X-Git-Url: http://nsz.repo.hu/git/?p=musl;a=blobdiff_plain;f=src%2Fstdio%2Fpopen.c;h=ed20f5a1f017c4415303940e435ce61b9caff7b1;hp=5a47509ed60d6249895df3c80e9d1c4b06ca917d;hb=41d7c77d6a2e74294807d35062e4cd1d48ab72d3;hpb=599f97360389911c293e0ca4c5eb49e007377fba

diff --git a/src/stdio/popen.c b/src/stdio/popen.c
index 5a47509e..ed20f5a1 100644
--- a/src/stdio/popen.c
+++ b/src/stdio/popen.c
@@ -1,4 +1,7 @@
 #include <fcntl.h>
+#include <unistd.h>
+#include <errno.h>
+#include <string.h>
 #include "stdio_impl.h"
 #include "pthread_impl.h"
 #include "syscall.h"
@@ -42,7 +45,7 @@ FILE *popen(const char *cmd, const char *mode)
 	if (pid) {
 		__release_ptc();
 		__syscall(SYS_close, p[1-op]);
-		sigprocmask(SIG_BLOCK, SIGALL_SET, &old);
+		sigprocmask(SIG_SETMASK, &old, 0);
 		if (pid < 0) {
 			fclose(f);
 			return 0;