diff options
Diffstat (limited to 'sysdeps/unix/sysv/linux/ppoll.c')
| -rw-r--r-- | sysdeps/unix/sysv/linux/ppoll.c | 40 |
1 files changed, 15 insertions, 25 deletions
diff --git a/sysdeps/unix/sysv/linux/ppoll.c b/sysdeps/unix/sysv/linux/ppoll.c index 624f14f..8ca133b 100644 --- a/sysdeps/unix/sysv/linux/ppoll.c +++ b/sysdeps/unix/sysv/linux/ppoll.c @@ -21,9 +21,6 @@ #include <time.h> #include <sys/poll.h> #include <sysdep-cancel.h> -#include <kernel-features.h> -#include <time64-support.h> - int __ppoll64 (struct pollfd *fds, nfds_t nfds, const struct __timespec64 *timeout, @@ -38,40 +35,33 @@ __ppoll64 (struct pollfd *fds, nfds_t nfds, const struct __timespec64 *timeout, timeout = &tval; } - int ret; - - if (supports_time64 ()) - { #ifndef __NR_ppoll_time64 # define __NR_ppoll_time64 __NR_ppoll #endif + +#ifdef __ASSUME_TIME64_SYSCALLS + return SYSCALL_CANCEL (ppoll_time64, fds, nfds, timeout, sigmask, + __NSIG_BYTES); +#else + int ret; + bool need_time64 = timeout != NULL && !in_time_t_range (timeout->tv_sec); + if (need_time64) + { ret = SYSCALL_CANCEL (ppoll_time64, fds, nfds, timeout, sigmask, __NSIG_BYTES); - if (ret == 0 || errno != ENOSYS) return ret; - - mark_time64_unsupported (); + __set_errno (EOVERFLOW); + return -1; } -#ifndef __ASSUME_TIME64_SYSCALLS struct timespec ts32; - if (timeout) - { - if (! in_time_t_range (timeout->tv_sec)) - { - __set_errno (EOVERFLOW); - return -1; - } - - ts32 = valid_timespec64_to_timespec (*timeout); - } + if (timeout != NULL) + ts32 = valid_timespec64_to_timespec (*timeout); - ret = SYSCALL_CANCEL (ppoll, fds, nfds, timeout ? &ts32 : NULL, sigmask, - __NSIG_BYTES); + return SYSCALL_CANCEL (ppoll, fds, nfds, timeout ? &ts32 : NULL, sigmask, + __NSIG_BYTES); #endif - - return ret; } #if __TIMESIZE != 64 |