make sigsuspend a cancellation point

0f8cc94d · Rich Felker · 5b9429ad · 0f8cc94d
隐藏空白更改
内联并排

Showing with 6 addition and 1 deletion

src/signal/sigsuspend.c src/signal/sigsuspend.c +6 -1

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--- a/src/signal/sigsuspend.c
+++ b/src/signal/sigsuspend.c
 #include <signal.h>
 #include "syscall.h"
+#include "libc.h"

 int sigsuspend(const sigset_t *mask)
 {
-	return syscall2(__NR_rt_sigsuspend, (long)mask, SYSCALL_SIGSET_SIZE);
+	int ret;
+	CANCELPT_BEGIN;
+	ret = syscall2(__NR_rt_sigsuspend, (long)mask, SYSCALL_SIGSET_SIZE);
+	CANCELPT_END;
+	return ret;
 }