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Support kotlin multiplatform sources

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Add a common_srcs property and propagate it to the module.xml file
passed to kotlinc.

Test: m checkbuild
Change-Id: Ief768bafb943513c9ffbc01e829abc078f0a72bc
This commit is contained in:
Colin Cross
2020-06-25 17:13:36 -07:00
parent 0eeff82c98
commit a4c8cc6471
2 changed files with 63 additions and 18 deletions
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64
java/kotlin.go
View File

@@ -33,7 +33,7 @@ var kotlinc = pctx.AndroidRemoteStaticRule("kotlinc", android.RemoteRuleSupports
`${config.ZipSyncCmd} -d $srcJarDir -l $srcJarDir/list -f "*.java" $srcJars && ` +
`${config.GenKotlinBuildFileCmd} --classpath "$classpath" --name "$name"` +
` --out_dir "$classesDir" --srcs "$out.rsp" --srcs "$srcJarDir/list"` +
` --out "$kotlinBuildFile" && ` +
` $commonSrcFilesArg --out "$kotlinBuildFile" && ` +
`${config.KotlincCmd} ${config.JavacHeapFlags} $kotlincFlags ` +
`-jvm-target $kotlinJvmTarget -Xbuild-file=$kotlinBuildFile -kotlin-home $emptyDir && ` +
`${config.SoongZipCmd} -jar -o $out -C $classesDir -D $classesDir && ` +
@@ -54,21 +54,43 @@ var kotlinc = pctx.AndroidRemoteStaticRule("kotlinc", android.RemoteRuleSupports
Rspfile: "$out.rsp",
RspfileContent: `$in`,
},
"kotlincFlags", "classpath", "srcJars", "srcJarDir", "classesDir", "kotlinJvmTarget", "kotlinBuildFile",
"emptyDir", "name")
"kotlincFlags", "classpath", "srcJars", "commonSrcFilesArg", "srcJarDir", "classesDir",
"kotlinJvmTarget", "kotlinBuildFile", "emptyDir", "name")
func kotlinCommonSrcsList(ctx android.ModuleContext, commonSrcFiles android.Paths) android.OptionalPath {
if len(commonSrcFiles) > 0 {
// The list of common_srcs may be too long to put on the command line, but
// we can't use the rsp file because it is already being used for srcs.
// Insert a second rule to write out the list of resources to a file.
commonSrcsList := android.PathForModuleOut(ctx, "kotlinc_common_srcs.list")
rule := android.NewRuleBuilder()
rule.Command().Text("cp").FlagWithRspFileInputList("", commonSrcFiles).Output(commonSrcsList)
rule.Build(pctx, ctx, "kotlin_common_srcs_list", "kotlin common_srcs list")
return android.OptionalPathForPath(commonSrcsList)
}
return android.OptionalPath{}
}
// kotlinCompile takes .java and .kt sources and srcJars, and compiles the .kt sources into a classes jar in outputFile.
func kotlinCompile(ctx android.ModuleContext, outputFile android.WritablePath,
srcFiles, srcJars android.Paths,
srcFiles, commonSrcFiles, srcJars android.Paths,
flags javaBuilderFlags) {
var deps android.Paths
deps = append(deps, flags.kotlincClasspath...)
deps = append(deps, srcJars...)
deps = append(deps, commonSrcFiles...)
kotlinName := filepath.Join(ctx.ModuleDir(), ctx.ModuleSubDir(), ctx.ModuleName())
kotlinName = strings.ReplaceAll(kotlinName, "/", "__")
commonSrcsList := kotlinCommonSrcsList(ctx, commonSrcFiles)
commonSrcFilesArg := ""
if commonSrcsList.Valid() {
deps = append(deps, commonSrcsList.Path())
commonSrcFilesArg = "--common_srcs " + commonSrcsList.String()
}
ctx.Build(pctx, android.BuildParams{
Rule: kotlinc,
Description: "kotlinc",
@@ -76,13 +98,14 @@ func kotlinCompile(ctx android.ModuleContext, outputFile android.WritablePath,
Inputs: srcFiles,
Implicits: deps,
Args: map[string]string{
"classpath": flags.kotlincClasspath.FormJavaClassPath(""),
"kotlincFlags": flags.kotlincFlags,
"srcJars": strings.Join(srcJars.Strings(), " "),
"classesDir": android.PathForModuleOut(ctx, "kotlinc", "classes").String(),
"srcJarDir": android.PathForModuleOut(ctx, "kotlinc", "srcJars").String(),
"kotlinBuildFile": android.PathForModuleOut(ctx, "kotlinc-build.xml").String(),
"emptyDir": android.PathForModuleOut(ctx, "kotlinc", "empty").String(),
"classpath": flags.kotlincClasspath.FormJavaClassPath(""),
"kotlincFlags": flags.kotlincFlags,
"commonSrcFilesArg": commonSrcFilesArg,
"srcJars": strings.Join(srcJars.Strings(), " "),
"classesDir": android.PathForModuleOut(ctx, "kotlinc", "classes").String(),
"srcJarDir": android.PathForModuleOut(ctx, "kotlinc", "srcJars").String(),
"kotlinBuildFile": android.PathForModuleOut(ctx, "kotlinc-build.xml").String(),
"emptyDir": android.PathForModuleOut(ctx, "kotlinc", "empty").String(),
// http://b/69160377 kotlinc only supports -jvm-target 1.6 and 1.8
"kotlinJvmTarget": "1.8",
"name": kotlinName,
@@ -97,7 +120,7 @@ var kapt = pctx.AndroidRemoteStaticRule("kapt", android.RemoteRuleSupports{Goma:
`${config.ZipSyncCmd} -d $srcJarDir -l $srcJarDir/list -f "*.java" $srcJars && ` +
`${config.GenKotlinBuildFileCmd} --classpath "$classpath" --name "$name"` +
` --srcs "$out.rsp" --srcs "$srcJarDir/list"` +
` --out "$kotlinBuildFile" && ` +
` $commonSrcFilesArg --out "$kotlinBuildFile" && ` +
`${config.KotlincCmd} ${config.KotlincSuppressJDK9Warnings} ${config.JavacHeapFlags} $kotlincFlags ` +
`-Xplugin=${config.KotlinKaptJar} ` +
`-P plugin:org.jetbrains.kotlin.kapt3:sources=$kaptDir/sources ` +
@@ -124,21 +147,31 @@ var kapt = pctx.AndroidRemoteStaticRule("kapt", android.RemoteRuleSupports{Goma:
RspfileContent: `$in`,
},
"kotlincFlags", "encodedJavacFlags", "kaptProcessorPath", "kaptProcessor",
"classpath", "srcJars", "srcJarDir", "kaptDir", "kotlinJvmTarget", "kotlinBuildFile", "name",
"classesJarOut")
"classpath", "srcJars", "commonSrcFilesArg", "srcJarDir", "kaptDir", "kotlinJvmTarget",
"kotlinBuildFile", "name", "classesJarOut")
// kotlinKapt performs Kotlin-compatible annotation processing. It takes .kt and .java sources and srcjars, and runs
// annotation processors over all of them, producing a srcjar of generated code in outputFile. The srcjar should be
// added as an additional input to kotlinc and javac rules, and the javac rule should have annotation processing
// disabled.
func kotlinKapt(ctx android.ModuleContext, srcJarOutputFile, resJarOutputFile android.WritablePath,
srcFiles, srcJars android.Paths,
srcFiles, commonSrcFiles, srcJars android.Paths,
flags javaBuilderFlags) {
srcFiles = append(android.Paths(nil), srcFiles...)
var deps android.Paths
deps = append(deps, flags.kotlincClasspath...)
deps = append(deps, srcJars...)
deps = append(deps, flags.processorPath...)
deps = append(deps, commonSrcFiles...)
commonSrcsList := kotlinCommonSrcsList(ctx, commonSrcFiles)
commonSrcFilesArg := ""
if commonSrcsList.Valid() {
deps = append(deps, commonSrcsList.Path())
commonSrcFilesArg = "--common_srcs " + commonSrcsList.String()
}
kaptProcessorPath := flags.processorPath.FormRepeatedClassPath("-P plugin:org.jetbrains.kotlin.kapt3:apclasspath=")
@@ -168,6 +201,7 @@ func kotlinKapt(ctx android.ModuleContext, srcJarOutputFile, resJarOutputFile an
Args: map[string]string{
"classpath": flags.kotlincClasspath.FormJavaClassPath(""),
"kotlincFlags": flags.kotlincFlags,
"commonSrcFilesArg": commonSrcFilesArg,
"srcJars": strings.Join(srcJars.Strings(), " "),
"srcJarDir": android.PathForModuleOut(ctx, "kapt", "srcJars").String(),
"kotlinBuildFile": android.PathForModuleOut(ctx, "kapt", "build.xml").String(),