X-Git-Url: http://nsz.repo.hu/git/?a=blobdiff_plain;f=src%2Fnetwork%2Faccept4.c;h=59ab1726bdcb3963170141106b2b575eaacac9ed;hb=84ebec6ceea997568c1711e7d810ad6bb3a96346;hp=6b5c16cebe53cb772bf8e7933c5bcc09463e046d;hpb=dc62790deec183697489d5fddea03c82f725e7fd;p=musl

diff --git a/src/network/accept4.c b/src/network/accept4.c
index 6b5c16ce..59ab1726 100644
--- a/src/network/accept4.c
+++ b/src/network/accept4.c
@@ -1,9 +1,19 @@
 #define _GNU_SOURCE
 #include <sys/socket.h>
+#include <errno.h>
+#include <fcntl.h>
 #include "syscall.h"
-#include "libc.h"
 
 int accept4(int fd, struct sockaddr *restrict addr, socklen_t *restrict len, int flg)
 {
-	return socketcall_cp(accept4, fd, addr, len, flg, 0, 0);
+	if (!flg) return accept(fd, addr, len);
+	int ret = socketcall_cp(accept4, fd, addr, len, flg, 0, 0);
+	if (ret>=0 || (errno != ENOSYS && errno != EINVAL)) return ret;
+	ret = accept(fd, addr, len);
+	if (ret<0) return ret;
+	if (flg & SOCK_CLOEXEC)
+		__syscall(SYS_fcntl, ret, F_SETFD, FD_CLOEXEC);
+	if (flg & SOCK_NONBLOCK)
+		__syscall(SYS_fcntl, ret, F_SETFL, O_NONBLOCK);
+	return ret;
 }