputCommon/X11InputBase.cpp
index b555a2144..9b39f31d5 100644
--- a/Source/Core/InputCommon/X11InputBase.cpp
+++ b/Source/Core/InputCommon/X11InputBase.cpp
@@ -1,19 +1,6 @@
-// Copyright (C) 2003 Dolphin Project.
-
-// This program is free software: you can redistribute it and/or modify
-// it under the terms of the GNU General Public License as published by
-// the Free Software Foundation, version 2.0.
-
-// This program is distributed in the hope that it will be useful,
-// but WITHOUT ANY WARRANTY; without even the implied warranty of
-// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-// GNU General Public License 2.0 for more details.
-
-// A copy of the GPL 2.0 should have been included with the program.
-// If not, see http://www.gnu.org/licenses/
-
-// Official SVN repository and contact information can be found at
-// http://code.google.com/p/dolphin-emu/
+// Copyright 2013 Dolphin Emulator Project
+// Licensed under GPLv2
+// Refer to the license.txt file included.
 
 #include "X11InputBase.h"
 #include <string.h>
diff --git a/Source/Core/InputCommon/X11InputBase.h b/Source/Core/InputCommon/X11InputBase.h
index 7d0339d04..b2b917a7c 100644
--- a/Source/Core/InputCommon/X11InputBase.h
+++ b/Source/Core/InputCommon/X11InputBase.h
@@ -1,22 +1,8 @@
-// Copyright (C) 2003 Dolphin Project.
+// Copyright 2013 Dolphin Emulator Project
+// Licensed under GPLv2
+// Refer to the license.txt file included.
 
-// This program is free software: you can redistribute it and/or modify
-// it under the terms of the GNU General Public License as published by
-// the Free Software Foundation, version 2.0.
-
-// This program is distributed in the hope that it will be useful,
-// but WITHOUT ANY WARRANTY; without even the implied warranty of
-// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-// GNU General Public License 2.0 for more details.
-
-// A copy of the GPL 2.0 should have been included with the program.
-// If not, see http://www.gnu.org/licenses/
-
-// Official SVN repository and contact information can be found at
-// http://code.google.com/p/dolphin-emu/
-
-#ifndef XINPUTBASE_H
-#define XINPUTBASE_H
+#pragma once
 
 #include "Common.h"
 
@@ -34,4 +20,3 @@ namespace InputCommon
 #endif
 	void XKeyToString(unsigned int keycode, char *keyStr);
 }
-#endif
diff --git a/Source/Core/VideoBackends/D3D/FramebufferManager.h b/Source/Core/VideoBackends/D3D/FramebufferManager.h
index 8327b0369..c55ec3c69 100644
--- a/Source/Core/VideoBackends/D3D/FramebufferManager.h
+++ b/Source/Core/VideoBackends/D3D/FramebufferManager.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _FBMANAGER_D3D_H_
-#define _FBMANAGER_D3D_H_
+#pragma once
 
 #include "d3d11.h"
 
@@ -105,5 +104,3 @@ private:
 };
 
 }  // namespace DX11
-
-#endif
diff --git a/Source/Core/VideoBackends/D3D/Globals.h b/Source/Core/VideoBackends/D3D/Globals.h
index 89800694e..5717baee9 100644
--- a/Source/Core/VideoBackends/D3D/Globals.h
+++ b/Source/Core/VideoBackends/D3D/Globals.h
@@ -2,13 +2,10 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _GLOBALS_H_
-#define _GLOBALS_H_
+#pragma once
 
 #include "Common.h"
 #include "VideoConfig.h"
 #include "main.h"
 
 #include "VideoCommon.h"
-
-#endif // _GLOBALS_H_
\ No newline at end of file
diff --git a/Source/Core/VideoBackends/D3D/LineGeometryShader.h b/Source/Core/VideoBackends/D3D/LineGeometryShader.h
index a92e7983f..987016fe9 100644
--- a/Source/Core/VideoBackends/D3D/LineGeometryShader.h
+++ b/Source/Core/VideoBackends/D3D/LineGeometryShader.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _LINEGEOMETRYSHADER_H
-#define _LINEGEOMETRYSHADER_H
+#pragma once
 
 #include "VideoCommon.h"
 
@@ -41,5 +40,3 @@ private:
 };
 
 }
-
-#endif
diff --git a/Source/Core/VideoBackends/D3D/PSTextureEncoder.h b/Source/Core/VideoBackends/D3D/PSTextureEncoder.h
index ff33e22c0..48832535e 100644
--- a/Source/Core/VideoBackends/D3D/PSTextureEncoder.h
+++ b/Source/Core/VideoBackends/D3D/PSTextureEncoder.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _PSTEXTUREENCODER_H
-#define _PSTEXTUREENCODER_H
+#pragma once
 
 #include "TextureEncoder.h"
 
@@ -102,5 +101,3 @@ private:
 };
 
 }
-
-#endif
diff --git a/Source/Core/VideoBackends/D3D/PerfQuery.h b/Source/Core/VideoBackends/D3D/PerfQuery.h
index b3709d101..e9c526b6c 100644
--- a/Source/Core/VideoBackends/D3D/PerfQuery.h
+++ b/Source/Core/VideoBackends/D3D/PerfQuery.h
@@ -1,5 +1,4 @@
-#ifndef _PERFQUERY_H_
-#define _PERFQUERY_H_
+#pragma once
 
 #include "PerfQueryBase.h"
 
@@ -42,5 +41,3 @@ private:
 };
 
 } // namespace
-
-#endif // _PERFQUERY_H_
diff --git a/Source/Core/VideoBackends/D3D/PointGeometryShader.h b/Source/Core/VideoBackends/D3D/PointGeometryShader.h
index 4fc59801c..1b1c5812c 100644
--- a/Source/Core/VideoBackends/D3D/PointGeometryShader.h
+++ b/Source/Core/VideoBackends/D3D/PointGeometryShader.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _POINTGEOMETRYSHADER_H
-#define _POINTGEOMETRYSHADER_H
+#pragma once
 
 #include "VideoCommon.h"
 
@@ -41,5 +40,3 @@ private:
 };
 
 }
-
-#endif
diff --git a/Source/Core/VideoBackends/D3D/Render.h b/Source/Core/VideoBackends/D3D/Render.h
index 12e5b595d..f391e4b47 100644
--- a/Source/Core/VideoBackends/D3D/Render.h
+++ b/Source/Core/VideoBackends/D3D/Render.h
@@ -1,6 +1,4 @@
-
-#ifndef _RENDER_H_
-#define _RENDER_H_
+#pragma once
 
 #include "RenderBase.h"
 
@@ -54,5 +52,3 @@ public:
 };
 
 }
-
-#endif
diff --git a/Source/Core/VideoBackends/D3D/Television.h b/Source/Core/VideoBackends/D3D/Television.h
index a33ae7112..e6f0c42f8 100644
--- a/Source/Core/VideoBackends/D3D/Television.h
+++ b/Source/Core/VideoBackends/D3D/Television.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _TELEVISION_H
-#define _TELEVISION_H
+#pragma once
 
 #include "VideoCommon.h"
 
@@ -50,5 +49,3 @@ private:
 };
 
 }
-
-#endif
diff --git a/Source/Core/VideoBackends/D3D/TextureEncoder.h b/Source/Core/VideoBackends/D3D/TextureEncoder.h
index d97434d38..d43f4cefe 100644
--- a/Source/Core/VideoBackends/D3D/TextureEncoder.h
+++ b/Source/Core/VideoBackends/D3D/TextureEncoder.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _TEXTUREENCODER_H
-#define _TEXTUREENCODER_H
+#pragma once
 
 #include "VideoCommon.h"
 
@@ -118,5 +117,3 @@ public:
 };
 
 }
-
-#endif
diff --git a/Source/Core/VideoBackends/D3D/VertexManager.h b/Source/Core/VideoBackends/D3D/VertexManager.h
index 644d13ae3..db8be6de6 100644
--- a/Source/Core/VideoBackends/D3D/VertexManager.h
+++ b/Source/Core/VideoBackends/D3D/VertexManager.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _VERTEXMANAGER_H
-#define _VERTEXMANAGER_H
+#pragma once
 
 #include "VertexManagerBase.h"
 #include "LineGeometryShader.h"
@@ -51,5 +50,3 @@ private:
 };
 
 }  // namespace
-
-#endif
diff --git a/Source/Core/VideoBackends/D3D/VertexShaderCache.h b/Source/Core/VideoBackends/D3D/VertexShaderCache.h
index 5fe81a11d..8b2879015 100644
--- a/Source/Core/VideoBackends/D3D/VertexShaderCache.h
+++ b/Source/Core/VideoBackends/D3D/VertexShaderCache.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _VERTEXSHADERCACHE_H
-#define _VERTEXSHADERCACHE_H
+#pragma once
 
 #include "VertexShaderGen.h"
 
@@ -64,5 +63,3 @@ private:
 };
 
 }  // namespace DX11
-
-#endif  // _VERTEXSHADERCACHE_H
diff --git a/Source/Core/VideoBackends/D3D/VideoBackend.h b/Source/Core/VideoBackends/D3D/VideoBackend.h
index f714dbe05..15224c478 100644
--- a/Source/Core/VideoBackends/D3D/VideoBackend.h
+++ b/Source/Core/VideoBackends/D3D/VideoBackend.h
@@ -1,6 +1,4 @@
-
-#ifndef DX11_VIDEO_BACKEND_H_
-#define DX11_VIDEO_BACKEND_H_
+#pragma once
 
 #include "VideoBackendBase.h"
 
@@ -26,4 +24,3 @@ class VideoBackend : public VideoBackendHardware
 
 }
 
-#endif
diff --git a/Source/Core/VideoBackends/D3D/XFBEncoder.h b/Source/Core/VideoBackends/D3D/XFBEncoder.h
index c96e683ce..655059cd5 100644
--- a/Source/Core/VideoBackends/D3D/XFBEncoder.h
+++ b/Source/Core/VideoBackends/D3D/XFBEncoder.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _XFBENCODER_H
-#define _XFBENCODER_H
+#pragma once
 
 #include "VideoCommon.h"
 
@@ -51,5 +50,3 @@ private:
 };
 
 }
-
-#endif
diff --git a/Source/Core/VideoBackends/D3D/main.h b/Source/Core/VideoBackends/D3D/main.h
index 061ed8ef3..4932c0e36 100644
--- a/Source/Core/VideoBackends/D3D/main.h
+++ b/Source/Core/VideoBackends/D3D/main.h
@@ -2,10 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef MAIN_H
-#define MAIN_H
+#pragma once
 
 #include "Render.h"
 #include "MainBase.h"
-
-#endif
diff --git a/Source/Core/VideoBackends/OGL/FramebufferManager.h b/Source/Core/VideoBackends/OGL/FramebufferManager.h
index 3d67bff61..34c8b80a8 100644
--- a/Source/Core/VideoBackends/OGL/FramebufferManager.h
+++ b/Source/Core/VideoBackends/OGL/FramebufferManager.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _FRAMEBUFFERMANAGER_H_
-#define _FRAMEBUFFERMANAGER_H_
+#pragma once
 
 #include "GLUtil.h"
 #include "FramebufferManagerBase.h"
@@ -117,5 +116,3 @@ private:
 };
 
 }  // namespace OGL
-
-#endif
diff --git a/Source/Core/VideoBackends/OGL/GLUtil.h b/Source/Core/VideoBackends/OGL/GLUtil.h
index 7d1539993..67fa8f237 100644
--- a/Source/Core/VideoBackends/OGL/GLUtil.h
+++ b/Source/Core/VideoBackends/OGL/GLUtil.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _GLINIT_H_
-#define _GLINIT_H_
+#pragma once
 
 #include "VideoConfig.h"
 #include "MathUtil.h"
@@ -40,5 +39,3 @@ __forceinline GLenum GL_REPORT_ERROR() { return GL_NO_ERROR; }
 #else
 #define DEBUG_GLSL 0
 #endif
-
-#endif  // _GLINIT_H_
diff --git a/Source/Core/VideoBackends/OGL/Globals.h b/Source/Core/VideoBackends/OGL/Globals.h
index ab90d8e27..268322335 100644
--- a/Source/Core/VideoBackends/OGL/Globals.h
+++ b/Source/Core/VideoBackends/OGL/Globals.h
@@ -2,12 +2,9 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _GLOBALS_H_
-#define _GLOBALS_H_
+#pragma once
 
 #include "Common.h"
 #include "VideoConfig.h"
 
 #include "VideoCommon.h"
-
-#endif // _GLOBALS_H_
diff --git a/Source/Core/VideoBackends/OGL/PerfQuery.h b/Source/Core/VideoBackends/OGL/PerfQuery.h
index c47fa194d..1f93c99d8 100644
--- a/Source/Core/VideoBackends/OGL/PerfQuery.h
+++ b/Source/Core/VideoBackends/OGL/PerfQuery.h
@@ -1,5 +1,4 @@
-#ifndef _PERFQUERY_H_
-#define _PERFQUERY_H_
+#pragma once
 
 #include "PerfQueryBase.h"
 
@@ -42,5 +41,3 @@ private:
 };
 
 } // namespace
-
-#endif // _PERFQUERY_H_
diff --git a/Source/Core/VideoBackends/OGL/PostProcessing.h b/Source/Core/VideoBackends/OGL/PostProcessing.h
index 1deb050a7..0cd93116f 100644
--- a/Source/Core/VideoBackends/OGL/PostProcessing.h
+++ b/Source/Core/VideoBackends/OGL/PostProcessing.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _POSTPROCESSING_H_
-#define _POSTPROCESSING_H_
+#pragma once
 
 #include "VideoCommon.h"
 #include "GLUtil.h"
@@ -28,5 +27,3 @@ void ApplyShader();
 }  // namespace
 
 }  // namespace
-
-#endif // _POSTPROCESSING_H_
diff --git a/Source/Core/VideoBackends/OGL/ProgramShaderCache.h b/Source/Core/VideoBackends/OGL/ProgramShaderCache.h
index a7b21a929..ee3c174ec 100644
--- a/Source/Core/VideoBackends/OGL/ProgramShaderCache.h
+++ b/Source/Core/VideoBackends/OGL/ProgramShaderCache.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef PROGRAM_SHADER_CACHE_H_
-#define PROGRAM_SHADER_CACHE_H_
+#pragma once
 
 #include "GLUtil.h"
 
@@ -112,4 +111,3 @@ private:
 };
 
 }  // namespace OGL
-#endif
diff --git a/Source/Core/VideoBackends/OGL/RasterFont.h b/Source/Core/VideoBackends/OGL/RasterFont.h
index 7f3cff141..9a7732d35 100644
--- a/Source/Core/VideoBackends/OGL/RasterFont.h
+++ b/Source/Core/VideoBackends/OGL/RasterFont.h
@@ -2,12 +2,13 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _RASTERFONT_H_
-#define _RASTERFONT_H_
+#pragma once
 
-namespace OGL {
+namespace OGL
+{
 
-class RasterFont {
+class RasterFont
+{
 public:
 	RasterFont();
 	~RasterFont(void);
@@ -24,5 +25,3 @@ private:
 };
 
 }
-
-#endif // _RASTERFONT_H_
diff --git a/Source/Core/VideoBackends/OGL/Render.h b/Source/Core/VideoBackends/OGL/Render.h
index 58ba086d1..feaad32aa 100644
--- a/Source/Core/VideoBackends/OGL/Render.h
+++ b/Source/Core/VideoBackends/OGL/Render.h
@@ -1,6 +1,4 @@
-
-#ifndef _RENDER_H_
-#define _RENDER_H_
+#pragma once
 
 #include "RenderBase.h"
 
@@ -87,5 +85,3 @@ private:
 };
 
 }
-
-#endif
diff --git a/Source/Core/VideoBackends/OGL/SamplerCache.h b/Source/Core/VideoBackends/OGL/SamplerCache.h
index 4de716b27..ef470e075 100644
--- a/Source/Core/VideoBackends/OGL/SamplerCache.h
+++ b/Source/Core/VideoBackends/OGL/SamplerCache.h
@@ -1,6 +1,4 @@
-
-#ifndef INCLUDE_SAMPLER_CACHE_H_
-#define INCLUDE_SAMPLER_CACHE_H_
+#pragma once
 
 #include <map>
 
@@ -76,5 +74,3 @@ private:
 extern SamplerCache *g_sampler_cache;
 
 }
-
-#endif
diff --git a/Source/Core/VideoBackends/OGL/StreamBuffer.h b/Source/Core/VideoBackends/OGL/StreamBuffer.h
index 8e57b81d1..00e8579a1 100644
--- a/Source/Core/VideoBackends/OGL/StreamBuffer.h
+++ b/Source/Core/VideoBackends/OGL/StreamBuffer.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef STREAMBUFFER_H
-#define STREAMBUFFER_H
+#pragma once
 
 #include <utility>
 #include "VideoCommon.h"
@@ -51,5 +50,3 @@ private:
 };
 
 }
-
-#endif // STREAMBUFFER_H
diff --git a/Source/Core/VideoBackends/OGL/TextureCache.h b/Source/Core/VideoBackends/OGL/TextureCache.h
index ca3b85719..3c0e421bc 100644
--- a/Source/Core/VideoBackends/OGL/TextureCache.h
+++ b/Source/Core/VideoBackends/OGL/TextureCache.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _TEXTUREMNGR_H_
-#define _TEXTUREMNGR_H_
+#pragma once
 
 #include <map>
 
@@ -64,5 +63,3 @@ private:
 bool SaveTexture(const std::string filename, u32 textarget, u32 tex, int virtual_width, int virtual_height, unsigned int level);
 
 }
-
-#endif // _TEXTUREMNGR_H_
diff --git a/Source/Core/VideoBackends/OGL/TextureConverter.h b/Source/Core/VideoBackends/OGL/TextureConverter.h
index 24bfbbc2d..f86241e5f 100644
--- a/Source/Core/VideoBackends/OGL/TextureConverter.h
+++ b/Source/Core/VideoBackends/OGL/TextureConverter.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _TEXTURECONVERTER_H_
-#define _TEXTURECONVERTER_H_
+#pragma once
 
 #include "VideoCommon.h"
 #include "GLUtil.h"
@@ -30,5 +29,3 @@ int EncodeToRamFromTexture(u32 address, GLuint source_texture, bool bFromZBuffer
 }
 
 }  // namespace OGL
-
-#endif // _TEXTURECONVERTER_H_
diff --git a/Source/Core/VideoBackends/OGL/VertexManager.h b/Source/Core/VideoBackends/OGL/VertexManager.h
index 11001ff1c..db0573e8f 100644
--- a/Source/Core/VideoBackends/OGL/VertexManager.h
+++ b/Source/Core/VideoBackends/OGL/VertexManager.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _VERTEXMANAGER_H_
-#define _VERTEXMANAGER_H_
+#pragma once
 
 #include "CPMemory.h"
 
@@ -50,5 +49,3 @@ private:
 };
 
 }
-
-#endif  // _VERTEXMANAGER_H_
diff --git a/Source/Core/VideoBackends/OGL/VideoBackend.h b/Source/Core/VideoBackends/OGL/VideoBackend.h
index ed4a748eb..761772a8e 100644
--- a/Source/Core/VideoBackends/OGL/VideoBackend.h
+++ b/Source/Core/VideoBackends/OGL/VideoBackend.h
@@ -1,6 +1,4 @@
-
-#ifndef OGL_VIDEO_BACKEND_H_
-#define OGL_VIDEO_BACKEND_H_
+#pragma once
 
 #include "VideoBackendBase.h"
 
@@ -25,5 +23,3 @@ class VideoBackend : public VideoBackendHardware
 };
 
 }
-
-#endif
diff --git a/Source/Core/VideoBackends/OGL/main.h b/Source/Core/VideoBackends/OGL/main.h
index 03cc6fc17..7ea6077d3 100644
--- a/Source/Core/VideoBackends/OGL/main.h
+++ b/Source/Core/VideoBackends/OGL/main.h
@@ -2,9 +2,6 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _MAIN_H_
-#define _MAIN_H_
+#pragma once
 
 #include "MainBase.h"
-
-#endif // _MAIN_H_
diff --git a/Source/Core/VideoBackends/Software/BPMemLoader.h b/Source/Core/VideoBackends/Software/BPMemLoader.h
index 0ef122ec2..6ea09293c 100644
--- a/Source/Core/VideoBackends/Software/BPMemLoader.h
+++ b/Source/Core/VideoBackends/Software/BPMemLoader.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _BPMEMLOADER_H_
-#define _BPMEMLOADER_H_
+#pragma once
 
 
 #include "Common.h"
@@ -12,5 +11,3 @@
 void InitBPMemory();
 void SWBPWritten(int address, int newvalue);
 void SWLoadBPReg(u32 value);
-
-#endif
diff --git a/Source/Core/VideoBackends/Software/CPMemLoader.h b/Source/Core/VideoBackends/Software/CPMemLoader.h
index 5bbb2969e..a08fac2a7 100644
--- a/Source/Core/VideoBackends/Software/CPMemLoader.h
+++ b/Source/Core/VideoBackends/Software/CPMemLoader.h
@@ -2,13 +2,9 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _CPMEMLOADER_H_
-#define _CPMEMLOADER_H_
-
+#pragma once
 
 #include "Common.h"
 #include "CPMemory.h"
 
 void SWLoadCPReg(u32 sub_cmd, u32 value);
-
-#endif
diff --git a/Source/Core/VideoBackends/Software/Clipper.h b/Source/Core/VideoBackends/Software/Clipper.h
index f28db764c..acf32b32f 100644
--- a/Source/Core/VideoBackends/Software/Clipper.h
+++ b/Source/Core/VideoBackends/Software/Clipper.h
@@ -2,9 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _CLIPPER_H_
-#define _CLIPPER_H_
-
+#pragma once
 
 #include "Common.h"
 #include "NativeVertexFormat.h"
@@ -27,6 +25,3 @@ namespace Clipper
 
 	void DoState(PointerWrap &p);
 }
-
-
-#endif
diff --git a/Source/Core/VideoBackends/Software/DebugUtil.h b/Source/Core/VideoBackends/Software/DebugUtil.h
index 7d5ac4bee..ba2d7dd1c 100644
--- a/Source/Core/VideoBackends/Software/DebugUtil.h
+++ b/Source/Core/VideoBackends/Software/DebugUtil.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _DEBUGUTIL_H
-#define _DEBUGUTIL_H
+#pragma once
 
 namespace DebugUtil
 {
@@ -23,5 +22,3 @@ namespace DebugUtil
 	void DrawTempBuffer(u8 *color, int buffer);
 	void CopyTempBuffer(s16 x, s16 y, int bufferBase, int subBuffer, const char *name);
 }
-
-#endif
diff --git a/Source/Core/VideoBackends/Software/EfbCopy.h b/Source/Core/VideoBackends/Software/EfbCopy.h
index c2352eab3..3a8d7d7ad 100644
--- a/Source/Core/VideoBackends/Software/EfbCopy.h
+++ b/Source/Core/VideoBackends/Software/EfbCopy.h
@@ -2,9 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _EFB_COPY_H_
-#define _EFB_COPY_H_
-
+#pragma once
 
 #include "Common.h"
 
@@ -14,6 +12,3 @@ namespace EfbCopy
 	// Clear the EFB if needed
 	void CopyEfb();
 }
-
-
-#endif
diff --git a/Source/Core/VideoBackends/Software/EfbInterface.h b/Source/Core/VideoBackends/Software/EfbInterface.h
index b00a06239..59ef834a0 100644
--- a/Source/Core/VideoBackends/Software/EfbInterface.h
+++ b/Source/Core/VideoBackends/Software/EfbInterface.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _EFB_INTERFACE_H_
-#define _EFB_INTERFACE_H_
+#pragma once
 
 #include "VideoCommon.h"
 
@@ -53,5 +52,3 @@ namespace EfbInterface
 
 	void DoState(PointerWrap &p);
 }
-
-#endif
diff --git a/Source/Core/VideoBackends/Software/HwRasterizer.h b/Source/Core/VideoBackends/Software/HwRasterizer.h
index 5a439c433..f9c581038 100644
--- a/Source/Core/VideoBackends/Software/HwRasterizer.h
+++ b/Source/Core/VideoBackends/Software/HwRasterizer.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _HW_RASTERIZER_H
-#define _HW_RASTERIZER_H
+#pragma once
 
 #include <map>
 
@@ -46,5 +45,3 @@ namespace HwRasterizer
 	typedef std::map<u32, TexCacheEntry> TextureCache;
 	static TextureCache textures;
 }
-
-#endif
diff --git a/Source/Core/VideoBackends/Software/NativeVertexFormat.h b/Source/Core/VideoBackends/Software/NativeVertexFormat.h
index 9f9610910..a6e22f985 100644
--- a/Source/Core/VideoBackends/Software/NativeVertexFormat.h
+++ b/Source/Core/VideoBackends/Software/NativeVertexFormat.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _NATIVEVERTEXFORMAT_H
-#define _NATIVEVERTEXFORMAT_H
+#pragma once
 
 #include "Vec3.h"
 #include "ChunkFile.h"
@@ -93,5 +92,3 @@ struct OutputVertexData
 	}
 
 };
-
-#endif
diff --git a/Source/Core/VideoBackends/Software/OpcodeDecoder.h b/Source/Core/VideoBackends/Software/OpcodeDecoder.h
index 20b7fe6be..4ba83507d 100644
--- a/Source/Core/VideoBackends/Software/OpcodeDecoder.h
+++ b/Source/Core/VideoBackends/Software/OpcodeDecoder.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _OPCODEDECODER_H_
-#define _OPCODEDECODER_H_
+#pragma once
 
 #include "CommonTypes.h"
 #include "ChunkFile.h"
@@ -47,5 +46,3 @@ namespace OpcodeDecoder
 
 	void DoState(PointerWrap &p);
 }
-
-#endif
diff --git a/Source/Core/VideoBackends/Software/RasterFont.h b/Source/Core/VideoBackends/Software/RasterFont.h
index 00cf9eb3f..009b5aecc 100644
--- a/Source/Core/VideoBackends/Software/RasterFont.h
+++ b/Source/Core/VideoBackends/Software/RasterFont.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _RASTERFONT_H_
-#define _RASTERFONT_H_
+#pragma once
 
 class RasterFont
 {
@@ -26,5 +25,3 @@ private:
 	char *temp_buffer;
 	enum {TEMP_BUFFER_SIZE = 64 * 1024};
 };
-
-#endif // _RASTERFONT_H_
diff --git a/Source/Core/VideoBackends/Software/Rasterizer.h b/Source/Core/VideoBackends/Software/Rasterizer.h
index 3f61fcaef..a4599145b 100644
--- a/Source/Core/VideoBackends/Software/Rasterizer.h
+++ b/Source/Core/VideoBackends/Software/Rasterizer.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _RASTERIZER_H_
-#define _RASTERIZER_H_
+#pragma once
 
 #include "NativeVertexFormat.h"
 #include "ChunkFile.h"
@@ -50,5 +49,3 @@ namespace Rasterizer
 
 	void DoState(PointerWrap &p);
 }
-
-#endif
diff --git a/Source/Core/VideoBackends/Software/SWCommandProcessor.h b/Source/Core/VideoBackends/Software/SWCommandProcessor.h
index 8273af2f3..043ff85d0 100644
--- a/Source/Core/VideoBackends/Software/SWCommandProcessor.h
+++ b/Source/Core/VideoBackends/Software/SWCommandProcessor.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _COMMANDPROCESSOR_H_
-#define _COMMANDPROCESSOR_H_
+#pragma once
 
 #include "Common.h"
 
@@ -141,6 +140,3 @@ namespace SWCommandProcessor
 	void SetRendering(bool enabled);
 
 } // end of namespace SWCommandProcessor
-
-
-#endif
diff --git a/Source/Core/VideoBackends/Software/SWPixelEngine.h b/Source/Core/VideoBackends/Software/SWPixelEngine.h
index 4a6c6ec2a..5e4018a03 100644
--- a/Source/Core/VideoBackends/Software/SWPixelEngine.h
+++ b/Source/Core/VideoBackends/Software/SWPixelEngine.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _PIXELENGINE_H
-#define _PIXELENGINE_H
+#pragma once
 
 #include "Common.h"
 #include "VideoCommon.h"
@@ -214,5 +213,3 @@ namespace SWPixelEngine
 	bool AllowIdleSkipping();
 
 } // end of namespace SWPixelEngine
-
-#endif
diff --git a/Source/Core/VideoBackends/Software/SWRenderer.h b/Source/Core/VideoBackends/Software/SWRenderer.h
index 35770bf36..97b65566d 100644
--- a/Source/Core/VideoBackends/Software/SWRenderer.h
+++ b/Source/Core/VideoBackends/Software/SWRenderer.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _RENDERER_H_
-#define _RENDERER_H_
+#pragma once
 
 #include "CommonTypes.h"
 #include "EfbInterface.h"
@@ -27,5 +26,3 @@ namespace SWRenderer
 	void Swap(u32 fbWidth, u32 fbHeight);
 	void SwapBuffer();
 }
-
-#endif
diff --git a/Source/Core/VideoBackends/Software/SWStatistics.h b/Source/Core/VideoBackends/Software/SWStatistics.h
index d6d889337..b77953f06 100644
--- a/Source/Core/VideoBackends/Software/SWStatistics.h
+++ b/Source/Core/VideoBackends/Software/SWStatistics.h
@@ -5,8 +5,7 @@
 #include "CommonTypes.h"
 #include "SWVideoConfig.h"
 
-#ifndef _STATISTICS_H
-#define _STATISTICS_H
+#pragma once
 
 struct SWStatistics
 {
@@ -46,5 +45,3 @@ extern SWStatistics swstats;
 #define ADDSTAT(a,b) ;
 #define SETSTAT(a,x) ;
 #endif
-
-#endif  // _STATISTICS_H
diff --git a/Source/Core/VideoBackends/Software/SWVertexLoader.h b/Source/Core/VideoBackends/Software/SWVertexLoader.h
index 5008e7aeb..0b6a023bf 100644
--- a/Source/Core/VideoBackends/Software/SWVertexLoader.h
+++ b/Source/Core/VideoBackends/Software/SWVertexLoader.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _VERTEXLOADER_H_
-#define _VERTEXLOADER_H_
+#pragma once
 
 #include "Common.h"
 
@@ -59,5 +58,3 @@ public:
 	void LoadVertex();
 	void DoState(PointerWrap &p);
 };
-
-#endif
diff --git a/Source/Core/VideoBackends/Software/SWVideoConfig.h b/Source/Core/VideoBackends/Software/SWVideoConfig.h
index 1e02feb2e..0de5b9399 100644
--- a/Source/Core/VideoBackends/Software/SWVideoConfig.h
+++ b/Source/Core/VideoBackends/Software/SWVideoConfig.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _VIDEOSOFTWARE_CONFIG_H_
-#define _VIDEOSOFTWARE_CONFIG_H_
+#pragma once
 
 #include "Common.h"
 
@@ -43,5 +42,3 @@ struct SWVideoConfig : NonCopyable
 };
 
 extern SWVideoConfig g_SWVideoConfig;
-
-#endif  // _VIDEOSOFTWARE_CONFIG_H_
diff --git a/Source/Core/VideoBackends/Software/SetupUnit.h b/Source/Core/VideoBackends/Software/SetupUnit.h
index bd4d0291c..37e501758 100644
--- a/Source/Core/VideoBackends/Software/SetupUnit.h
+++ b/Source/Core/VideoBackends/Software/SetupUnit.h
@@ -2,9 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-
-#ifndef _SETUPUNIT_H_
-#define _SETUPUNIT_H_
+#pragma once
 
 #include "Common.h"
 #include "NativeVertexFormat.h"
@@ -35,5 +33,3 @@ public:
 	void SetupVertex();
 	void DoState(PointerWrap &p);
 };
-
-#endif
diff --git a/Source/Core/VideoBackends/Software/Tev.h b/Source/Core/VideoBackends/Software/Tev.h
index e86768ac0..0642778e0 100644
--- a/Source/Core/VideoBackends/Software/Tev.h
+++ b/Source/Core/VideoBackends/Software/Tev.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _TEV_H_
-#define _TEV_H_
+#pragma once
 
 #include "BPMemLoader.h"
 #include "ChunkFile.h"
@@ -87,5 +86,3 @@ public:
 
 	void DoState(PointerWrap &p);
 };
-
-#endif
diff --git a/Source/Core/VideoBackends/Software/TextureEncoder.h b/Source/Core/VideoBackends/Software/TextureEncoder.h
index 841590cbb..c675f1fca 100644
--- a/Source/Core/VideoBackends/Software/TextureEncoder.h
+++ b/Source/Core/VideoBackends/Software/TextureEncoder.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _TEXTUREENCODER_H_
-#define _TEXTUREENCODER_H_
+#pragma once
 
 #include "Common.h"
 
@@ -11,5 +10,3 @@ namespace TextureEncoder
 {
 	void Encode(u8 *dest_ptr);
 }
-
-#endif
diff --git a/Source/Core/VideoBackends/Software/TextureSampler.h b/Source/Core/VideoBackends/Software/TextureSampler.h
index 28a2aa84d..6cd13537b 100644
--- a/Source/Core/VideoBackends/Software/TextureSampler.h
+++ b/Source/Core/VideoBackends/Software/TextureSampler.h
@@ -2,9 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _TEXTURESAMPLER_H_
-#define _TEXTURESAMPLER_H_
-
+#pragma once
 
 #include "Common.h"
 
@@ -16,6 +14,3 @@ namespace TextureSampler
 
 	enum { RED_SMP, GRN_SMP, BLU_SMP, ALP_SMP };
 }
-
-
-#endif
diff --git a/Source/Core/VideoBackends/Software/TransformUnit.h b/Source/Core/VideoBackends/Software/TransformUnit.h
index 974e44372..f23156798 100644
--- a/Source/Core/VideoBackends/Software/TransformUnit.h
+++ b/Source/Core/VideoBackends/Software/TransformUnit.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _TRANSFORM_UNIT_H_
-#define _TRANSFORM_UNIT_H_
+#pragma once
 
 struct InputVertexData;
 struct OutputVertexData;
@@ -20,5 +19,3 @@ namespace TransformUnit
 	void TransformColor(const InputVertexData *src, OutputVertexData *dst);
 	void TransformTexCoord(const InputVertexData *src, OutputVertexData *dst, bool specialCase);
 }
-
-#endif
diff --git a/Source/Core/VideoBackends/Software/Vec3.h b/Source/Core/VideoBackends/Software/Vec3.h
index 117a6f419..08f8877e2 100644
--- a/Source/Core/VideoBackends/Software/Vec3.h
+++ b/Source/Core/VideoBackends/Software/Vec3.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _VEC3_H
-#define _VEC3_H
+#pragma once
 
 #include <stdlib.h>
 #include <math.h>
@@ -106,5 +105,3 @@ public:
 		p.Do(z);
 	}
 };
-
-#endif
diff --git a/Source/Core/VideoBackends/Software/VideoBackend.h b/Source/Core/VideoBackends/Software/VideoBackend.h
index 4d85c637f..cf955bfee 100644
--- a/Source/Core/VideoBackends/Software/VideoBackend.h
+++ b/Source/Core/VideoBackends/Software/VideoBackend.h
@@ -1,6 +1,4 @@
-
-#ifndef SW_VIDEO_BACKEND_H_
-#define SW_VIDEO_BACKEND_H_
+#pragma once
 
 #include "VideoBackendBase.h"
 
@@ -63,5 +61,3 @@ public:
 };
 
 }
-
-#endif
diff --git a/Source/Core/VideoBackends/Software/VideoConfigDialog.h b/Source/Core/VideoBackends/Software/VideoConfigDialog.h
index a4ebedae6..e0884dd79 100644
--- a/Source/Core/VideoBackends/Software/VideoConfigDialog.h
+++ b/Source/Core/VideoBackends/Software/VideoConfigDialog.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _VIDEOSOFTWARE_CONFIG_DIAG_H_
-#define _VIDEOSOFTWARE_CONFIG_DIAG_H_
+#pragma once
 
 #include <vector>
 #include <string>
@@ -48,5 +47,3 @@ protected:
 	SWVideoConfig& vconfig;
 	std::string ininame;
 };
-
-#endif
diff --git a/Source/Core/VideoBackends/Software/XFMemLoader.h b/Source/Core/VideoBackends/Software/XFMemLoader.h
index ff6c7267d..d790c98cd 100644
--- a/Source/Core/VideoBackends/Software/XFMemLoader.h
+++ b/Source/Core/VideoBackends/Software/XFMemLoader.h
@@ -2,9 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _XFMEMLOADER_H_
-#define _XFMEMLOADER_H_
-
+#pragma once
 
 #include "Common.h"
 
@@ -241,5 +239,3 @@ void XFWritten(u32 transferSize, u32 baseAddress);
 void SWLoadXFReg(u32 transferSize, u32 baseAddress, u32 *pData);
 
 void SWLoadIndexedXF(u32 val, int array);
-
-#endif
diff --git a/Source/Core/VideoCommon/AVIDump.h b/Source/Core/VideoCommon/AVIDump.h
index f5697613c..b12f316ab 100644
--- a/Source/Core/VideoCommon/AVIDump.h
+++ b/Source/Core/VideoCommon/AVIDump.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _AVIDUMP_H
-#define _AVIDUMP_H
+#pragma once
 
 #ifdef _WIN32
 #include <windows.h>
@@ -32,5 +31,3 @@ class AVIDump
 
 		static void Stop();
 };
-
-#endif // _AVIDUMP_H
diff --git a/Source/Core/VideoCommon/BPFunctions.h b/Source/Core/VideoCommon/BPFunctions.h
index addf1cf74..b750e81b4 100644
--- a/Source/Core/VideoCommon/BPFunctions.h
+++ b/Source/Core/VideoCommon/BPFunctions.h
@@ -7,8 +7,7 @@
 // Video backend must define these functions
 // ------------------------------------------
 
-#ifndef _BPFUNCTIONS_H
-#define _BPFUNCTIONS_H
+#pragma once
 
 #include "BPMemory.h"
 #include "VideoCommon.h"
@@ -41,5 +40,3 @@ bool GetConfig(const int &type);
 void SetTextureMode(const BPCmd &bp);
 void SetInterlacingMode(const BPCmd &bp);
 };
-
-#endif // _BPFUNCTIONS_H
diff --git a/Source/Core/VideoCommon/BPMemory.h b/Source/Core/VideoCommon/BPMemory.h
index 0670b49db..72245d0a5 100644
--- a/Source/Core/VideoCommon/BPMemory.h
+++ b/Source/Core/VideoCommon/BPMemory.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _BPMEMORY_H
-#define _BPMEMORY_H
+#pragma once
 
 #include "Common.h"
 
@@ -1051,5 +1050,3 @@ extern BPMemory bpmem;
 void LoadBPReg(u32 value0);
 
 void GetBPRegInfo(const u8* data, char* name, size_t name_size, char* desc, size_t desc_size);
-
-#endif // _BPMEMORY_H
diff --git a/Source/Core/VideoCommon/BPStructs.h b/Source/Core/VideoCommon/BPStructs.h
index 72a0409f8..cf67ba2a6 100644
--- a/Source/Core/VideoCommon/BPStructs.h
+++ b/Source/Core/VideoCommon/BPStructs.h
@@ -2,13 +2,10 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _BPSTRUCTS_H_
-#define _BPSTRUCTS_H_
+#pragma once
 
 #include "BPMemory.h"
 
 void BPInit();
 void LoadBPReg(u32 value0);
 void BPReload();
-
-#endif // _BPSTRUCTS_H_
diff --git a/Source/Core/VideoCommon/CPMemory.h b/Source/Core/VideoCommon/CPMemory.h
index 87c6918c8..7a5af3cc1 100644
--- a/Source/Core/VideoCommon/CPMemory.h
+++ b/Source/Core/VideoCommon/CPMemory.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _CPMEMORY_H
-#define _CPMEMORY_H
+#pragma once
 
 #include "Common.h"
 
@@ -253,5 +252,3 @@ void LoadCPReg(u32 SubCmd, u32 Value);
 
 // Fills memory with data from CP regs
 void FillCPMemoryArray(u32 *memory);
-
-#endif // _CPMEMORY_H
diff --git a/Source/Core/VideoCommon/CommandProcessor.h b/Source/Core/VideoCommon/CommandProcessor.h
index e9fe9fedb..b6bf7ea1b 100644
--- a/Source/Core/VideoCommon/CommandProcessor.h
+++ b/Source/Core/VideoCommon/CommandProcessor.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _COMMANDPROCESSOR_H
-#define _COMMANDPROCESSOR_H
+#pragma once
 
 #include "Common.h"
 #include "VideoBackendBase.h"
@@ -160,7 +159,3 @@ void Update();
 extern volatile u32 VITicks;
 
 } // namespace CommandProcessor
-
-#endif // _COMMANDPROCESSOR_H
-
-
diff --git a/Source/Core/VideoCommon/ConstantManager.h b/Source/Core/VideoCommon/ConstantManager.h
index 3c09c2007..bca1c5c93 100644
--- a/Source/Core/VideoCommon/ConstantManager.h
+++ b/Source/Core/VideoCommon/ConstantManager.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _CONSTANTMANAGER_H
-#define _CONSTANTMANAGER_H
+#pragma once
 
 // all constant buffer attributes must be 16 bytes aligned, so this are the only allowed components:
 typedef float float4[4];
@@ -38,5 +37,3 @@ struct VertexShaderConstants
 	float4 posttransformmatrices[64];
 	float4 depthparams;
 };
-
-#endif
\ No newline at end of file
diff --git a/Source/Core/VideoCommon/DataReader.h b/Source/Core/VideoCommon/DataReader.h
index 3c56db9ae..2066334f7 100644
--- a/Source/Core/VideoCommon/DataReader.h
+++ b/Source/Core/VideoCommon/DataReader.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _DATAREADER_H
-#define _DATAREADER_H
+#pragma once
 
 #include "VertexManagerBase.h"
 
@@ -169,5 +168,3 @@ private:
 	u8 *buffer;
 	int offset;
 };
-
-#endif
diff --git a/Source/Core/VideoCommon/Debugger.h b/Source/Core/VideoCommon/Debugger.h
index 645043e84..3c918f61c 100644
--- a/Source/Core/VideoCommon/Debugger.h
+++ b/Source/Core/VideoCommon/Debugger.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _GFX_DEBUGGER_H_
-#define _GFX_DEBUGGER_H_
+#pragma once
 
 class GFXDebuggerBase
 {
@@ -62,6 +61,3 @@ void GFXDebuggerUpdateScreen();
 #define GFX_DEBUGGER_PAUSE_AT(event,update) {if (((GFXDebuggerToPauseAtNext & event) && --GFXDebuggerEventToPauseCount<=0) || GFXDebuggerPauseFlag) GFXDebuggerToPause(update);}
 #define GFX_DEBUGGER_PAUSE_LOG_AT(event,update,dumpfunc) {if (((GFXDebuggerToPauseAtNext & event) && --GFXDebuggerEventToPauseCount<=0) || GFXDebuggerPauseFlag) {{dumpfunc};GFXDebuggerToPause(update);}}
 #define GFX_DEBUGGER_LOG_AT(event,dumpfunc) {if (( GFXDebuggerToPauseAtNext & event ) ) {{dumpfunc};}}
-
-
-#endif // _GFX_DEBUGGER_H_
diff --git a/Source/Core/VideoCommon/EmuWindow.h b/Source/Core/VideoCommon/EmuWindow.h
index bf5aa73cd..25fd8ca56 100644
--- a/Source/Core/VideoCommon/EmuWindow.h
+++ b/Source/Core/VideoCommon/EmuWindow.h
@@ -1,5 +1,4 @@
-#ifndef _EMUWINDOW_H
-#define _EMUWINDOW_H
+#pragma once
 
 #include <windows.h>
 
@@ -17,5 +16,3 @@ void OSDMenu(WPARAM wParam);
 void SetWindowText(const TCHAR* text);
 
 }
-
-#endif
diff --git a/Source/Core/VideoCommon/FPSCounter.h b/Source/Core/VideoCommon/FPSCounter.h
index d90540bcc..e1dc0ec23 100644
--- a/Source/Core/VideoCommon/FPSCounter.h
+++ b/Source/Core/VideoCommon/FPSCounter.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _FPS_COUNTER_H_
-#define _FPS_COUNTER_H_
+#pragma once
 
 // Initializes the FPS counter.
 void InitFPSCounter();
@@ -11,5 +10,3 @@ void InitFPSCounter();
 // Called when a frame is rendered. Returns the value to be displayed on
 // screen as the FPS counter (updated every second).
 int UpdateFPSCounter();
-
-#endif // _FPS_COUNTER_H_
\ No newline at end of file
diff --git a/Source/Core/VideoCommon/Fifo.h b/Source/Core/VideoCommon/Fifo.h
index 229e2ff46..83127f5a7 100644
--- a/Source/Core/VideoCommon/Fifo.h
+++ b/Source/Core/VideoCommon/Fifo.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _FIFO_H
-#define _FIFO_H
+#pragma once
 
 #include "Common.h"
 #include "VideoBackendBase.h"
@@ -34,5 +33,3 @@ void Fifo_SetRendering(bool bEnabled);
 
 // Implemented by the Video Backend
 void VideoFifo_CheckAsyncRequest();
-
-#endif // _FIFO_H
diff --git a/Source/Core/VideoCommon/FramebufferManagerBase.h b/Source/Core/VideoCommon/FramebufferManagerBase.h
index e065a4a56..be668caa0 100644
--- a/Source/Core/VideoCommon/FramebufferManagerBase.h
+++ b/Source/Core/VideoCommon/FramebufferManagerBase.h
@@ -1,6 +1,4 @@
-
-#ifndef _FRAMEBUFFERMANAGERBASE_H
-#define _FRAMEBUFFERMANAGERBASE_H
+#pragma once
 
 #include <list>
 
@@ -98,5 +96,3 @@ private:
 };
 
 extern FramebufferManagerBase *g_framebuffer_manager;
-
-#endif
diff --git a/Source/Core/VideoCommon/HiresTextures.h b/Source/Core/VideoCommon/HiresTextures.h
index f2249a3c1..18267e486 100644
--- a/Source/Core/VideoCommon/HiresTextures.h
+++ b/Source/Core/VideoCommon/HiresTextures.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _HIRESTEXTURES_H
-#define _HIRESTEXTURES_H
+#pragma once
 
 #include <map>
 #include "VideoCommon.h"
@@ -16,5 +15,3 @@ bool HiresTexExists(const char *filename);
 PC_TexFormat GetHiresTex(const char *fileName, unsigned int *pWidth, unsigned int *pHeight, unsigned int *required_size, int texformat, unsigned int data_size, u8 *data);
 
 };
-
-#endif // _HIRESTEXTURES_H
diff --git a/Source/Core/VideoCommon/ImageWrite.h b/Source/Core/VideoCommon/ImageWrite.h
index 04de765d3..7022526ad 100644
--- a/Source/Core/VideoCommon/ImageWrite.h
+++ b/Source/Core/VideoCommon/ImageWrite.h
@@ -2,13 +2,9 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _IMAGEWRITE_H
-#define _IMAGEWRITE_H
+#pragma once
 
 #include "Common.h"
 
 bool SaveData(const char* filename, const char* pdata);
 bool TextureToPng(u8* data, int row_stride, const std::string filename, int width, int height, bool saveAlpha = true);
-
-#endif  // _IMAGEWRITE_H
-
diff --git a/Source/Core/VideoCommon/IndexGenerator.h b/Source/Core/VideoCommon/IndexGenerator.h
index 4b9a0fee3..18f2b66d1 100644
--- a/Source/Core/VideoCommon/IndexGenerator.h
+++ b/Source/Core/VideoCommon/IndexGenerator.h
@@ -5,8 +5,8 @@
 // This is currently only used by the DX backend, but it may make sense to
 // use it in the GL backend or a future DX10 backend too.
 
-#ifndef _INDEXGENERATOR_H
-#define _INDEXGENERATOR_H
+#pragma once
+
 #include "CommonTypes.h"
 
 class IndexGenerator
@@ -45,5 +45,3 @@ private:
 	static u16 *BASEIptr;
 	static u32 base_index;
 };
-
-#endif  // _INDEXGENERATOR_H
diff --git a/Source/Core/VideoCommon/LightingShaderGen.h b/Source/Core/VideoCommon/LightingShaderGen.h
index 10c38dae9..f74f92ad5 100644
--- a/Source/Core/VideoCommon/LightingShaderGen.h
+++ b/Source/Core/VideoCommon/LightingShaderGen.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _LIGHTINGSHADERGEN_H_
-#define _LIGHTINGSHADERGEN_H_
+#pragma once
 
 #include "ShaderGenCommon.h"
 #include "NativeVertexFormat.h"
@@ -260,5 +259,3 @@ static void GenerateLightingShader(T& object, LightingUidData& uid_data, int com
 		object.Write("}\n");
 	}
 }
-
-#endif // _LIGHTINGSHADERGEN_H_
diff --git a/Source/Core/VideoCommon/LookUpTables.h b/Source/Core/VideoCommon/LookUpTables.h
index 1d9153b2d..57414d21c 100644
--- a/Source/Core/VideoCommon/LookUpTables.h
+++ b/Source/Core/VideoCommon/LookUpTables.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _LOOKUPTABLES_H
-#define _LOOKUPTABLES_H
+#pragma once
 
 #include "Common.h"
 
@@ -30,5 +29,3 @@ inline u8 Convert6To8(u8 v)
 	// Swizzle bits: 00123456 -> 12345612
 	return (v << 2) | (v >> 4);
 }
-
-#endif // _LOOKUPTABLES_H
diff --git a/Source/Core/VideoCommon/MainBase.h b/Source/Core/VideoCommon/MainBase.h
index ed48db4b7..a3a5ed0ad 100644
--- a/Source/Core/VideoCommon/MainBase.h
+++ b/Source/Core/VideoCommon/MainBase.h
@@ -1,6 +1,4 @@
-
-#ifndef _VIDEOCOMMON_MAINBASE_H_
-#define _VIDEOCOMMON_MAINBASE_H_
+#pragma once
 
 #include "CommonTypes.h"
 
@@ -11,5 +9,3 @@ extern volatile u32 s_swapRequested;
 
 void VideoFifo_CheckEFBAccess();
 void VideoFifo_CheckSwapRequestAt(u32 xfbAddr, u32 fbWidth, u32 fbHeight);
-
-#endif
diff --git a/Source/Core/VideoCommon/NativeVertexFormat.h b/Source/Core/VideoCommon/NativeVertexFormat.h
index 8b41ecdd0..c57e34baa 100644
--- a/Source/Core/VideoCommon/NativeVertexFormat.h
+++ b/Source/Core/VideoCommon/NativeVertexFormat.h
@@ -1,22 +1,8 @@
-// Copyright (C) 2003 Dolphin Project.
+// Copyright 2013 Dolphin Emulator Project
+// Licensed under GPLv2
+// Refer to the license.txt file included.
 
-// This program is free software: you can redistribute it and/or modify
-// it under the terms of the GNU General Public License as published by
-// the Free Software Foundation, version 2.0.
-
-// This program is distributed in the hope that it will be useful,
-// but WITHOUT ANY WARRANTY; without even the implied warranty of
-// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-// GNU General Public License 2.0 for more details.
-
-// A copy of the GPL 2.0 should have been included with the program.
-// If not, see http://www.gnu.org/licenses/
-
-// Official SVN repository and contact information can be found at
-// http://code.google.com/p/dolphin-emu/
-
-#ifndef _NATIVEVERTEXFORMAT_H
-#define _NATIVEVERTEXFORMAT_H
+#pragma once
 
 #include "Common.h"
 
@@ -116,5 +102,3 @@ protected:
 
 	u32 vertex_stride;
 };
-
-#endif  // _NATIVEVERTEXFORMAT_H
diff --git a/Source/Core/VideoCommon/OnScreenDisplay.h b/Source/Core/VideoCommon/OnScreenDisplay.h
index a4a377b5d..fec5193cf 100644
--- a/Source/Core/VideoCommon/OnScreenDisplay.h
+++ b/Source/Core/VideoCommon/OnScreenDisplay.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _OSD_H_
-#define _OSD_H_
+#pragma once
 
 #include <functional>
 #include <string>
@@ -27,5 +26,3 @@ typedef std::function<void()> Callback;
 void AddCallback(CallbackType type, Callback cb);
 void DoCallbacks(CallbackType type);
 }  // namespace OSD
-
-#endif // _OSD_H_
diff --git a/Source/Core/VideoCommon/OpcodeDecoding.h b/Source/Core/VideoCommon/OpcodeDecoding.h
index 36d130a8b..bdc497682 100644
--- a/Source/Core/VideoCommon/OpcodeDecoding.h
+++ b/Source/Core/VideoCommon/OpcodeDecoding.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _OPCODE_DECODING_H
-#define _OPCODE_DECODING_H
+#pragma once
 
 #define GX_NOP                      0x00
 
@@ -39,4 +38,3 @@ void OpcodeDecoder_Init();
 void OpcodeDecoder_Shutdown();
 u32 OpcodeDecoder_Run(bool skipped_frame);
 void InterpretDisplayList(u32 address, u32 size);
-#endif // _OPCODE_DECODING_H
diff --git a/Source/Core/VideoCommon/PerfQueryBase.h b/Source/Core/VideoCommon/PerfQueryBase.h
index 1136eeae2..64a22c271 100644
--- a/Source/Core/VideoCommon/PerfQueryBase.h
+++ b/Source/Core/VideoCommon/PerfQueryBase.h
@@ -1,5 +1,4 @@
-#ifndef _PERFQUERY_BASE_H_
-#define _PERFQUERY_BASE_H_
+#pragma once
 
 #include "CommonTypes.h"
 
@@ -54,5 +53,3 @@ public:
 };
 
 extern PerfQueryBase* g_perf_query;
-
-#endif // _PERFQUERY_H_
diff --git a/Source/Core/VideoCommon/PixelEngine.h b/Source/Core/VideoCommon/PixelEngine.h
index e05aa8cfe..1486639b7 100644
--- a/Source/Core/VideoCommon/PixelEngine.h
+++ b/Source/Core/VideoCommon/PixelEngine.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _PIXELENGINE_H
-#define _PIXELENGINE_H
+#pragma once
 
 #include "CommonTypes.h"
 class PointerWrap;
@@ -74,5 +73,3 @@ extern u16 bbox[4];
 extern bool bbox_active;
 
 } // end of namespace PixelEngine
-
-#endif
diff --git a/Source/Core/VideoCommon/PixelShaderGen.h b/Source/Core/VideoCommon/PixelShaderGen.h
index 983e30499..e1feb06ba 100644
--- a/Source/Core/VideoCommon/PixelShaderGen.h
+++ b/Source/Core/VideoCommon/PixelShaderGen.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef GCOGL_PIXELSHADER_H
-#define GCOGL_PIXELSHADER_H
+#pragma once
 
 #include "VideoCommon.h"
 #include "ShaderGenCommon.h"
@@ -141,5 +140,3 @@ typedef ShaderConstantProfile PixelShaderConstantProfile; // TODO: Obsolete
 void GeneratePixelShaderCode(PixelShaderCode& object, DSTALPHA_MODE dstAlphaMode, API_TYPE ApiType, u32 components);
 void GetPixelShaderUid(PixelShaderUid& object, DSTALPHA_MODE dstAlphaMode, API_TYPE ApiType, u32 components);
 void GetPixelShaderConstantProfile(PixelShaderConstantProfile& object, DSTALPHA_MODE dstAlphaMode, API_TYPE ApiType, u32 components);
-
-#endif // GCOGL_PIXELSHADER_H
diff --git a/Source/Core/VideoCommon/PixelShaderManager.h b/Source/Core/VideoCommon/PixelShaderManager.h
index c4d193e51..c5be1120b 100644
--- a/Source/Core/VideoCommon/PixelShaderManager.h
+++ b/Source/Core/VideoCommon/PixelShaderManager.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _PIXELSHADERMANAGER_H
-#define _PIXELSHADERMANAGER_H
+#pragma once
 
 #include "BPMemory.h"
 #include "XFMemory.h"
@@ -46,6 +45,3 @@ public:
 	static PixelShaderConstants constants;
 	static bool dirty;
 };
-
-
-#endif // _PIXELSHADERMANAGER_H
diff --git a/Source/Core/VideoCommon/RenderBase.h b/Source/Core/VideoCommon/RenderBase.h
index 08c39f870..81ca9f75f 100644
--- a/Source/Core/VideoCommon/RenderBase.h
+++ b/Source/Core/VideoCommon/RenderBase.h
@@ -12,8 +12,7 @@
 // Next frame, that one is scanned out and the other one gets the copy. = double buffering.
 // ---------------------------------------------------------------------------------------------
 
-#ifndef _COMMON_RENDERBASE_H_
-#define _COMMON_RENDERBASE_H_
+#pragma once
 
 #include "VideoCommon.h"
 #include "Thread.h"
@@ -162,5 +161,3 @@ private:
 extern Renderer *g_renderer;
 
 void UpdateViewport();
-
-#endif // _COMMON_RENDERBASE_H_
diff --git a/Source/Core/VideoCommon/ShaderGenCommon.h b/Source/Core/VideoCommon/ShaderGenCommon.h
index 96db35d7b..9d2e8e1fa 100644
--- a/Source/Core/VideoCommon/ShaderGenCommon.h
+++ b/Source/Core/VideoCommon/ShaderGenCommon.h
@@ -1,22 +1,8 @@
-// Copyright (C) 2003 Dolphin Project.
+// Copyright 2014 Dolphin Emulator Project
+// Licensed under GPLv2
+// Refer to the license.txt file included.
 
-// This program is free software: you can redistribute it and/or modify
-// it under the terms of the GNU General Public License as published by
-// the Free Software Foundation, version 2.0.
-
-// This program is distributed in the hope that it will be useful,
-// but WITHOUT ANY WARRANTY; without even the implied warranty of
-// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-// GNU General Public License 2.0 for more details.
-
-// A copy of the GPL 2.0 should have been included with the program.
-// If not, see http://www.gnu.org/licenses/
-
-// Official SVN repository and contact information can be found at
-// http://code.google.com/p/dolphin-emu/
-
-#ifndef _SHADERGENCOMMON_H
-#define _SHADERGENCOMMON_H
+#pragma once
 
 #include <stdio.h>
 #include <stdarg.h>
@@ -258,5 +244,3 @@ private:
 	std::map<UidT,std::string> m_shaders;
 	std::vector<UidT> m_uids;
 };
-
-#endif // _SHADERGENCOMMON_H
diff --git a/Source/Core/VideoCommon/Statistics.h b/Source/Core/VideoCommon/Statistics.h
index 3a79061b7..daa8700d7 100644
--- a/Source/Core/VideoCommon/Statistics.h
+++ b/Source/Core/VideoCommon/Statistics.h
@@ -6,8 +6,7 @@
 #include "VideoCommon.h"
 #include <vector>
 
-#ifndef _STATISTICS_H
-#define _STATISTICS_H
+#pragma once
 
 struct Statistics
 {
@@ -91,5 +90,3 @@ extern Statistics stats;
 #define ADDSTAT(a,b) ;
 #define SETSTAT(a,x) ;
 #endif
-
-#endif  // _STATISTICS_H
diff --git a/Source/Core/VideoCommon/TextureCacheBase.h b/Source/Core/VideoCommon/TextureCacheBase.h
index 4db768f5e..f459dabb7 100644
--- a/Source/Core/VideoCommon/TextureCacheBase.h
+++ b/Source/Core/VideoCommon/TextureCacheBase.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _TEXTURECACHEBASE_H
-#define _TEXTURECACHEBASE_H
+#pragma once
 
 #include <map>
 
@@ -140,5 +139,3 @@ private:
 };
 
 extern TextureCache *g_texture_cache;
-
-#endif
diff --git a/Source/Core/VideoCommon/TextureConversionShader.h b/Source/Core/VideoCommon/TextureConversionShader.h
index 843c5ef7e..b3c05418c 100644
--- a/Source/Core/VideoCommon/TextureConversionShader.h
+++ b/Source/Core/VideoCommon/TextureConversionShader.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _TEXTURECONVERSIONSHADER_H_
-#define _TEXTURECONVERSIONSHADER_H_
+#pragma once
 
 #include "Common.h"
 #include "TextureDecoder.h"
@@ -16,6 +15,3 @@ u16 GetEncodedSampleCount(u32 format);
 const char *GenerateEncodingShader(u32 format, API_TYPE ApiType = API_OPENGL);
 
 }
-
-#endif // _TEXTURECONVERSIONSHADER_H_
-
diff --git a/Source/Core/VideoCommon/TextureDecoder.h b/Source/Core/VideoCommon/TextureDecoder.h
index d474f1684..dd1aef199 100644
--- a/Source/Core/VideoCommon/TextureDecoder.h
+++ b/Source/Core/VideoCommon/TextureDecoder.h
@@ -2,9 +2,10 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _TEXTUREDECODER_H
-#define _TEXTUREDECODER_H
+#pragma once
+
 #include "Hash.h"
+
 enum
 {
 	TMEM_SIZE = 1024*1024,
@@ -76,5 +77,3 @@ void TexDecoder_DecodeTexel(u8 *dst, const u8 *src, int s, int t, int imageWidth
 void TexDecoder_DecodeTexelRGBA8FromTmem(u8 *dst, const u8 *src_ar, const u8* src_gb, int s, int t, int imageWidth);
 PC_TexFormat TexDecoder_DecodeRGBA8FromTmem(u8* dst, const u8 *src_ar, const u8 *src_gb, int width, int height);
 void TexDecoder_SetTexFmtOverlayOptions(bool enable, bool center);
-
-#endif
diff --git a/Source/Core/VideoCommon/VertexLoader.h b/Source/Core/VideoCommon/VertexLoader.h
index afe9ddd36..eeb9ec766 100644
--- a/Source/Core/VideoCommon/VertexLoader.h
+++ b/Source/Core/VideoCommon/VertexLoader.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _VERTEXLOADER_H
-#define _VERTEXLOADER_H
+#pragma once
 
 // Top vertex loaders
 // Metroid Prime: P I16-flt N I16-s16 T0 I16-u16 T1 i16-flt
@@ -140,5 +139,3 @@ private:
 	void WriteSetVariable(int bits, void *address, Gen::OpArg dest);
 #endif
 };
-
-#endif
diff --git a/Source/Core/VideoCommon/VertexLoaderManager.h b/Source/Core/VideoCommon/VertexLoaderManager.h
index c3111db51..e7461acdc 100644
--- a/Source/Core/VideoCommon/VertexLoaderManager.h
+++ b/Source/Core/VideoCommon/VertexLoaderManager.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _VERTEXLOADERMANAGER_H
-#define _VERTEXLOADERMANAGER_H
+#pragma once
 
 #include "Common.h"
 #include <string>
@@ -23,5 +22,3 @@ namespace VertexLoaderManager
 };
 
 void RecomputeCachedArraybases();
-
-#endif  // _VERTEXLOADERMANAGER_H
diff --git a/Source/Core/VideoCommon/VertexLoader_Color.h b/Source/Core/VideoCommon/VertexLoader_Color.h
index ac590b4c0..03b8f7a40 100644
--- a/Source/Core/VideoCommon/VertexLoader_Color.h
+++ b/Source/Core/VideoCommon/VertexLoader_Color.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _VERTEXLOADERCOLOR_H
-#define _VERTEXLOADERCOLOR_H
+#pragma once
 
 void LOADERDECL Color_ReadDirect_24b_888();
 void LOADERDECL Color_ReadDirect_32b_888x();
@@ -25,5 +24,3 @@ void LOADERDECL Color_ReadIndex16_32b_888x();
 void LOADERDECL Color_ReadIndex16_16b_4444();
 void LOADERDECL Color_ReadIndex16_24b_6666();
 void LOADERDECL Color_ReadIndex16_32b_8888();
-
-#endif
diff --git a/Source/Core/VideoCommon/VertexLoader_Normal.h b/Source/Core/VideoCommon/VertexLoader_Normal.h
index 4ad15c51b..f74d0e9e7 100644
--- a/Source/Core/VideoCommon/VertexLoader_Normal.h
+++ b/Source/Core/VideoCommon/VertexLoader_Normal.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _VERTEXLOADER_NORMAL_H
-#define _VERTEXLOADER_NORMAL_H
+#pragma once
 
 #include "Common.h"
 #include "CommonTypes.h"
@@ -72,5 +71,3 @@ private:
 
 	static Set m_Table[NUM_NRM_TYPE][NUM_NRM_INDICES][NUM_NRM_ELEMENTS][NUM_NRM_FORMAT];
 };
-
-#endif
diff --git a/Source/Core/VideoCommon/VertexLoader_TextCoord.h b/Source/Core/VideoCommon/VertexLoader_TextCoord.h
index 7bbafab8d..8d3f61809 100644
--- a/Source/Core/VideoCommon/VertexLoader_TextCoord.h
+++ b/Source/Core/VideoCommon/VertexLoader_TextCoord.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef VERTEXLOADER_TEXCOORD_H
-#define VERTEXLOADER_TEXCOORD_H
+#pragma once
 
 #include "NativeVertexFormat.h"
 
@@ -24,5 +23,3 @@ public:
 	// It is important to synchronize tcIndex.
 	static TPipelineFunction GetDummyFunction();
 };
-
-#endif
diff --git a/Source/Core/VideoCommon/VertexManagerBase.h b/Source/Core/VideoCommon/VertexManagerBase.h
index 83787e57a..6854bc5b7 100644
--- a/Source/Core/VideoCommon/VertexManagerBase.h
+++ b/Source/Core/VideoCommon/VertexManagerBase.h
@@ -1,6 +1,4 @@
-
-#ifndef _VERTEXMANAGERBASE_H
-#define _VERTEXMANAGERBASE_H
+#pragma once
 
 #include "Common.h"
 #include <vector>
@@ -64,5 +62,3 @@ private:
 };
 
 extern VertexManager *g_vertex_manager;
-
-#endif
diff --git a/Source/Core/VideoCommon/VertexShaderGen.h b/Source/Core/VideoCommon/VertexShaderGen.h
index f48d1c69f..d2e39a3eb 100644
--- a/Source/Core/VideoCommon/VertexShaderGen.h
+++ b/Source/Core/VideoCommon/VertexShaderGen.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef GCOGL_VERTEXSHADER_H
-#define GCOGL_VERTEXSHADER_H
+#pragma once
 
 #include "XFMemory.h"
 #include "VideoCommon.h"
@@ -91,5 +90,3 @@ typedef ShaderCode VertexShaderCode; // TODO: Obsolete..
 void GetVertexShaderUid(VertexShaderUid& object, u32 components, API_TYPE api_type);
 void GenerateVertexShaderCode(VertexShaderCode& object, u32 components, API_TYPE api_type);
 void GenerateVSOutputStructForGS(ShaderCode& object, API_TYPE api_type);
-
-#endif // GCOGL_VERTEXSHADER_H
diff --git a/Source/Core/VideoCommon/VertexShaderManager.h b/Source/Core/VideoCommon/VertexShaderManager.h
index 93287ffe1..08b6e8119 100644
--- a/Source/Core/VideoCommon/VertexShaderManager.h
+++ b/Source/Core/VideoCommon/VertexShaderManager.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _VERTEXSHADERMANAGER_H
-#define _VERTEXSHADERMANAGER_H
+#pragma once
 
 #include "VertexShaderGen.h"
 #include "ConstantManager.h"
@@ -38,5 +37,3 @@ public:
 	static VertexShaderConstants constants;
 	static bool dirty;
 };
-
-#endif // _VERTEXSHADERMANAGER_H
diff --git a/Source/Core/VideoCommon/VideoBackendBase.h b/Source/Core/VideoCommon/VideoBackendBase.h
index 8d88b9c55..197e1a705 100644
--- a/Source/Core/VideoCommon/VideoBackendBase.h
+++ b/Source/Core/VideoCommon/VideoBackendBase.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef VIDEO_BACKEND_H_
-#define VIDEO_BACKEND_H_
+#pragma once
 
 #include <string>
 #include <vector>
@@ -181,5 +180,3 @@ protected:
 	void InitializeShared();
 	void InvalidState();
 };
-
-#endif
diff --git a/Source/Core/VideoCommon/VideoCommon.h b/Source/Core/VideoCommon/VideoCommon.h
index a9a0d443c..d71390c99 100644
--- a/Source/Core/VideoCommon/VideoCommon.h
+++ b/Source/Core/VideoCommon/VideoCommon.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _VIDEOCOMMON_H
-#define _VIDEOCOMMON_H
+#pragma once
 
 #ifdef _WIN32
 #define WIN32_LEAN_AND_MEAN
@@ -132,5 +131,3 @@ inline unsigned int GetPow2(unsigned int val)
 		++ret;
 	return ret;
 }
-
-#endif  // _VIDEOCOMMON_H
diff --git a/Source/Core/VideoCommon/VideoConfig.h b/Source/Core/VideoCommon/VideoConfig.h
index b626c4e92..d9e0f7eaa 100644
--- a/Source/Core/VideoCommon/VideoConfig.h
+++ b/Source/Core/VideoCommon/VideoConfig.h
@@ -9,8 +9,7 @@
 // at the start of every frame. Noone should ever change members of g_ActiveConfig
 // directly.
 
-#ifndef _VIDEO_CONFIG_H_
-#define _VIDEO_CONFIG_H_
+#pragma once
 
 #include "Common.h"
 #include "VideoCommon.h"
@@ -168,5 +167,3 @@ extern VideoConfig g_ActiveConfig;
 
 // Called every frame.
 void UpdateActiveConfig();
-
-#endif  // _VIDEO_CONFIG_H_
diff --git a/Source/Core/VideoCommon/VideoState.h b/Source/Core/VideoCommon/VideoState.h
index 2c18460ac..eeb7fb65f 100644
--- a/Source/Core/VideoCommon/VideoState.h
+++ b/Source/Core/VideoCommon/VideoState.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _VIDEOSTATE_H
-#define _VIDEOSTATE_H
+#pragma once
 
 #include "Common.h"
 #include "ChunkFile.h"
@@ -11,5 +10,3 @@
 void VideoCommon_DoState(PointerWrap &p);
 void VideoCommon_RunLoop(bool enable);
 void VideoCommon_Init();
-
-#endif // _VIDEOSTATE_H
diff --git a/Source/Core/VideoCommon/XFMemory.h b/Source/Core/VideoCommon/XFMemory.h
index f681e15f5..50934adf3 100644
--- a/Source/Core/VideoCommon/XFMemory.h
+++ b/Source/Core/VideoCommon/XFMemory.h
@@ -2,8 +2,7 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _XFMEMORY_H
-#define _XFMEMORY_H
+#pragma once
 
 #include "Common.h"
 
@@ -274,5 +273,3 @@ extern u32 xfmem[XFMEM_SIZE];
 
 void LoadXFReg(u32 transferSize, u32 address, u32 *pData);
 void LoadIndexedXF(u32 val, int array);
-
-#endif // _XFMEMORY_H
diff --git a/Source/Core/VideoCommon/XFStructs.h b/Source/Core/VideoCommon/XFStructs.h
index 48b92a974..9d72bbfb4 100644
--- a/Source/Core/VideoCommon/XFStructs.h
+++ b/Source/Core/VideoCommon/XFStructs.h
@@ -2,9 +2,6 @@
 // Licensed under GPLv2
 // Refer to the license.txt file included.
 
-#ifndef _XFSTRUCTS_H
-#define _XFSTRUCTS_H
+#pragma once
 
 #include "XFMemory.h"
-
-#endif // _XFSTRUCTS_H
diff --git a/Source/DSPSpy/ConsoleHelper.h b/Source/DSPSpy/ConsoleHelper.h
index 6c64035c7..e616db6a1 100644
--- a/Source/DSPSpy/ConsoleHelper.h
+++ b/Source/DSPSpy/ConsoleHelper.h
@@ -1,22 +1,8 @@
-// Copyright (C) 2003 Dolphin Project.
+// Copyright 2014 Dolphin Emulator Project
+// Licensed under GPLv2
+// Refer to the license.txt file included.
 
-// This program is free software: you can redistribute it and/or modify
-// it under the terms of the GNU General Public License as published by
-// the Free Software Foundation, version 2.0.
-
-// This program is distributed in the hope that it will be useful,
-// but WITHOUT ANY WARRANTY; without even the implied warranty of
-// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-// GNU General Public License 2.0 for more details.
-
-// A copy of the GPL 2.0 should have been included with the program.
-// If not, see http://www.gnu.org/licenses/
-
-// Official SVN repository and contact information can be found at
-// http://code.google.com/p/dolphin-emu/
-
-#ifndef _CONSOLEHELPER_H_
-#define _CONSOLEHELPER_H_
+#pragma once
 
 #include <stdio.h>
 #include <stdlib.h>
@@ -86,5 +72,3 @@ inline void CON_BlankRow(const int y)
 	CON_BlankRow(y); \
 	CON_Printf(x, y, __VA_ARGS__); \
 }
-
-#endif
diff --git a/Source/DSPSpy/dsp_interface.cpp b/Source/DSPSpy/dsp_interface.cpp
index b6a56acac..1cd8b4e1d 100644
--- a/Source/DSPSpy/dsp_interface.cpp
+++ b/Source/DSPSpy/dsp_interface.cpp
@@ -1,19 +1,6 @@
-// Copyright (C) 2003 Dolphin Project.
-
-// This program is free software: you can redistribute it and/or modify
-// it under the terms of the GNU General Public License as published by
-// the Free Software Foundation, version 2.0.
-
-// This program is distributed in the hope that it will be useful,
-// but WITHOUT ANY WARRANTY; without even the implied warranty of
-// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-// GNU General Public License 2.0 for more details.
-
-// A copy of the GPL 2.0 should have been included with the program.
-// If not, see http://www.gnu.org/licenses/
-
-// Official SVN repository and contact information can be found at
-// http://code.google.com/p/dolphin-emu/
+// Copyright 2014 Dolphin Emulator Project
+// Licensed under GPLv2
+// Refer to the license.txt file included.
 
 #include "dsp_interface.h"
 
diff --git a/Source/DSPSpy/dsp_interface.h b/Source/DSPSpy/dsp_interface.h
index e1842cced..1a726b447 100644
--- a/Source/DSPSpy/dsp_interface.h
+++ b/Source/DSPSpy/dsp_interface.h
@@ -1,22 +1,8 @@
-// Copyright (C) 2003 Dolphin Project.
+// Copyright 2014 Dolphin Emulator Project
+// Licensed under GPLv2
+// Refer to the license.txt file included.
 
-// This program is free software: you can redistribute it and/or modify
-// it under the terms of the GNU General Public License as published by
-// the Free Software Foundation, version 2.0.
-
-// This program is distributed in the hope that it will be useful,
-// but WITHOUT ANY WARRANTY; without even the implied warranty of
-// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-// GNU General Public License 2.0 for more details.
-
-// A copy of the GPL 2.0 should have been included with the program.
-// If not, see http://www.gnu.org/licenses/
-
-// Official SVN repository and contact information can be found at
-// http://code.google.com/p/dolphin-emu/
-
-#ifndef _DSP_INTERFACE_H
-#define _DSP_INTERFACE_H
+#pragma once
 
 #include <gccore.h>
 
diff --git a/Source/DSPSpy/dspregs.h b/Source/DSPSpy/dspregs.h
index e9a96c1a6..90b113d15 100644
--- a/Source/DSPSpy/dspregs.h
+++ b/Source/DSPSpy/dspregs.h
@@ -1,22 +1,8 @@
-// Copyright (C) 2003 Dolphin Project.
+// Copyright 2014 Dolphin Emulator Project
+// Licensed under GPLv2
+// Refer to the license.txt file included.
 
-// This program is free software: you can redistribute it and/or modify
-// it under the terms of the GNU General Public License as published by
-// the Free Software Foundation, version 2.0.
-
-// This program is distributed in the hope that it will be useful,
-// but WITHOUT ANY WARRANTY; without even the implied warranty of
-// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-// GNU General Public License 2.0 for more details.
-
-// A copy of the GPL 2.0 should have been included with the program.
-// If not, see http://www.gnu.org/licenses/
-
-// Official SVN repository and contact information can be found at
-// http://code.google.com/p/dolphin-emu/
-
-#ifndef _DSPREGS_H
-#define _DSPREGS_H
+#pragma once
 
 #define DSP_REG_AR0		0x00 // address registers
 #define DSP_REG_AR1		0x01
@@ -60,5 +46,3 @@
 #define DSP_REG_ACM1	0x1f
 #define DSP_REG_ACH0	0x10 // Sign extended 8 bit register 0
 #define DSP_REG_ACH1	0x11 // Sign extended 8 bit register 1
-
-#endif
\ No newline at end of file
diff --git a/Source/DSPSpy/main_spy.cpp b/Source/DSPSpy/main_spy.cpp
index 0000eacb7..a4c7800cb 100644
--- a/Source/DSPSpy/main_spy.cpp
+++ b/Source/DSPSpy/main_spy.cpp
@@ -1,19 +1,6 @@
-// Copyright (C) 2003 Dolphin Project.
-
-// This program is free software: you can redistribute it and/or modify
-// it under the terms of the GNU General Public License as published by
-// the Free Software Foundation, version 2.0.
-
-// This program is distributed in the hope that it will be useful,
-// but WITHOUT ANY WARRANTY; without even the implied warranty of
-// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-// GNU General Public License 2.0 for more details.
-
-// A copy of the GPL 2.0 should have been included with the program.
-// If not, see http://www.gnu.org/licenses/
-
-// Official SVN repository and contact information can be found at
-// http://code.google.com/p/dolphin-emu/
+// Copyright 2014 Dolphin Emulator Project
+// Licensed under GPLv2
+// Refer to the license.txt file included.
 
 // This is a test program for running code on the Wii DSP, with full control over input
 // and automatic compare with output. VERY useful for figuring out what those little
diff --git a/Source/DSPSpy/mem_dump.h b/Source/DSPSpy/mem_dump.h
index 389c9f27c..e36099e3f 100644
--- a/Source/DSPSpy/mem_dump.h
+++ b/Source/DSPSpy/mem_dump.h
@@ -1,19 +1,8 @@
-// Copyright (C) 2003 Dolphin Project.
+// Copyright 2014 Dolphin Emulator Project
+// Licensed under GPLv2
+// Refer to the license.txt file included.
 
-// This program is free software: you can redistribute it and/or modify
-// it under the terms of the GNU General Public License as published by
-// the Free Software Foundation, version 2.0.
-
-// This program is distributed in the hope that it will be useful,
-// but WITHOUT ANY WARRANTY; without even the implied warranty of
-// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-// GNU General Public License 2.0 for more details.
-
-// A copy of the GPL 2.0 should have been included with the program.
-// If not, see http://www.gnu.org/licenses/
-
-// Official SVN repository and contact information can be found at
-// http://code.google.com/p/dolphin-emu/
+#pragma once
 
 unsigned int mem_dump[] __attribute__ ((aligned (64)))  =
 {
diff --git a/Source/DSPSpy/real_dsp.cpp b/Source/DSPSpy/real_dsp.cpp
index c7aba4179..d79271154 100644
--- a/Source/DSPSpy/real_dsp.cpp
+++ b/Source/DSPSpy/real_dsp.cpp
@@ -1,19 +1,6 @@
-// Copyright (C) 2003 Dolphin Project.
-
-// This program is free software: you can redistribute it and/or modify
-// it under the terms of the GNU General Public License as published by
-// the Free Software Foundation, version 2.0.
-
-// This program is distributed in the hope that it will be useful,
-// but WITHOUT ANY WARRANTY; without even the implied warranty of
-// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-// GNU General Public License 2.0 for more details.
-
-// A copy of the GPL 2.0 should have been included with the program.
-// If not, see http://www.gnu.org/licenses/
-
-// Official SVN repository and contact information can be found at
-// http://code.google.com/p/dolphin-emu/
+// Copyright 2014 Dolphin Emulator Project
+// Licensed under GPLv2
+// Refer to the license.txt file included.
 
 #include <gccore.h>
 #include <ogcsys.h>
diff --git a/Source/DSPSpy/real_dsp.h b/Source/DSPSpy/real_dsp.h
index 6ea25c16f..8417d26b5 100644
--- a/Source/DSPSpy/real_dsp.h
+++ b/Source/DSPSpy/real_dsp.h
@@ -1,31 +1,16 @@
-// Copyright (C) 2003 Dolphin Project.
+// Copyright 2014 Dolphin Emulator Project
+// Licensed under GPLv2
+// Refer to the license.txt file included.
 
-// This program is free software: you can redistribute it and/or modify
-// it under the terms of the GNU General Public License as published by
-// the Free Software Foundation, version 2.0.
-
-// This program is distributed in the hope that it will be useful,
-// but WITHOUT ANY WARRANTY; without even the implied warranty of
-// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-// GNU General Public License 2.0 for more details.
-
-// A copy of the GPL 2.0 should have been included with the program.
-// If not, see http://www.gnu.org/licenses/
-
-// Official SVN repository and contact information can be found at
-// http://code.google.com/p/dolphin-emu/
-
-#ifndef _REAL_DSP_H
-#define _REAL_DSP_H
+#pragma once
 
 #include "dsp_interface.h"
 
-class RealDSP : public IDSP {
+class RealDSP : public IDSP
+{
 public:
 	virtual void Init();
 	virtual void Reset();
 	virtual u32 CheckMailTo();
 	virtual void SendMailTo(u32 mail);
 };
-
-#endif  // _REAL_DSP_H