Install library-installed signal handlers with the SA_RESTART flag

set.

3 files changed, 3 insertions, 3 deletions

diff --git a/lib/libc_r/uthread/uthread_init.c b/lib/libc_r/uthread/uthread_init.c
index 74db740..fd4aef4 100644
--- a/lib/libc_r/uthread/uthread_init.c
+++ b/lib/libc_r/uthread/uthread_init.c
@@ -376,7 +376,7 @@ _thread_init(void)
 		/* Initialise the global signal action structure: */
 		sigfillset(&act.sa_mask);
 		act.sa_handler = (void (*) ()) _thread_sig_handler;
-		act.sa_flags = SA_SIGINFO | SA_ONSTACK;
+		act.sa_flags = SA_SIGINFO | SA_RESTART;
 
 		/* Clear pending signals for the process: */
 		sigemptyset(&_process_sigpending);
diff --git a/lib/libc_r/uthread/uthread_sigaction.c b/lib/libc_r/uthread/uthread_sigaction.c
index 2be587c..a476542 100644
--- a/lib/libc_r/uthread/uthread_sigaction.c
+++ b/lib/libc_r/uthread/uthread_sigaction.c
@@ -84,7 +84,7 @@ _sigaction(int sig, const struct sigaction * act, struct sigaction * oact)
 			 * handler arguments.
 			 */
 			sigfillset(&gact.sa_mask);
-			gact.sa_flags = SA_SIGINFO | SA_ONSTACK;
+			gact.sa_flags = SA_SIGINFO | SA_RESTART;
 
 			/*
 			 * Check if the signal handler is being set to
diff --git a/lib/libc_r/uthread/uthread_sigwait.c b/lib/libc_r/uthread/uthread_sigwait.c
index 1e87249..a3da75f 100644
--- a/lib/libc_r/uthread/uthread_sigwait.c
+++ b/lib/libc_r/uthread/uthread_sigwait.c
@@ -54,7 +54,7 @@ _sigwait(const sigset_t *set, int *sig)
 	 * Specify the thread kernel signal handler.
 	 */
 	act.sa_handler = (void (*) ()) _thread_sig_handler;
-	act.sa_flags = SA_RESTART | SA_SIGINFO;
+	act.sa_flags = SA_SIGINFO | SA_RESTART;
 	/* Ensure the signal handler cannot be interrupted by other signals: */
 	sigfillset(&act.sa_mask);