diff options
Diffstat (limited to 'android/queryview.go')
| -rw-r--r-- | android/queryview.go | 46 |
1 files changed, 40 insertions, 6 deletions
diff --git a/android/queryview.go b/android/queryview.go index 970ae0116..1b7e77dd6 100644 --- a/android/queryview.go +++ b/android/queryview.go @@ -26,15 +26,40 @@ import ( // for calling the soong_build primary builder in the main build.ninja file. func init() { RegisterSingletonType("bazel_queryview", BazelQueryViewSingleton) + RegisterSingletonType("bazel_converter", BazelConverterSingleton) } +// BazelQueryViewSingleton is the singleton responsible for registering the +// soong_build build statement that will convert the Soong module graph after +// applying *all* mutators, enabing the feature to query the final state of the +// Soong graph. This mode is meant for querying the build graph state, and not meant +// for generating BUILD files to be checked in. func BazelQueryViewSingleton() Singleton { return &bazelQueryViewSingleton{} } +// BazelConverterSingleton is the singleton responsible for registering the soong_build +// build statement that will convert the Soong module graph by applying an alternate +// pipeline of mutators, with the goal of reaching semantic equivalence between the original +// Blueprint and final BUILD files. Using this mode, the goal is to be able to +// build with these BUILD files directly in the source tree. +func BazelConverterSingleton() Singleton { + return &bazelConverterSingleton{} +} + type bazelQueryViewSingleton struct{} +type bazelConverterSingleton struct{} + +func generateBuildActionsForBazelConversion(ctx SingletonContext, converterMode bool) { + name := "queryview" + additionalEnvVars := "" + descriptionTemplate := "[EXPERIMENTAL, PRE-PRODUCTION] Creating the Bazel QueryView workspace with %s at $outDir" + if converterMode { + name = "bp2build" + additionalEnvVars = "CONVERT_TO_BAZEL=true" + descriptionTemplate = "[EXPERIMENTAL, PRE-PRODUCTION] Converting all Android.bp to Bazel BUILD files with %s at $outDir" + } -func (c *bazelQueryViewSingleton) GenerateBuildActions(ctx SingletonContext) { // Create a build and rule statement, using the Bazel QueryView's WORKSPACE // file as the output file marker. var deps Paths @@ -42,22 +67,23 @@ func (c *bazelQueryViewSingleton) GenerateBuildActions(ctx SingletonContext) { deps = append(deps, moduleListFilePath) deps = append(deps, pathForBuildToolDep(ctx, ctx.Config().ProductVariablesFileName)) - bazelQueryViewDirectory := PathForOutput(ctx, "queryview") + bazelQueryViewDirectory := PathForOutput(ctx, name) bazelQueryViewWorkspaceFile := bazelQueryViewDirectory.Join(ctx, "WORKSPACE") primaryBuilder := primaryBuilderPath(ctx) bazelQueryView := ctx.Rule(pctx, "bazelQueryView", blueprint.RuleParams{ Command: fmt.Sprintf( "rm -rf ${outDir}/* && "+ - "%s --bazel_queryview_dir ${outDir} %s && "+ + "%s %s --bazel_queryview_dir ${outDir} %s && "+ "echo WORKSPACE: `cat %s` > ${outDir}/.queryview-depfile.d", + additionalEnvVars, primaryBuilder.String(), strings.Join(os.Args[1:], " "), moduleListFilePath.String(), // Use the contents of Android.bp.list as the depfile. ), CommandDeps: []string{primaryBuilder.String()}, Description: fmt.Sprintf( - "[EXPERIMENTAL, PRE-PRODUCTION] Creating the Bazel QueryView workspace with %s at $outDir", + descriptionTemplate, primaryBuilder.Base()), Deps: blueprint.DepsGCC, Depfile: "${outDir}/.queryview-depfile.d", @@ -73,6 +99,14 @@ func (c *bazelQueryViewSingleton) GenerateBuildActions(ctx SingletonContext) { }, }) - // Add a phony target for building the Bazel QueryView - ctx.Phony("queryview", bazelQueryViewWorkspaceFile) + // Add a phony target for generating the workspace + ctx.Phony(name, bazelQueryViewWorkspaceFile) +} + +func (c *bazelQueryViewSingleton) GenerateBuildActions(ctx SingletonContext) { + generateBuildActionsForBazelConversion(ctx, false) +} + +func (c *bazelConverterSingleton) GenerateBuildActions(ctx SingletonContext) { + generateBuildActionsForBazelConversion(ctx, true) } |