87 lines
2.7 KiB
C
87 lines
2.7 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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#if !defined(__TRACE_H)
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#define __TRACE_H
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/*!
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* \defgroup trace Tracing module
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*
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* Code in this module implements routines useful for tracing. To enable
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* tracing, set the __GL_DEBUG environment variable to a non-negative value
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* on a -DDEBUG build. Higher values will enable more verbose tracing output.
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*
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* Optionally, setting the __GL_DEBUG_FILE_LINE_INFO variable will enable
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* printing additional context such as file/line number, and thread id.
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*
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* @{
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*/
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#if defined(DEBUG)
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/*!
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* Macro to define debug-only code used for tracing.
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*/
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# define DBG_CODE(x) x
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// Define DBG_PRINTF_THREAD_ID before including this file to enable per-thread
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// logs
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#ifndef DBG_PRINTF_THREAD_ID
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# define DBG_PRINTF_THREAD_ID 0
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#endif
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extern 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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) __attribute__((format(printf,6,7)));
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/*!
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* Macro to print a tracing message with urgency level given by the "level"
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* parameter.
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*/
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# define DBG_PRINTF(level, ...) \
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__glvnd_dbg_printf(level, \
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__FILE__, \
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__LINE__, \
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__FUNCTION__, \
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DBG_PRINTF_THREAD_ID, \
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__VA_ARGS__)
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#else
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# define DBG_PRINTF(level, ...)
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# define DBG_CODE(x)
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#endif
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/*! @} */
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#endif // !defined(__TRACE_H)
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