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net: enable UDP broadcast before it is needed (instead of after)

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Fixes #526.

R=r
CC=golang-dev
https://golang.org/cl/186211
This commit is contained in:
Russ Cox 2010-01-18 15:59:32 -08:00
parent 16205a3534
commit 7c1bb00374
2 changed files with 4 additions and 5 deletions
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3
src/pkg/net/sock.go
View File

@ -35,6 +35,9 @@ func socket(net string, f, p, t int, la, ra syscall.Sockaddr, toAddr func(syscal
// Allow reuse of recently-used addresses.
syscall.SetsockoptInt(s, syscall.SOL_SOCKET, syscall.SO_REUSEADDR, 1)
// Allow broadcast.
syscall.SetsockoptInt(s, syscall.SOL_SOCKET, syscall.SO_BROADCAST, 1)
if la != nil {
e = syscall.Bind(s, la)
if e != 0 {

6
src/pkg/net/udpsock.go
View File

@ -71,11 +71,7 @@ type UDPConn struct {
fd *netFD
}
func newUDPConn(fd *netFD) *UDPConn {
c := &UDPConn{fd}
setsockoptInt(fd.sysfd, syscall.SOL_SOCKET, syscall.SO_BROADCAST, 1)
return c
}
func newUDPConn(fd *netFD) *UDPConn { return &UDPConn{fd} }
func (c *UDPConn) ok() bool { return c != nil && c.fd != nil }