| 1 | /*
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| 2 | * Copyright (c) 2019 Vojtech Horky
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| 3 | * All rights reserved.
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| 4 | *
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| 5 | * Redistribution and use in source and binary forms, with or without
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| 6 | * modification, are permitted provided that the following conditions
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| 7 | * are met:
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| 8 | *
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| 9 | * - Redistributions of source code must retain the above copyright
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| 10 | * notice, this list of conditions and the following disclaimer.
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| 11 | * - Redistributions in binary form must reproduce the above copyright
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| 12 | * notice, this list of conditions and the following disclaimer in the
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| 13 | * documentation and/or other materials provided with the distribution.
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| 14 | * - The name of the author may not be used to endorse or promote products
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| 15 | * derived from this software without specific prior written permission.
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| 16 | *
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| 17 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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| 18 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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| 19 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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| 20 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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| 21 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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| 22 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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| 23 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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| 24 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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| 25 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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| 26 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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| 27 | */
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| 28 |
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| 29 | /** @addtogroup hbench
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| 30 | * @{
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| 31 | */
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| 32 | /**
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| 33 | * @file
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| 34 | */
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| 35 |
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| 36 | #include <stdarg.h>
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| 37 | #include <stdio.h>
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| 38 | #include "hbench.h"
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| 39 |
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| 40 | /** Initialize bench run structure.
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| 41 | *
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| 42 | * @param run Structure to intialize.
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| 43 | * @param error_buffer Pre-allocated memory to use for error messages.
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| 44 | * @param error_buffer_size Size of error_buffer.
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| 45 | */
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| 46 | void bench_run_init(bench_run_t *run, char *error_buffer, size_t error_buffer_size)
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| 47 | {
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| 48 | stopwatch_init(&run->stopwatch);
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| 49 | run->error_message = error_buffer;
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| 50 | run->error_message_buffer_size = error_buffer_size;
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| 51 | }
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| 52 |
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| 53 | /** Format error message on benchmark failure.
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| 54 | *
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| 55 | * This function always returns false so it can be easily used in benchmark
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| 56 | * runners as
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| 57 | *
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| 58 | * @code
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| 59 | * if (error) {
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| 60 | * return bench_run_fail(run, "we failed");
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| 61 | * }
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| 62 | * @endcode
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| 63 | *
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| 64 | * @param run Current benchmark run.
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| 65 | * @param fmt printf-style message followed by extra arguments.
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| 66 | * @retval false Always.
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| 67 | */
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| 68 | bool bench_run_fail(bench_run_t *run, const char *fmt, ...)
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| 69 | {
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| 70 | va_list args;
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| 71 | va_start(args, fmt);
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| 72 | vsnprintf(run->error_message, run->error_message_buffer_size, fmt, args);
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| 73 | va_end(args);
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| 74 |
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| 75 | return false;
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| 76 | }
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| 77 |
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| 78 | /** @}
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| 79 | */
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