Added a method on UDPConn so they can actually send broadcast packets.

R=rsc
https://golang.org/cl/162046

diff --git a/src/pkg/net/udpsock.go b/src/pkg/net/udpsock.go
index a7069fec4bd07ebaa9f575985a5b7954c0cb1e1a..a8b8ba3c922b2d0854f5e0ff76532c749f894e54 100644 (file)
--- a/src/pkg/net/udpsock.go
+++ b/src/pkg/net/udpsock.go
@@ -71,7 +71,11 @@ type UDPConn struct {
        fd *netFD;
 }
 
-func newUDPConn(fd *netFD) *UDPConn    { return &UDPConn{fd} }
+func newUDPConn(fd *netFD) *UDPConn {
+       c := &UDPConn{fd};
+       setsockoptInt(fd.fd, syscall.SOL_SOCKET, syscall.SO_BROADCAST, 1);
+       return c;
+}
 
 func (c *UDPConn) ok() bool    { return c != nil && c.fd != nil }