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-/*
- Copyright 2011-2019 David Robillard <http://drobilla.net>
-
- Permission to use, copy, modify, and/or distribute this software for any
- purpose with or without fee is hereby granted, provided that the above
- copyright notice and this permission notice appear in all copies.
-
- THIS SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
- WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
- MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
- ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
- WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
- ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
- OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
-*/
-
-/**
- @file bench.h A simple real-time benchmarking API.
-*/
-
-#ifndef BENCH_H
-#define BENCH_H
-
-#define _POSIX_C_SOURCE 200809L
-
-#include <sys/time.h>
-#include <time.h>
-
-static inline double
-bench_elapsed_s(const struct timespec* start, const struct timespec* end)
-{
- return ((end->tv_sec - start->tv_sec)
- + ((end->tv_nsec - start->tv_nsec) * 0.000000001));
-}
-
-static inline struct timespec
-bench_start(void)
-{
- struct timespec start_t;
- clock_gettime(CLOCK_REALTIME, &start_t);
- return start_t;
-}
-
-static inline double
-bench_end(const struct timespec* start_t)
-{
- struct timespec end_t;
- clock_gettime(CLOCK_REALTIME, &end_t);
- return bench_elapsed_s(start_t, &end_t);
-}
-
-#endif /* BENCH_H */