1// Copyright 2017 Google Inc. All rights reserved. 2// 3// Licensed under the Apache License, Version 2.0 (the "License"); 4// you may not use this file except in compliance with the License. 5// You may obtain a copy of the License at 6// 7// http://www.apache.org/licenses/LICENSE-2.0 8// 9// Unless required by applicable law or agreed to in writing, software 10// distributed under the License is distributed on an "AS IS" BASIS, 11// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12// See the License for the specific language governing permissions and 13// limitations under the License. 14 15package python 16 17import ( 18 "android/soong/android" 19) 20 21func genProto(ctx android.ModuleContext, protoFile android.Path, flags android.ProtoFlags) android.Path { 22 // Using protoFile.Base() would generate duplicate source errors in some cases, so we use Rel() instead 23 srcsZipFile := android.PathForModuleGen(ctx, protoFile.Rel()+".srcszip") 24 25 outDir := srcsZipFile.ReplaceExtension(ctx, "tmp") 26 depFile := srcsZipFile.ReplaceExtension(ctx, "srcszip.d") 27 28 rule := android.NewRuleBuilder(pctx, ctx) 29 30 rule.Command().Text("rm -rf").Flag(outDir.String()) 31 rule.Command().Text("mkdir -p").Flag(outDir.String()) 32 33 android.ProtoRule(rule, protoFile, flags, flags.Deps, outDir, depFile, nil) 34 35 // Proto generated python files have an unknown package name in the path, so package the entire output directory 36 // into a srcszip. 37 zipCmd := rule.Command(). 38 BuiltTool("soong_zip"). 39 FlagWithOutput("-o ", srcsZipFile) 40 zipCmd.FlagWithArg("-C ", outDir.String()). 41 FlagWithArg("-D ", outDir.String()) 42 43 rule.Command().Text("rm -rf").Flag(outDir.String()) 44 45 rule.Build("protoc_"+protoFile.Rel(), "protoc "+protoFile.Rel()) 46 47 return srcsZipFile 48} 49