diff options
Diffstat (limited to 'sysdeps/unix/sysv/linux/signalfd.c')
| -rw-r--r-- | sysdeps/unix/sysv/linux/signalfd.c | 22 |
1 files changed, 10 insertions, 12 deletions
diff --git a/sysdeps/unix/sysv/linux/signalfd.c b/sysdeps/unix/sysv/linux/signalfd.c index e07b56cf06..f3ae8c1947 100644 --- a/sysdeps/unix/sysv/linux/signalfd.c +++ b/sysdeps/unix/sysv/linux/signalfd.c @@ -26,17 +26,11 @@ int signalfd (int fd, const sigset_t *mask, int flags) { #ifdef __NR_signalfd4 + int res = INLINE_SYSCALL (signalfd4, 4, fd, mask, _NSIG / 8, flags); # ifndef __ASSUME_SIGNALFD4 - INTERNAL_SYSCALL_DECL (err); - int res = INTERNAL_SYSCALL (signalfd4, err, 4, fd, mask, _NSIG / 8, - flags); - if (!__glibc_unlikely (INTERNAL_SYSCALL_ERROR_P (res, err)) - || INTERNAL_SYSCALL_ERRNO (res, err) != ENOSYS) - return res; -# else - return INLINE_SYSCALL_RETURN (signalfd4, 4, int, fd, mask, _NSIG / 8, - flags); + if (res != -1 || errno != ENOSYS) # endif + return res; #endif #ifndef __ASSUME_SIGNALFD4 @@ -45,12 +39,16 @@ signalfd (int fd, const sigset_t *mask, int flags) kernel (sys_indirect) before implementing setting flags like O_NONBLOCK etc. */ if (flags != 0) - return INLINE_SYSCALL_ERROR_RETURN (-EINVAL, int, -1); + { + __set_errno (EINVAL); + return -1; + } # ifdef __NR_signalfd - return INLINE_SYSCALL_RETURN (signalfd, 3, int, fd, mask, _NSIG / 8); + return INLINE_SYSCALL (signalfd, 3, fd, mask, _NSIG / 8); # else - return INLINE_SYSCALL_ERROR_RETURN (-ENOSYS, int, -1); + __set_errno (ENOSYS); + return -1; # endif #elif !defined __NR_signalfd4 # error "__ASSUME_SIGNALFD4 defined but not __NR_signalfd4" |