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