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| author | Ian Lance Taylor <ian@gcc.gnu.org> | 2011-05-20 00:18:15 +0000 |
|---|---|---|
| committer | Ian Lance Taylor <ian@gcc.gnu.org> | 2011-05-20 00:18:15 +0000 |
| commit | 9ff56c9570642711d5b7ab29920ecf5dbff14a27 (patch) | |
| tree | c891bdec1e6f073f73fedeef23718bc3ac30d499 /libgo/go/net/lookup.go | |
| parent | 37cb25ed7acdb844b218231130e54b8b7a0ff6e6 (diff) | |
| download | gcc-9ff56c9570642711d5b7ab29920ecf5dbff14a27.zip gcc-9ff56c9570642711d5b7ab29920ecf5dbff14a27.tar.gz gcc-9ff56c9570642711d5b7ab29920ecf5dbff14a27.tar.bz2 | |
Update to current version of Go library.
From-SVN: r173931
Diffstat (limited to 'libgo/go/net/lookup.go')
| -rw-r--r-- | libgo/go/net/lookup.go | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/libgo/go/net/lookup.go b/libgo/go/net/lookup.go index 7b2185ed..eeb22a8 100644 --- a/libgo/go/net/lookup.go +++ b/libgo/go/net/lookup.go @@ -36,3 +36,15 @@ func LookupPort(network, service string) (port int, err os.Error) { } return } + +// LookupCNAME returns the canonical DNS host for the given name. +// Callers that do not care about the canonical name can call +// LookupHost or LookupIP directly; both take care of resolving +// the canonical name as part of the lookup. +func LookupCNAME(name string) (cname string, err os.Error) { + cname, err, ok := cgoLookupCNAME(name) + if !ok { + cname, err = goLookupCNAME(name) + } + return +} |