Set FD_CLOEXEC on socket.

52426b0f · Juliusz Chroboczek · 67f8ce0b · 52426b0f
Commit 52426b0f authored Apr 03, 2008 by Juliusz Chroboczek
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net.c net.c +8 -0

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--- a/net.c
+++ b/net.c
@@ -75,6 +75,14 @@ babel_socket(int port)
    if(rc < 0)
        goto fail;

+    rc = fcntl(s, F_GETFD, 0);
+    if(rc < 0)
+        goto fail;
+
+    rc = fcntl(s, F_SETFD, rc | FD_CLOEXEC);
+    if(rc < 0)
+        goto fail;
+
    memset(&sin6, 0, sizeof(sin6));
    sin6.sin6_family = AF_INET6;
    sin6.sin6_port = htons(port);