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CLEANUP: time: refine the test on _POSIX_TIMERS

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The clock_gettime() man page says we must check that _POSIX_TIMERS is
defined to a value greater than zero, not just that it's simply defined
so let's fix this right now.
This commit is contained in:
Willy Tarreau 2019-05-21 19:46:58 +02:00
parent aacc405c1f
commit f61782418c
3 changed files with 5 additions and 5 deletions
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2
include/common/compat.h
View File

@ -99,7 +99,7 @@
#endif
/* systems without such defines do not know clockid_t */
#if !defined(_POSIX_TIMERS) || (_POSIX_C_SOURCE < 199309L)
#if !(_POSIX_TIMERS > 0) || (_POSIX_C_SOURCE < 199309L)
#define clockid_t int
#undef CLOCK_REALTIME
#undef CLOCK_MONOTONIC

6
include/common/time.h
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@ -519,7 +519,7 @@ REGPRM3 static inline struct timeval *__tv_ms_add(struct timeval *tv, const stru
/* returns the system's monotonic time in nanoseconds if supported, otherwise zero */
static inline uint64_t now_mono_time()
{
#if defined(_POSIX_TIMERS) && defined(_POSIX_MONOTONIC_CLOCK)
#if (_POSIX_TIMERS > 0) && defined(_POSIX_MONOTONIC_CLOCK)
struct timespec ts;
clock_gettime(CLOCK_MONOTONIC, &ts);
return ts.tv_sec * 1000000000ULL + ts.tv_nsec;
@ -531,7 +531,7 @@ static inline uint64_t now_mono_time()
/* returns the current thread's cumulated CPU time in nanoseconds if supported, otherwise zero */
static inline uint64_t now_cpu_time()
{
#if defined(_POSIX_TIMERS) && defined(_POSIX_THREAD_CPUTIME)
#if (_POSIX_TIMERS > 0) && defined(_POSIX_THREAD_CPUTIME)
struct timespec ts;
clock_gettime(CLOCK_THREAD_CPUTIME_ID, &ts);
return ts.tv_sec * 1000000000ULL + ts.tv_nsec;
@ -543,7 +543,7 @@ static inline uint64_t now_cpu_time()
/* returns another thread's cumulated CPU time in nanoseconds if supported, otherwise zero */
static inline uint64_t now_cpu_time_thread(const struct thread_info *thr)
{
#if defined(_POSIX_TIMERS) && defined(_POSIX_THREAD_CPUTIME)
#if (_POSIX_TIMERS > 0) && defined(_POSIX_THREAD_CPUTIME)
struct timespec ts;
clock_gettime(thr->clock_id, &ts);
return ts.tv_sec * 1000000000ULL + ts.tv_nsec;

2
src/haproxy.c
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@ -2511,7 +2511,7 @@ static void *run_thread_poll_loop(void *data)
ha_set_tid((unsigned long)data);
#if defined(_POSIX_TIMERS) && defined(_POSIX_THREAD_CPUTIME)
#if (_POSIX_TIMERS > 0) && defined(_POSIX_THREAD_CPUTIME)
#ifdef USE_THREAD
pthread_getcpuclockid(pthread_self(), &ti->clock_id);
#else