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Diffstat (limited to 'lib/libc/signal/sigwait.c')
-rw-r--r--lib/libc/signal/sigwait.c14
1 files changed, 14 insertions, 0 deletions
diff --git a/lib/libc/signal/sigwait.c b/lib/libc/signal/sigwait.c
new file mode 100644
index 00000000..59b0dd6c
--- /dev/null
+++ b/lib/libc/signal/sigwait.c
@@ -0,0 +1,14 @@
+#include <signal.h>
+
+int sigwait(const sigset_t *restrict mask, int *restrict sig)
+{
+ siginfo_t si;
+
+ if (sigtimedwait(mask, &si, 0) < 0) {
+ return -1;
+ }
+
+ *sig = si.si_signo;
+
+ return 0;
+}