diff options
Diffstat (limited to 'sysdeps/unix/sysv/linux/clock_settime.c')
| -rw-r--r-- | sysdeps/unix/sysv/linux/clock_settime.c | 60 |
1 files changed, 60 insertions, 0 deletions
diff --git a/sysdeps/unix/sysv/linux/clock_settime.c b/sysdeps/unix/sysv/linux/clock_settime.c index 5f3f22f74b..70ddb9e5ff 100644 --- a/sysdeps/unix/sysv/linux/clock_settime.c +++ b/sysdeps/unix/sysv/linux/clock_settime.c @@ -35,4 +35,64 @@ #define SYSDEP_SETTIME_CPU \ retval = INLINE_SYSCALL (clock_settime, 2, clock_id, tp) +/* 64-bit time version */ + +#ifdef __NR_clock_settime64 +/* We know the clock_gettime64 syscall, so use it or else clock_gettime */ + +extern int __y2038_linux_support; + +#define SYSDEP_SETTIME64 \ + SYSDEP_SETTIME64_CPUTIME; \ + case CLOCK_REALTIME: \ + if (__y2038_linux_support) \ + { \ + ts64.tv_sec = tp->tv_sec; \ + ts64.tv_nsec = tp->tv_nsec; \ + ts64.tv_pad = 0; \ + retval = INLINE_SYSCALL (clock_settime64, 2, clock_id, &ts64); \ + } \ + else \ + { \ + retval = -1; \ + __set_errno (EOVERFLOW); \ + } \ + if (retval == -1 && errno == ENOSYS) \ + { \ + if (! fits_in_time_t(tp->tv_sec)) \ + { \ + __set_errno (EOVERFLOW); \ + } \ + else \ + { \ + valid_timespec64_to_timespec(tp, &ts32); \ + retval = INLINE_SYSCALL (clock_settime, 2, clock_id, &ts32); \ + } \ + } \ + break +#define SYSDEP_SETTIME64_CPUTIME \ + struct __timespec64 ts64; \ + struct timespec ts32; + +#else +/* We don't know the clock_gettime64 syscall, so only use clock_gettime */ + +#define SYSDEP_SETTIME64 \ + SYSDEP_SETTIME64_CPUTIME; \ + case CLOCK_REALTIME: \ + if (! fits_in_time_t(tp->tv_sec)) \ + { \ + __set_errno (EOVERFLOW); \ + } \ + else \ + { \ + valid_timespec64_to_timespec(tp, &ts32); \ + retval = INLINE_SYSCALL (clock_settime, 2, clock_id, &ts32); \ + } \ + break +#define SYSDEP_SETTIME64_CPUTIME \ + struct timespec ts32; + +#endif + #include <sysdeps/unix/clock_settime.c> |