0f2ee15576
Allow java modules using proto to specify output params to be passed to the proto generator. Test: m checkbuild Change-Id: I8a06f07218073236f4f85996ea5f09fb3702ed1a
108 lines
3.2 KiB
Go
108 lines
3.2 KiB
Go
// Copyright 2017 Google Inc. All rights reserved.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package java
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import (
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"strings"
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"github.com/google/blueprint"
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"github.com/google/blueprint/proptools"
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"android/soong/android"
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)
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func init() {
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pctx.HostBinToolVariable("protocCmd", "aprotoc")
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}
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var (
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proto = pctx.AndroidStaticRule("protoc",
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blueprint.RuleParams{
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Command: `rm -rf $outDir && mkdir -p $outDir && ` +
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`$protocCmd $protoOut=$protoOutParams:$outDir $protoFlags $in && ` +
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`${config.SoongZipCmd} -jar -o $out -C $outDir -D $outDir`,
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CommandDeps: []string{
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"$protocCmd",
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"${config.SoongZipCmd}",
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},
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}, "protoFlags", "protoOut", "protoOutParams", "outDir")
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)
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func genProto(ctx android.ModuleContext, outputSrcJar android.WritablePath,
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protoFiles android.Paths, protoFlags []string, protoOut, protoOutParams string) {
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ctx.Build(pctx, android.BuildParams{
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Rule: proto,
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Description: "protoc " + protoFiles[0].Rel(),
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Output: outputSrcJar,
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Inputs: protoFiles,
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Args: map[string]string{
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"outDir": android.ProtoDir(ctx).String(),
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"protoOut": protoOut,
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"protoOutParams": protoOutParams,
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"protoFlags": strings.Join(protoFlags, " "),
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},
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})
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}
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func protoDeps(ctx android.BottomUpMutatorContext, p *android.ProtoProperties) {
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switch proptools.String(p.Proto.Type) {
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case "micro":
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ctx.AddDependency(ctx.Module(), staticLibTag, "libprotobuf-java-micro")
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case "nano":
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ctx.AddDependency(ctx.Module(), staticLibTag, "libprotobuf-java-nano")
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case "lite", "":
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ctx.AddDependency(ctx.Module(), staticLibTag, "libprotobuf-java-lite")
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case "full":
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if ctx.Host() {
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ctx.AddDependency(ctx.Module(), staticLibTag, "libprotobuf-java-full")
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} else {
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ctx.PropertyErrorf("proto.type", "full java protos only supported on the host")
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}
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default:
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ctx.PropertyErrorf("proto.type", "unknown proto type %q",
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proptools.String(p.Proto.Type))
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}
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}
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func protoFlags(ctx android.ModuleContext, j *CompilerProperties, p *android.ProtoProperties,
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flags javaBuilderFlags) javaBuilderFlags {
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switch proptools.String(p.Proto.Type) {
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case "micro":
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flags.protoOutTypeFlag = "--javamicro_out"
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case "nano":
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flags.protoOutTypeFlag = "--javanano_out"
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case "lite":
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flags.protoOutTypeFlag = "--java_out"
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flags.protoOutParams = "lite"
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case "full", "":
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flags.protoOutTypeFlag = "--java_out"
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default:
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ctx.PropertyErrorf("proto.type", "unknown proto type %q",
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proptools.String(p.Proto.Type))
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}
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if len(j.Proto.Output_params) > 0 {
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if flags.protoOutParams != "" {
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flags.protoOutParams += ","
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}
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flags.protoOutParams += strings.Join(j.Proto.Output_params, ",")
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}
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flags.protoFlags = android.ProtoFlags(ctx, p)
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return flags
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}
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