From: Andrew Gerrand <adg@golang.org>
Date: Tue, 22 Mar 2011 22:44:23 +0000 (+1100)
Subject: godoc: add -template flag to specify custom templates
X-Git-Tag: weekly.2011-03-28~66
X-Git-Url: http://www.git.cypherpunks.su/?a=commitdiff_plain;h=005fe41125dc2a23bc25eb553d194a40dd4d99e0;p=gostls13.git

godoc: add -template flag to specify custom templates

R=gri, niemeyer, rsc1
CC=golang-dev
https://golang.org/cl/4291059
---

diff --git a/src/cmd/godoc/godoc.go b/src/cmd/godoc/godoc.go
index 41bd37ad66..b8e9dbc926 100644
--- a/src/cmd/godoc/godoc.go
+++ b/src/cmd/godoc/godoc.go
@@ -65,6 +65,7 @@ var (
 	tabwidth       = flag.Int("tabwidth", 4, "tab width")
 	showTimestamps = flag.Bool("timestamps", true, "show timestamps with directory listings")
 	maxResults     = flag.Int("maxresults", 10000, "maximum number of full text search results shown")
+	templateDir    = flag.String("templates", "", "directory containing alternate template files")
 
 	// file system mapping
 	fsMap      Mapping // user-defined mapping
@@ -635,6 +636,14 @@ var fmap = template.FormatterMap{
 
 func readTemplate(name string) *template.Template {
 	path := filepath.Join(*goroot, "lib", "godoc", name)
+	if *templateDir != "" {
+		defaultpath := path
+		path = filepath.Join(*templateDir, name)
+		if _, err := os.Stat(path); err != nil {
+			log.Print("readTemplate:", err)
+			path = defaultpath
+		}
+	}
 	data, err := ioutil.ReadFile(path)
 	if err != nil {
 		log.Fatalf("ReadFile %s: %v", path, err)