Merge "bp2build include generated hdrs in all src splits" (2ec92fc0) · Commits · e / os / android_build_soong

bp2build/cc_library_static_conversion_test.go

+38 −3

Original line number	Diff line number	Diff line
		@@ -986,6 +986,41 @@ cc_library_static {
		})
		}

		func TestCcLibraryStaticGeneratedHeadersAllPartitions(t *testing.T) {
		runCcLibraryStaticTestCase(t, bp2buildTestCase{
		moduleTypeUnderTest: "cc_library_static",
		moduleTypeUnderTestFactory: cc.LibraryStaticFactory,
		moduleTypeUnderTestBp2BuildMutator: cc.CcLibraryStaticBp2Build,
		blueprint: soongCcLibraryStaticPreamble + `
		genrule {
		name: "generated_hdr",
		cmd: "nothing to see here",
		}

		cc_library_static {
		name: "foo_static",
		srcs: ["cpp_src.cpp", "as_src.S", "c_src.c"],
		generated_headers: ["generated_hdr"],
		include_build_directory: false,
		}`,
		expectedBazelTargets: []string{`cc_library_static(
		name = "foo_static",
		srcs = [
		"cpp_src.cpp",
		":generated_hdr",
		],
		srcs_as = [
		"as_src.S",
		":generated_hdr",
		],
		srcs_c = [
		"c_src.c",
		":generated_hdr",
		],
		)`},
		})
		}

		func TestCcLibraryStaticArchSrcsExcludeSrcsGeneratedFiles(t *testing.T) {
		runCcLibraryStaticTestCase(t, bp2buildTestCase{
		description: "cc_library_static arch srcs/exclude_srcs with generated files",
		@@ -1067,10 +1102,10 @@ cc_library_static {
		name = "foo_static3",
		srcs = [
		"common.cpp",
		":generated_hdr",
		"//dep:generated_hdr_other_pkg",
		":generated_src",
		"//dep:generated_src_other_pkg",
		":generated_hdr",
		"//dep:generated_hdr_other_pkg",
		] + select({
		"//build/bazel/platforms/arch:x86": [
		"for-x86.cpp",
		@@ -1082,8 +1117,8 @@ cc_library_static {
		],
		}) + select({
		"//build/bazel/platforms/os:android": [
		"//dep:generated_hdr_other_pkg_android",
		":generated_src_android",
		"//dep:generated_hdr_other_pkg_android",
		],
		"//conditions:default": [],
		}),

cc/bp2build.go

+37 −19

Original line number	Diff line number	Diff line
		@@ -26,6 +26,12 @@ import (
		"github.com/google/blueprint/proptools"
		)

		const (
		cSrcPartition = "c"
		asSrcPartition = "as"
		cppSrcPartition = "cpp"
		)

		// staticOrSharedAttributes are the Bazel-ified versions of StaticOrSharedProperties --
		// properties which apply to either the shared or static version of a cc_library module.
		type staticOrSharedAttributes struct {
		@@ -43,7 +49,7 @@ type staticOrSharedAttributes struct {
		System_dynamic_deps bazel.LabelListAttribute
		}

		func groupSrcsByExtension(ctx android.TopDownMutatorContext, srcs bazel.LabelListAttribute) (cppSrcs, cSrcs, asSrcs bazel.LabelListAttribute) {
		func groupSrcsByExtension(ctx android.TopDownMutatorContext, srcs bazel.LabelListAttribute) bazel.PartitionToLabelListAttribute {
		// Check that a module is a filegroup type named <label>.
		isFilegroupNamed := func(m android.Module, fullLabel string) bool {
		if ctx.OtherModuleType(m) != "filegroup" {
		@@ -75,17 +81,14 @@ func groupSrcsByExtension(ctx android.TopDownMutatorContext, srcs bazel.LabelLis

		// TODO(b/190006308): Handle language detection of sources in a Bazel rule.
		partitioned := bazel.PartitionLabelListAttribute(ctx, &srcs, bazel.LabelPartitions{
		"c": bazel.LabelPartition{Extensions: []string{".c"}, LabelMapper: addSuffixForFilegroup("_c_srcs")},
		"as": bazel.LabelPartition{Extensions: []string{".s", ".S"}, LabelMapper: addSuffixForFilegroup("_as_srcs")},
		cSrcPartition: bazel.LabelPartition{Extensions: []string{".c"}, LabelMapper: addSuffixForFilegroup("_c_srcs")},
		asSrcPartition: bazel.LabelPartition{Extensions: []string{".s", ".S"}, LabelMapper: addSuffixForFilegroup("_as_srcs")},
		// C++ is the "catch-all" group, and comprises generated sources because we don't
		// know the language of these sources until the genrule is executed.
		"cpp": bazel.LabelPartition{Extensions: []string{".cpp", ".cc", ".cxx", ".mm"}, LabelMapper: addSuffixForFilegroup("_cpp_srcs"), Keep_remainder: true},
		cppSrcPartition: bazel.LabelPartition{Extensions: []string{".cpp", ".cc", ".cxx", ".mm"}, LabelMapper: addSuffixForFilegroup("_cpp_srcs"), Keep_remainder: true},
		})

		cSrcs = partitioned["c"]
		asSrcs = partitioned["as"]
		cppSrcs = partitioned["cpp"]
		return
		return partitioned
		}

		// bp2BuildParseLibProps returns the attributes for a variant of a cc_library.
		@@ -175,10 +178,10 @@ func bp2buildParseStaticOrSharedProps(ctx android.TopDownMutatorContext, module
		}
		}

		cppSrcs, cSrcs, asSrcs := groupSrcsByExtension(ctx, attrs.Srcs)
		attrs.Srcs = cppSrcs
		attrs.Srcs_c = cSrcs
		attrs.Srcs_as = asSrcs
		partitionedSrcs := groupSrcsByExtension(ctx, attrs.Srcs)
		attrs.Srcs = partitionedSrcs[cppSrcPartition]
		attrs.Srcs_c = partitionedSrcs[cSrcPartition]
		attrs.Srcs_as = partitionedSrcs[asSrcPartition]

		return attrs
		}
		@@ -239,6 +242,7 @@ type compilerAttributes struct {
		// bp2BuildParseCompilerProps returns copts, srcs and hdrs and other attributes.
		func bp2BuildParseCompilerProps(ctx android.TopDownMutatorContext, module *Module) compilerAttributes {
		var srcs bazel.LabelListAttribute
		var implementationHdrs bazel.LabelListAttribute
		var copts bazel.StringListAttribute
		var asFlags bazel.StringListAttribute
		var conlyFlags bazel.StringListAttribute
		@@ -265,10 +269,8 @@ func bp2BuildParseCompilerProps(ctx android.TopDownMutatorContext, module *Modul
		anySrcs := false
		// Add srcs-like dependencies such as generated files.
		// First create a LabelList containing these dependencies, then merge the values with srcs.
		generatedHdrsAndSrcs := props.Generated_headers
		generatedHdrsAndSrcs = append(generatedHdrsAndSrcs, props.Generated_sources...)
		generatedHdrsAndSrcsLabelList := android.BazelLabelForModuleDepsExcludes(ctx, generatedHdrsAndSrcs, props.Exclude_generated_sources)
		if len(generatedHdrsAndSrcs) > 0 \|\| len(props.Exclude_generated_sources) > 0 {
		generatedSrcsLabelList := android.BazelLabelForModuleDepsExcludes(ctx, props.Generated_sources, props.Exclude_generated_sources)
		if len(props.Generated_sources) > 0 \|\| len(props.Exclude_generated_sources) > 0 {
		anySrcs = true
		}

		@@ -276,7 +278,7 @@ func bp2BuildParseCompilerProps(ctx android.TopDownMutatorContext, module *Modul
		if len(props.Srcs) > 0 \|\| len(props.Exclude_srcs) > 0 {
		anySrcs = true
		}
		return bazel.AppendBazelLabelLists(allSrcsLabelList, generatedHdrsAndSrcsLabelList), anySrcs
		return bazel.AppendBazelLabelLists(allSrcsLabelList, generatedSrcsLabelList), anySrcs
		}

		archVariantCompilerProps := module.GetArchVariantProperties(ctx, &BaseCompilerProperties{})
		@@ -288,6 +290,9 @@ func bp2BuildParseCompilerProps(ctx android.TopDownMutatorContext, module *Modul
		if srcsList, ok := parseSrcs(baseCompilerProps); ok {
		srcs.SetSelectValue(axis, config, srcsList)
		}
		if len(baseCompilerProps.Generated_headers) > 0 {
		implementationHdrs.SetSelectValue(axis, config, android.BazelLabelForModuleDeps(ctx, baseCompilerProps.Generated_headers))
		}

		if axis == bazel.NoConfigAxis {
		// If cpp_std is not specified, don't generate it in the
		@@ -329,6 +334,21 @@ func bp2BuildParseCompilerProps(ctx android.TopDownMutatorContext, module *Modul
		}

		srcs.ResolveExcludes()
		partitionedSrcs := groupSrcsByExtension(ctx, srcs)

		for p, lla := range partitionedSrcs {
		// if there are no sources, there is no need for headers
		if lla.IsEmpty() {
		continue
		}
		lla.Append(implementationHdrs)
		partitionedSrcs[p] = lla
		}

		srcs = partitionedSrcs[cppSrcPartition]
		cSrcs := partitionedSrcs[cSrcPartition]
		asSrcs := partitionedSrcs[asSrcPartition]

		absoluteIncludes.DeduplicateAxesFromBase()
		localIncludes.DeduplicateAxesFromBase()

		@@ -351,8 +371,6 @@ func bp2BuildParseCompilerProps(ctx android.TopDownMutatorContext, module *Modul
		}
		}

		srcs, cSrcs, asSrcs := groupSrcsByExtension(ctx, srcs)

		stlPropsByArch := module.GetArchVariantProperties(ctx, &StlProperties{})
		for _, configToProps := range stlPropsByArch {
		for _, props := range configToProps {