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/*
* Guest-side implementation of GL/GLX API. Replacement of standard libGL.so
*
* Copyright (c) 2006,2007 Even Rouault
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
#include <stdlib.h>
#include <string.h>
#include <stdarg.h>
#include <stdio.h>
FILE* get_err_file()
{
static FILE* err_file = NULL;
if (err_file == NULL)
{
err_file = getenv("GL_ERR_FILE") ? fopen(getenv("GL_ERR_FILE"), "wt") : NULL;
if (err_file == NULL)
err_file = stderr;
}
return err_file;
}
void log_gl(const char* format, ...)
{
va_list list;
va_start(list, format);
#ifdef ENABLE_THREAD_SAFETY
if (IS_MT())
fprintf(get_err_file(), "[thread %p] : ", (void*)GET_CURRENT_THREAD());
#endif
vfprintf(get_err_file(), format, list);
va_end(list);
}
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