diff options
Diffstat (limited to 'librt/clock_getcpuclockid.c')
| -rw-r--r-- | librt/clock_getcpuclockid.c | 15 |
1 files changed, 14 insertions, 1 deletions
diff --git a/librt/clock_getcpuclockid.c b/librt/clock_getcpuclockid.c index b6142a78a..a402e56d7 100644 --- a/librt/clock_getcpuclockid.c +++ b/librt/clock_getcpuclockid.c @@ -30,7 +30,7 @@ int clock_getcpuclockid (pid_t pid, clockid_t *clock_id) { -#ifdef __NR_clock_getres +#if defined(__NR_clock_getres) || defined(__NR_clock_getres_time64) /* The clockid_t value is a simple computation from the PID. But we do a clock_getres call to validate it. */ @@ -47,7 +47,11 @@ clock_getcpuclockid (pid_t pid, clockid_t *clock_id) # endif { INTERNAL_SYSCALL_DECL (err); +# if defined(__UCLIBC_USE_TIME64__) && defined(__NR_clock_getres_time64) + int r = INTERNAL_SYSCALL (clock_getres_time64, err, 2, pidclock, NULL); +# else int r = INTERNAL_SYSCALL (clock_getres, err, 2, pidclock, NULL); +# endif if (!INTERNAL_SYSCALL_ERROR_P (r, err)) { *clock_id = pidclock; @@ -66,12 +70,21 @@ clock_getcpuclockid (pid_t pid, clockid_t *clock_id) if (INTERNAL_SYSCALL_ERRNO (r, err) == EINVAL) { # if !(__ASSUME_POSIX_CPU_TIMERS > 0) +# if defined(__UCLIBC_USE_TIME64__) && defined(__NR_clock_getres_time64) + if (pidclock == MAKE_PROCESS_CPUCLOCK (0, CPUCLOCK_SCHED) + || INTERNAL_SYSCALL_ERROR_P (INTERNAL_SYSCALL + (clock_getres_time64, err, 2, + MAKE_PROCESS_CPUCLOCK + (0, CPUCLOCK_SCHED), NULL), + err)) +# else if (pidclock == MAKE_PROCESS_CPUCLOCK (0, CPUCLOCK_SCHED) || INTERNAL_SYSCALL_ERROR_P (INTERNAL_SYSCALL (clock_getres, err, 2, MAKE_PROCESS_CPUCLOCK (0, CPUCLOCK_SCHED), NULL), err)) +# endif /* The kernel doesn't support these clocks at all. */ __libc_missing_posix_cpu_timers = 1; else |