657 lines
38 KiB
C
657 lines
38 KiB
C
/*
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* Copyright (c) 2012 David Siñuela Pastor, siu.4coders@gmail.com
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*
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* Permission is hereby granted, free of charge, to any person obtaining
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* a copy of this software and associated documentation files (the
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* "Software"), to deal in the Software 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 Software, and to
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* permit persons to whom the Software is 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
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* included in all 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,
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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
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* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
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* LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
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* OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
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* WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*/
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#ifndef MINUNIT_MINUNIT_H
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#define MINUNIT_MINUNIT_H
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#ifdef __cplusplus
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extern "C" {
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#endif
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#if defined(_WIN32)
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#include <Windows.h>
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#if defined(_MSC_VER) && _MSC_VER < 1900
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#define snprintf _snprintf
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#define __func__ __FUNCTION__
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#endif
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#elif defined(__unix__) || defined(__unix) || defined(unix) || \
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(defined(__APPLE__) && defined(__MACH__))
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/* Change POSIX C SOURCE version for pure c99 compilers */
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#if !defined(_POSIX_C_SOURCE) || _POSIX_C_SOURCE < 200112L
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#undef _POSIX_C_SOURCE
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#define _POSIX_C_SOURCE 200112L
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#endif
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#include <unistd.h> /* POSIX flags */
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#include <time.h> /* clock_gettime(), time() */
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#include <sys/time.h> /* gethrtime(), gettimeofday() */
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#include <sys/resource.h>
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#include <sys/times.h>
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#include <string.h>
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#if defined(__MACH__) && defined(__APPLE__)
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#include <mach/mach.h>
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#include <mach/mach_time.h>
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#endif
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#if __GNUC__ >= 5 && !defined(__STDC_VERSION__)
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#define __func__ __extension__ __FUNCTION__
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#endif
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#else
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// #error "Unable to define timers for an unknown OS."
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#endif
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#include <stdio.h>
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#include <math.h>
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/* Maximum length of last message */
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#define MINUNIT_MESSAGE_LEN 1024
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/* Accuracy with which floats are compared */
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#define MINUNIT_EPSILON 1E-12
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#include "minunit_vars_ex.h"
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/* Test setup and teardown function pointers */
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__attribute__((unused)) static void (*minunit_setup)(void) = NULL;
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__attribute__((unused)) static void (*minunit_teardown)(void) = NULL;
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void minunit_print_progress(void);
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void minunit_print_fail(const char* error);
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/* Definitions */
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#define MU_TEST(method_name) static void method_name(void)
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#define MU_TEST_1(method_name, arg_1) static void method_name(arg_1)
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#define MU_TEST_SUITE(suite_name) static void suite_name(void)
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#define MU__SAFE_BLOCK(block) \
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do { \
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block \
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} while(0)
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/* Run test suite and unset setup and teardown functions */
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#define MU_RUN_SUITE(suite_name) \
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MU__SAFE_BLOCK(suite_name(); minunit_setup = NULL; minunit_teardown = NULL;)
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/* Configure setup and teardown functions */
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#define MU_SUITE_CONFIGURE(setup_fun, teardown_fun) \
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MU__SAFE_BLOCK(minunit_setup = setup_fun; minunit_teardown = teardown_fun;)
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/* Test runner */
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#define MU_RUN_TEST(test) \
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MU__SAFE_BLOCK( \
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if(minunit_real_timer == 0 && minunit_proc_timer == 0) { \
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minunit_real_timer = mu_timer_real(); \
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minunit_proc_timer = mu_timer_cpu(); \
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} if(minunit_setup) (*minunit_setup)(); \
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minunit_status = 0; \
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printf(#test "()\r\n"); \
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test(); \
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minunit_run++; \
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if(minunit_status) { \
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minunit_fail++; \
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minunit_print_fail(minunit_last_message); \
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minunit_status = 0; \
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} fflush(stdout); \
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if(minunit_teardown)(*minunit_teardown)();)
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#define MU_RUN_TEST_1(test, arg_1) \
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MU__SAFE_BLOCK( \
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if(minunit_real_timer == 0 && minunit_proc_timer == 0) { \
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minunit_real_timer = mu_timer_real(); \
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minunit_proc_timer = mu_timer_cpu(); \
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} if(minunit_setup) (*minunit_setup)(); \
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minunit_status = 0; \
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printf(#test "(" #arg_1 ")\r\n"); \
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test(arg_1); \
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minunit_run++; \
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if(minunit_status) { \
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minunit_fail++; \
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minunit_print_fail(minunit_last_message); \
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minunit_status = 0; \
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} fflush(stdout); \
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if(minunit_teardown)(*minunit_teardown)();)
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/* Report */
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#define MU_REPORT() \
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MU__SAFE_BLOCK(double minunit_end_real_timer; double minunit_end_proc_timer; printf( \
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"\n\n%d tests, %d assertions, %d failures\n", \
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minunit_run, \
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minunit_assert, \
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minunit_fail); \
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minunit_end_real_timer = mu_timer_real(); \
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minunit_end_proc_timer = mu_timer_cpu(); \
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printf( \
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"\nFinished in %.8f seconds (real) %.8f seconds (proc)\n\n", \
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minunit_end_real_timer - minunit_real_timer, \
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minunit_end_proc_timer - minunit_proc_timer);)
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#define MU_EXIT_CODE minunit_fail
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/* Assertions */
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#define mu_check(test) \
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MU__SAFE_BLOCK( \
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minunit_assert++; if(!(test)) { \
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snprintf( \
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minunit_last_message, \
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MINUNIT_MESSAGE_LEN, \
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"%s failed:\r\n\t%s:%d: %s", \
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__func__, \
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__FILE__, \
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__LINE__, \
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#test); \
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minunit_status = 1; \
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return; \
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} else { minunit_print_progress(); })
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#define mu_fail(message) \
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MU__SAFE_BLOCK(minunit_assert++; snprintf( \
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minunit_last_message, \
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MINUNIT_MESSAGE_LEN, \
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"%s failed:\r\n\t%s:%d: %s", \
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__func__, \
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__FILE__, \
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__LINE__, \
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message); \
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minunit_status = 1; \
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return;)
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#define mu_assert(test, message) \
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MU__SAFE_BLOCK( \
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minunit_assert++; if(!(test)) { \
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snprintf( \
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minunit_last_message, \
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MINUNIT_MESSAGE_LEN, \
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"%s failed:\r\n\t%s:%d: %s", \
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__func__, \
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__FILE__, \
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__LINE__, \
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message); \
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minunit_status = 1; \
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return; \
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} else { minunit_print_progress(); })
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#define mu_assert_int_eq(expected, result) \
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MU__SAFE_BLOCK( \
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int minunit_tmp_e; int minunit_tmp_r; minunit_assert++; minunit_tmp_e = (expected); \
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minunit_tmp_r = (result); \
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if(minunit_tmp_e != minunit_tmp_r) { \
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snprintf( \
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minunit_last_message, \
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MINUNIT_MESSAGE_LEN, \
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"%s failed:\r\n\t%s:%d: %d expected but was %d", \
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__func__, \
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__FILE__, \
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__LINE__, \
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minunit_tmp_e, \
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minunit_tmp_r); \
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minunit_status = 1; \
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return; \
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} else { minunit_print_progress(); })
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#define mu_assert_int_not_eq(expected, result) \
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MU__SAFE_BLOCK( \
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int minunit_tmp_e; int minunit_tmp_r; minunit_assert++; minunit_tmp_e = (expected); \
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minunit_tmp_r = (result); \
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if(minunit_tmp_e == minunit_tmp_r) { \
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snprintf( \
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minunit_last_message, \
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MINUNIT_MESSAGE_LEN, \
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"%s failed:\r\n\t%s:%d: expected different results but both were %d", \
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__func__, \
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__FILE__, \
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__LINE__, \
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minunit_tmp_e); \
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minunit_status = 1; \
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return; \
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} else { minunit_print_progress(); })
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#define mu_assert_int_greater_than(val, result) \
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MU__SAFE_BLOCK( \
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int minunit_tmp_e; int minunit_tmp_r; minunit_assert++; minunit_tmp_e = (val); \
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minunit_tmp_r = (result); \
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if(val >= minunit_tmp_r) { \
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snprintf( \
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minunit_last_message, \
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MINUNIT_MESSAGE_LEN, \
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"%s failed:\r\n\t%s:%d: %d <= %d", \
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__func__, \
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__FILE__, \
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__LINE__, \
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minunit_tmp_r, \
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minunit_tmp_e); \
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minunit_status = 1; \
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return; \
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} else { minunit_print_progress(); })
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#define mu_assert_int_less_than(val, result) \
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MU__SAFE_BLOCK( \
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int minunit_tmp_e; int minunit_tmp_r; minunit_assert++; minunit_tmp_e = (val); \
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minunit_tmp_r = (result); \
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if(val <= minunit_tmp_r) { \
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snprintf( \
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minunit_last_message, \
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MINUNIT_MESSAGE_LEN, \
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"%s failed:\r\n\t%s:%d: %d >= %d", \
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__func__, \
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__FILE__, \
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__LINE__, \
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minunit_tmp_r, \
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minunit_tmp_e); \
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minunit_status = 1; \
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return; \
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} else { minunit_print_progress(); })
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#define mu_assert_int_between(expected_lower, expected_upper, result) \
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MU__SAFE_BLOCK( \
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int minunit_tmp_e; int minunit_tmp_m; int minunit_tmp_r; minunit_assert++; \
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minunit_tmp_e = (expected_lower); \
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minunit_tmp_m = (expected_upper); \
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minunit_tmp_r = (result); \
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if(result < minunit_tmp_e || result > minunit_tmp_m) { \
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snprintf( \
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minunit_last_message, \
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MINUNIT_MESSAGE_LEN, \
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"%s failed:\r\n\t%s:%d: %d was not between (inclusive) %d and %d", \
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__func__, \
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__FILE__, \
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__LINE__, \
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minunit_tmp_e, \
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minunit_tmp_r, \
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minunit_tmp_m); \
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minunit_status = 1; \
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return; \
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} else { minunit_print_progress(); })
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#define mu_assert_int_in(expected, array_length, result) \
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MU__SAFE_BLOCK( \
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int minunit_tmp_r; minunit_assert++; minunit_tmp_r = (result); int t = 0; int i; \
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for(i = 0; i < array_length; i++) { \
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if(expected[i] == minunit_tmp_r) t = 1; \
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} if(t == 0) { \
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char tmp[500] = {0}; \
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tmp[0] = '['; \
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for(i = 0; i < array_length; i++) { \
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sprintf(tmp + strlen(tmp), "%d, ", expected[i]); \
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} \
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int len = strlen(tmp); \
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tmp[len - 2] = ']'; \
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tmp[len - 1] = '\0'; \
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snprintf( \
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minunit_last_message, \
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MINUNIT_MESSAGE_LEN, \
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"%s failed:\r\n\t%s:%d: expected to be one of %s but was %d", \
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__func__, \
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__FILE__, \
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__LINE__, \
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tmp, \
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minunit_tmp_r); \
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minunit_status = 1; \
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return; \
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} else { minunit_print_progress(); })
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#define mu_assert_double_eq(expected, result) \
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MU__SAFE_BLOCK( \
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double minunit_tmp_e; double minunit_tmp_r; minunit_assert++; minunit_tmp_e = (expected); \
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minunit_tmp_r = (result); \
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if(fabs(minunit_tmp_e - minunit_tmp_r) > (double)MINUNIT_EPSILON) { \
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int minunit_significant_figures = 1 - log10(MINUNIT_EPSILON); \
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snprintf( \
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minunit_last_message, \
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MINUNIT_MESSAGE_LEN, \
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"%s failed:\r\n\t%s:%d: %.*g expected but was %.*g", \
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__func__, \
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__FILE__, \
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__LINE__, \
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minunit_significant_figures, \
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minunit_tmp_e, \
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minunit_significant_figures, \
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minunit_tmp_r); \
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minunit_status = 1; \
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return; \
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} else { minunit_print_progress(); })
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#define mu_assert_double_greater_than(val, result) \
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MU__SAFE_BLOCK( \
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double minunit_tmp_e; double minunit_tmp_r; minunit_assert++; minunit_tmp_e = (val); \
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minunit_tmp_r = (result); \
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if(val >= minunit_tmp_r) { \
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snprintf( \
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minunit_last_message, \
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MINUNIT_MESSAGE_LEN, \
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"%s failed:\r\n\t%s:%d: %f <= %f", \
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__func__, \
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__FILE__, \
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__LINE__, \
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minunit_tmp_r, \
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minunit_tmp_e); \
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minunit_status = 1; \
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return; \
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} else { minunit_print_progress(); })
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#define mu_assert_double_less_than(val, result) \
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MU__SAFE_BLOCK( \
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double minunit_tmp_e; double minunit_tmp_r; minunit_assert++; minunit_tmp_e = (val); \
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minunit_tmp_r = (result); \
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if(val <= minunit_tmp_r) { \
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snprintf( \
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minunit_last_message, \
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MINUNIT_MESSAGE_LEN, \
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"%s failed:\r\n\t%s:%d: %f >= %f", \
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__func__, \
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__FILE__, \
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__LINE__, \
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minunit_tmp_r, \
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minunit_tmp_e); \
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minunit_status = 1; \
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return; \
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} else { minunit_print_progress(); })
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#define mu_assert_double_between(expected_lower, expected_upper, result) \
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MU__SAFE_BLOCK( \
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double minunit_tmp_e; double minunit_tmp_m; double minunit_tmp_r; minunit_assert++; \
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minunit_tmp_e = (expected_lower); \
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minunit_tmp_m = (expected_upper); \
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minunit_tmp_r = (result); \
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if(result < minunit_tmp_e || result > minunit_tmp_m) { \
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snprintf( \
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minunit_last_message, \
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MINUNIT_MESSAGE_LEN, \
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"%s failed:\r\n\t%s:%d: %f was not between (inclusive) %f and %f", \
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__func__, \
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__FILE__, \
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__LINE__, \
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minunit_tmp_e, \
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minunit_tmp_r, \
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minunit_tmp_m); \
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minunit_status = 1; \
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return; \
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} else { minunit_print_progress(); })
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#define mu_assert_string_eq(expected, result) \
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MU__SAFE_BLOCK( \
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const char* minunit_tmp_e = expected; const char* minunit_tmp_r = result; \
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minunit_assert++; \
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if(!minunit_tmp_e) { minunit_tmp_e = "<null pointer>"; } if(!minunit_tmp_r) { \
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minunit_tmp_r = "<null pointer>"; \
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} if(strcmp(minunit_tmp_e, minunit_tmp_r)) { \
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snprintf( \
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minunit_last_message, \
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MINUNIT_MESSAGE_LEN, \
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"%s failed:\r\n\t%s:%d: '%s' expected but was '%s'", \
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__func__, \
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__FILE__, \
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__LINE__, \
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minunit_tmp_e, \
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minunit_tmp_r); \
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minunit_status = 1; \
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return; \
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} else { minunit_print_progress(); })
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#define mu_assert_mem_eq(expected, result, size) \
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MU__SAFE_BLOCK( \
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const void* minunit_tmp_e = expected; const void* minunit_tmp_r = result; \
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minunit_assert++; \
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if(memcmp(minunit_tmp_e, minunit_tmp_r, size)) { \
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snprintf( \
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minunit_last_message, \
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MINUNIT_MESSAGE_LEN, \
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"%s failed:\r\n\t%s:%d: mem not equal\r\n\tEXP RES", \
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__func__, \
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__FILE__, \
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__LINE__); \
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for(size_t __index = 0; __index < size; __index++) { \
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if(strlen(minunit_last_message) > MINUNIT_MESSAGE_LEN - 20) break; \
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uint8_t __e = ((uint8_t*)minunit_tmp_e)[__index]; \
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uint8_t __r = ((uint8_t*)minunit_tmp_r)[__index]; \
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snprintf( \
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minunit_last_message + strlen(minunit_last_message), \
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MINUNIT_MESSAGE_LEN - strlen(minunit_last_message), \
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"\r\n\t%02X %s %02X", \
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__e, \
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((__e == __r) ? ".." : "!="), \
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__r); \
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} \
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minunit_status = 1; \
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return; \
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} else { minunit_print_progress(); })
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#define mu_assert_null(result) \
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MU__SAFE_BLOCK( \
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minunit_assert++; if(result == NULL) { minunit_print_progress(); } else { \
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snprintf( \
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minunit_last_message, \
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MINUNIT_MESSAGE_LEN, \
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"%s failed:\r\n\t%s:%d: Expected result was not NULL", \
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__func__, \
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__FILE__, \
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__LINE__); \
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minunit_status = 1; \
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return; \
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})
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#define mu_assert_not_null(result) \
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MU__SAFE_BLOCK( \
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minunit_assert++; if(result != NULL) { minunit_print_progress(); } else { \
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snprintf( \
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minunit_last_message, \
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MINUNIT_MESSAGE_LEN, \
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"%s failed:\r\n\t%s:%d: Expected result was not NULL", \
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|
__func__, \
|
|
__FILE__, \
|
|
__LINE__); \
|
|
minunit_status = 1; \
|
|
return; \
|
|
})
|
|
|
|
#define mu_assert_pointers_eq(pointer1, pointer2) \
|
|
MU__SAFE_BLOCK( \
|
|
minunit_assert++; if(pointer1 == pointer2) { minunit_print_progress(); } else { \
|
|
snprintf( \
|
|
minunit_last_message, \
|
|
MINUNIT_MESSAGE_LEN, \
|
|
"%s failed:\r\n\t%s:%d: Expected the pointers to point to the same memory location", \
|
|
__func__, \
|
|
__FILE__, \
|
|
__LINE__); \
|
|
minunit_status = 1; \
|
|
return; \
|
|
})
|
|
|
|
#define mu_assert_pointers_not_eq(pointer1, pointer2) \
|
|
MU__SAFE_BLOCK( \
|
|
minunit_assert++; if(pointer1 != pointer2) { minunit_print_progress(); } else { \
|
|
snprintf( \
|
|
minunit_last_message, \
|
|
MINUNIT_MESSAGE_LEN, \
|
|
"%s failed:\r\n\t%s:%d: Expected the pointers to point to the same memory location", \
|
|
__func__, \
|
|
__FILE__, \
|
|
__LINE__); \
|
|
minunit_status = 1; \
|
|
return; \
|
|
})
|
|
|
|
/*
|
|
* The following two functions were written by David Robert Nadeau
|
|
* from http://NadeauSoftware.com/ and distributed under the
|
|
* Creative Commons Attribution 3.0 Unported License
|
|
*/
|
|
|
|
/**
|
|
* Returns the real time, in seconds, or -1.0 if an error occurred.
|
|
*
|
|
* Time is measured since an arbitrary and OS-dependent start time.
|
|
* The returned real time is only useful for computing an elapsed time
|
|
* between two calls to this function.
|
|
*/
|
|
__attribute__((unused)) static double mu_timer_real(void) {
|
|
#if defined(_WIN32)
|
|
/* Windows 2000 and later. ---------------------------------- */
|
|
LARGE_INTEGER Time;
|
|
LARGE_INTEGER Frequency;
|
|
|
|
QueryPerformanceFrequency(&Frequency);
|
|
QueryPerformanceCounter(&Time);
|
|
|
|
Time.QuadPart *= 1000000;
|
|
Time.QuadPart /= Frequency.QuadPart;
|
|
|
|
return (double)Time.QuadPart / 1000000.0;
|
|
|
|
#elif(defined(__hpux) || defined(hpux)) || \
|
|
((defined(__sun__) || defined(__sun) || defined(sun)) && \
|
|
(defined(__SVR4) || defined(__svr4__)))
|
|
/* HP-UX, Solaris. ------------------------------------------ */
|
|
return (double)gethrtime() / 1000000000.0;
|
|
|
|
#elif defined(__MACH__) && defined(__APPLE__)
|
|
/* OSX. ----------------------------------------------------- */
|
|
static double timeConvert = 0.0;
|
|
if(timeConvert == 0.0) {
|
|
mach_timebase_info_data_t timeBase;
|
|
(void)mach_timebase_info(&timeBase);
|
|
timeConvert = (double)timeBase.numer / (double)timeBase.denom / 1000000000.0;
|
|
}
|
|
return (double)mach_absolute_time() * timeConvert;
|
|
|
|
#elif defined(_POSIX_VERSION)
|
|
/* POSIX. --------------------------------------------------- */
|
|
struct timeval tm;
|
|
#if defined(_POSIX_TIMERS) && (_POSIX_TIMERS > 0)
|
|
{
|
|
struct timespec ts;
|
|
#if defined(CLOCK_MONOTONIC_PRECISE)
|
|
/* BSD. --------------------------------------------- */
|
|
const clockid_t id = CLOCK_MONOTONIC_PRECISE;
|
|
#elif defined(CLOCK_MONOTONIC_RAW)
|
|
/* Linux. ------------------------------------------- */
|
|
const clockid_t id = CLOCK_MONOTONIC_RAW;
|
|
#elif defined(CLOCK_HIGHRES)
|
|
/* Solaris. ----------------------------------------- */
|
|
const clockid_t id = CLOCK_HIGHRES;
|
|
#elif defined(CLOCK_MONOTONIC)
|
|
/* AIX, BSD, Linux, POSIX, Solaris. ----------------- */
|
|
const clockid_t id = CLOCK_MONOTONIC;
|
|
#elif defined(CLOCK_REALTIME)
|
|
/* AIX, BSD, HP-UX, Linux, POSIX. ------------------- */
|
|
const clockid_t id = CLOCK_REALTIME;
|
|
#else
|
|
const clockid_t id = (clockid_t)-1; /* Unknown. */
|
|
#endif /* CLOCK_* */
|
|
if(id != (clockid_t)-1 && clock_gettime(id, &ts) != -1)
|
|
return (double)ts.tv_sec + (double)ts.tv_nsec / 1000000000.0;
|
|
/* Fall thru. */
|
|
}
|
|
#endif /* _POSIX_TIMERS */
|
|
|
|
/* AIX, BSD, Cygwin, HP-UX, Linux, OSX, POSIX, Solaris. ----- */
|
|
gettimeofday(&tm, NULL);
|
|
return (double)tm.tv_sec + (double)tm.tv_usec / 1000000.0;
|
|
#else
|
|
return -1.0; /* Failed. */
|
|
#endif
|
|
}
|
|
|
|
/**
|
|
* Returns the amount of CPU time used by the current process,
|
|
* in seconds, or -1.0 if an error occurred.
|
|
*/
|
|
__attribute__((unused)) static double mu_timer_cpu(void) {
|
|
#if defined(_WIN32)
|
|
/* Windows -------------------------------------------------- */
|
|
FILETIME createTime;
|
|
FILETIME exitTime;
|
|
FILETIME kernelTime;
|
|
FILETIME userTime;
|
|
|
|
/* This approach has a resolution of 1/64 second. Unfortunately, Windows' API does not offer better */
|
|
if(GetProcessTimes(GetCurrentProcess(), &createTime, &exitTime, &kernelTime, &userTime) != 0) {
|
|
ULARGE_INTEGER userSystemTime;
|
|
memcpy(&userSystemTime, &userTime, sizeof(ULARGE_INTEGER));
|
|
return (double)userSystemTime.QuadPart / 10000000.0;
|
|
}
|
|
|
|
#elif defined(__unix__) || defined(__unix) || defined(unix) || \
|
|
(defined(__APPLE__) && defined(__MACH__))
|
|
/* AIX, BSD, Cygwin, HP-UX, Linux, OSX, and Solaris --------- */
|
|
|
|
#if defined(_POSIX_TIMERS) && (_POSIX_TIMERS > 0)
|
|
/* Prefer high-res POSIX timers, when available. */
|
|
{
|
|
clockid_t id;
|
|
struct timespec ts;
|
|
#if _POSIX_CPUTIME > 0
|
|
/* Clock ids vary by OS. Query the id, if possible. */
|
|
if(clock_getcpuclockid(0, &id) == -1)
|
|
#endif
|
|
#if defined(CLOCK_PROCESS_CPUTIME_ID)
|
|
/* Use known clock id for AIX, Linux, or Solaris. */
|
|
id = CLOCK_PROCESS_CPUTIME_ID;
|
|
#elif defined(CLOCK_VIRTUAL)
|
|
/* Use known clock id for BSD or HP-UX. */
|
|
id = CLOCK_VIRTUAL;
|
|
#else
|
|
id = (clockid_t)-1;
|
|
#endif
|
|
if(id != (clockid_t)-1 && clock_gettime(id, &ts) != -1)
|
|
return (double)ts.tv_sec + (double)ts.tv_nsec / 1000000000.0;
|
|
}
|
|
#endif
|
|
|
|
#if defined(RUSAGE_SELF)
|
|
{
|
|
struct rusage rusage;
|
|
if(getrusage(RUSAGE_SELF, &rusage) != -1)
|
|
return (double)rusage.ru_utime.tv_sec + (double)rusage.ru_utime.tv_usec / 1000000.0;
|
|
}
|
|
#endif
|
|
|
|
#if defined(_SC_CLK_TCK)
|
|
{
|
|
const double ticks = (double)sysconf(_SC_CLK_TCK);
|
|
struct tms tms;
|
|
if(times(&tms) != (clock_t)-1) return (double)tms.tms_utime / ticks;
|
|
}
|
|
#endif
|
|
|
|
#if defined(CLOCKS_PER_SEC)
|
|
{
|
|
clock_t cl = clock();
|
|
if(cl != (clock_t)-1) return (double)cl / (double)CLOCKS_PER_SEC;
|
|
}
|
|
#endif
|
|
|
|
#endif
|
|
|
|
return -1; /* Failed. */
|
|
}
|
|
|
|
#ifdef __cplusplus
|
|
}
|
|
#endif
|
|
|
|
#endif /* MINUNIT_MINUNIT_H */
|