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92 lines
3.9 KiB
C++
92 lines
3.9 KiB
C++
/* ScummVM - Graphic Adventure Engine
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*
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* ScummVM is the legal property of its developers, whose names
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* are too numerous to list here. Please refer to the COPYRIGHT
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* file distributed with this source distribution.
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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*/
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//=============================================================================
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//
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// C-Script run-time interpreter (c) 2001 Chris Jones
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//
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// You must DISABLE OPTIMIZATIONS AND REGISTER VARIABLES in your compiler
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// when compiling this, or strange results can happen.
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//
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// There is a problem with importing functions on 16-bit compilers: the
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// script system assumes that all parameters are passed as 4 bytes, which
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// ints are not on 16-bit systems. Be sure to define all parameters as longs,
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// or join the 21st century and switch to DJGPP or Visual C++.
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//
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//=============================================================================
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#ifndef AGS_ENGINE_SCRIPT_SCRIPT_RUNTIME_H
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#define AGS_ENGINE_SCRIPT_SCRIPT_RUNTIME_H
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#include "ags/shared/core/types.h"
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#include "ags/shared/script/cc_script.h" // ccScript
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#include "ags/engine/script/cc_instance.h" // ccInstance
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namespace AGS3 {
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struct ICCStaticObject;
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struct ICCDynamicObject;
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struct StaticArray;
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using AGS::Shared::String;
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using AGS::Shared::String;
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// ************ SCRIPT LOADING AND RUNNING FUNCTIONS ************
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// give the script access to a variable or function in your program
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extern bool ccAddExternalStaticFunction(const String &name, ScriptAPIFunction *pfn);
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// temporary workaround for plugins
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extern bool ccAddExternalPluginFunction(const String &name, Plugins::ScriptContainer *sc);
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extern bool ccAddExternalStaticObject(const String &name, void *ptr, ICCStaticObject *manager);
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extern bool ccAddExternalStaticArray(const String &name, void *ptr, StaticArray *array_mgr);
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extern bool ccAddExternalDynamicObject(const String &name, void *ptr, ICCDynamicObject *manager);
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extern bool ccAddExternalObjectFunction(const String &name, ScriptAPIObjectFunction *pfn);
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extern bool ccAddExternalScriptSymbol(const String &name, const RuntimeScriptValue &prval, ccInstance *inst);
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// remove the script access to a variable or function in your program
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extern void ccRemoveExternalSymbol(const String &name);
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// removes all external symbols, allowing you to start from scratch
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extern void ccRemoveAllSymbols();
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// get the address of an exported variable in the script
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extern void *ccGetSymbolAddress(const String &name);
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// registering functions, compatible with old unsafe call style;
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// this is to be used solely by plugins until plugin inteface is redone
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extern bool ccAddExternalFunctionForPlugin(const String &name, Plugins::ScriptContainer *instance);
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extern Plugins::PluginMethod ccGetSymbolAddressForPlugin(const String &name);
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// DEBUG HOOK
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typedef void (*new_line_hook_type)(ccInstance *, int);
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extern void ccSetDebugHook(new_line_hook_type jibble);
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// Set the number of while loop iterations that aborts the script
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extern void ccSetScriptAliveTimer(int);
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// reset the current while loop counter
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extern void ccNotifyScriptStillAlive();
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// for calling exported plugin functions old-style
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extern int call_function(const Plugins::PluginMethod &method,
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const RuntimeScriptValue *obj, int numparm, const RuntimeScriptValue *parms);
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extern void nullfree(void *data); // in script/script_runtime
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} // namespace AGS3
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#endif
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