81 lines
2.4 KiB
C
81 lines
2.4 KiB
C
/*
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* Copyright (c) 2013, NVIDIA CORPORATION.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and/or associated documentation files (the
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* "Materials"), to deal in the Materials without restriction, including
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* without limitation the rights to use, copy, modify, merge, publish,
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* distribute, sublicense, and/or sell copies of the Materials, and to
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* permit persons to whom the Materials are furnished to do so, subject to
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* the following conditions:
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*
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* The above copyright notice and this permission notice shall be included
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* unaltered in all copies or substantial portions of the Materials.
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* Any additions, deletions, or changes to the original source files
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* must be clearly indicated in accompanying documentation.
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*
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* THE MATERIALS ARE PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
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* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
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* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
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* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
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* MATERIALS OR THE USE OR OTHER DEALINGS IN THE MATERIALS.
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*/
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#define _GNU_SOURCE 1
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#include <stdio.h>
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#include <stdlib.h>
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#include <stdarg.h>
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#include "trace.h"
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#include "utils_misc.h"
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static int debugPrintfInitialized = 0;
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static int debugPrintfLevel = -1;
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static int showPrefix = 0;
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void __glvnd_dbg_printf(
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int level,
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const char *file,
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int line,
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const char *function,
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int thread_id,
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const char *fmt,
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...
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)
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{
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va_list ap;
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char *tmp;
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int ret;
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if (!debugPrintfInitialized) {
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char *debugStr = getenv("__GL_DEBUG");
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char *showPrefixStr = getenv("__GL_DEBUG_FILE_LINE_INFO");
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if (debugStr) {
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debugPrintfLevel = atoi(debugStr);
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}
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if (showPrefixStr) {
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showPrefix = 1;
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}
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debugPrintfInitialized = 1;
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}
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if (level < debugPrintfLevel) {
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va_start(ap, fmt);
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ret = glvnd_vasprintf(&tmp, fmt, ap);
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va_end(ap);
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if (ret == -1 || !tmp) {
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return;
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}
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if (showPrefix) {
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fprintf(stderr, "%s:%d:%s [tid=%x] %s", file, line, function,
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thread_id, tmp);
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} else {
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fprintf(stderr, "%s", tmp);
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}
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free(tmp);
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}
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}
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