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Diffstat (limited to 'libc/unistd/sleep.c')
-rw-r--r--libc/unistd/sleep.c16
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;