aosp12/build/soong/python/proto.go

51 lines
1.7 KiB
Go

// 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 python
import (
"android/soong/android"
)
func genProto(ctx android.ModuleContext, protoFile android.Path, flags android.ProtoFlags, pkgPath string) android.Path {
srcsZipFile := android.PathForModuleGen(ctx, protoFile.Base()+".srcszip")
outDir := srcsZipFile.ReplaceExtension(ctx, "tmp")
depFile := srcsZipFile.ReplaceExtension(ctx, "srcszip.d")
rule := android.NewRuleBuilder(pctx, ctx)
rule.Command().Text("rm -rf").Flag(outDir.String())
rule.Command().Text("mkdir -p").Flag(outDir.String())
android.ProtoRule(rule, protoFile, flags, flags.Deps, outDir, depFile, nil)
// Proto generated python files have an unknown package name in the path, so package the entire output directory
// into a srcszip.
zipCmd := rule.Command().
BuiltTool("soong_zip").
FlagWithOutput("-o ", srcsZipFile)
if pkgPath != "" {
zipCmd.FlagWithArg("-P ", pkgPath)
}
zipCmd.FlagWithArg("-C ", outDir.String()).
FlagWithArg("-D ", outDir.String())
rule.Command().Text("rm -rf").Flag(outDir.String())
rule.Build("protoc_"+protoFile.Rel(), "protoc "+protoFile.Rel())
return srcsZipFile
}