83 lines
2.2 KiB
C
83 lines
2.2 KiB
C
/**
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* OpenAL cross platform audio library
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* Copyright (C) 1999-2000 by authors.
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library 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 GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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* Or go to http://www.gnu.org/copyleft/lgpl.html
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*/
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#include "config.h"
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#include <signal.h>
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#ifdef HAVE_WINDOWS_H
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#define WIN32_LEAN_AND_MEAN
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#include <windows.h>
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#endif
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#include "alMain.h"
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#include "AL/alc.h"
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#include "alError.h"
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ALboolean TrapALError = AL_FALSE;
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ALvoid alSetError(ALCcontext *Context, ALenum errorCode)
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{
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ALenum curerr = AL_NO_ERROR;
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WARN("Error generated on context %p, code 0x%04x\n", Context, errorCode);
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if(TrapALError)
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{
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#ifdef _WIN32
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/* DebugBreak will cause an exception if there is no debugger */
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if(IsDebuggerPresent())
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DebugBreak();
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#elif defined(SIGTRAP)
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raise(SIGTRAP);
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#endif
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}
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(void)(ATOMIC_COMPARE_EXCHANGE_STRONG_SEQ(&Context->LastError, &curerr, errorCode));
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}
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AL_API ALenum AL_APIENTRY alGetError(void)
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{
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ALCcontext *Context;
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ALenum errorCode;
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Context = GetContextRef();
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if(!Context)
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{
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WARN("Querying error state on null context (implicitly 0x%04x)\n",
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AL_INVALID_OPERATION);
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if(TrapALError)
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{
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#ifdef _WIN32
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if(IsDebuggerPresent())
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DebugBreak();
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#elif defined(SIGTRAP)
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raise(SIGTRAP);
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#endif
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}
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return AL_INVALID_OPERATION;
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}
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errorCode = ATOMIC_EXCHANGE_SEQ(&Context->LastError, AL_NO_ERROR);
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ALCcontext_DecRef(Context);
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return errorCode;
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}
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