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sigsuspend.c: Address set but unused variable warning

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This commit is contained in:
Joel Sherrill
2013-09-21 16:16:25 -05:00
parent 41ea8015d2
commit acfdf513e2
1 changed files with 6 additions and 3 deletions
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cpukit/posix/src/sigsuspend.c
+6 -3
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@@ -33,17 +33,20 @@ int sigsuspend(
{
sigset_t saved_signals_blocked;
sigset_t current_unblocked_signals;
int status;
/*
* We use SIG_BLOCK and not SIG_SETMASK because there may be
* signals which might be pending, which might get caught here.
* We want the signals to be caught inside sigtimedwait.
*
* We ignore the return status codes because sigsuspend() is
* defined to either terminate or return -1 with errno set to
* EINTR.
*/
status = sigprocmask( SIG_BLOCK, sigmask, &saved_signals_blocked );
(void) sigprocmask( SIG_BLOCK, sigmask, &saved_signals_blocked );
current_unblocked_signals = ~(*sigmask);
status = sigtimedwait( &current_unblocked_signals, NULL, NULL );
(void) sigtimedwait( &current_unblocked_signals, NULL, NULL );
(void) sigprocmask( SIG_SETMASK, &saved_signals_blocked, NULL );