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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2018-11-07 12:19:29 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2018-11-07 12:20:17 +0000 |
commit | a64a253794ac64cb40befee54db53bde17dd0d49 (patch) | |
tree | c1024acc5f6e508814b944d99f112259bb28b1be /src/clocks.c | |
parent | New upstream version 1.10.0+dfsg (diff) | |
download | netdata-upstream/1.11.0+dfsg.tar.xz netdata-upstream/1.11.0+dfsg.zip |
New upstream version 1.11.0+dfsgupstream/1.11.0+dfsg
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r-- | src/clocks.c | 137 |
1 files changed, 0 insertions, 137 deletions
diff --git a/src/clocks.c b/src/clocks.c deleted file mode 100644 index 2b1c36e3f..000000000 --- a/src/clocks.c +++ /dev/null @@ -1,137 +0,0 @@ -#include "common.h" - -#ifndef HAVE_CLOCK_GETTIME -inline int clock_gettime(clockid_t clk_id, struct timespec *ts) { - struct timeval tv; - if(unlikely(gettimeofday(&tv, NULL) == -1)) - return -1; - ts->tv_sec = tv.tv_sec; - ts->tv_nsec = (tv.tv_usec % USEC_PER_SEC) * NSEC_PER_USEC; - return 0; -} -#endif - -static inline time_t now_sec(clockid_t clk_id) { - struct timespec ts; - if(unlikely(clock_gettime(clk_id, &ts) == -1)) - return 0; - return ts.tv_sec; -} - -static inline usec_t now_usec(clockid_t clk_id) { - struct timespec ts; - if(unlikely(clock_gettime(clk_id, &ts) == -1)) - return 0; - return (usec_t)ts.tv_sec * USEC_PER_SEC + (ts.tv_nsec % NSEC_PER_SEC) / NSEC_PER_USEC; -} - -static inline int now_timeval(clockid_t clk_id, struct timeval *tv) { - struct timespec ts; - - if(unlikely(clock_gettime(clk_id, &ts) == -1)) { - tv->tv_sec = 0; - tv->tv_usec = 0; - return -1; - } - - tv->tv_sec = ts.tv_sec; - tv->tv_usec = (suseconds_t)((ts.tv_nsec % NSEC_PER_SEC) / NSEC_PER_USEC); - return 0; -} - -inline time_t now_realtime_sec(void) { - return now_sec(CLOCK_REALTIME); -} - -inline usec_t now_realtime_usec(void) { - return now_usec(CLOCK_REALTIME); -} - -inline int now_realtime_timeval(struct timeval *tv) { - return now_timeval(CLOCK_REALTIME, tv); -} - -inline time_t now_monotonic_sec(void) { - return now_sec(CLOCK_MONOTONIC); -} - -inline usec_t now_monotonic_usec(void) { - return now_usec(CLOCK_MONOTONIC); -} - -inline int now_monotonic_timeval(struct timeval *tv) { - return now_timeval(CLOCK_MONOTONIC, tv); -} - -inline time_t now_boottime_sec(void) { - return now_sec(CLOCK_BOOTTIME); -} - -inline usec_t now_boottime_usec(void) { - return now_usec(CLOCK_BOOTTIME); -} - -inline int now_boottime_timeval(struct timeval *tv) { - return now_timeval(CLOCK_BOOTTIME, tv); -} - -inline usec_t timeval_usec(struct timeval *tv) { - return (usec_t)tv->tv_sec * USEC_PER_SEC + (tv->tv_usec % USEC_PER_SEC); -} - -inline msec_t timeval_msec(struct timeval *tv) { - return (msec_t)tv->tv_sec * MSEC_PER_SEC + ((tv->tv_usec % USEC_PER_SEC) / MSEC_PER_SEC); -} - -inline susec_t dt_usec_signed(struct timeval *now, struct timeval *old) { - usec_t ts1 = timeval_usec(now); - usec_t ts2 = timeval_usec(old); - - if(likely(ts1 >= ts2)) return (susec_t)(ts1 - ts2); - return -((susec_t)(ts2 - ts1)); -} - -inline usec_t dt_usec(struct timeval *now, struct timeval *old) { - usec_t ts1 = timeval_usec(now); - usec_t ts2 = timeval_usec(old); - return (ts1 > ts2) ? (ts1 - ts2) : (ts2 - ts1); -} - -inline void heartbeat_init(heartbeat_t *hb) -{ - *hb = 0ULL; -} - -usec_t heartbeat_next(heartbeat_t *hb, usec_t tick) -{ - heartbeat_t now = now_monotonic_usec(); - usec_t next = now - (now % tick) + tick; - - while(now < next) { - sleep_usec(next - now); - now = now_monotonic_usec(); - } - - if(likely(*hb != 0ULL)) { - usec_t dt = now - *hb; - *hb = now; - - if(unlikely(dt >= tick + tick / 2)) { - errno = 0; - error("heartbeat missed %llu microseconds", dt - tick); - } - - return dt; - } - else { - *hb = now; - return 0ULL; - } -} - -inline usec_t heartbeat_dt_usec(heartbeat_t *hb) -{ - if(!*hb) - return 0ULL; - return now_monotonic_usec() - *hb; -} |