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| author | Brad Fitzpatrick <bradfitz@golang.org> | 2016-10-21 18:03:49 -0700 |
|---|---|---|
| committer | Brad Fitzpatrick <bradfitz@golang.org> | 2016-10-22 01:23:14 +0000 |
| commit | eb15cf16aee1ec4387b7397b102bd2cc3ff33a64 (patch) | |
| tree | 12174627656c7fc001a38640c3fc908bafef7452 /src/net/lookup.go | |
| parent | aa1e063efd7376e268ee592ebe078c6d05b0bdf8 (diff) | |
| download | go-eb15cf16aee1ec4387b7397b102bd2cc3ff33a64.tar.gz go-eb15cf16aee1ec4387b7397b102bd2cc3ff33a64.zip | |
net: clarify LookupAddr docs on libc's behavior, and alternatives
Text from rsc.
Fixes #17093
Change-Id: I13c3018b1584f152b53f8576dd16ebef98aa5182
Reviewed-on: https://go-review.googlesource.com/31720
Reviewed-by: Ian Lance Taylor <iant@golang.org>
Diffstat (limited to 'src/net/lookup.go')
| -rw-r--r-- | src/net/lookup.go | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/src/net/lookup.go b/src/net/lookup.go index 28e23fa1c1..8b5cab0894 100644 --- a/src/net/lookup.go +++ b/src/net/lookup.go @@ -307,6 +307,9 @@ func (r *Resolver) LookupTXT(ctx context.Context, name string) ([]string, error) // LookupAddr performs a reverse lookup for the given address, returning a list // of names mapping to that address. +// +// When using the host C library resolver, at most one result will be +// returned. To bypass the host resolver, use a custom Resolver. func LookupAddr(addr string) (names []string, err error) { return DefaultResolver.lookupAddr(context.Background(), addr) } |