Allow Soong to generate its own build documentation
Add a rule in soong that re-executes soong_build in order to
generate build documentation. This allows Soong to customize
the documentation.
Bug: 70516282
Test: m soong_docs
Change-Id: If143cfacd6ac20274cd7bb8d8fab0c07025a5553
diff --git a/cmd/soong_build/writedocs.go b/cmd/soong_build/writedocs.go
new file mode 100644
index 0000000..a6686c0
--- /dev/null
+++ b/cmd/soong_build/writedocs.go
@@ -0,0 +1,129 @@
+// Copyright 2017 Google Inc. All rights reserved.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+package main
+
+import (
+ "android/soong/android"
+ "bytes"
+ "html/template"
+ "io/ioutil"
+
+ "github.com/google/blueprint/bootstrap"
+)
+
+func writeDocs(ctx *android.Context, filename string) error {
+ moduleTypeList, err := bootstrap.ModuleTypeDocs(ctx.Context)
+ if err != nil {
+ return err
+ }
+
+ buf := &bytes.Buffer{}
+
+ unique := 0
+
+ tmpl, err := template.New("file").Funcs(map[string]interface{}{
+ "unique": func() int {
+ unique++
+ return unique
+ }}).Parse(fileTemplate)
+ if err != nil {
+ return err
+ }
+
+ err = tmpl.Execute(buf, moduleTypeList)
+ if err != nil {
+ return err
+ }
+
+ err = ioutil.WriteFile(filename, buf.Bytes(), 0666)
+ if err != nil {
+ return err
+ }
+
+ return nil
+}
+
+const (
+ fileTemplate = `
+<html>
+<head>
+<title>Build Docs</title>
+<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.5/css/bootstrap.min.css">
+<script src="https://ajax.googleapis.com/ajax/libs/jquery/2.1.4/jquery.min.js"></script>
+<script src="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.5/js/bootstrap.min.js"></script>
+</head>
+<body>
+<h1>Build Docs</h1>
+<div class="panel-group" id="accordion" role="tablist" aria-multiselectable="true">
+ {{range .}}
+ {{ $collapseIndex := unique }}
+ <div class="panel panel-default">
+ <div class="panel-heading" role="tab" id="heading{{$collapseIndex}}">
+ <h2 class="panel-title">
+ <a class="collapsed" role="button" data-toggle="collapse" data-parent="#accordion" href="#collapse{{$collapseIndex}}" aria-expanded="false" aria-controls="collapse{{$collapseIndex}}">
+ {{.Name}}
+ </a>
+ </h2>
+ </div>
+ </div>
+ <div id="collapse{{$collapseIndex}}" class="panel-collapse collapse" role="tabpanel" aria-labelledby="heading{{$collapseIndex}}">
+ <div class="panel-body">
+ <p>{{.Text}}</p>
+ {{range .PropertyStructs}}
+ <p>{{.Text}}</p>
+ {{template "properties" .Properties}}
+ {{end}}
+ </div>
+ </div>
+ {{end}}
+</div>
+</body>
+</html>
+
+{{define "properties"}}
+ <div class="panel-group" id="accordion" role="tablist" aria-multiselectable="true">
+ {{range .}}
+ {{$collapseIndex := unique}}
+ {{if .Properties}}
+ <div class="panel panel-default">
+ <div class="panel-heading" role="tab" id="heading{{$collapseIndex}}">
+ <h4 class="panel-title">
+ <a class="collapsed" role="button" data-toggle="collapse" data-parent="#accordion" href="#collapse{{$collapseIndex}}" aria-expanded="false" aria-controls="collapse{{$collapseIndex}}">
+ {{.Name}}{{range .OtherNames}}, {{.}}{{end}}
+ </a>
+ </h4>
+ </div>
+ </div>
+ <div id="collapse{{$collapseIndex}}" class="panel-collapse collapse" role="tabpanel" aria-labelledby="heading{{$collapseIndex}}">
+ <div class="panel-body">
+ <p>{{.Text}}</p>
+ {{range .OtherTexts}}<p>{{.}}</p>{{end}}
+ {{template "properties" .Properties}}
+ </div>
+ </div>
+ {{else}}
+ <div>
+ <h4>{{.Name}}{{range .OtherNames}}, {{.}}{{end}}</h4>
+ <p>{{.Text}}</p>
+ {{range .OtherTexts}}<p>{{.}}</p>{{end}}
+ <p><i>Type: {{.Type}}</i></p>
+ {{if .Default}}<p><i>Default: {{.Default}}</i></p>{{end}}
+ </div>
+ {{end}}
+ {{end}}
+ </div>
+{{end}}
+`
+)