X-Git-Url: http://nsz.repo.hu/git/?a=blobdiff_plain;f=src%2Flinux%2Fsignalfd.c;h=4bf43326fe5a7ee55858e728cf5bcff07bb64667;hb=0296baff0ed5199612768db8bdf653b1930bbc66;hp=ecda263e32a749566f3a7066da282a6b8b8b16d4;hpb=0b44a0315b47dd8eced9f3b7f31580cf14bbfc01;p=musl

diff --git a/src/linux/signalfd.c b/src/linux/signalfd.c
index ecda263e..4bf43326 100644
--- a/src/linux/signalfd.c
+++ b/src/linux/signalfd.c
@@ -1,7 +1,21 @@
 #include <sys/signalfd.h>
+#include <signal.h>
+#include <errno.h>
+#include <fcntl.h>
 #include "syscall.h"
 
 int signalfd(int fd, const sigset_t *sigs, int flags)
 {
-	return syscall3(__NR_signalfd, fd, (long)sigs, 8);
+	int ret = __syscall(SYS_signalfd4, fd, sigs, _NSIG/8, flags);
+#ifdef SYS_signalfd
+	if (ret != -ENOSYS) return __syscall_ret(ret);
+	ret = __syscall(SYS_signalfd, fd, sigs, _NSIG/8);
+	if (ret >= 0) {
+		if (flags & SFD_CLOEXEC)
+			__syscall(SYS_fcntl, ret, F_SETFD, FD_CLOEXEC);
+		if (flags & SFD_NONBLOCK)
+			__syscall(SYS_fcntl, ret, F_SETFL, O_NONBLOCK);
+	}
+#endif
+	return __syscall_ret(ret);
 }