103 lines
3.9 KiB
Go
103 lines
3.9 KiB
Go
// Copyright 2019 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 android
|
|
|
|
import (
|
|
"path/filepath"
|
|
|
|
"github.com/google/blueprint"
|
|
)
|
|
|
|
func init() {
|
|
pctx.SourcePathVariable("merge_notices", "build/soong/scripts/mergenotice.py")
|
|
pctx.SourcePathVariable("generate_notice", "build/soong/scripts/generate-notice-files.py")
|
|
|
|
pctx.HostBinToolVariable("minigzip", "minigzip")
|
|
}
|
|
|
|
type NoticeOutputs struct {
|
|
Merged OptionalPath
|
|
TxtOutput OptionalPath
|
|
HtmlOutput OptionalPath
|
|
HtmlGzOutput OptionalPath
|
|
}
|
|
|
|
var (
|
|
mergeNoticesRule = pctx.AndroidStaticRule("mergeNoticesRule", blueprint.RuleParams{
|
|
Command: `${merge_notices} --output $out $in`,
|
|
CommandDeps: []string{"${merge_notices}"},
|
|
Description: "merge notice files into $out",
|
|
})
|
|
|
|
generateNoticeRule = pctx.AndroidStaticRule("generateNoticeRule", blueprint.RuleParams{
|
|
Command: `rm -rf $$(dirname $txtOut) $$(dirname $htmlOut) $$(dirname $out) && ` +
|
|
`mkdir -p $$(dirname $txtOut) $$(dirname $htmlOut) $$(dirname $out) && ` +
|
|
`${generate_notice} --text-output $txtOut --html-output $htmlOut -t "$title" -s $inputDir && ` +
|
|
`${minigzip} -c $htmlOut > $out`,
|
|
CommandDeps: []string{"${generate_notice}", "${minigzip}"},
|
|
Description: "produce notice file $out",
|
|
}, "txtOut", "htmlOut", "title", "inputDir")
|
|
)
|
|
|
|
func MergeNotices(ctx ModuleContext, mergedNotice WritablePath, noticePaths []Path) {
|
|
ctx.Build(pctx, BuildParams{
|
|
Rule: mergeNoticesRule,
|
|
Description: "merge notices",
|
|
Inputs: noticePaths,
|
|
Output: mergedNotice,
|
|
})
|
|
}
|
|
|
|
func BuildNoticeOutput(ctx ModuleContext, installPath InstallPath, installFilename string,
|
|
noticePaths []Path) NoticeOutputs {
|
|
// Merge all NOTICE files into one.
|
|
// TODO(jungjw): We should just produce a well-formatted NOTICE.html file in a single pass.
|
|
//
|
|
// generate-notice-files.py, which processes the merged NOTICE file, has somewhat strict rules
|
|
// about input NOTICE file paths.
|
|
// 1. Their relative paths to the src root become their NOTICE index titles. We want to use
|
|
// on-device paths as titles, and so output the merged NOTICE file the corresponding location.
|
|
// 2. They must end with .txt extension. Otherwise, they're ignored.
|
|
noticeRelPath := InstallPathToOnDevicePath(ctx, installPath.Join(ctx, installFilename+".txt"))
|
|
mergedNotice := PathForModuleOut(ctx, filepath.Join("NOTICE_FILES/src", noticeRelPath))
|
|
MergeNotices(ctx, mergedNotice, noticePaths)
|
|
|
|
// Transform the merged NOTICE file into a gzipped HTML file.
|
|
txtOuptut := PathForModuleOut(ctx, "NOTICE_txt", "NOTICE.txt")
|
|
htmlOutput := PathForModuleOut(ctx, "NOTICE_html", "NOTICE.html")
|
|
htmlGzOutput := PathForModuleOut(ctx, "NOTICE", "NOTICE.html.gz")
|
|
title := "Notices for " + ctx.ModuleName()
|
|
ctx.Build(pctx, BuildParams{
|
|
Rule: generateNoticeRule,
|
|
Description: "generate notice output",
|
|
Input: mergedNotice,
|
|
Output: htmlGzOutput,
|
|
ImplicitOutputs: WritablePaths{txtOuptut, htmlOutput},
|
|
Args: map[string]string{
|
|
"txtOut": txtOuptut.String(),
|
|
"htmlOut": htmlOutput.String(),
|
|
"title": title,
|
|
"inputDir": PathForModuleOut(ctx, "NOTICE_FILES/src").String(),
|
|
},
|
|
})
|
|
|
|
return NoticeOutputs{
|
|
Merged: OptionalPathForPath(mergedNotice),
|
|
TxtOutput: OptionalPathForPath(txtOuptut),
|
|
HtmlOutput: OptionalPathForPath(htmlOutput),
|
|
HtmlGzOutput: OptionalPathForPath(htmlGzOutput),
|
|
}
|
|
}
|