diff options
Diffstat (limited to 'libc/unistd/sleep.c')
| -rw-r--r-- | libc/unistd/sleep.c | 16 |
1 files changed, 8 insertions, 8 deletions
diff --git a/libc/unistd/sleep.c b/libc/unistd/sleep.c index e7152c46b..8cac306ce 100644 --- a/libc/unistd/sleep.c +++ b/libc/unistd/sleep.c @@ -66,9 +66,9 @@ unsigned int sleep (unsigned int seconds) /* Linux will wake up the system call, nanosleep, when SIGCHLD arrives even if SIGCHLD is ignored. We have to deal with it in libc. We block SIGCHLD first. */ - if (__sigemptyset (&set) < 0 - || __sigaddset (&set, SIGCHLD) < 0 - || sigprocmask (SIG_BLOCK, &set, &oset)) + __sigemptyset (&set); + __sigaddset (&set, SIGCHLD); + if (sigprocmask (SIG_BLOCK, &set, &oset)) return -1; /* If SIGCHLD is already blocked, we don't have to do anything. */ @@ -77,8 +77,8 @@ unsigned int sleep (unsigned int seconds) int saved_errno; struct sigaction oact; - if (__sigemptyset (&set) < 0 || __sigaddset (&set, SIGCHLD) < 0) - return -1; + __sigemptyset (&set); + __sigaddset (&set, SIGCHLD); /* We get the signal handler for SIGCHLD. */ if (sigaction (SIGCHLD, (struct sigaction *) NULL, &oact) < 0) @@ -136,9 +136,9 @@ unsigned int sleep (unsigned int seconds) return 0; /* block SIGALRM */ - if (__sigemptyset (&set) < 0 - || __sigaddset (&set, SIGALRM) < 0 - || sigprocmask (SIG_BLOCK, &set, &oset)) + __sigemptyset (&set); + __sigaddset (&set, SIGALRM); + if (sigprocmask (SIG_BLOCK, &set, &oset)) return seconds; act.sa_handler = sleep_alarm_handler; |