From ddeb0a4183c74637c23560c9c06c6470721019c9 Mon Sep 17 00:00:00 2001
From: akr <akr@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Sun, 14 Oct 2007 16:18:41 +0000
Subject: * ext/socket/socket.c (s_accept_nonblock): make accepted fd  
 nonblocking.  [ruby-talk:274079]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_1_8@13699 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 ext/socket/socket.c | 19 +++++++++++++++++++
 1 file changed, 19 insertions(+)

(limited to 'ext/socket')

diff --git a/ext/socket/socket.c b/ext/socket/socket.c
index ae3e13acdf..17c0cfeb60 100644
--- a/ext/socket/socket.c
+++ b/ext/socket/socket.c
@@ -1464,6 +1464,24 @@ tcp_svr_init(argc, argv, sock)
 	return init_inetsock(sock, Qnil, arg1, Qnil, Qnil, INET_SERVER);
 }
 
+static void
+make_fd_nonblock(int fd)
+{
+    int flags;
+#ifdef F_GETFL
+    flags = fcntl(fd, F_GETFL);
+    if (flags == -1) {
+        rb_sys_fail(0);
+    }
+#else
+    flags = 0;
+#endif
+    flags |= O_NONBLOCK;
+    if (fcntl(fd, F_SETFL, flags) == -1) {
+        rb_sys_fail(0);
+    }
+}
+
 static VALUE
 s_accept_nonblock(VALUE klass, OpenFile *fptr, struct sockaddr *sockaddr, socklen_t *len)
 {
@@ -1475,6 +1493,7 @@ s_accept_nonblock(VALUE klass, OpenFile *fptr, struct sockaddr *sockaddr, sockle
     if (fd2 < 0) {
         rb_sys_fail("accept(2)");
     }
+    make_fd_nonblock(fd2);
     return init_sock(rb_obj_alloc(klass), fd2);
 }
 
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