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time: Add TIME_MONOTONIC, TIME_ACTIVE, and TIME_THREAD_ACTIVE

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The TIME_MONOTONIC maps to POSIX's CLOCK_MONOTONIC, TIME_ACTIVE to
CLOCK_PROCESS_CPUTIME_ID, and TIME_THREAD_ACTIVE to
CLOCK_THREAD_CPUTIME_ID.

No Linux specific timer are added as extension.

Co-authored-by: Yonggang Luo <luoyonggang@gmail.com>
Reviewed-by: Paul Eggert <eggert@cs.ucla.edu>
This commit is contained in:
Adhemerval Zanella
2025-12-02 09:24:18 -03:00
parent 56d0e2cca1
commit f28a11e43f
10 changed files with 76 additions and 54 deletions
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10
sysdeps/unix/sysv/linux/timespec_getres.c
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@@ -22,12 +22,7 @@
int
__timespec_getres64 (struct __timespec64 *ts, int base)
{
if (base == TIME_UTC)
{
__clock_getres64 (CLOCK_REALTIME, ts);
return base;
}
return 0;
return __clock_getres64 (clock_from_timebase (base), ts) == 0 ? base : 0;
}
#if __TIMESIZE != 64
@@ -40,8 +35,7 @@ __timespec_getres (struct timespec *ts, int base)
struct __timespec64 tp64;
ret = __timespec_getres64 (&tp64, base);
if (ret == TIME_UTC && ts != NULL)
if (ret != 0 && ts != NULL)
*ts = valid_timespec64_to_timespec (tp64);
return ret;