mirror of
https://github.com/scummvm/scummvm.git
synced 2026-06-20 05:45:29 +00:00
Thierry Crozat
08db4be24c
The timeout method introduced by 6f665dfe is not working very well and
gives "false positives", so I'll disable it for the time being.
From upstream e0edb28b6606c360a1ea3fdcc487c2b05929ed02
95 lines
4.3 KiB
C++
95 lines
4.3 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 script interpreter timeout values:
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// * sys_poll_timeout - defines the timeout (ms) at which the interpreter will run system events poll;
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// * abort_timeout - [temp disabled] defines the timeout (ms) at which the interpreter will cancel with error.
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// * abort_loops - max script loops without an engine update after which the interpreter will error;
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extern void ccSetScriptAliveTimer(unsigned sys_poll_timeout, unsigned abort_timeout, unsigned abort_loops);
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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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