blob: 80280390d605b95da9168cb690e98435985b53ab [file] [log] [blame]
// 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 java
import (
"strings"
"github.com/google/blueprint"
"android/soong/android"
)
func init() {
pctx.HostBinToolVariable("protocCmd", "aprotoc")
pctx.HostBinToolVariable("depFixCmd", "dep_fixer")
}
var (
proto = pctx.AndroidStaticRule("protoc",
blueprint.RuleParams{
Command: `rm -rf $out.tmp && mkdir -p $out.tmp && ` +
`$protocCmd $protoOut=$protoOutParams:$out.tmp --dependency_out=$out.d -I $protoBase $protoFlags $in && ` +
`$depFixCmd $out.d && ` +
`${config.SoongZipCmd} -jar -o $out -C $out.tmp -D $out.tmp && rm -rf $out.tmp`,
CommandDeps: []string{
"$protocCmd",
"$depFixCmd",
"${config.SoongZipCmd}",
},
Depfile: "${out}.d",
Deps: blueprint.DepsGCC,
}, "protoBase", "protoFlags", "protoOut", "protoOutParams")
)
func genProto(ctx android.ModuleContext, protoFile android.Path, flags javaBuilderFlags) android.Path {
srcJarFile := android.GenPathWithExt(ctx, "proto", protoFile, "srcjar")
var protoBase string
if flags.protoRoot {
protoBase = "."
} else {
protoBase = strings.TrimSuffix(protoFile.String(), protoFile.Rel())
}
ctx.Build(pctx, android.BuildParams{
Rule: proto,
Description: "protoc " + protoFile.Rel(),
Output: srcJarFile,
Input: protoFile,
Args: map[string]string{
"protoBase": protoBase,
"protoOut": flags.protoOutTypeFlag,
"protoOutParams": flags.protoOutParams,
"protoFlags": strings.Join(flags.protoFlags, " "),
},
})
return srcJarFile
}
func protoDeps(ctx android.BottomUpMutatorContext, p *android.ProtoProperties) {
switch String(p.Proto.Type) {
case "micro":
ctx.AddVariationDependencies(nil, staticLibTag, "libprotobuf-java-micro")
case "nano":
ctx.AddVariationDependencies(nil, staticLibTag, "libprotobuf-java-nano")
case "lite", "":
ctx.AddVariationDependencies(nil, staticLibTag, "libprotobuf-java-lite")
case "full":
if ctx.Host() {
ctx.AddVariationDependencies(nil, staticLibTag, "libprotobuf-java-full")
} else {
ctx.PropertyErrorf("proto.type", "full java protos only supported on the host")
}
default:
ctx.PropertyErrorf("proto.type", "unknown proto type %q",
String(p.Proto.Type))
}
}
func protoFlags(ctx android.ModuleContext, j *CompilerProperties, p *android.ProtoProperties,
flags javaBuilderFlags) javaBuilderFlags {
switch String(p.Proto.Type) {
case "micro":
flags.protoOutTypeFlag = "--javamicro_out"
case "nano":
flags.protoOutTypeFlag = "--javanano_out"
case "lite":
flags.protoOutTypeFlag = "--java_out"
flags.protoOutParams = "lite"
case "full", "":
flags.protoOutTypeFlag = "--java_out"
default:
ctx.PropertyErrorf("proto.type", "unknown proto type %q",
String(p.Proto.Type))
}
if len(j.Proto.Output_params) > 0 {
if flags.protoOutParams != "" {
flags.protoOutParams += ","
}
flags.protoOutParams += strings.Join(j.Proto.Output_params, ",")
}
flags.protoFlags = android.ProtoFlags(ctx, p)
flags.protoRoot = android.ProtoCanonicalPathFromRoot(ctx, p)
return flags
}