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authorMichael Stapelberg <stapelberg@debian.org>2013-03-04 21:27:36 +0100
committerMichael Stapelberg <michael@stapelberg.de>2013-03-04 21:27:36 +0100
commit04b08da9af0c450d645ab7389d1467308cfc2db8 (patch)
treedb247935fa4f2f94408edc3acd5d0d4f997aa0d8 /src/pkg/net/cgo_linux.go
parent917c5fb8ec48e22459d77e3849e6d388f93d3260 (diff)
downloadgolang-upstream/1.1_hg20130304.tar.gz
Imported Upstream version 1.1~hg20130304upstream/1.1_hg20130304
Diffstat (limited to 'src/pkg/net/cgo_linux.go')
-rw-r--r--src/pkg/net/cgo_linux.go8
1 files changed, 7 insertions, 1 deletions
diff --git a/src/pkg/net/cgo_linux.go b/src/pkg/net/cgo_linux.go
index 8d4413d2d..f6cefa89a 100644
--- a/src/pkg/net/cgo_linux.go
+++ b/src/pkg/net/cgo_linux.go
@@ -9,6 +9,12 @@ package net
*/
import "C"
-func cgoAddrInfoMask() C.int {
+func cgoAddrInfoFlags() C.int {
+ // NOTE(rsc): In theory there are approximately balanced
+ // arguments for and against including AI_ADDRCONFIG
+ // in the flags (it includes IPv4 results only on IPv4 systems,
+ // and similarly for IPv6), but in practice setting it causes
+ // getaddrinfo to return the wrong canonical name on Linux.
+ // So definitely leave it out.
return C.AI_CANONNAME | C.AI_V4MAPPED | C.AI_ALL
}