67 lines
1.9 KiB
C
67 lines
1.9 KiB
C
/**
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* Copyright (c) 2019 Leonardo Vencovsky
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*
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* This file is part of the C Macro Collections Libray.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in all
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* copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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* SOFTWARE.
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*/
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/**
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* utl_timer.h
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*
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* Creation Date: 12/04/2019
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*
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* Authors:
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* Leonardo Vencovsky (https://github.com/LeoVen)
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*
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*/
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/**
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* Simple timer macros utility for timing code execution.
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*/
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#ifndef CMC_UTL_TIMER_H
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#define CMC_UTL_TIMER_H
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#include <time.h>
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struct cmc_timer
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{
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clock_t start;
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clock_t stop;
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double result; /* The result is given in milliseconds */
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};
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#define cmc_timer_start(timer) \
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do \
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{ \
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struct cmc_timer *t__ = &(timer); \
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t__->start = clock(); \
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} while (0)
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#define cmc_timer_stop(timer) \
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do \
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{ \
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struct cmc_timer *t__ = &(timer); \
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t__->stop = clock(); \
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t__->result = (double)(t__->stop - t__->start) * 1000.0 / CLOCKS_PER_SEC; \
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} while (0)
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#endif /* CMC_UTL_TIMER_H */
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