diff options
Diffstat (limited to 'src/platform/posix/posix_clock.c')
| -rw-r--r-- | src/platform/posix/posix_clock.c | 44 |
1 files changed, 17 insertions, 27 deletions
diff --git a/src/platform/posix/posix_clock.c b/src/platform/posix/posix_clock.c index c772263c..4307fa89 100644 --- a/src/platform/posix/posix_clock.c +++ b/src/platform/posix/posix_clock.c @@ -1,23 +1,10 @@ /* * Copyright 2016 Garrett D'Amore <garrett@damore.org> * - * Permission is hereby granted, free of charge, to any person obtaining a copy - * of this software and associated documentation files (the "Software"), - * to deal in the Software without restriction, including without limitation - * the rights to use, copy, modify, merge, publish, distribute, sublicense, - * and/or sell copies of the Software, and to permit persons to whom - * the Software is furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice shall be included - * in all copies or substantial portions of the Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL - * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER - * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING - * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS - * IN THE SOFTWARE. + * This software is supplied under the terms of the MIT License, a + * copy of which should be located in the distribution where this + * file was obtained (LICENSE.txt). A copy of the license may also be + * found online at https://opensource.org/licenses/MIT. */ /* @@ -38,17 +25,16 @@ #include <errno.h> #include <string.h> -#ifndef NNG_USE_GETTIMEOFDAY +#ifndef NNG_USE_GETTIMEOFDAY /* * Use POSIX realtime stuff. */ - uint64_t nni_clock(void) { - struct timespec ts; - uint64_t usec; + struct timespec ts; + uint64_t usec; if (clock_gettime(NNG_USE_CLOCKID, &ts) != 0) { /* This should never ever occur. */ @@ -76,7 +62,8 @@ nni_usleep(uint64_t usec) } } -#else /* NNG_USE_GETTIMEOFDAY */ + +#else /* NNG_USE_GETTIMEOFDAY */ /* * If you're here, its because you don't have a modern clock_gettime with @@ -98,6 +85,7 @@ nni_clock(void) uint64_t usec; struct timeval tv; + if (gettimeofday(&tv, NULL) != 0) { nni_panic("gettimeofday failed: %s", strerror(errno)); } @@ -108,6 +96,7 @@ nni_clock(void) return (usec); } + void nni_usleep(uint64_t usec) { @@ -133,7 +122,7 @@ nni_usleep(uint64_t usec) pfd.fd = -1; pfd.events = 0; - now = nni_clock(); + now = nni_clock(); expire = now + usec; while (now < expire) { @@ -144,11 +133,12 @@ nni_usleep(uint64_t usec) * early. So this gives us a better chance to avoid adding * nearly an extra unneeded millisecond to the wait. */ - (void) poll(&pfd, 0, (int)((expire - now) / 1000)); - now = nni_clock(); + (void) poll(&pfd, 0, (int) ((expire - now) / 1000)); + now = nni_clock(); } } -#endif /* NNG_USE_GETTIMEOFDAY */ -#endif /* PLATFORM_POSIX_CLOCK */ +#endif /* NNG_USE_GETTIMEOFDAY */ + +#endif /* PLATFORM_POSIX_CLOCK */ |