|  | // Copyright 2016 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 cc | 
|  |  | 
|  | import ( | 
|  | "fmt" | 
|  | "io" | 
|  | "path/filepath" | 
|  | "regexp" | 
|  | "strconv" | 
|  | "strings" | 
|  | "sync" | 
|  |  | 
|  | "android/soong/android" | 
|  | "android/soong/bazel" | 
|  | "android/soong/bazel/cquery" | 
|  |  | 
|  | "github.com/google/blueprint" | 
|  | "github.com/google/blueprint/pathtools" | 
|  | "github.com/google/blueprint/proptools" | 
|  | ) | 
|  |  | 
|  | var ( | 
|  | alwaysLinkLibraries = map[string]bool{ | 
|  | // Coverage libraries are _always_ added as a whole_static_dep. By converting as these as | 
|  | // alwayslink = True, we can add these as to deps (e.g. as a regular static dep) in Bazel | 
|  | // without any extra complications in cc_shared_library roots to prevent linking the same | 
|  | // library repeatedly. | 
|  | "libprofile-extras_ndk":               true, | 
|  | "libprofile-extras":                   true, | 
|  | "libprofile-clang-extras_ndk":         true, | 
|  | "libprofile-clang-extras_cfi_support": true, | 
|  | "libprofile-clang-extras":             true, | 
|  | } | 
|  | ) | 
|  |  | 
|  | // LibraryProperties is a collection of properties shared by cc library rules/cc. | 
|  | type LibraryProperties struct { | 
|  | // local file name to pass to the linker as -unexported_symbols_list | 
|  | Unexported_symbols_list *string `android:"path,arch_variant"` | 
|  | // local file name to pass to the linker as -force_symbols_not_weak_list | 
|  | Force_symbols_not_weak_list *string `android:"path,arch_variant"` | 
|  | // local file name to pass to the linker as -force_symbols_weak_list | 
|  | Force_symbols_weak_list *string `android:"path,arch_variant"` | 
|  |  | 
|  | // rename host libraries to prevent overlap with system installed libraries | 
|  | Unique_host_soname *bool | 
|  |  | 
|  | Aidl struct { | 
|  | // export headers generated from .aidl sources | 
|  | Export_aidl_headers *bool | 
|  | } | 
|  |  | 
|  | Proto struct { | 
|  | // export headers generated from .proto sources | 
|  | Export_proto_headers *bool | 
|  | } | 
|  |  | 
|  | Sysprop struct { | 
|  | // Whether platform owns this sysprop library. | 
|  | Platform *bool | 
|  | } `blueprint:"mutated"` | 
|  |  | 
|  | Static_ndk_lib *bool | 
|  |  | 
|  | // Generate stubs to make this library accessible to APEXes. | 
|  | Stubs struct { | 
|  | // Relative path to the symbol map. The symbol map provides the list of | 
|  | // symbols that are exported for stubs variant of this library. | 
|  | Symbol_file *string `android:"path"` | 
|  |  | 
|  | // List versions to generate stubs libs for. The version name "current" is always | 
|  | // implicitly added. | 
|  | Versions []string | 
|  |  | 
|  | // Whether to not require the implementation of the library to be installed if a | 
|  | // client of the stubs is installed. Defaults to true; set to false if the | 
|  | // implementation is made available by some other means, e.g. in a Microdroid | 
|  | // virtual machine. | 
|  | Implementation_installable *bool | 
|  | } | 
|  |  | 
|  | // set the name of the output | 
|  | Stem *string `android:"arch_variant"` | 
|  |  | 
|  | // set suffix of the name of the output | 
|  | Suffix *string `android:"arch_variant"` | 
|  |  | 
|  | // Properties for ABI compatibility checker. | 
|  | Header_abi_checker headerAbiCheckerProperties | 
|  |  | 
|  | Target struct { | 
|  | Vendor, Product struct { | 
|  | // set suffix of the name of the output | 
|  | Suffix *string `android:"arch_variant"` | 
|  |  | 
|  | Header_abi_checker headerAbiCheckerProperties | 
|  |  | 
|  | // Disable stubs for vendor/product variants | 
|  | // This is a workaround to keep `stubs` only for "core" variant (not product/vendor). | 
|  | // It would be nice if we could put `stubs` into a `target: { core: {} }` | 
|  | // block but it's not supported in soong yet. This could be removed/simplified once we have | 
|  | // a better syntax. | 
|  | No_stubs bool | 
|  | } | 
|  |  | 
|  | Platform struct { | 
|  | Header_abi_checker headerAbiCheckerProperties | 
|  | } | 
|  | } | 
|  |  | 
|  | // Names of modules to be overridden. Listed modules can only be other shared libraries | 
|  | // (in Make or Soong). | 
|  | // This does not completely prevent installation of the overridden libraries, but if both | 
|  | // binaries would be installed by default (in PRODUCT_PACKAGES) the other library will be removed | 
|  | // from PRODUCT_PACKAGES. | 
|  | Overrides []string | 
|  |  | 
|  | // Inject boringssl hash into the shared library.  This is only intended for use by external/boringssl. | 
|  | Inject_bssl_hash *bool `android:"arch_variant"` | 
|  |  | 
|  | // If this is an LLNDK library, properties to describe the LLNDK stubs.  Will be copied from | 
|  | // the module pointed to by llndk_stubs if it is set. | 
|  | Llndk llndkLibraryProperties | 
|  |  | 
|  | // If this is a vendor public library, properties to describe the vendor public library stubs. | 
|  | Vendor_public_library vendorPublicLibraryProperties | 
|  | } | 
|  |  | 
|  | // StaticProperties is a properties stanza to affect only attributes of the "static" variants of a | 
|  | // library module. | 
|  | type StaticProperties struct { | 
|  | Static StaticOrSharedProperties `android:"arch_variant"` | 
|  | } | 
|  |  | 
|  | // SharedProperties is a properties stanza to affect only attributes of the "shared" variants of a | 
|  | // library module. | 
|  | type SharedProperties struct { | 
|  | Shared StaticOrSharedProperties `android:"arch_variant"` | 
|  | } | 
|  |  | 
|  | // StaticOrSharedProperties is an embedded struct representing properties to affect attributes of | 
|  | // either only the "static" variants or only the "shared" variants of a library module. These override | 
|  | // the base properties of the same name. | 
|  | // Use `StaticProperties` or `SharedProperties`, depending on which variant is needed. | 
|  | // `StaticOrSharedProperties` exists only to avoid duplication. | 
|  | type StaticOrSharedProperties struct { | 
|  | Srcs []string `android:"path,arch_variant"` | 
|  |  | 
|  | Tidy_disabled_srcs []string `android:"path,arch_variant"` | 
|  |  | 
|  | Tidy_timeout_srcs []string `android:"path,arch_variant"` | 
|  |  | 
|  | Sanitized Sanitized `android:"arch_variant"` | 
|  |  | 
|  | Cflags []string `android:"arch_variant"` | 
|  |  | 
|  | Enabled            *bool    `android:"arch_variant"` | 
|  | Whole_static_libs  []string `android:"arch_variant"` | 
|  | Static_libs        []string `android:"arch_variant"` | 
|  | Shared_libs        []string `android:"arch_variant"` | 
|  | System_shared_libs []string `android:"arch_variant"` | 
|  |  | 
|  | Export_shared_lib_headers []string `android:"arch_variant"` | 
|  | Export_static_lib_headers []string `android:"arch_variant"` | 
|  |  | 
|  | Apex_available []string `android:"arch_variant"` | 
|  |  | 
|  | Installable *bool `android:"arch_variant"` | 
|  | } | 
|  |  | 
|  | type LibraryMutatedProperties struct { | 
|  | // Build a static variant | 
|  | BuildStatic bool `blueprint:"mutated"` | 
|  | // Build a shared variant | 
|  | BuildShared bool `blueprint:"mutated"` | 
|  | // This variant is shared | 
|  | VariantIsShared bool `blueprint:"mutated"` | 
|  | // This variant is static | 
|  | VariantIsStatic bool `blueprint:"mutated"` | 
|  |  | 
|  | // This variant is a stubs lib | 
|  | BuildStubs bool `blueprint:"mutated"` | 
|  | // This variant is the latest version | 
|  | IsLatestVersion bool `blueprint:"mutated"` | 
|  | // Version of the stubs lib | 
|  | StubsVersion string `blueprint:"mutated"` | 
|  | // List of all stubs versions associated with an implementation lib | 
|  | AllStubsVersions []string `blueprint:"mutated"` | 
|  | } | 
|  |  | 
|  | type FlagExporterProperties struct { | 
|  | // list of directories relative to the Blueprints file that will | 
|  | // be added to the include path (using -I) for this module and any module that links | 
|  | // against this module.  Directories listed in export_include_dirs do not need to be | 
|  | // listed in local_include_dirs. | 
|  | Export_include_dirs []string `android:"arch_variant,variant_prepend"` | 
|  |  | 
|  | // list of directories that will be added to the system include path | 
|  | // using -isystem for this module and any module that links against this module. | 
|  | Export_system_include_dirs []string `android:"arch_variant,variant_prepend"` | 
|  |  | 
|  | Target struct { | 
|  | Vendor, Product struct { | 
|  | // list of exported include directories, like | 
|  | // export_include_dirs, that will be applied to | 
|  | // vendor or product variant of this library. | 
|  | // This will overwrite any other declarations. | 
|  | Override_export_include_dirs []string | 
|  | } | 
|  | } | 
|  | } | 
|  |  | 
|  | func init() { | 
|  | RegisterLibraryBuildComponents(android.InitRegistrationContext) | 
|  | } | 
|  |  | 
|  | func RegisterLibraryBuildComponents(ctx android.RegistrationContext) { | 
|  | ctx.RegisterModuleType("cc_library_static", LibraryStaticFactory) | 
|  | ctx.RegisterModuleType("cc_library_shared", LibrarySharedFactory) | 
|  | ctx.RegisterModuleType("cc_library", LibraryFactory) | 
|  | ctx.RegisterModuleType("cc_library_host_static", LibraryHostStaticFactory) | 
|  | ctx.RegisterModuleType("cc_library_host_shared", LibraryHostSharedFactory) | 
|  | } | 
|  |  | 
|  | // TODO(b/199902614): Can this be factored to share with the other Attributes? | 
|  | // For bp2build conversion. | 
|  | type bazelCcLibraryAttributes struct { | 
|  | // Attributes pertaining to both static and shared variants. | 
|  | Srcs    bazel.LabelListAttribute | 
|  | Srcs_c  bazel.LabelListAttribute | 
|  | Srcs_as bazel.LabelListAttribute | 
|  |  | 
|  | Copts      bazel.StringListAttribute | 
|  | Cppflags   bazel.StringListAttribute | 
|  | Conlyflags bazel.StringListAttribute | 
|  | Asflags    bazel.StringListAttribute | 
|  |  | 
|  | Hdrs bazel.LabelListAttribute | 
|  |  | 
|  | Deps                              bazel.LabelListAttribute | 
|  | Implementation_deps               bazel.LabelListAttribute | 
|  | Dynamic_deps                      bazel.LabelListAttribute | 
|  | Implementation_dynamic_deps       bazel.LabelListAttribute | 
|  | Whole_archive_deps                bazel.LabelListAttribute | 
|  | Implementation_whole_archive_deps bazel.LabelListAttribute | 
|  | System_dynamic_deps               bazel.LabelListAttribute | 
|  |  | 
|  | Export_includes        bazel.StringListAttribute | 
|  | Export_system_includes bazel.StringListAttribute | 
|  | Local_includes         bazel.StringListAttribute | 
|  | Absolute_includes      bazel.StringListAttribute | 
|  | Linkopts               bazel.StringListAttribute | 
|  | Rtti                   bazel.BoolAttribute | 
|  |  | 
|  | Stl     *string | 
|  | Cpp_std *string | 
|  | C_std   *string | 
|  |  | 
|  | // This is shared only. | 
|  | Additional_linker_inputs bazel.LabelListAttribute | 
|  |  | 
|  | // Common properties shared between both shared and static variants. | 
|  | Shared staticOrSharedAttributes | 
|  | Static staticOrSharedAttributes | 
|  |  | 
|  | Strip stripAttributes | 
|  |  | 
|  | Features bazel.StringListAttribute | 
|  | } | 
|  |  | 
|  | type aidlLibraryAttributes struct { | 
|  | Srcs        bazel.LabelListAttribute | 
|  | Include_dir *string | 
|  | Tags        bazel.StringListAttribute | 
|  | } | 
|  |  | 
|  | type ccAidlLibraryAttributes struct { | 
|  | Deps                        bazel.LabelListAttribute | 
|  | Implementation_deps         bazel.LabelListAttribute | 
|  | Implementation_dynamic_deps bazel.LabelListAttribute | 
|  | Tags                        bazel.StringListAttribute | 
|  |  | 
|  | SdkAttributes | 
|  | includesAttributes | 
|  | } | 
|  |  | 
|  | type stripAttributes struct { | 
|  | Keep_symbols                 bazel.BoolAttribute | 
|  | Keep_symbols_and_debug_frame bazel.BoolAttribute | 
|  | Keep_symbols_list            bazel.StringListAttribute | 
|  | All                          bazel.BoolAttribute | 
|  | None                         bazel.BoolAttribute | 
|  | } | 
|  |  | 
|  | func stripAttrsFromLinkerAttrs(la *linkerAttributes) stripAttributes { | 
|  | return stripAttributes{ | 
|  | Keep_symbols:                 la.stripKeepSymbols, | 
|  | Keep_symbols_and_debug_frame: la.stripKeepSymbolsAndDebugFrame, | 
|  | Keep_symbols_list:            la.stripKeepSymbolsList, | 
|  | All:                          la.stripAll, | 
|  | None:                         la.stripNone, | 
|  | } | 
|  | } | 
|  |  | 
|  | func libraryBp2Build(ctx android.Bp2buildMutatorContext, m *Module) { | 
|  | sharedAttrs := bp2BuildParseSharedProps(ctx, m) | 
|  | staticAttrs := bp2BuildParseStaticProps(ctx, m) | 
|  | baseAttributes := bp2BuildParseBaseProps(ctx, m) | 
|  | compilerAttrs := baseAttributes.compilerAttributes | 
|  | linkerAttrs := baseAttributes.linkerAttributes | 
|  | exportedIncludes := bp2BuildParseExportedIncludes(ctx, m, &compilerAttrs.includes) | 
|  |  | 
|  | srcs := compilerAttrs.srcs | 
|  |  | 
|  | sharedAttrs.Dynamic_deps.Add(baseAttributes.protoDependency) | 
|  | staticAttrs.Deps.Add(baseAttributes.protoDependency) | 
|  |  | 
|  | asFlags := compilerAttrs.asFlags | 
|  | if compilerAttrs.asSrcs.IsEmpty() && sharedAttrs.Srcs_as.IsEmpty() && staticAttrs.Srcs_as.IsEmpty() { | 
|  | // Skip asflags for BUILD file simplicity if there are no assembly sources. | 
|  | asFlags = bazel.MakeStringListAttribute(nil) | 
|  | } | 
|  |  | 
|  | sharedFeatures := baseAttributes.features.Clone().Append(sharedAttrs.Features) | 
|  | sharedFeatures.DeduplicateAxesFromBase() | 
|  | staticFeatures := baseAttributes.features.Clone().Append(staticAttrs.Features) | 
|  | staticFeatures.DeduplicateAxesFromBase() | 
|  |  | 
|  | staticCommonAttrs := staticOrSharedAttributes{ | 
|  | Srcs:    *srcs.Clone().Append(staticAttrs.Srcs), | 
|  | Srcs_c:  *compilerAttrs.cSrcs.Clone().Append(staticAttrs.Srcs_c), | 
|  | Srcs_as: *compilerAttrs.asSrcs.Clone().Append(staticAttrs.Srcs_as), | 
|  | Copts:   *compilerAttrs.copts.Clone().Append(staticAttrs.Copts), | 
|  | Hdrs:    *compilerAttrs.hdrs.Clone().Append(staticAttrs.Hdrs), | 
|  |  | 
|  | Deps:                              *linkerAttrs.deps.Clone().Append(staticAttrs.Deps), | 
|  | Implementation_deps:               *linkerAttrs.implementationDeps.Clone().Append(staticAttrs.Implementation_deps), | 
|  | Dynamic_deps:                      *linkerAttrs.dynamicDeps.Clone().Append(staticAttrs.Dynamic_deps), | 
|  | Implementation_dynamic_deps:       *linkerAttrs.implementationDynamicDeps.Clone().Append(staticAttrs.Implementation_dynamic_deps), | 
|  | Implementation_whole_archive_deps: linkerAttrs.implementationWholeArchiveDeps, | 
|  | Whole_archive_deps:                *linkerAttrs.wholeArchiveDeps.Clone().Append(staticAttrs.Whole_archive_deps), | 
|  | System_dynamic_deps:               *linkerAttrs.systemDynamicDeps.Clone().Append(staticAttrs.System_dynamic_deps), | 
|  | Runtime_deps:                      linkerAttrs.runtimeDeps, | 
|  | SdkAttributes:                     Bp2BuildParseSdkAttributes(m), | 
|  | Native_coverage:                   baseAttributes.Native_coverage, | 
|  | Additional_compiler_inputs:        compilerAttrs.additionalCompilerInputs, | 
|  | } | 
|  |  | 
|  | includeAttrs := includesAttributes{ | 
|  | Export_includes:          exportedIncludes.Includes, | 
|  | Export_absolute_includes: exportedIncludes.AbsoluteIncludes, | 
|  | Export_system_includes:   exportedIncludes.SystemIncludes, | 
|  | Local_includes:           compilerAttrs.localIncludes, | 
|  | Absolute_includes:        compilerAttrs.absoluteIncludes, | 
|  | } | 
|  |  | 
|  | sharedCommonAttrs := staticOrSharedAttributes{ | 
|  | Srcs:    *srcs.Clone().Append(sharedAttrs.Srcs), | 
|  | Srcs_c:  *compilerAttrs.cSrcs.Clone().Append(sharedAttrs.Srcs_c), | 
|  | Srcs_as: *compilerAttrs.asSrcs.Clone().Append(sharedAttrs.Srcs_as), | 
|  | Copts:   *compilerAttrs.copts.Clone().Append(sharedAttrs.Copts), | 
|  | Hdrs:    *compilerAttrs.hdrs.Clone().Append(sharedAttrs.Hdrs), | 
|  |  | 
|  | Deps:                              *linkerAttrs.deps.Clone().Append(sharedAttrs.Deps), | 
|  | Implementation_deps:               *linkerAttrs.implementationDeps.Clone().Append(sharedAttrs.Implementation_deps), | 
|  | Dynamic_deps:                      *linkerAttrs.dynamicDeps.Clone().Append(sharedAttrs.Dynamic_deps), | 
|  | Implementation_dynamic_deps:       *linkerAttrs.implementationDynamicDeps.Clone().Append(sharedAttrs.Implementation_dynamic_deps), | 
|  | Whole_archive_deps:                *linkerAttrs.wholeArchiveDeps.Clone().Append(sharedAttrs.Whole_archive_deps), | 
|  | Implementation_whole_archive_deps: linkerAttrs.implementationWholeArchiveDeps, | 
|  | System_dynamic_deps:               *linkerAttrs.systemDynamicDeps.Clone().Append(sharedAttrs.System_dynamic_deps), | 
|  | Runtime_deps:                      linkerAttrs.runtimeDeps, | 
|  | SdkAttributes:                     Bp2BuildParseSdkAttributes(m), | 
|  | Native_coverage:                   baseAttributes.Native_coverage, | 
|  | Additional_compiler_inputs:        compilerAttrs.additionalCompilerInputs, | 
|  | } | 
|  |  | 
|  | staticTargetAttrs := &bazelCcLibraryStaticAttributes{ | 
|  | staticOrSharedAttributes: staticCommonAttrs, | 
|  | includesAttributes:       includeAttrs, | 
|  |  | 
|  | Cppflags:   compilerAttrs.cppFlags, | 
|  | Conlyflags: compilerAttrs.conlyFlags, | 
|  | Asflags:    asFlags, | 
|  |  | 
|  | Rtti:    compilerAttrs.rtti, | 
|  | Stl:     compilerAttrs.stl, | 
|  | Cpp_std: compilerAttrs.cppStd, | 
|  | C_std:   compilerAttrs.cStd, | 
|  |  | 
|  | Features: *staticFeatures, | 
|  | } | 
|  |  | 
|  | sharedTargetAttrs := &bazelCcLibrarySharedAttributes{ | 
|  | staticOrSharedAttributes: sharedCommonAttrs, | 
|  | includesAttributes:       includeAttrs, | 
|  |  | 
|  | Cppflags:   compilerAttrs.cppFlags, | 
|  | Conlyflags: compilerAttrs.conlyFlags, | 
|  | Asflags:    asFlags, | 
|  |  | 
|  | Linkopts:        linkerAttrs.linkopts, | 
|  | Rtti:            compilerAttrs.rtti, | 
|  | Stl:             compilerAttrs.stl, | 
|  | Cpp_std:         compilerAttrs.cppStd, | 
|  | C_std:           compilerAttrs.cStd, | 
|  | Use_version_lib: linkerAttrs.useVersionLib, | 
|  |  | 
|  | Additional_linker_inputs: linkerAttrs.additionalLinkerInputs, | 
|  |  | 
|  | Strip:                             stripAttrsFromLinkerAttrs(&linkerAttrs), | 
|  | Features:                          *sharedFeatures, | 
|  | bazelCcHeaderAbiCheckerAttributes: bp2buildParseAbiCheckerProps(ctx, m), | 
|  |  | 
|  | Fdo_profile: compilerAttrs.fdoProfile, | 
|  | } | 
|  |  | 
|  | if compilerAttrs.stubsSymbolFile != nil && len(compilerAttrs.stubsVersions.Value) > 0 { | 
|  | sharedTargetAttrs.Stubs_symbol_file = compilerAttrs.stubsSymbolFile | 
|  | } | 
|  |  | 
|  | sharedTargetAttrs.Stem = compilerAttrs.stem | 
|  | sharedTargetAttrs.Suffix = compilerAttrs.suffix | 
|  |  | 
|  | for axis, configToProps := range m.GetArchVariantProperties(ctx, &LibraryProperties{}) { | 
|  | for cfg, props := range configToProps { | 
|  | if props, ok := props.(*LibraryProperties); ok { | 
|  | if props.Inject_bssl_hash != nil { | 
|  | // This is an edge case applies only to libcrypto | 
|  | if m.Name() == "libcrypto" || m.Name() == "libcrypto_for_testing" { | 
|  | sharedTargetAttrs.Inject_bssl_hash.SetSelectValue(axis, cfg, props.Inject_bssl_hash) | 
|  | } else { | 
|  | ctx.PropertyErrorf("inject_bssl_hash", "only applies to libcrypto") | 
|  | } | 
|  | } | 
|  | } | 
|  | } | 
|  | } | 
|  |  | 
|  | staticProps := bazel.BazelTargetModuleProperties{ | 
|  | Rule_class:        "cc_library_static", | 
|  | Bzl_load_location: "//build/bazel/rules/cc:cc_library_static.bzl", | 
|  | } | 
|  | sharedProps := bazel.BazelTargetModuleProperties{ | 
|  | Rule_class:        "cc_library_shared", | 
|  | Bzl_load_location: "//build/bazel/rules/cc:cc_library_shared.bzl", | 
|  | } | 
|  |  | 
|  | if _, ok := alwaysLinkLibraries[m.Name()]; ok { | 
|  | staticTargetAttrs.Alwayslink = proptools.BoolPtr(true) | 
|  | } | 
|  |  | 
|  | var tagsForStaticVariant bazel.StringListAttribute | 
|  | if compilerAttrs.stubsSymbolFile == nil && len(compilerAttrs.stubsVersions.Value) == 0 { | 
|  | tagsForStaticVariant = android.ApexAvailableTagsWithoutTestApexes(ctx, m) | 
|  | } | 
|  | tagsForStaticVariant.Append(bazel.StringListAttribute{Value: staticAttrs.Apex_available}) | 
|  |  | 
|  | tagsForSharedVariant := android.ApexAvailableTagsWithoutTestApexes(ctx, m) | 
|  | tagsForSharedVariant.Append(bazel.StringListAttribute{Value: sharedAttrs.Apex_available}) | 
|  |  | 
|  | ctx.CreateBazelTargetModuleWithRestrictions(staticProps, | 
|  | android.CommonAttributes{ | 
|  | Name: m.Name() + "_bp2build_cc_library_static", | 
|  | Tags: tagsForStaticVariant, | 
|  | // TODO: b/303307456 - Remove this when data is properly supported in cc rules. | 
|  | SkipData: proptools.BoolPtr(true), | 
|  | }, | 
|  | staticTargetAttrs, staticAttrs.Enabled) | 
|  | ctx.CreateBazelTargetModuleWithRestrictions(sharedProps, | 
|  | android.CommonAttributes{ | 
|  | Name: m.Name(), | 
|  | Tags: tagsForSharedVariant, | 
|  | // TODO: b/303307456 - Remove this when data is properly supported in cc rules. | 
|  | SkipData: proptools.BoolPtr(true), | 
|  | }, | 
|  | sharedTargetAttrs, sharedAttrs.Enabled) | 
|  |  | 
|  | createStubsBazelTargetIfNeeded(ctx, m, compilerAttrs, exportedIncludes, baseAttributes) | 
|  | } | 
|  |  | 
|  | func createStubsBazelTargetIfNeeded(ctx android.Bp2buildMutatorContext, m *Module, compilerAttrs compilerAttributes, exportedIncludes BazelIncludes, baseAttributes baseAttributes) { | 
|  | if compilerAttrs.stubsSymbolFile != nil && len(compilerAttrs.stubsVersions.Value) > 0 { | 
|  | stubSuitesProps := bazel.BazelTargetModuleProperties{ | 
|  | Rule_class:        "cc_stub_suite", | 
|  | Bzl_load_location: "//build/bazel/rules/cc:cc_stub_library.bzl", | 
|  | } | 
|  | soname := m.Name() + ".so" | 
|  | stubSuitesAttrs := &bazelCcStubSuiteAttributes{ | 
|  | Symbol_file:          compilerAttrs.stubsSymbolFile, | 
|  | Versions:             compilerAttrs.stubsVersions, | 
|  | Export_includes:      exportedIncludes.Includes, | 
|  | Soname:               &soname, | 
|  | Source_library_label: proptools.StringPtr(m.GetBazelLabel(ctx, m)), | 
|  | Deps:                 baseAttributes.deps, | 
|  | Api_surface:          proptools.StringPtr("module-libapi"), | 
|  | } | 
|  | if _, isNdk := ctx.ModuleFromName(m.Name() + ".ndk"); isNdk { | 
|  | stubSuitesAttrs.Included_in_ndk = proptools.BoolPtr(true) | 
|  | } | 
|  |  | 
|  | ctx.CreateBazelTargetModule(stubSuitesProps, android.CommonAttributes{ | 
|  | Name: m.Name() + "_stub_libs", | 
|  | // TODO: b/303307456 - Remove this when data is properly supported in cc rules. | 
|  | SkipData: proptools.BoolPtr(true), | 
|  | }, | 
|  | stubSuitesAttrs) | 
|  |  | 
|  | // Add alias for the stub shared_library in @api_surfaces repository | 
|  | currentModuleLibApiDir := ctx.Config().ApiSurfacesDir(android.ModuleLibApi, "current") | 
|  | actualLabelInMainWorkspace := bazel.Label{ | 
|  | Label: fmt.Sprintf("@//%s:%s%s", ctx.ModuleDir(), m.Name(), stubsSuffix), | 
|  | } | 
|  | ctx.CreateBazelTargetAliasInDir(currentModuleLibApiDir, m.Name(), actualLabelInMainWorkspace) | 
|  |  | 
|  | // Add alias for headers exported by the stub library | 
|  | headerLabelInMainWorkspace := bazel.Label{ | 
|  | // This label is generated from cc_stub_suite macro | 
|  | Label: fmt.Sprintf("@//%s:%s_stub_libs_%s_headers", ctx.ModuleDir(), m.Name(), android.ModuleLibApi.String()), | 
|  | } | 
|  | headerAlias := m.Name() + "_headers" | 
|  | ctx.CreateBazelTargetAliasInDir(currentModuleLibApiDir, headerAlias, headerLabelInMainWorkspace) | 
|  | } | 
|  | } | 
|  |  | 
|  | // wrapper struct to flatten the arch and os specific export_include_dirs | 
|  | // flattening is necessary since we want to export apis of all arches even when we build for x86 (e.g.) | 
|  | type bazelCcApiLibraryHeadersAttributes struct { | 
|  | bazelCcLibraryHeadersAttributes | 
|  |  | 
|  | Arch *string | 
|  | } | 
|  |  | 
|  | func (a *bazelCcApiLibraryHeadersAttributes) isEmpty() bool { | 
|  | return a.Export_includes.IsEmpty() && | 
|  | a.Export_system_includes.IsEmpty() && | 
|  | a.Deps.IsEmpty() | 
|  | } | 
|  |  | 
|  | type apiIncludes struct { | 
|  | name  string // name of the Bazel target in the generated bp2build workspace | 
|  | attrs bazelCcApiLibraryHeadersAttributes | 
|  | } | 
|  |  | 
|  | func (includes *apiIncludes) isEmpty() bool { | 
|  | return includes.attrs.isEmpty() | 
|  | } | 
|  |  | 
|  | func (includes *apiIncludes) addDep(name string) { | 
|  | l := bazel.Label{Label: ":" + name} | 
|  | ll := bazel.MakeLabelList([]bazel.Label{l}) | 
|  | lla := bazel.MakeLabelListAttribute(ll) | 
|  | includes.attrs.Deps.Append(lla) | 
|  | } | 
|  |  | 
|  | // cc_library creates both static and/or shared libraries for a device and/or | 
|  | // host. By default, a cc_library has a single variant that targets the device. | 
|  | // Specifying `host_supported: true` also creates a library that targets the | 
|  | // host. | 
|  | func LibraryFactory() android.Module { | 
|  | module, _ := NewLibrary(android.HostAndDeviceSupported) | 
|  | // Can be used as both a static and a shared library. | 
|  | module.sdkMemberTypes = []android.SdkMemberType{ | 
|  | sharedLibrarySdkMemberType, | 
|  | staticLibrarySdkMemberType, | 
|  | staticAndSharedLibrarySdkMemberType, | 
|  | } | 
|  | module.bazelable = true | 
|  | module.bazelHandler = &ccLibraryBazelHandler{module: module} | 
|  | return module.Init() | 
|  | } | 
|  |  | 
|  | // cc_library_static creates a static library for a device and/or host binary. | 
|  | func LibraryStaticFactory() android.Module { | 
|  | module, library := NewLibrary(android.HostAndDeviceSupported) | 
|  | library.BuildOnlyStatic() | 
|  | module.sdkMemberTypes = []android.SdkMemberType{staticLibrarySdkMemberType} | 
|  | module.bazelable = true | 
|  | module.bazelHandler = &ccLibraryBazelHandler{module: module} | 
|  | return module.Init() | 
|  | } | 
|  |  | 
|  | // cc_library_shared creates a shared library for a device and/or host. | 
|  | func LibrarySharedFactory() android.Module { | 
|  | module, library := NewLibrary(android.HostAndDeviceSupported) | 
|  | library.BuildOnlyShared() | 
|  | module.sdkMemberTypes = []android.SdkMemberType{sharedLibrarySdkMemberType} | 
|  | module.bazelable = true | 
|  | module.bazelHandler = &ccLibraryBazelHandler{module: module} | 
|  | return module.Init() | 
|  | } | 
|  |  | 
|  | // cc_library_host_static creates a static library that is linkable to a host | 
|  | // binary. | 
|  | func LibraryHostStaticFactory() android.Module { | 
|  | module, library := NewLibrary(android.HostSupported) | 
|  | library.BuildOnlyStatic() | 
|  | module.sdkMemberTypes = []android.SdkMemberType{staticLibrarySdkMemberType} | 
|  | module.bazelable = true | 
|  | module.bazelHandler = &ccLibraryBazelHandler{module: module} | 
|  | return module.Init() | 
|  | } | 
|  |  | 
|  | // cc_library_host_shared creates a shared library that is usable on a host. | 
|  | func LibraryHostSharedFactory() android.Module { | 
|  | module, library := NewLibrary(android.HostSupported) | 
|  | library.BuildOnlyShared() | 
|  | module.sdkMemberTypes = []android.SdkMemberType{sharedLibrarySdkMemberType} | 
|  | module.bazelable = true | 
|  | module.bazelHandler = &ccLibraryBazelHandler{module: module} | 
|  | return module.Init() | 
|  | } | 
|  |  | 
|  | // flagExporter is a separated portion of libraryDecorator pertaining to exported | 
|  | // include paths and flags. Keeping this dependency-related information separate | 
|  | // from the rest of library information is helpful in keeping data more structured | 
|  | // and explicit. | 
|  | type flagExporter struct { | 
|  | Properties FlagExporterProperties | 
|  |  | 
|  | dirs       android.Paths // Include directories to be included with -I | 
|  | systemDirs android.Paths // System include directories to be included with -isystem | 
|  | flags      []string      // Exported raw flags. | 
|  | deps       android.Paths | 
|  | headers    android.Paths | 
|  | } | 
|  |  | 
|  | // exportedIncludes returns the effective include paths for this module and | 
|  | // any module that links against this module. This is obtained from | 
|  | // the export_include_dirs property in the appropriate target stanza. | 
|  | func (f *flagExporter) exportedIncludes(ctx ModuleContext) android.Paths { | 
|  | if ctx.inVendor() && f.Properties.Target.Vendor.Override_export_include_dirs != nil { | 
|  | return android.PathsForModuleSrc(ctx, f.Properties.Target.Vendor.Override_export_include_dirs) | 
|  | } | 
|  | if ctx.inProduct() && f.Properties.Target.Product.Override_export_include_dirs != nil { | 
|  | return android.PathsForModuleSrc(ctx, f.Properties.Target.Product.Override_export_include_dirs) | 
|  | } | 
|  | return android.PathsForModuleSrc(ctx, f.Properties.Export_include_dirs) | 
|  | } | 
|  |  | 
|  | // exportIncludes registers the include directories and system include directories to be exported | 
|  | // transitively to modules depending on this module. | 
|  | func (f *flagExporter) exportIncludes(ctx ModuleContext) { | 
|  | f.dirs = append(f.dirs, f.exportedIncludes(ctx)...) | 
|  | f.systemDirs = append(f.systemDirs, android.PathsForModuleSrc(ctx, f.Properties.Export_system_include_dirs)...) | 
|  | } | 
|  |  | 
|  | // exportIncludesAsSystem registers the include directories and system include directories to be | 
|  | // exported transitively both as system include directories to modules depending on this module. | 
|  | func (f *flagExporter) exportIncludesAsSystem(ctx ModuleContext) { | 
|  | // all dirs are force exported as system | 
|  | f.systemDirs = append(f.systemDirs, f.exportedIncludes(ctx)...) | 
|  | f.systemDirs = append(f.systemDirs, android.PathsForModuleSrc(ctx, f.Properties.Export_system_include_dirs)...) | 
|  | } | 
|  |  | 
|  | // reexportDirs registers the given directories as include directories to be exported transitively | 
|  | // to modules depending on this module. | 
|  | func (f *flagExporter) reexportDirs(dirs ...android.Path) { | 
|  | f.dirs = append(f.dirs, dirs...) | 
|  | } | 
|  |  | 
|  | // reexportSystemDirs registers the given directories as system include directories | 
|  | // to be exported transitively to modules depending on this module. | 
|  | func (f *flagExporter) reexportSystemDirs(dirs ...android.Path) { | 
|  | f.systemDirs = append(f.systemDirs, dirs...) | 
|  | } | 
|  |  | 
|  | // reexportFlags registers the flags to be exported transitively to modules depending on this | 
|  | // module. | 
|  | func (f *flagExporter) reexportFlags(flags ...string) { | 
|  | if android.PrefixInList(flags, "-I") || android.PrefixInList(flags, "-isystem") { | 
|  | panic(fmt.Errorf("Exporting invalid flag %q: "+ | 
|  | "use reexportDirs or reexportSystemDirs to export directories", flag)) | 
|  | } | 
|  | f.flags = append(f.flags, flags...) | 
|  | } | 
|  |  | 
|  | func (f *flagExporter) reexportDeps(deps ...android.Path) { | 
|  | f.deps = append(f.deps, deps...) | 
|  | } | 
|  |  | 
|  | // addExportedGeneratedHeaders does nothing but collects generated header files. | 
|  | // This can be differ to exportedDeps which may contain phony files to minimize ninja. | 
|  | func (f *flagExporter) addExportedGeneratedHeaders(headers ...android.Path) { | 
|  | f.headers = append(f.headers, headers...) | 
|  | } | 
|  |  | 
|  | func (f *flagExporter) setProvider(ctx android.ModuleContext) { | 
|  | ctx.SetProvider(FlagExporterInfoProvider, FlagExporterInfo{ | 
|  | // Comes from Export_include_dirs property, and those of exported transitive deps | 
|  | IncludeDirs: android.FirstUniquePaths(f.dirs), | 
|  | // Comes from Export_system_include_dirs property, and those of exported transitive deps | 
|  | SystemIncludeDirs: android.FirstUniquePaths(f.systemDirs), | 
|  | // Used in very few places as a one-off way of adding extra defines. | 
|  | Flags: f.flags, | 
|  | // Used sparingly, for extra files that need to be explicitly exported to dependers, | 
|  | // or for phony files to minimize ninja. | 
|  | Deps: f.deps, | 
|  | // For exported generated headers, such as exported aidl headers, proto headers, or | 
|  | // sysprop headers. | 
|  | GeneratedHeaders: f.headers, | 
|  | }) | 
|  | } | 
|  |  | 
|  | // libraryDecorator wraps baseCompiler, baseLinker and baseInstaller to provide library-specific | 
|  | // functionality: static vs. shared linkage, reusing object files for shared libraries | 
|  | type libraryDecorator struct { | 
|  | Properties        LibraryProperties | 
|  | StaticProperties  StaticProperties | 
|  | SharedProperties  SharedProperties | 
|  | MutatedProperties LibraryMutatedProperties | 
|  |  | 
|  | // For reusing static library objects for shared library | 
|  | reuseObjects Objects | 
|  |  | 
|  | // table-of-contents file to optimize out relinking when possible | 
|  | tocFile android.OptionalPath | 
|  |  | 
|  | flagExporter | 
|  | flagExporterInfo *FlagExporterInfo | 
|  | stripper         Stripper | 
|  |  | 
|  | // For whole_static_libs | 
|  | objects                      Objects | 
|  | wholeStaticLibsFromPrebuilts android.Paths | 
|  |  | 
|  | // Uses the module's name if empty, but can be overridden. Does not include | 
|  | // shlib suffix. | 
|  | libName string | 
|  |  | 
|  | sabi *sabi | 
|  |  | 
|  | // Output archive of gcno coverage information files | 
|  | coverageOutputFile android.OptionalPath | 
|  |  | 
|  | // linked Source Abi Dump | 
|  | sAbiOutputFile android.OptionalPath | 
|  |  | 
|  | // Source Abi Diff | 
|  | sAbiDiff android.Paths | 
|  |  | 
|  | // Location of the static library in the sysroot. Empty if the library is | 
|  | // not included in the NDK. | 
|  | ndkSysrootPath android.Path | 
|  |  | 
|  | // Location of the linked, unstripped library for shared libraries | 
|  | unstrippedOutputFile android.Path | 
|  |  | 
|  | // Location of the file that should be copied to dist dir when requested | 
|  | distFile android.Path | 
|  |  | 
|  | versionScriptPath android.OptionalPath | 
|  |  | 
|  | postInstallCmds []string | 
|  |  | 
|  | // If useCoreVariant is true, the vendor variant of a VNDK library is | 
|  | // not installed. | 
|  | useCoreVariant       bool | 
|  | checkSameCoreVariant bool | 
|  |  | 
|  | skipAPIDefine bool | 
|  |  | 
|  | // Decorated interfaces | 
|  | *baseCompiler | 
|  | *baseLinker | 
|  | *baseInstaller | 
|  |  | 
|  | collectedSnapshotHeaders android.Paths | 
|  |  | 
|  | apiListCoverageXmlPath android.ModuleOutPath | 
|  | } | 
|  |  | 
|  | type ccLibraryBazelHandler struct { | 
|  | module *Module | 
|  | } | 
|  |  | 
|  | var _ BazelHandler = (*ccLibraryBazelHandler)(nil) | 
|  |  | 
|  | // generateStaticBazelBuildActions constructs the StaticLibraryInfo Soong | 
|  | // provider from a Bazel shared library's CcInfo provider. | 
|  | func (handler *ccLibraryBazelHandler) generateStaticBazelBuildActions(ctx android.ModuleContext, label string, ccInfo cquery.CcInfo) { | 
|  | rootStaticArchives := ccInfo.RootStaticArchives | 
|  | if len(rootStaticArchives) != 1 { | 
|  | ctx.ModuleErrorf("expected exactly one root archive file for '%s', but got %s", label, rootStaticArchives) | 
|  | return | 
|  | } | 
|  | var outputFilePath android.Path = android.PathForBazelOut(ctx, rootStaticArchives[0]) | 
|  | if len(ccInfo.TidyFiles) > 0 { | 
|  | handler.module.tidyFiles = android.PathsForBazelOut(ctx, ccInfo.TidyFiles) | 
|  | outputFilePath = android.AttachValidationActions(ctx, outputFilePath, handler.module.tidyFiles) | 
|  | } | 
|  | handler.module.outputFile = android.OptionalPathForPath(outputFilePath) | 
|  |  | 
|  | objPaths := ccInfo.CcObjectFiles | 
|  | objFiles := make(android.Paths, len(objPaths)) | 
|  | for i, objPath := range objPaths { | 
|  | objFiles[i] = android.PathForBazelOut(ctx, objPath) | 
|  | } | 
|  | objects := Objects{ | 
|  | objFiles: objFiles, | 
|  | } | 
|  |  | 
|  | ctx.SetProvider(StaticLibraryInfoProvider, StaticLibraryInfo{ | 
|  | StaticLibrary: outputFilePath, | 
|  | ReuseObjects:  objects, | 
|  | Objects:       objects, | 
|  |  | 
|  | // TODO(b/190524881): Include transitive static libraries in this provider to support | 
|  | // static libraries with deps. | 
|  | TransitiveStaticLibrariesForOrdering: android.NewDepSetBuilder[android.Path](android.TOPOLOGICAL). | 
|  | Direct(outputFilePath). | 
|  | Build(), | 
|  | }) | 
|  |  | 
|  | return | 
|  | } | 
|  |  | 
|  | // generateSharedBazelBuildActions constructs the SharedLibraryInfo Soong | 
|  | // provider from a Bazel shared library's CcInfo provider. | 
|  | func (handler *ccLibraryBazelHandler) generateSharedBazelBuildActions(ctx android.ModuleContext, label string, ccInfo cquery.CcInfo) { | 
|  | rootDynamicLibraries := ccInfo.RootDynamicLibraries | 
|  |  | 
|  | if len(rootDynamicLibraries) != 1 { | 
|  | ctx.ModuleErrorf("expected exactly one root dynamic library file for '%s', but got %s", label, rootDynamicLibraries) | 
|  | return | 
|  | } | 
|  | var outputFilePath android.Path = android.PathForBazelOut(ctx, rootDynamicLibraries[0]) | 
|  | if len(ccInfo.TidyFiles) > 0 { | 
|  | handler.module.tidyFiles = android.PathsForBazelOut(ctx, ccInfo.TidyFiles) | 
|  | outputFilePath = android.AttachValidationActions(ctx, outputFilePath, handler.module.tidyFiles) | 
|  | } | 
|  |  | 
|  | handler.module.outputFile = android.OptionalPathForPath(outputFilePath) | 
|  | handler.module.linker.(*libraryDecorator).unstrippedOutputFile = android.PathForBazelOut(ctx, ccInfo.UnstrippedOutput) | 
|  |  | 
|  | var tocFile android.OptionalPath | 
|  | if len(ccInfo.TocFile) > 0 { | 
|  | tocFile = android.OptionalPathForPath(android.PathForBazelOut(ctx, ccInfo.TocFile)) | 
|  | } | 
|  | handler.module.linker.(*libraryDecorator).tocFile = tocFile | 
|  |  | 
|  | if len(ccInfo.AbiDiffFiles) > 0 { | 
|  | handler.module.linker.(*libraryDecorator).sAbiDiff = android.PathsForBazelOut(ctx, ccInfo.AbiDiffFiles) | 
|  | } | 
|  |  | 
|  | ctx.SetProvider(SharedLibraryInfoProvider, SharedLibraryInfo{ | 
|  | TableOfContents: tocFile, | 
|  | SharedLibrary:   outputFilePath, | 
|  | Target:          ctx.Target(), | 
|  | // TODO(b/190524881): Include transitive static libraries in this provider to support | 
|  | // static libraries with deps. The provider key for this is TransitiveStaticLibrariesForOrdering. | 
|  | }) | 
|  | } | 
|  |  | 
|  | func (handler *ccLibraryBazelHandler) QueueBazelCall(ctx android.BaseModuleContext, label string) { | 
|  | bazelCtx := ctx.Config().BazelContext | 
|  | bazelCtx.QueueBazelRequest(label, cquery.GetCcInfo, android.GetConfigKeyApexVariant(ctx, GetApexConfigKey(ctx))) | 
|  | if v := handler.module.library.stubsVersion(); v != "" { | 
|  | stubsLabel := label + "_stub_libs-" + v | 
|  | bazelCtx.QueueBazelRequest(stubsLabel, cquery.GetCcInfo, android.GetConfigKeyApexVariant(ctx, GetApexConfigKey(ctx))) | 
|  | } | 
|  | } | 
|  |  | 
|  | func (handler *ccLibraryBazelHandler) ProcessBazelQueryResponse(ctx android.ModuleContext, label string) { | 
|  | if v := handler.module.library.stubsVersion(); v != "" { | 
|  | // if we are a stubs variant, just use the Bazel stubs target | 
|  | label = label + "_stub_libs-" + v | 
|  | } | 
|  | bazelCtx := ctx.Config().BazelContext | 
|  | ccInfo, err := bazelCtx.GetCcInfo(label, android.GetConfigKeyApexVariant(ctx, GetApexConfigKey(ctx))) | 
|  | if err != nil { | 
|  | ctx.ModuleErrorf("Error getting Bazel CcInfo: %s", err) | 
|  | return | 
|  | } | 
|  |  | 
|  | if handler.module.static() { | 
|  | handler.generateStaticBazelBuildActions(ctx, label, ccInfo) | 
|  | } else if handler.module.Shared() { | 
|  | handler.generateSharedBazelBuildActions(ctx, label, ccInfo) | 
|  | } else { | 
|  | ctx.ModuleErrorf("Unhandled bazel case for %s (neither shared nor static!)", ctx.ModuleName()) | 
|  | } | 
|  |  | 
|  | handler.module.linker.(*libraryDecorator).setFlagExporterInfoFromCcInfo(ctx, ccInfo) | 
|  | handler.module.maybeUnhideFromMake() | 
|  |  | 
|  | if i, ok := handler.module.linker.(snapshotLibraryInterface); ok { | 
|  | // Dependencies on this library will expect collectedSnapshotHeaders to | 
|  | // be set, otherwise validation will fail. For now, set this to an empty | 
|  | // list. | 
|  | // TODO(b/190533363): More closely mirror the collectHeadersForSnapshot | 
|  | // implementation. | 
|  | i.(*libraryDecorator).collectedSnapshotHeaders = android.Paths{} | 
|  | } | 
|  |  | 
|  | handler.module.setAndroidMkVariablesFromCquery(ccInfo.CcAndroidMkInfo) | 
|  |  | 
|  | cctx := moduleContextFromAndroidModuleContext(ctx, handler.module) | 
|  | addStubDependencyProviders(cctx) | 
|  | } | 
|  |  | 
|  | func (library *libraryDecorator) setFlagExporterInfoFromCcInfo(ctx android.ModuleContext, ccInfo cquery.CcInfo) { | 
|  | flagExporterInfo := flagExporterInfoFromCcInfo(ctx, ccInfo) | 
|  | // flag exporters consolidates properties like includes, flags, dependencies that should be | 
|  | // exported from this module to other modules | 
|  | ctx.SetProvider(FlagExporterInfoProvider, flagExporterInfo) | 
|  | // Store flag info to be passed along to androidmk | 
|  | // TODO(b/184387147): Androidmk should be done in Bazel, not Soong. | 
|  | library.flagExporterInfo = &flagExporterInfo | 
|  | } | 
|  |  | 
|  | func GlobHeadersForSnapshot(ctx android.ModuleContext, paths android.Paths) android.Paths { | 
|  | ret := android.Paths{} | 
|  |  | 
|  | // Headers in the source tree should be globbed. On the contrast, generated headers | 
|  | // can't be globbed, and they should be manually collected. | 
|  | // So, we first filter out intermediate directories (which contains generated headers) | 
|  | // from exported directories, and then glob headers under remaining directories. | 
|  | for _, path := range paths { | 
|  | dir := path.String() | 
|  | // Skip if dir is for generated headers | 
|  | if strings.HasPrefix(dir, ctx.Config().OutDir()) { | 
|  | continue | 
|  | } | 
|  |  | 
|  | // Filter out the generated headers from bazel. | 
|  | if strings.HasPrefix(dir, android.PathForBazelOut(ctx, "bazel-out").String()) { | 
|  | continue | 
|  | } | 
|  |  | 
|  | // libeigen wrongly exports the root directory "external/eigen". But only two | 
|  | // subdirectories "Eigen" and "unsupported" contain exported header files. Even worse | 
|  | // some of them have no extension. So we need special treatment for libeigen in order | 
|  | // to glob correctly. | 
|  | if dir == "external/eigen" { | 
|  | // Only these two directories contains exported headers. | 
|  | for _, subdir := range []string{"Eigen", "unsupported/Eigen"} { | 
|  | globDir := "external/eigen/" + subdir + "/**/*" | 
|  | glob, err := ctx.GlobWithDeps(globDir, nil) | 
|  | if err != nil { | 
|  | ctx.ModuleErrorf("glob of %q failed: %s", globDir, err) | 
|  | return nil | 
|  | } | 
|  | for _, header := range glob { | 
|  | if strings.HasSuffix(header, "/") { | 
|  | continue | 
|  | } | 
|  | ext := filepath.Ext(header) | 
|  | if ext != "" && ext != ".h" { | 
|  | continue | 
|  | } | 
|  | ret = append(ret, android.PathForSource(ctx, header)) | 
|  | } | 
|  | } | 
|  | continue | 
|  | } | 
|  | globDir := dir + "/**/*" | 
|  | glob, err := ctx.GlobWithDeps(globDir, nil) | 
|  | if err != nil { | 
|  | ctx.ModuleErrorf("glob of %q failed: %s", globDir, err) | 
|  | return nil | 
|  | } | 
|  | isLibcxx := strings.HasPrefix(dir, "external/libcxx/include") | 
|  | for _, header := range glob { | 
|  | if isLibcxx { | 
|  | // Glob all files under this special directory, because of C++ headers with no | 
|  | // extension. | 
|  | if strings.HasSuffix(header, "/") { | 
|  | continue | 
|  | } | 
|  | } else { | 
|  | // Filter out only the files with extensions that are headers. | 
|  | found := false | 
|  | for _, ext := range HeaderExts { | 
|  | if strings.HasSuffix(header, ext) { | 
|  | found = true | 
|  | break | 
|  | } | 
|  | } | 
|  | if !found { | 
|  | continue | 
|  | } | 
|  | } | 
|  | ret = append(ret, android.PathForSource(ctx, header)) | 
|  | } | 
|  | } | 
|  | return ret | 
|  | } | 
|  |  | 
|  | func GlobGeneratedHeadersForSnapshot(_ android.ModuleContext, paths android.Paths) android.Paths { | 
|  | ret := android.Paths{} | 
|  | for _, header := range paths { | 
|  | // TODO(b/148123511): remove exportedDeps after cleaning up genrule | 
|  | if strings.HasSuffix(header.Base(), "-phony") { | 
|  | continue | 
|  | } | 
|  | ret = append(ret, header) | 
|  | } | 
|  | return ret | 
|  | } | 
|  |  | 
|  | // collectHeadersForSnapshot collects all exported headers from library. | 
|  | // It globs header files in the source tree for exported include directories, | 
|  | // and tracks generated header files separately. | 
|  | // | 
|  | // This is to be called from GenerateAndroidBuildActions, and then collected | 
|  | // header files can be retrieved by snapshotHeaders(). | 
|  | func (l *libraryDecorator) collectHeadersForSnapshot(ctx android.ModuleContext) { | 
|  | ret := android.Paths{} | 
|  |  | 
|  | // Headers in the source tree should be globbed. On the contrast, generated headers | 
|  | // can't be globbed, and they should be manually collected. | 
|  | // So, we first filter out intermediate directories (which contains generated headers) | 
|  | // from exported directories, and then glob headers under remaining directories. | 
|  | ret = append(ret, GlobHeadersForSnapshot(ctx, append(android.CopyOfPaths(l.flagExporter.dirs), l.flagExporter.systemDirs...))...) | 
|  |  | 
|  | // Collect generated headers | 
|  | ret = append(ret, GlobGeneratedHeadersForSnapshot(ctx, append(android.CopyOfPaths(l.flagExporter.headers), l.flagExporter.deps...))...) | 
|  |  | 
|  | l.collectedSnapshotHeaders = ret | 
|  | } | 
|  |  | 
|  | // This returns all exported header files, both generated ones and headers from source tree. | 
|  | // collectHeadersForSnapshot() must be called before calling this. | 
|  | func (l *libraryDecorator) snapshotHeaders() android.Paths { | 
|  | if l.collectedSnapshotHeaders == nil { | 
|  | panic("snapshotHeaders() must be called after collectHeadersForSnapshot()") | 
|  | } | 
|  | return l.collectedSnapshotHeaders | 
|  | } | 
|  |  | 
|  | // linkerProps returns the list of properties structs relevant for this library. (For example, if | 
|  | // the library is cc_shared_library, then static-library properties are omitted.) | 
|  | func (library *libraryDecorator) linkerProps() []interface{} { | 
|  | var props []interface{} | 
|  | props = append(props, library.baseLinker.linkerProps()...) | 
|  | props = append(props, | 
|  | &library.Properties, | 
|  | &library.MutatedProperties, | 
|  | &library.flagExporter.Properties, | 
|  | &library.stripper.StripProperties) | 
|  |  | 
|  | if library.MutatedProperties.BuildShared { | 
|  | props = append(props, &library.SharedProperties) | 
|  | } | 
|  | if library.MutatedProperties.BuildStatic { | 
|  | props = append(props, &library.StaticProperties) | 
|  | } | 
|  |  | 
|  | return props | 
|  | } | 
|  |  | 
|  | // linkerFlags takes a Flags struct and augments it to contain linker flags that are defined by this | 
|  | // library, or that are implied by attributes of this library (such as whether this library is a | 
|  | // shared library). | 
|  | func (library *libraryDecorator) linkerFlags(ctx ModuleContext, flags Flags) Flags { | 
|  | flags = library.baseLinker.linkerFlags(ctx, flags) | 
|  |  | 
|  | // MinGW spits out warnings about -fPIC even for -fpie?!) being ignored because | 
|  | // all code is position independent, and then those warnings get promoted to | 
|  | // errors. | 
|  | if !ctx.Windows() { | 
|  | flags.Global.CFlags = append(flags.Global.CFlags, "-fPIC") | 
|  | } | 
|  |  | 
|  | if library.static() { | 
|  | flags.Local.CFlags = append(flags.Local.CFlags, library.StaticProperties.Static.Cflags...) | 
|  | } else if library.shared() { | 
|  | flags.Local.CFlags = append(flags.Local.CFlags, library.SharedProperties.Shared.Cflags...) | 
|  | } | 
|  |  | 
|  | if library.shared() { | 
|  | libName := library.getLibName(ctx) | 
|  | var f []string | 
|  | if ctx.toolchain().Bionic() { | 
|  | f = append(f, | 
|  | "-nostdlib", | 
|  | "-Wl,--gc-sections", | 
|  | ) | 
|  | } | 
|  |  | 
|  | if ctx.Darwin() { | 
|  | f = append(f, | 
|  | "-dynamiclib", | 
|  | "-install_name @rpath/"+libName+flags.Toolchain.ShlibSuffix(), | 
|  | ) | 
|  | if ctx.Arch().ArchType == android.X86 { | 
|  | f = append(f, | 
|  | "-read_only_relocs suppress", | 
|  | ) | 
|  | } | 
|  | } else { | 
|  | f = append(f, "-shared") | 
|  | if !ctx.Windows() { | 
|  | f = append(f, "-Wl,-soname,"+libName+flags.Toolchain.ShlibSuffix()) | 
|  | } | 
|  | } | 
|  |  | 
|  | flags.Global.LdFlags = append(flags.Global.LdFlags, f...) | 
|  | } | 
|  |  | 
|  | return flags | 
|  | } | 
|  |  | 
|  | // compilerFlags takes a Flags and augments it to contain compile flags from global values, | 
|  | // per-target values, module type values, per-module Blueprints properties, extra flags from | 
|  | // `flags`, and generated sources from `deps`. | 
|  | func (library *libraryDecorator) compilerFlags(ctx ModuleContext, flags Flags, deps PathDeps) Flags { | 
|  | exportIncludeDirs := library.flagExporter.exportedIncludes(ctx) | 
|  | if len(exportIncludeDirs) > 0 { | 
|  | f := includeDirsToFlags(exportIncludeDirs) | 
|  | flags.Local.CommonFlags = append(flags.Local.CommonFlags, f) | 
|  | flags.Local.YasmFlags = append(flags.Local.YasmFlags, f) | 
|  | } | 
|  |  | 
|  | flags = library.baseCompiler.compilerFlags(ctx, flags, deps) | 
|  | if ctx.IsLlndk() { | 
|  | // LLNDK libraries ignore most of the properties on the cc_library and use the | 
|  | // LLNDK-specific properties instead. | 
|  | // Wipe all the module-local properties, leaving only the global properties. | 
|  | flags.Local = LocalOrGlobalFlags{} | 
|  | } | 
|  | if library.buildStubs() { | 
|  | // Remove -include <file> when compiling stubs. Otherwise, the force included | 
|  | // headers might cause conflicting types error with the symbols in the | 
|  | // generated stubs source code. e.g. | 
|  | // double acos(double); // in header | 
|  | // void acos() {} // in the generated source code | 
|  | removeInclude := func(flags []string) []string { | 
|  | ret := flags[:0] | 
|  | for _, f := range flags { | 
|  | if strings.HasPrefix(f, "-include ") { | 
|  | continue | 
|  | } | 
|  | ret = append(ret, f) | 
|  | } | 
|  | return ret | 
|  | } | 
|  | flags.Local.CommonFlags = removeInclude(flags.Local.CommonFlags) | 
|  | flags.Local.CFlags = removeInclude(flags.Local.CFlags) | 
|  |  | 
|  | flags = addStubLibraryCompilerFlags(flags) | 
|  | } | 
|  | return flags | 
|  | } | 
|  |  | 
|  | func (library *libraryDecorator) getHeaderAbiCheckerProperties(ctx android.BaseModuleContext) headerAbiCheckerProperties { | 
|  | m := ctx.Module().(*Module) | 
|  | variantProps := &library.Properties.Target.Platform.Header_abi_checker | 
|  | if m.InVendor() { | 
|  | variantProps = &library.Properties.Target.Vendor.Header_abi_checker | 
|  | } else if m.InProduct() { | 
|  | variantProps = &library.Properties.Target.Product.Header_abi_checker | 
|  | } | 
|  | props := library.Properties.Header_abi_checker | 
|  | err := proptools.AppendProperties(&props, variantProps, nil) | 
|  | if err != nil { | 
|  | ctx.ModuleErrorf("Cannot merge headerAbiCheckerProperties: %s", err.Error()) | 
|  | } | 
|  | return props | 
|  | } | 
|  |  | 
|  | func (library *libraryDecorator) compile(ctx ModuleContext, flags Flags, deps PathDeps) Objects { | 
|  | if ctx.IsLlndk() { | 
|  | // This is the vendor variant of an LLNDK library, build the LLNDK stubs. | 
|  | vndkVer := ctx.Module().(*Module).VndkVersion() | 
|  | if !inList(vndkVer, ctx.Config().PlatformVersionActiveCodenames()) || vndkVer == "" { | 
|  | // For non-enforcing devices, vndkVer is empty. Use "current" in that case, too. | 
|  | vndkVer = "current" | 
|  | } | 
|  | if library.stubsVersion() != "" { | 
|  | vndkVer = library.stubsVersion() | 
|  | } | 
|  | nativeAbiResult := parseNativeAbiDefinition(ctx, | 
|  | String(library.Properties.Llndk.Symbol_file), | 
|  | android.ApiLevelOrPanic(ctx, vndkVer), "--llndk") | 
|  | objs := compileStubLibrary(ctx, flags, nativeAbiResult.stubSrc) | 
|  | if !Bool(library.Properties.Llndk.Unversioned) { | 
|  | library.versionScriptPath = android.OptionalPathForPath( | 
|  | nativeAbiResult.versionScript) | 
|  | } | 
|  | return objs | 
|  | } | 
|  | if ctx.IsVendorPublicLibrary() { | 
|  | nativeAbiResult := parseNativeAbiDefinition(ctx, | 
|  | String(library.Properties.Vendor_public_library.Symbol_file), | 
|  | android.FutureApiLevel, "") | 
|  | objs := compileStubLibrary(ctx, flags, nativeAbiResult.stubSrc) | 
|  | if !Bool(library.Properties.Vendor_public_library.Unversioned) { | 
|  | library.versionScriptPath = android.OptionalPathForPath(nativeAbiResult.versionScript) | 
|  | } | 
|  | return objs | 
|  | } | 
|  | if library.buildStubs() { | 
|  | symbolFile := String(library.Properties.Stubs.Symbol_file) | 
|  | if symbolFile != "" && !strings.HasSuffix(symbolFile, ".map.txt") { | 
|  | ctx.PropertyErrorf("symbol_file", "%q doesn't have .map.txt suffix", symbolFile) | 
|  | return Objects{} | 
|  | } | 
|  | // b/239274367 --apex and --systemapi filters symbols tagged with # apex and # | 
|  | // systemapi, respectively. The former is for symbols defined in platform libraries | 
|  | // and the latter is for symbols defined in APEXes. | 
|  | // A single library can contain either # apex or # systemapi, but not both. | 
|  | // The stub generator (ndkstubgen) is additive, so passing _both_ of these to it should be a no-op. | 
|  | // However, having this distinction helps guard accidental | 
|  | // promotion or demotion of API and also helps the API review process b/191371676 | 
|  | var flag string | 
|  | if ctx.Module().(android.ApexModule).NotInPlatform() { | 
|  | flag = "--apex" | 
|  | } else { | 
|  | flag = "--systemapi" | 
|  | } | 
|  | // b/184712170, unless the lib is an NDK library, exclude all public symbols from | 
|  | // the stub so that it is mandated that all symbols are explicitly marked with | 
|  | // either apex or systemapi. | 
|  | if !ctx.Module().(*Module).IsNdk(ctx.Config()) { | 
|  | flag = flag + " --no-ndk" | 
|  | } | 
|  | nativeAbiResult := parseNativeAbiDefinition(ctx, symbolFile, | 
|  | android.ApiLevelOrPanic(ctx, library.MutatedProperties.StubsVersion), flag) | 
|  | objs := compileStubLibrary(ctx, flags, nativeAbiResult.stubSrc) | 
|  | library.versionScriptPath = android.OptionalPathForPath( | 
|  | nativeAbiResult.versionScript) | 
|  |  | 
|  | // Parse symbol file to get API list for coverage | 
|  | if library.stubsVersion() == "current" && ctx.PrimaryArch() && !ctx.inRecovery() && !ctx.inProduct() && !ctx.inVendor() { | 
|  | library.apiListCoverageXmlPath = parseSymbolFileForAPICoverage(ctx, symbolFile) | 
|  | } | 
|  |  | 
|  | return objs | 
|  | } | 
|  |  | 
|  | if !library.buildShared() && !library.buildStatic() { | 
|  | if len(library.baseCompiler.Properties.Srcs) > 0 { | 
|  | ctx.PropertyErrorf("srcs", "cc_library_headers must not have any srcs") | 
|  | } | 
|  | if len(library.StaticProperties.Static.Srcs) > 0 { | 
|  | ctx.PropertyErrorf("static.srcs", "cc_library_headers must not have any srcs") | 
|  | } | 
|  | if len(library.SharedProperties.Shared.Srcs) > 0 { | 
|  | ctx.PropertyErrorf("shared.srcs", "cc_library_headers must not have any srcs") | 
|  | } | 
|  | return Objects{} | 
|  | } | 
|  | if library.sabi.shouldCreateSourceAbiDump() { | 
|  | exportIncludeDirs := library.flagExporter.exportedIncludes(ctx) | 
|  | var SourceAbiFlags []string | 
|  | for _, dir := range exportIncludeDirs.Strings() { | 
|  | SourceAbiFlags = append(SourceAbiFlags, "-I"+dir) | 
|  | } | 
|  | for _, reexportedInclude := range library.sabi.Properties.ReexportedIncludes { | 
|  | SourceAbiFlags = append(SourceAbiFlags, "-I"+reexportedInclude) | 
|  | } | 
|  | flags.SAbiFlags = SourceAbiFlags | 
|  | totalLength := len(library.baseCompiler.Properties.Srcs) + len(deps.GeneratedSources) + | 
|  | len(library.SharedProperties.Shared.Srcs) + len(library.StaticProperties.Static.Srcs) | 
|  | if totalLength > 0 { | 
|  | flags.SAbiDump = true | 
|  | } | 
|  | } | 
|  | objs := library.baseCompiler.compile(ctx, flags, deps) | 
|  | library.reuseObjects = objs | 
|  | buildFlags := flagsToBuilderFlags(flags) | 
|  |  | 
|  | if library.static() { | 
|  | srcs := android.PathsForModuleSrc(ctx, library.StaticProperties.Static.Srcs) | 
|  | objs = objs.Append(compileObjs(ctx, buildFlags, android.DeviceStaticLibrary, srcs, | 
|  | android.PathsForModuleSrc(ctx, library.StaticProperties.Static.Tidy_disabled_srcs), | 
|  | android.PathsForModuleSrc(ctx, library.StaticProperties.Static.Tidy_timeout_srcs), | 
|  | library.baseCompiler.pathDeps, library.baseCompiler.cFlagsDeps)) | 
|  | } else if library.shared() { | 
|  | srcs := android.PathsForModuleSrc(ctx, library.SharedProperties.Shared.Srcs) | 
|  | objs = objs.Append(compileObjs(ctx, buildFlags, android.DeviceSharedLibrary, srcs, | 
|  | android.PathsForModuleSrc(ctx, library.SharedProperties.Shared.Tidy_disabled_srcs), | 
|  | android.PathsForModuleSrc(ctx, library.SharedProperties.Shared.Tidy_timeout_srcs), | 
|  | library.baseCompiler.pathDeps, library.baseCompiler.cFlagsDeps)) | 
|  | } | 
|  |  | 
|  | return objs | 
|  | } | 
|  |  | 
|  | type libraryInterface interface { | 
|  | versionedInterface | 
|  |  | 
|  | static() bool | 
|  | shared() bool | 
|  | objs() Objects | 
|  | reuseObjs() Objects | 
|  | toc() android.OptionalPath | 
|  |  | 
|  | // Returns true if the build options for the module have selected a static or shared build | 
|  | buildStatic() bool | 
|  | buildShared() bool | 
|  |  | 
|  | // Sets whether a specific variant is static or shared | 
|  | setStatic() | 
|  | setShared() | 
|  |  | 
|  | // Gets the ABI properties for vendor, product, or platform variant | 
|  | getHeaderAbiCheckerProperties(ctx android.BaseModuleContext) headerAbiCheckerProperties | 
|  |  | 
|  | // Write LOCAL_ADDITIONAL_DEPENDENCIES for ABI diff | 
|  | androidMkWriteAdditionalDependenciesForSourceAbiDiff(w io.Writer) | 
|  |  | 
|  | availableFor(string) bool | 
|  |  | 
|  | getAPIListCoverageXMLPath() android.ModuleOutPath | 
|  |  | 
|  | installable() *bool | 
|  | } | 
|  |  | 
|  | type versionedInterface interface { | 
|  | buildStubs() bool | 
|  | setBuildStubs(isLatest bool) | 
|  | hasStubsVariants() bool | 
|  | isStubsImplementationRequired() bool | 
|  | setStubsVersion(string) | 
|  | stubsVersion() string | 
|  |  | 
|  | stubsVersions(ctx android.BaseMutatorContext) []string | 
|  | setAllStubsVersions([]string) | 
|  | allStubsVersions() []string | 
|  |  | 
|  | implementationModuleName(name string) string | 
|  | hasLLNDKStubs() bool | 
|  | hasLLNDKHeaders() bool | 
|  | hasVendorPublicLibrary() bool | 
|  | } | 
|  |  | 
|  | var _ libraryInterface = (*libraryDecorator)(nil) | 
|  | var _ versionedInterface = (*libraryDecorator)(nil) | 
|  |  | 
|  | func (library *libraryDecorator) getLibNameHelper(baseModuleName string, inVendor bool, inProduct bool) string { | 
|  | name := library.libName | 
|  | if name == "" { | 
|  | name = String(library.Properties.Stem) | 
|  | if name == "" { | 
|  | name = baseModuleName | 
|  | } | 
|  | } | 
|  |  | 
|  | suffix := "" | 
|  | if inVendor { | 
|  | suffix = String(library.Properties.Target.Vendor.Suffix) | 
|  | } else if inProduct { | 
|  | suffix = String(library.Properties.Target.Product.Suffix) | 
|  | } | 
|  | if suffix == "" { | 
|  | suffix = String(library.Properties.Suffix) | 
|  | } | 
|  |  | 
|  | return name + suffix | 
|  | } | 
|  |  | 
|  | // getLibName returns the actual canonical name of the library (the name which | 
|  | // should be passed to the linker via linker flags). | 
|  | func (library *libraryDecorator) getLibName(ctx BaseModuleContext) string { | 
|  | name := library.getLibNameHelper(ctx.baseModuleName(), ctx.inVendor(), ctx.inProduct()) | 
|  |  | 
|  | if ctx.IsVndkExt() { | 
|  | // vndk-ext lib should have the same name with original lib | 
|  | ctx.VisitDirectDepsWithTag(vndkExtDepTag, func(module android.Module) { | 
|  | originalName := module.(*Module).outputFile.Path() | 
|  | name = strings.TrimSuffix(originalName.Base(), originalName.Ext()) | 
|  | }) | 
|  | } | 
|  |  | 
|  | if ctx.Host() && Bool(library.Properties.Unique_host_soname) { | 
|  | if !strings.HasSuffix(name, "-host") { | 
|  | name = name + "-host" | 
|  | } | 
|  | } | 
|  |  | 
|  | return name | 
|  | } | 
|  |  | 
|  | var versioningMacroNamesListMutex sync.Mutex | 
|  |  | 
|  | func (library *libraryDecorator) linkerInit(ctx BaseModuleContext) { | 
|  | location := InstallInSystem | 
|  | if library.baseLinker.sanitize.inSanitizerDir() { | 
|  | location = InstallInSanitizerDir | 
|  | } | 
|  | library.baseInstaller.location = location | 
|  | library.baseLinker.linkerInit(ctx) | 
|  | // Let baseLinker know whether this variant is for stubs or not, so that | 
|  | // it can omit things that are not required for linking stubs. | 
|  | library.baseLinker.dynamicProperties.BuildStubs = library.buildStubs() | 
|  |  | 
|  | if library.buildStubs() { | 
|  | macroNames := versioningMacroNamesList(ctx.Config()) | 
|  | myName := versioningMacroName(ctx.ModuleName()) | 
|  | versioningMacroNamesListMutex.Lock() | 
|  | defer versioningMacroNamesListMutex.Unlock() | 
|  | if (*macroNames)[myName] == "" { | 
|  | (*macroNames)[myName] = ctx.ModuleName() | 
|  | } else if (*macroNames)[myName] != ctx.ModuleName() { | 
|  | ctx.ModuleErrorf("Macro name %q for versioning conflicts with macro name from module %q ", myName, (*macroNames)[myName]) | 
|  | } | 
|  | } | 
|  | } | 
|  |  | 
|  | func (library *libraryDecorator) compilerDeps(ctx DepsContext, deps Deps) Deps { | 
|  | if ctx.IsLlndk() { | 
|  | // LLNDK libraries ignore most of the properties on the cc_library and use the | 
|  | // LLNDK-specific properties instead. | 
|  | return deps | 
|  | } | 
|  |  | 
|  | deps = library.baseCompiler.compilerDeps(ctx, deps) | 
|  |  | 
|  | return deps | 
|  | } | 
|  |  | 
|  | func (library *libraryDecorator) linkerDeps(ctx DepsContext, deps Deps) Deps { | 
|  | if ctx.IsLlndk() { | 
|  | // LLNDK libraries ignore most of the properties on the cc_library and use the | 
|  | // LLNDK-specific properties instead. | 
|  | deps.HeaderLibs = append([]string(nil), library.Properties.Llndk.Export_llndk_headers...) | 
|  | deps.ReexportHeaderLibHeaders = append([]string(nil), library.Properties.Llndk.Export_llndk_headers...) | 
|  | return deps | 
|  | } | 
|  | if ctx.IsVendorPublicLibrary() { | 
|  | headers := library.Properties.Vendor_public_library.Export_public_headers | 
|  | deps.HeaderLibs = append([]string(nil), headers...) | 
|  | deps.ReexportHeaderLibHeaders = append([]string(nil), headers...) | 
|  | return deps | 
|  | } | 
|  |  | 
|  | if library.static() { | 
|  | // Compare with nil because an empty list needs to be propagated. | 
|  | if library.StaticProperties.Static.System_shared_libs != nil { | 
|  | library.baseLinker.Properties.System_shared_libs = library.StaticProperties.Static.System_shared_libs | 
|  | } | 
|  | } else if library.shared() { | 
|  | // Compare with nil because an empty list needs to be propagated. | 
|  | if library.SharedProperties.Shared.System_shared_libs != nil { | 
|  | library.baseLinker.Properties.System_shared_libs = library.SharedProperties.Shared.System_shared_libs | 
|  | } | 
|  | } | 
|  |  | 
|  | deps = library.baseLinker.linkerDeps(ctx, deps) | 
|  |  | 
|  | if library.static() { | 
|  | deps.WholeStaticLibs = append(deps.WholeStaticLibs, | 
|  | library.StaticProperties.Static.Whole_static_libs...) | 
|  | deps.StaticLibs = append(deps.StaticLibs, library.StaticProperties.Static.Static_libs...) | 
|  | deps.SharedLibs = append(deps.SharedLibs, library.StaticProperties.Static.Shared_libs...) | 
|  |  | 
|  | deps.ReexportSharedLibHeaders = append(deps.ReexportSharedLibHeaders, library.StaticProperties.Static.Export_shared_lib_headers...) | 
|  | deps.ReexportStaticLibHeaders = append(deps.ReexportStaticLibHeaders, library.StaticProperties.Static.Export_static_lib_headers...) | 
|  | } else if library.shared() { | 
|  | if library.baseLinker.Properties.crt() { | 
|  | deps.CrtBegin = append(deps.CrtBegin, ctx.toolchain().CrtBeginSharedLibrary()...) | 
|  | deps.CrtEnd = append(deps.CrtEnd, ctx.toolchain().CrtEndSharedLibrary()...) | 
|  | } | 
|  | deps.WholeStaticLibs = append(deps.WholeStaticLibs, library.SharedProperties.Shared.Whole_static_libs...) | 
|  | deps.StaticLibs = append(deps.StaticLibs, library.SharedProperties.Shared.Static_libs...) | 
|  | deps.SharedLibs = append(deps.SharedLibs, library.SharedProperties.Shared.Shared_libs...) | 
|  |  | 
|  | deps.ReexportSharedLibHeaders = append(deps.ReexportSharedLibHeaders, library.SharedProperties.Shared.Export_shared_lib_headers...) | 
|  | deps.ReexportStaticLibHeaders = append(deps.ReexportStaticLibHeaders, library.SharedProperties.Shared.Export_static_lib_headers...) | 
|  | } | 
|  | if ctx.inVendor() { | 
|  | deps.WholeStaticLibs = removeListFromList(deps.WholeStaticLibs, library.baseLinker.Properties.Target.Vendor.Exclude_static_libs) | 
|  | deps.SharedLibs = removeListFromList(deps.SharedLibs, library.baseLinker.Properties.Target.Vendor.Exclude_shared_libs) | 
|  | deps.StaticLibs = removeListFromList(deps.StaticLibs, library.baseLinker.Properties.Target.Vendor.Exclude_static_libs) | 
|  | deps.ReexportSharedLibHeaders = removeListFromList(deps.ReexportSharedLibHeaders, library.baseLinker.Properties.Target.Vendor.Exclude_shared_libs) | 
|  | deps.ReexportStaticLibHeaders = removeListFromList(deps.ReexportStaticLibHeaders, library.baseLinker.Properties.Target.Vendor.Exclude_static_libs) | 
|  | } | 
|  | if ctx.inProduct() { | 
|  | deps.WholeStaticLibs = removeListFromList(deps.WholeStaticLibs, library.baseLinker.Properties.Target.Product.Exclude_static_libs) | 
|  | deps.SharedLibs = removeListFromList(deps.SharedLibs, library.baseLinker.Properties.Target.Product.Exclude_shared_libs) | 
|  | deps.StaticLibs = removeListFromList(deps.StaticLibs, library.baseLinker.Properties.Target.Product.Exclude_static_libs) | 
|  | deps.ReexportSharedLibHeaders = removeListFromList(deps.ReexportSharedLibHeaders, library.baseLinker.Properties.Target.Product.Exclude_shared_libs) | 
|  | deps.ReexportStaticLibHeaders = removeListFromList(deps.ReexportStaticLibHeaders, library.baseLinker.Properties.Target.Product.Exclude_static_libs) | 
|  | } | 
|  | if ctx.inRecovery() { | 
|  | deps.WholeStaticLibs = removeListFromList(deps.WholeStaticLibs, library.baseLinker.Properties.Target.Recovery.Exclude_static_libs) | 
|  | deps.SharedLibs = removeListFromList(deps.SharedLibs, library.baseLinker.Properties.Target.Recovery.Exclude_shared_libs) | 
|  | deps.StaticLibs = removeListFromList(deps.StaticLibs, library.baseLinker.Properties.Target.Recovery.Exclude_static_libs) | 
|  | deps.ReexportSharedLibHeaders = removeListFromList(deps.ReexportSharedLibHeaders, library.baseLinker.Properties.Target.Recovery.Exclude_shared_libs) | 
|  | deps.ReexportStaticLibHeaders = removeListFromList(deps.ReexportStaticLibHeaders, library.baseLinker.Properties.Target.Recovery.Exclude_static_libs) | 
|  | } | 
|  | if ctx.inRamdisk() { | 
|  | deps.WholeStaticLibs = removeListFromList(deps.WholeStaticLibs, library.baseLinker.Properties.Target.Ramdisk.Exclude_static_libs) | 
|  | deps.SharedLibs = removeListFromList(deps.SharedLibs, library.baseLinker.Properties.Target.Ramdisk.Exclude_shared_libs) | 
|  | deps.StaticLibs = removeListFromList(deps.StaticLibs, library.baseLinker.Properties.Target.Ramdisk.Exclude_static_libs) | 
|  | deps.ReexportSharedLibHeaders = removeListFromList(deps.ReexportSharedLibHeaders, library.baseLinker.Properties.Target.Ramdisk.Exclude_shared_libs) | 
|  | deps.ReexportStaticLibHeaders = removeListFromList(deps.ReexportStaticLibHeaders, library.baseLinker.Properties.Target.Ramdisk.Exclude_static_libs) | 
|  | } | 
|  | if ctx.inVendorRamdisk() { | 
|  | deps.WholeStaticLibs = removeListFromList(deps.WholeStaticLibs, library.baseLinker.Properties.Target.Vendor_ramdisk.Exclude_static_libs) | 
|  | deps.SharedLibs = removeListFromList(deps.SharedLibs, library.baseLinker.Properties.Target.Vendor_ramdisk.Exclude_shared_libs) | 
|  | deps.StaticLibs = removeListFromList(deps.StaticLibs, library.baseLinker.Properties.Target.Vendor_ramdisk.Exclude_static_libs) | 
|  | deps.ReexportSharedLibHeaders = removeListFromList(deps.ReexportSharedLibHeaders, library.baseLinker.Properties.Target.Vendor_ramdisk.Exclude_shared_libs) | 
|  | deps.ReexportStaticLibHeaders = removeListFromList(deps.ReexportStaticLibHeaders, library.baseLinker.Properties.Target.Vendor_ramdisk.Exclude_static_libs) | 
|  | } | 
|  |  | 
|  | return deps | 
|  | } | 
|  |  | 
|  | func (library *libraryDecorator) linkerSpecifiedDeps(specifiedDeps specifiedDeps) specifiedDeps { | 
|  | specifiedDeps = library.baseLinker.linkerSpecifiedDeps(specifiedDeps) | 
|  | var properties StaticOrSharedProperties | 
|  | if library.static() { | 
|  | properties = library.StaticProperties.Static | 
|  | } else if library.shared() { | 
|  | properties = library.SharedProperties.Shared | 
|  | } | 
|  |  | 
|  | specifiedDeps.sharedLibs = append(specifiedDeps.sharedLibs, properties.Shared_libs...) | 
|  |  | 
|  | // Must distinguish nil and [] in system_shared_libs - ensure that [] in | 
|  | // either input list doesn't come out as nil. | 
|  | if specifiedDeps.systemSharedLibs == nil { | 
|  | specifiedDeps.systemSharedLibs = properties.System_shared_libs | 
|  | } else { | 
|  | specifiedDeps.systemSharedLibs = append(specifiedDeps.systemSharedLibs, properties.System_shared_libs...) | 
|  | } | 
|  |  | 
|  | specifiedDeps.sharedLibs = android.FirstUniqueStrings(specifiedDeps.sharedLibs) | 
|  | if len(specifiedDeps.systemSharedLibs) > 0 { | 
|  | // Skip this if systemSharedLibs is either nil or [], to ensure they are | 
|  | // retained. | 
|  | specifiedDeps.systemSharedLibs = android.FirstUniqueStrings(specifiedDeps.systemSharedLibs) | 
|  | } | 
|  | return specifiedDeps | 
|  | } | 
|  |  | 
|  | func (library *libraryDecorator) linkStatic(ctx ModuleContext, | 
|  | flags Flags, deps PathDeps, objs Objects) android.Path { | 
|  |  | 
|  | library.objects = deps.WholeStaticLibObjs.Copy() | 
|  | library.objects = library.objects.Append(objs) | 
|  | library.wholeStaticLibsFromPrebuilts = android.CopyOfPaths(deps.WholeStaticLibsFromPrebuilts) | 
|  |  | 
|  | fileName := ctx.ModuleName() + staticLibraryExtension | 
|  | outputFile := android.PathForModuleOut(ctx, fileName) | 
|  | builderFlags := flagsToBuilderFlags(flags) | 
|  |  | 
|  | if Bool(library.baseLinker.Properties.Use_version_lib) { | 
|  | if ctx.Host() { | 
|  | versionedOutputFile := outputFile | 
|  | outputFile = android.PathForModuleOut(ctx, "unversioned", fileName) | 
|  | library.injectVersionSymbol(ctx, outputFile, versionedOutputFile) | 
|  | } else { | 
|  | versionedOutputFile := android.PathForModuleOut(ctx, "versioned", fileName) | 
|  | library.distFile = versionedOutputFile | 
|  | library.injectVersionSymbol(ctx, outputFile, versionedOutputFile) | 
|  | } | 
|  | } | 
|  |  | 
|  | transformObjToStaticLib(ctx, library.objects.objFiles, deps.WholeStaticLibsFromPrebuilts, builderFlags, outputFile, nil, objs.tidyDepFiles) | 
|  |  | 
|  | library.coverageOutputFile = transformCoverageFilesToZip(ctx, library.objects, ctx.ModuleName()) | 
|  |  | 
|  | ctx.CheckbuildFile(outputFile) | 
|  |  | 
|  | if library.static() { | 
|  | ctx.SetProvider(StaticLibraryInfoProvider, StaticLibraryInfo{ | 
|  | StaticLibrary:                outputFile, | 
|  | ReuseObjects:                 library.reuseObjects, | 
|  | Objects:                      library.objects, | 
|  | WholeStaticLibsFromPrebuilts: library.wholeStaticLibsFromPrebuilts, | 
|  |  | 
|  | TransitiveStaticLibrariesForOrdering: android.NewDepSetBuilder[android.Path](android.TOPOLOGICAL). | 
|  | Direct(outputFile). | 
|  | Transitive(deps.TranstiveStaticLibrariesForOrdering). | 
|  | Build(), | 
|  | }) | 
|  | } | 
|  |  | 
|  | if library.header() { | 
|  | ctx.SetProvider(HeaderLibraryInfoProvider, HeaderLibraryInfo{}) | 
|  | } | 
|  |  | 
|  | return outputFile | 
|  | } | 
|  |  | 
|  | func ndkSharedLibDeps(ctx ModuleContext) android.Paths { | 
|  | if ctx.Module().(*Module).IsSdkVariant() { | 
|  | // The NDK sysroot timestamp file depends on all the NDK | 
|  | // sysroot header and shared library files. | 
|  | return android.Paths{getNdkBaseTimestampFile(ctx)} | 
|  | } | 
|  | return nil | 
|  | } | 
|  |  | 
|  | func (library *libraryDecorator) linkShared(ctx ModuleContext, | 
|  | flags Flags, deps PathDeps, objs Objects) android.Path { | 
|  |  | 
|  | var linkerDeps android.Paths | 
|  | linkerDeps = append(linkerDeps, flags.LdFlagsDeps...) | 
|  | linkerDeps = append(linkerDeps, ndkSharedLibDeps(ctx)...) | 
|  |  | 
|  | unexportedSymbols := ctx.ExpandOptionalSource(library.Properties.Unexported_symbols_list, "unexported_symbols_list") | 
|  | forceNotWeakSymbols := ctx.ExpandOptionalSource(library.Properties.Force_symbols_not_weak_list, "force_symbols_not_weak_list") | 
|  | forceWeakSymbols := ctx.ExpandOptionalSource(library.Properties.Force_symbols_weak_list, "force_symbols_weak_list") | 
|  | if !ctx.Darwin() { | 
|  | if unexportedSymbols.Valid() { | 
|  | ctx.PropertyErrorf("unexported_symbols_list", "Only supported on Darwin") | 
|  | } | 
|  | if forceNotWeakSymbols.Valid() { | 
|  | ctx.PropertyErrorf("force_symbols_not_weak_list", "Only supported on Darwin") | 
|  | } | 
|  | if forceWeakSymbols.Valid() { | 
|  | ctx.PropertyErrorf("force_symbols_weak_list", "Only supported on Darwin") | 
|  | } | 
|  | } else { | 
|  | if unexportedSymbols.Valid() { | 
|  | flags.Local.LdFlags = append(flags.Local.LdFlags, "-Wl,-unexported_symbols_list,"+unexportedSymbols.String()) | 
|  | linkerDeps = append(linkerDeps, unexportedSymbols.Path()) | 
|  | } | 
|  | if forceNotWeakSymbols.Valid() { | 
|  | flags.Local.LdFlags = append(flags.Local.LdFlags, "-Wl,-force_symbols_not_weak_list,"+forceNotWeakSymbols.String()) | 
|  | linkerDeps = append(linkerDeps, forceNotWeakSymbols.Path()) | 
|  | } | 
|  | if forceWeakSymbols.Valid() { | 
|  | flags.Local.LdFlags = append(flags.Local.LdFlags, "-Wl,-force_symbols_weak_list,"+forceWeakSymbols.String()) | 
|  | linkerDeps = append(linkerDeps, forceWeakSymbols.Path()) | 
|  | } | 
|  | } | 
|  | if library.versionScriptPath.Valid() { | 
|  | linkerScriptFlags := "-Wl,--version-script," + library.versionScriptPath.String() | 
|  | flags.Local.LdFlags = append(flags.Local.LdFlags, linkerScriptFlags) | 
|  | linkerDeps = append(linkerDeps, library.versionScriptPath.Path()) | 
|  | } | 
|  |  | 
|  | fileName := library.getLibName(ctx) + flags.Toolchain.ShlibSuffix() | 
|  | outputFile := android.PathForModuleOut(ctx, fileName) | 
|  | unstrippedOutputFile := outputFile | 
|  |  | 
|  | var implicitOutputs android.WritablePaths | 
|  | if ctx.Windows() { | 
|  | importLibraryPath := android.PathForModuleOut(ctx, pathtools.ReplaceExtension(fileName, "lib")) | 
|  |  | 
|  | flags.Local.LdFlags = append(flags.Local.LdFlags, "-Wl,--out-implib="+importLibraryPath.String()) | 
|  | implicitOutputs = append(implicitOutputs, importLibraryPath) | 
|  | } | 
|  |  | 
|  | builderFlags := flagsToBuilderFlags(flags) | 
|  |  | 
|  | if ctx.Darwin() && deps.DarwinSecondArchOutput.Valid() { | 
|  | fatOutputFile := outputFile | 
|  | outputFile = android.PathForModuleOut(ctx, "pre-fat", fileName) | 
|  | transformDarwinUniversalBinary(ctx, fatOutputFile, outputFile, deps.DarwinSecondArchOutput.Path()) | 
|  | } | 
|  |  | 
|  | // Optimize out relinking against shared libraries whose interface hasn't changed by | 
|  | // depending on a table of contents file instead of the library itself. | 
|  | tocFile := outputFile.ReplaceExtension(ctx, flags.Toolchain.ShlibSuffix()[1:]+".toc") | 
|  | library.tocFile = android.OptionalPathForPath(tocFile) | 
|  | TransformSharedObjectToToc(ctx, outputFile, tocFile) | 
|  |  | 
|  | stripFlags := flagsToStripFlags(flags) | 
|  | needsStrip := library.stripper.NeedsStrip(ctx) | 
|  | if library.buildStubs() { | 
|  | // No need to strip stubs libraries | 
|  | needsStrip = false | 
|  | } | 
|  | if needsStrip { | 
|  | if ctx.Darwin() { | 
|  | stripFlags.StripUseGnuStrip = true | 
|  | } | 
|  | strippedOutputFile := outputFile | 
|  | outputFile = android.PathForModuleOut(ctx, "unstripped", fileName) | 
|  | library.stripper.StripExecutableOrSharedLib(ctx, outputFile, strippedOutputFile, stripFlags) | 
|  | } | 
|  | library.unstrippedOutputFile = outputFile | 
|  |  | 
|  | outputFile = maybeInjectBoringSSLHash(ctx, outputFile, library.Properties.Inject_bssl_hash, fileName) | 
|  |  | 
|  | if Bool(library.baseLinker.Properties.Use_version_lib) { | 
|  | if ctx.Host() { | 
|  | versionedOutputFile := outputFile | 
|  | outputFile = android.PathForModuleOut(ctx, "unversioned", fileName) | 
|  | library.injectVersionSymbol(ctx, outputFile, versionedOutputFile) | 
|  | } else { | 
|  | versionedOutputFile := android.PathForModuleOut(ctx, "versioned", fileName) | 
|  | library.distFile = versionedOutputFile | 
|  |  | 
|  | if library.stripper.NeedsStrip(ctx) { | 
|  | out := android.PathForModuleOut(ctx, "versioned-stripped", fileName) | 
|  | library.distFile = out | 
|  | library.stripper.StripExecutableOrSharedLib(ctx, versionedOutputFile, out, stripFlags) | 
|  | } | 
|  |  | 
|  | library.injectVersionSymbol(ctx, outputFile, versionedOutputFile) | 
|  | } | 
|  | } | 
|  |  | 
|  | sharedLibs := deps.EarlySharedLibs | 
|  | sharedLibs = append(sharedLibs, deps.SharedLibs...) | 
|  | sharedLibs = append(sharedLibs, deps.LateSharedLibs...) | 
|  |  | 
|  | linkerDeps = append(linkerDeps, deps.EarlySharedLibsDeps...) | 
|  | linkerDeps = append(linkerDeps, deps.SharedLibsDeps...) | 
|  | linkerDeps = append(linkerDeps, deps.LateSharedLibsDeps...) | 
|  | transformObjToDynamicBinary(ctx, objs.objFiles, sharedLibs, | 
|  | deps.StaticLibs, deps.LateStaticLibs, deps.WholeStaticLibs, | 
|  | linkerDeps, deps.CrtBegin, deps.CrtEnd, false, builderFlags, outputFile, implicitOutputs, objs.tidyDepFiles) | 
|  |  | 
|  | objs.coverageFiles = append(objs.coverageFiles, deps.StaticLibObjs.coverageFiles...) | 
|  | objs.coverageFiles = append(objs.coverageFiles, deps.WholeStaticLibObjs.coverageFiles...) | 
|  | objs.sAbiDumpFiles = append(objs.sAbiDumpFiles, deps.StaticLibObjs.sAbiDumpFiles...) | 
|  | objs.sAbiDumpFiles = append(objs.sAbiDumpFiles, deps.WholeStaticLibObjs.sAbiDumpFiles...) | 
|  |  | 
|  | library.coverageOutputFile = transformCoverageFilesToZip(ctx, objs, library.getLibName(ctx)) | 
|  | library.linkSAbiDumpFiles(ctx, objs, fileName, unstrippedOutputFile) | 
|  |  | 
|  | var transitiveStaticLibrariesForOrdering *android.DepSet[android.Path] | 
|  | if static := ctx.GetDirectDepsWithTag(staticVariantTag); len(static) > 0 { | 
|  | s := ctx.OtherModuleProvider(static[0], StaticLibraryInfoProvider).(StaticLibraryInfo) | 
|  | transitiveStaticLibrariesForOrdering = s.TransitiveStaticLibrariesForOrdering | 
|  | } | 
|  |  | 
|  | ctx.SetProvider(SharedLibraryInfoProvider, SharedLibraryInfo{ | 
|  | TableOfContents:                      android.OptionalPathForPath(tocFile), | 
|  | SharedLibrary:                        unstrippedOutputFile, | 
|  | TransitiveStaticLibrariesForOrdering: transitiveStaticLibrariesForOrdering, | 
|  | Target:                               ctx.Target(), | 
|  | }) | 
|  |  | 
|  | addStubDependencyProviders(ctx) | 
|  |  | 
|  | return unstrippedOutputFile | 
|  | } | 
|  |  | 
|  | func addStubDependencyProviders(ctx ModuleContext) { | 
|  | stubs := ctx.GetDirectDepsWithTag(stubImplDepTag) | 
|  | if len(stubs) > 0 { | 
|  | var stubsInfo []SharedStubLibrary | 
|  | for _, stub := range stubs { | 
|  | stubInfo := ctx.OtherModuleProvider(stub, SharedLibraryInfoProvider).(SharedLibraryInfo) | 
|  | flagInfo := ctx.OtherModuleProvider(stub, FlagExporterInfoProvider).(FlagExporterInfo) | 
|  | stubsInfo = append(stubsInfo, SharedStubLibrary{ | 
|  | Version:           moduleLibraryInterface(stub).stubsVersion(), | 
|  | SharedLibraryInfo: stubInfo, | 
|  | FlagExporterInfo:  flagInfo, | 
|  | }) | 
|  | } | 
|  | ctx.SetProvider(SharedLibraryStubsProvider, SharedLibraryStubsInfo{ | 
|  | SharedStubLibraries: stubsInfo, | 
|  | IsLLNDK:             ctx.IsLlndk(), | 
|  | }) | 
|  | } | 
|  | } | 
|  |  | 
|  | func (library *libraryDecorator) unstrippedOutputFilePath() android.Path { | 
|  | return library.unstrippedOutputFile | 
|  | } | 
|  |  | 
|  | func (library *libraryDecorator) disableStripping() { | 
|  | library.stripper.StripProperties.Strip.None = BoolPtr(true) | 
|  | } | 
|  |  | 
|  | func (library *libraryDecorator) nativeCoverage() bool { | 
|  | if library.header() || library.buildStubs() { | 
|  | return false | 
|  | } | 
|  | return true | 
|  | } | 
|  |  | 
|  | func (library *libraryDecorator) coverageOutputFilePath() android.OptionalPath { | 
|  | return library.coverageOutputFile | 
|  | } | 
|  |  | 
|  | func getRefAbiDumpFile(ctx android.ModuleInstallPathContext, | 
|  | versionedDumpDir, fileName string) android.OptionalPath { | 
|  |  | 
|  | currentArchType := ctx.Arch().ArchType | 
|  | primaryArchType := ctx.Config().DevicePrimaryArchType() | 
|  | archName := currentArchType.String() | 
|  | if currentArchType != primaryArchType { | 
|  | archName += "_" + primaryArchType.String() | 
|  | } | 
|  |  | 
|  | return android.ExistentPathForSource(ctx, versionedDumpDir, archName, "source-based", | 
|  | fileName+".lsdump") | 
|  | } | 
|  |  | 
|  | func getRefAbiDumpDir(isNdk, isVndk bool) string { | 
|  | var dirName string | 
|  | if isNdk { | 
|  | dirName = "ndk" | 
|  | } else if isVndk { | 
|  | dirName = "vndk" | 
|  | } else { | 
|  | dirName = "platform" | 
|  | } | 
|  | return filepath.Join("prebuilts", "abi-dumps", dirName) | 
|  | } | 
|  |  | 
|  | func prevRefAbiDumpVersion(ctx ModuleContext, dumpDir string) int { | 
|  | sdkVersionInt := ctx.Config().PlatformSdkVersion().FinalInt() | 
|  | sdkVersionStr := ctx.Config().PlatformSdkVersion().String() | 
|  |  | 
|  | if ctx.Config().PlatformSdkFinal() { | 
|  | return sdkVersionInt - 1 | 
|  | } else { | 
|  | // The platform SDK version can be upgraded before finalization while the corresponding abi dumps hasn't | 
|  | // been generated. Thus the Cross-Version Check chooses PLATFORM_SDK_VERION - 1 as previous version. | 
|  | // This situation could be identified by checking the existence of the PLATFORM_SDK_VERION dump directory. | 
|  | versionedDumpDir := android.ExistentPathForSource(ctx, dumpDir, sdkVersionStr) | 
|  | if versionedDumpDir.Valid() { | 
|  | return sdkVersionInt | 
|  | } else { | 
|  | return sdkVersionInt - 1 | 
|  | } | 
|  | } | 
|  | } | 
|  |  | 
|  | func currRefAbiDumpVersion(ctx ModuleContext, isVndk bool) string { | 
|  | if isVndk { | 
|  | // Each version of VNDK is independent, so follow the VNDK version which is the codename or PLATFORM_SDK_VERSION. | 
|  | return ctx.Module().(*Module).VndkVersion() | 
|  | } else if ctx.Config().PlatformSdkFinal() { | 
|  | // After sdk finalization, the ABI of the latest API level must be consistent with the source code, | 
|  | // so choose PLATFORM_SDK_VERSION as the current version. | 
|  | return ctx.Config().PlatformSdkVersion().String() | 
|  | } else { | 
|  | return "current" | 
|  | } | 
|  | } | 
|  |  | 
|  | // sourceAbiDiff registers a build statement to compare linked sAbi dump files (.lsdump). | 
|  | func (library *libraryDecorator) sourceAbiDiff(ctx android.ModuleContext, referenceDump android.Path, | 
|  | baseName, nameExt string, isLlndkOrNdk, allowExtensions bool, | 
|  | sourceVersion, errorMessage string) { | 
|  |  | 
|  | sourceDump := library.sAbiOutputFile.Path() | 
|  |  | 
|  | extraFlags := []string{"-target-version", sourceVersion} | 
|  | headerAbiChecker := library.getHeaderAbiCheckerProperties(ctx) | 
|  | if Bool(headerAbiChecker.Check_all_apis) { | 
|  | extraFlags = append(extraFlags, "-check-all-apis") | 
|  | } else { | 
|  | extraFlags = append(extraFlags, | 
|  | "-allow-unreferenced-changes", | 
|  | "-allow-unreferenced-elf-symbol-changes") | 
|  | } | 
|  | if isLlndkOrNdk { | 
|  | extraFlags = append(extraFlags, "-consider-opaque-types-different") | 
|  | } | 
|  | if allowExtensions { | 
|  | extraFlags = append(extraFlags, "-allow-extensions") | 
|  | } | 
|  | extraFlags = append(extraFlags, headerAbiChecker.Diff_flags...) | 
|  |  | 
|  | library.sAbiDiff = append( | 
|  | library.sAbiDiff, | 
|  | transformAbiDumpToAbiDiff(ctx, sourceDump, referenceDump, | 
|  | baseName, nameExt, extraFlags, errorMessage)) | 
|  | } | 
|  |  | 
|  | func (library *libraryDecorator) crossVersionAbiDiff(ctx android.ModuleContext, referenceDump android.Path, | 
|  | baseName string, isLlndkOrNdk bool, sourceVersion, prevVersion string) { | 
|  |  | 
|  | errorMessage := "error: Please follow https://android.googlesource.com/platform/development/+/master/vndk/tools/header-checker/README.md#configure-cross_version-abi-check to resolve the ABI difference between your source code and version " + prevVersion + "." | 
|  |  | 
|  | library.sourceAbiDiff(ctx, referenceDump, baseName, prevVersion, | 
|  | isLlndkOrNdk, true /* allowExtensions */, sourceVersion, errorMessage) | 
|  | } | 
|  |  | 
|  | func (library *libraryDecorator) sameVersionAbiDiff(ctx android.ModuleContext, referenceDump android.Path, | 
|  | baseName string, isLlndkOrNdk, allowExtensions bool) { | 
|  |  | 
|  | libName := strings.TrimSuffix(baseName, filepath.Ext(baseName)) | 
|  | errorMessage := "error: Please update ABI references with: $$ANDROID_BUILD_TOP/development/vndk/tools/header-checker/utils/create_reference_dumps.py -l " + libName | 
|  |  | 
|  | library.sourceAbiDiff(ctx, referenceDump, baseName, "", | 
|  | isLlndkOrNdk, allowExtensions, "current", errorMessage) | 
|  | } | 
|  |  | 
|  | func (library *libraryDecorator) optInAbiDiff(ctx android.ModuleContext, referenceDump android.Path, | 
|  | baseName, nameExt string, isLlndkOrNdk bool, refDumpDir string) { | 
|  |  | 
|  | libName := strings.TrimSuffix(baseName, filepath.Ext(baseName)) | 
|  | errorMessage := "error: Please update ABI references with: $$ANDROID_BUILD_TOP/development/vndk/tools/header-checker/utils/create_reference_dumps.py -l " + libName + " -ref-dump-dir $$ANDROID_BUILD_TOP/" + refDumpDir | 
|  | // Most opt-in libraries do not have dumps for all default architectures. | 
|  | if ctx.Config().HasDeviceProduct() { | 
|  | errorMessage += " -products " + ctx.Config().DeviceProduct() | 
|  | } | 
|  |  | 
|  | library.sourceAbiDiff(ctx, referenceDump, baseName, nameExt, | 
|  | isLlndkOrNdk, false /* allowExtensions */, "current", errorMessage) | 
|  | } | 
|  |  | 
|  | func (library *libraryDecorator) linkSAbiDumpFiles(ctx ModuleContext, objs Objects, fileName string, soFile android.Path) { | 
|  | if library.sabi.shouldCreateSourceAbiDump() { | 
|  | exportIncludeDirs := library.flagExporter.exportedIncludes(ctx) | 
|  | var SourceAbiFlags []string | 
|  | for _, dir := range exportIncludeDirs.Strings() { | 
|  | SourceAbiFlags = append(SourceAbiFlags, "-I"+dir) | 
|  | } | 
|  | for _, reexportedInclude := range library.sabi.Properties.ReexportedIncludes { | 
|  | SourceAbiFlags = append(SourceAbiFlags, "-I"+reexportedInclude) | 
|  | } | 
|  | exportedHeaderFlags := strings.Join(SourceAbiFlags, " ") | 
|  | headerAbiChecker := library.getHeaderAbiCheckerProperties(ctx) | 
|  | // The logic must be consistent with classifySourceAbiDump. | 
|  | isVndk := ctx.useVndk() && ctx.isVndk() | 
|  | isNdk := ctx.isNdk(ctx.Config()) | 
|  | isLlndk := ctx.isImplementationForLLNDKPublic() | 
|  | currVersion := currRefAbiDumpVersion(ctx, isVndk) | 
|  | library.sAbiOutputFile = transformDumpToLinkedDump(ctx, objs.sAbiDumpFiles, soFile, fileName, exportedHeaderFlags, | 
|  | android.OptionalPathForModuleSrc(ctx, library.symbolFileForAbiCheck(ctx)), | 
|  | headerAbiChecker.Exclude_symbol_versions, | 
|  | headerAbiChecker.Exclude_symbol_tags, | 
|  | currVersion) | 
|  |  | 
|  | addLsdumpPath(classifySourceAbiDump(ctx) + ":" + library.sAbiOutputFile.String()) | 
|  |  | 
|  | dumpDir := getRefAbiDumpDir(isNdk, isVndk) | 
|  | binderBitness := ctx.DeviceConfig().BinderBitness() | 
|  | // If NDK or PLATFORM library, check against previous version ABI. | 
|  | if !isVndk { | 
|  | prevVersionInt := prevRefAbiDumpVersion(ctx, dumpDir) | 
|  | prevVersion := strconv.Itoa(prevVersionInt) | 
|  | prevDumpDir := filepath.Join(dumpDir, prevVersion, binderBitness) | 
|  | prevDumpFile := getRefAbiDumpFile(ctx, prevDumpDir, fileName) | 
|  | if prevDumpFile.Valid() { | 
|  | library.crossVersionAbiDiff(ctx, prevDumpFile.Path(), | 
|  | fileName, isLlndk || isNdk, | 
|  | strconv.Itoa(prevVersionInt+1), prevVersion) | 
|  | } | 
|  | } | 
|  | // Check against the current version. | 
|  | currDumpDir := filepath.Join(dumpDir, currVersion, binderBitness) | 
|  | currDumpFile := getRefAbiDumpFile(ctx, currDumpDir, fileName) | 
|  | if currDumpFile.Valid() { | 
|  | library.sameVersionAbiDiff(ctx, currDumpFile.Path(), | 
|  | fileName, isLlndk || isNdk, ctx.IsVndkExt()) | 
|  | } | 
|  | // Check against the opt-in reference dumps. | 
|  | for i, optInDumpDir := range headerAbiChecker.Ref_dump_dirs { | 
|  | optInDumpDirPath := android.PathForModuleSrc(ctx, optInDumpDir) | 
|  | // Ref_dump_dirs are not versioned. | 
|  | // They do not contain subdir for binder bitness because 64-bit binder has been mandatory. | 
|  | optInDumpFile := getRefAbiDumpFile(ctx, optInDumpDirPath.String(), fileName) | 
|  | if !optInDumpFile.Valid() { | 
|  | continue | 
|  | } | 
|  | library.optInAbiDiff(ctx, optInDumpFile.Path(), | 
|  | fileName, "opt"+strconv.Itoa(i), isLlndk || isNdk, | 
|  | optInDumpDirPath.String()) | 
|  | } | 
|  | } | 
|  | } | 
|  |  | 
|  | func processLLNDKHeaders(ctx ModuleContext, srcHeaderDir string, outDir android.ModuleGenPath) (timestamp android.Path, installPaths android.WritablePaths) { | 
|  | srcDir := android.PathForModuleSrc(ctx, srcHeaderDir) | 
|  | srcFiles := ctx.GlobFiles(filepath.Join(srcDir.String(), "**/*.h"), nil) | 
|  |  | 
|  | for _, header := range srcFiles { | 
|  | headerDir := filepath.Dir(header.String()) | 
|  | relHeaderDir, err := filepath.Rel(srcDir.String(), headerDir) | 
|  | if err != nil { | 
|  | ctx.ModuleErrorf("filepath.Rel(%q, %q) failed: %s", | 
|  | srcDir.String(), headerDir, err) | 
|  | continue | 
|  | } | 
|  |  | 
|  | installPaths = append(installPaths, outDir.Join(ctx, relHeaderDir, header.Base())) | 
|  | } | 
|  |  | 
|  | return processHeadersWithVersioner(ctx, srcDir, outDir, srcFiles, installPaths), installPaths | 
|  | } | 
|  |  | 
|  | // link registers actions to link this library, and sets various fields | 
|  | // on this library to reflect information that should be exported up the build | 
|  | // tree (for example, exported flags and include paths). | 
|  | func (library *libraryDecorator) link(ctx ModuleContext, | 
|  | flags Flags, deps PathDeps, objs Objects) android.Path { | 
|  |  | 
|  | if ctx.IsLlndk() { | 
|  | if len(library.Properties.Llndk.Export_preprocessed_headers) > 0 { | 
|  | // This is the vendor variant of an LLNDK library with preprocessed headers. | 
|  | genHeaderOutDir := android.PathForModuleGen(ctx, "include") | 
|  |  | 
|  | var timestampFiles android.Paths | 
|  | for _, dir := range library.Properties.Llndk.Export_preprocessed_headers { | 
|  | timestampFile, installPaths := processLLNDKHeaders(ctx, dir, genHeaderOutDir) | 
|  | timestampFiles = append(timestampFiles, timestampFile) | 
|  | library.addExportedGeneratedHeaders(installPaths.Paths()...) | 
|  | } | 
|  |  | 
|  | if Bool(library.Properties.Llndk.Export_headers_as_system) { | 
|  | library.reexportSystemDirs(genHeaderOutDir) | 
|  | } else { | 
|  | library.reexportDirs(genHeaderOutDir) | 
|  | } | 
|  |  | 
|  | library.reexportDeps(timestampFiles...) | 
|  | } | 
|  |  | 
|  | // override the module's export_include_dirs with llndk.override_export_include_dirs | 
|  | // if it is set. | 
|  | if override := library.Properties.Llndk.Override_export_include_dirs; override != nil { | 
|  | library.flagExporter.Properties.Export_include_dirs = override | 
|  | } | 
|  |  | 
|  | if Bool(library.Properties.Llndk.Export_headers_as_system) { | 
|  | library.flagExporter.Properties.Export_system_include_dirs = append( | 
|  | library.flagExporter.Properties.Export_system_include_dirs, | 
|  | library.flagExporter.Properties.Export_include_dirs...) | 
|  | library.flagExporter.Properties.Export_include_dirs = nil | 
|  | } | 
|  | } | 
|  |  | 
|  | if ctx.IsVendorPublicLibrary() { | 
|  | // override the module's export_include_dirs with vendor_public_library.override_export_include_dirs | 
|  | // if it is set. | 
|  | if override := library.Properties.Vendor_public_library.Override_export_include_dirs; override != nil { | 
|  | library.flagExporter.Properties.Export_include_dirs = override | 
|  | } | 
|  | } | 
|  |  | 
|  | // Linking this library consists of linking `deps.Objs` (.o files in dependencies | 
|  | // of this library), together with `objs` (.o files created by compiling this | 
|  | // library). | 
|  | objs = deps.Objs.Copy().Append(objs) | 
|  | var out android.Path | 
|  | if library.static() || library.header() { | 
|  | out = library.linkStatic(ctx, flags, deps, objs) | 
|  | } else { | 
|  | out = library.linkShared(ctx, flags, deps, objs) | 
|  | } | 
|  |  | 
|  | // Export include paths and flags to be propagated up the tree. | 
|  | library.exportIncludes(ctx) | 
|  | library.reexportDirs(deps.ReexportedDirs...) | 
|  | library.reexportSystemDirs(deps.ReexportedSystemDirs...) | 
|  | library.reexportFlags(deps.ReexportedFlags...) | 
|  | library.reexportDeps(deps.ReexportedDeps...) | 
|  | library.addExportedGeneratedHeaders(deps.ReexportedGeneratedHeaders...) | 
|  |  | 
|  | // Optionally export aidl headers. | 
|  | if Bool(library.Properties.Aidl.Export_aidl_headers) { | 
|  | if library.baseCompiler.hasAidl(deps) { | 
|  | if library.baseCompiler.hasSrcExt(".aidl") { | 
|  | dir := android.PathForModuleGen(ctx, "aidl") | 
|  | library.reexportDirs(dir) | 
|  | } | 
|  | if len(deps.AidlLibraryInfos) > 0 { | 
|  | dir := android.PathForModuleGen(ctx, "aidl_library") | 
|  | library.reexportDirs(dir) | 
|  | } | 
|  |  | 
|  | library.reexportDeps(library.baseCompiler.aidlOrderOnlyDeps...) | 
|  | library.addExportedGeneratedHeaders(library.baseCompiler.aidlHeaders...) | 
|  | } | 
|  | } | 
|  |  | 
|  | // Optionally export proto headers. | 
|  | if Bool(library.Properties.Proto.Export_proto_headers) { | 
|  | if library.baseCompiler.hasSrcExt(".proto") { | 
|  | var includes android.Paths | 
|  | if flags.proto.CanonicalPathFromRoot { | 
|  | includes = append(includes, flags.proto.SubDir) | 
|  | } | 
|  | includes = append(includes, flags.proto.Dir) | 
|  | library.reexportDirs(includes...) | 
|  |  | 
|  | library.reexportDeps(library.baseCompiler.protoOrderOnlyDeps...) | 
|  | library.addExportedGeneratedHeaders(library.baseCompiler.protoHeaders...) | 
|  | } | 
|  | } | 
|  |  | 
|  | // If the library is sysprop_library, expose either public or internal header selectively. | 
|  | if library.baseCompiler.hasSrcExt(".sysprop") { | 
|  | dir := android.PathForModuleGen(ctx, "sysprop", "include") | 
|  | if library.Properties.Sysprop.Platform != nil { | 
|  | isOwnerPlatform := Bool(library.Properties.Sysprop.Platform) | 
|  |  | 
|  | // If the owner is different from the user, expose public header. That is, | 
|  | // 1) if the user is product (as owner can only be platform / vendor) | 
|  | // 2) if the owner is platform and the client is vendor | 
|  | // We don't care Platform -> Vendor dependency as it's already forbidden. | 
|  | if ctx.Device() && (ctx.ProductSpecific() || (isOwnerPlatform && ctx.inVendor())) { | 
|  | dir = android.PathForModuleGen(ctx, "sysprop/public", "include") | 
|  | } | 
|  | } | 
|  |  | 
|  | // Make sure to only export headers which are within the include directory. | 
|  | _, headers := android.FilterPathListPredicate(library.baseCompiler.syspropHeaders, func(path android.Path) bool { | 
|  | _, isRel := android.MaybeRel(ctx, dir.String(), path.String()) | 
|  | return isRel | 
|  | }) | 
|  |  | 
|  | // Add sysprop-related directories to the exported directories of this library. | 
|  | library.reexportDirs(dir) | 
|  | library.reexportDeps(library.baseCompiler.syspropOrderOnlyDeps...) | 
|  | library.addExportedGeneratedHeaders(headers...) | 
|  | } | 
|  |  | 
|  | // Add stub-related flags if this library is a stub library. | 
|  | library.exportVersioningMacroIfNeeded(ctx) | 
|  |  | 
|  | // Propagate a Provider containing information about exported flags, deps, and include paths. | 
|  | library.flagExporter.setProvider(ctx) | 
|  |  | 
|  | return out | 
|  | } | 
|  |  | 
|  | func (library *libraryDecorator) exportVersioningMacroIfNeeded(ctx android.BaseModuleContext) { | 
|  | if library.buildStubs() && library.stubsVersion() != "" && !library.skipAPIDefine { | 
|  | name := versioningMacroName(ctx.Module().(*Module).ImplementationModuleName(ctx)) | 
|  | apiLevel, err := android.ApiLevelFromUser(ctx, library.stubsVersion()) | 
|  | if err != nil { | 
|  | ctx.ModuleErrorf("Can't export version macro: %s", err.Error()) | 
|  | } | 
|  | library.reexportFlags("-D" + name + "=" + strconv.Itoa(apiLevel.FinalOrPreviewInt())) | 
|  | } | 
|  | } | 
|  |  | 
|  | // buildStatic returns true if this library should be built as a static library. | 
|  | func (library *libraryDecorator) buildStatic() bool { | 
|  | return library.MutatedProperties.BuildStatic && | 
|  | BoolDefault(library.StaticProperties.Static.Enabled, true) | 
|  | } | 
|  |  | 
|  | // buildShared returns true if this library should be built as a shared library. | 
|  | func (library *libraryDecorator) buildShared() bool { | 
|  | return library.MutatedProperties.BuildShared && | 
|  | BoolDefault(library.SharedProperties.Shared.Enabled, true) | 
|  | } | 
|  |  | 
|  | func (library *libraryDecorator) objs() Objects { | 
|  | return library.objects | 
|  | } | 
|  |  | 
|  | func (library *libraryDecorator) reuseObjs() Objects { | 
|  | return library.reuseObjects | 
|  | } | 
|  |  | 
|  | func (library *libraryDecorator) toc() android.OptionalPath { | 
|  | return library.tocFile | 
|  | } | 
|  |  | 
|  | func (library *libraryDecorator) installSymlinkToRuntimeApex(ctx ModuleContext, file android.Path) { | 
|  | dir := library.baseInstaller.installDir(ctx) | 
|  | dirOnDevice := android.InstallPathToOnDevicePath(ctx, dir) | 
|  | // libc_hwasan has relative_install_dir set, which would mess up the dir.Base() logic. | 
|  | // hardcode here because it's the only target, if we have other targets that use this | 
|  | // we can generalise this. | 
|  | var target string | 
|  | if ctx.baseModuleName() == "libc_hwasan" { | 
|  | target = "/" + filepath.Join("apex", "com.android.runtime", "lib64", "bionic", "hwasan", file.Base()) | 
|  | } else { | 
|  | base := dir.Base() | 
|  | target = "/" + filepath.Join("apex", "com.android.runtime", base, "bionic", file.Base()) | 
|  | } | 
|  | ctx.InstallAbsoluteSymlink(dir, file.Base(), target) | 
|  | library.postInstallCmds = append(library.postInstallCmds, makeSymlinkCmd(dirOnDevice, file.Base(), target)) | 
|  | } | 
|  |  | 
|  | func (library *libraryDecorator) install(ctx ModuleContext, file android.Path) { | 
|  | if library.shared() { | 
|  | if ctx.Device() && ctx.useVndk() { | 
|  | // set subDir for VNDK extensions | 
|  | if ctx.IsVndkExt() { | 
|  | if ctx.isVndkSp() { | 
|  | library.baseInstaller.subDir = "vndk-sp" | 
|  | } else { | 
|  | library.baseInstaller.subDir = "vndk" | 
|  | } | 
|  | } | 
|  |  | 
|  | // In some cases we want to use core variant for VNDK-Core libs. | 
|  | // Skip product variant since VNDKs use only the vendor variant. | 
|  | if ctx.isVndk() && !ctx.isVndkSp() && !ctx.IsVndkExt() && !ctx.inProduct() { | 
|  | mayUseCoreVariant := true | 
|  |  | 
|  | if ctx.mustUseVendorVariant() { | 
|  | mayUseCoreVariant = false | 
|  | } | 
|  |  | 
|  | if ctx.Config().CFIEnabledForPath(ctx.ModuleDir()) { | 
|  | mayUseCoreVariant = false | 
|  | } | 
|  |  | 
|  | if mayUseCoreVariant { | 
|  | library.checkSameCoreVariant = true | 
|  | if ctx.DeviceConfig().VndkUseCoreVariant() { | 
|  | library.useCoreVariant = true | 
|  | } | 
|  | } | 
|  | } | 
|  |  | 
|  | // do not install vndk libs | 
|  | // vndk libs are packaged into VNDK APEX | 
|  | if ctx.isVndk() && !ctx.IsVndkExt() && !ctx.Config().IsVndkDeprecated() && !ctx.inProduct() { | 
|  | return | 
|  | } | 
|  | } else if library.hasStubsVariants() && !ctx.Host() && ctx.directlyInAnyApex() { | 
|  | // Bionic libraries (e.g. libc.so) is installed to the bootstrap subdirectory. | 
|  | // The original path becomes a symlink to the corresponding file in the | 
|  | // runtime APEX. | 
|  | translatedArch := ctx.Target().NativeBridge == android.NativeBridgeEnabled | 
|  | if InstallToBootstrap(ctx.baseModuleName(), ctx.Config()) && !library.buildStubs() && | 
|  | !translatedArch && !ctx.inRamdisk() && !ctx.inVendorRamdisk() && !ctx.inRecovery() { | 
|  | if ctx.Device() { | 
|  | library.installSymlinkToRuntimeApex(ctx, file) | 
|  | } | 
|  | library.baseInstaller.subDir = "bootstrap" | 
|  | } | 
|  | } else if ctx.directlyInAnyApex() && ctx.IsLlndk() && !isBionic(ctx.baseModuleName()) { | 
|  | // Skip installing LLNDK (non-bionic) libraries moved to APEX. | 
|  | ctx.Module().HideFromMake() | 
|  | } | 
|  |  | 
|  | library.baseInstaller.install(ctx, file) | 
|  | } | 
|  |  | 
|  | if Bool(library.Properties.Static_ndk_lib) && library.static() && | 
|  | !ctx.useVndk() && !ctx.inRamdisk() && !ctx.inVendorRamdisk() && !ctx.inRecovery() && ctx.Device() && | 
|  | library.baseLinker.sanitize.isUnsanitizedVariant() && | 
|  | ctx.isForPlatform() && !ctx.isPreventInstall() { | 
|  | installPath := getUnversionedLibraryInstallPath(ctx).Join(ctx, file.Base()) | 
|  |  | 
|  | ctx.ModuleBuild(pctx, android.ModuleBuildParams{ | 
|  | Rule:        android.Cp, | 
|  | Description: "install " + installPath.Base(), | 
|  | Output:      installPath, | 
|  | Input:       file, | 
|  | }) | 
|  |  | 
|  | library.ndkSysrootPath = installPath | 
|  | } | 
|  | } | 
|  |  | 
|  | func (library *libraryDecorator) everInstallable() bool { | 
|  | // Only shared and static libraries are installed. Header libraries (which are | 
|  | // neither static or shared) are not installed. | 
|  | return library.shared() || library.static() | 
|  | } | 
|  |  | 
|  | // static returns true if this library is for a "static' variant. | 
|  | func (library *libraryDecorator) static() bool { | 
|  | return library.MutatedProperties.VariantIsStatic | 
|  | } | 
|  |  | 
|  | // shared returns true if this library is for a "shared' variant. | 
|  | func (library *libraryDecorator) shared() bool { | 
|  | return library.MutatedProperties.VariantIsShared | 
|  | } | 
|  |  | 
|  | // header returns true if this library is for a header-only variant. | 
|  | func (library *libraryDecorator) header() bool { | 
|  | // Neither "static" nor "shared" implies this library is header-only. | 
|  | return !library.static() && !library.shared() | 
|  | } | 
|  |  | 
|  | // setStatic marks the library variant as "static". | 
|  | func (library *libraryDecorator) setStatic() { | 
|  | library.MutatedProperties.VariantIsStatic = true | 
|  | library.MutatedProperties.VariantIsShared = false | 
|  | } | 
|  |  | 
|  | // setShared marks the library variant as "shared". | 
|  | func (library *libraryDecorator) setShared() { | 
|  | library.MutatedProperties.VariantIsStatic = false | 
|  | library.MutatedProperties.VariantIsShared = true | 
|  | } | 
|  |  | 
|  | // BuildOnlyStatic disables building this library as a shared library. | 
|  | func (library *libraryDecorator) BuildOnlyStatic() { | 
|  | library.MutatedProperties.BuildShared = false | 
|  | } | 
|  |  | 
|  | // BuildOnlyShared disables building this library as a static library. | 
|  | func (library *libraryDecorator) BuildOnlyShared() { | 
|  | library.MutatedProperties.BuildStatic = false | 
|  | } | 
|  |  | 
|  | // HeaderOnly disables building this library as a shared or static library; | 
|  | // the library only exists to propagate header file dependencies up the build graph. | 
|  | func (library *libraryDecorator) HeaderOnly() { | 
|  | library.MutatedProperties.BuildShared = false | 
|  | library.MutatedProperties.BuildStatic = false | 
|  | } | 
|  |  | 
|  | // hasLLNDKStubs returns true if this cc_library module has a variant that will build LLNDK stubs. | 
|  | func (library *libraryDecorator) hasLLNDKStubs() bool { | 
|  | return String(library.Properties.Llndk.Symbol_file) != "" | 
|  | } | 
|  |  | 
|  | // hasLLNDKStubs returns true if this cc_library module has a variant that will build LLNDK stubs. | 
|  | func (library *libraryDecorator) hasLLNDKHeaders() bool { | 
|  | return Bool(library.Properties.Llndk.Llndk_headers) | 
|  | } | 
|  |  | 
|  | // hasVendorPublicLibrary returns true if this cc_library module has a variant that will build | 
|  | // vendor public library stubs. | 
|  | func (library *libraryDecorator) hasVendorPublicLibrary() bool { | 
|  | return String(library.Properties.Vendor_public_library.Symbol_file) != "" | 
|  | } | 
|  |  | 
|  | func (library *libraryDecorator) implementationModuleName(name string) string { | 
|  | return name | 
|  | } | 
|  |  | 
|  | func (library *libraryDecorator) buildStubs() bool { | 
|  | return library.MutatedProperties.BuildStubs | 
|  | } | 
|  |  | 
|  | func (library *libraryDecorator) symbolFileForAbiCheck(ctx ModuleContext) *string { | 
|  | if props := library.getHeaderAbiCheckerProperties(ctx); props.Symbol_file != nil { | 
|  | return props.Symbol_file | 
|  | } | 
|  | if ctx.Module().(*Module).IsLlndk() { | 
|  | return library.Properties.Llndk.Symbol_file | 
|  | } | 
|  | if library.hasStubsVariants() && library.Properties.Stubs.Symbol_file != nil { | 
|  | return library.Properties.Stubs.Symbol_file | 
|  | } | 
|  | return nil | 
|  | } | 
|  |  | 
|  | func (library *libraryDecorator) hasStubsVariants() bool { | 
|  | // Just having stubs.symbol_file is enough to create a stub variant. In that case | 
|  | // the stub for the future API level is created. | 
|  | return library.Properties.Stubs.Symbol_file != nil || | 
|  | len(library.Properties.Stubs.Versions) > 0 | 
|  | } | 
|  |  | 
|  | func (library *libraryDecorator) isStubsImplementationRequired() bool { | 
|  | return BoolDefault(library.Properties.Stubs.Implementation_installable, true) | 
|  | } | 
|  |  | 
|  | func (library *libraryDecorator) stubsVersions(ctx android.BaseMutatorContext) []string { | 
|  | if !library.hasStubsVariants() { | 
|  | return nil | 
|  | } | 
|  |  | 
|  | if library.hasLLNDKStubs() && ctx.Module().(*Module).UseVndk() { | 
|  | // LLNDK libraries only need a single stubs variant. | 
|  | return []string{android.FutureApiLevel.String()} | 
|  | } | 
|  |  | 
|  | // Future API level is implicitly added if there isn't | 
|  | return addCurrentVersionIfNotPresent(library.Properties.Stubs.Versions) | 
|  | } | 
|  |  | 
|  | func addCurrentVersionIfNotPresent(vers []string) []string { | 
|  | if inList(android.FutureApiLevel.String(), vers) { | 
|  | return vers | 
|  | } | 
|  | // In some cases, people use the raw value "10000" in the versions property. | 
|  | // We shouldn't add the future API level in that case, otherwise there will | 
|  | // be two identical versions. | 
|  | if inList(strconv.Itoa(android.FutureApiLevel.FinalOrFutureInt()), vers) { | 
|  | return vers | 
|  | } | 
|  | return append(vers, android.FutureApiLevel.String()) | 
|  | } | 
|  |  | 
|  | func (library *libraryDecorator) setStubsVersion(version string) { | 
|  | library.MutatedProperties.StubsVersion = version | 
|  | } | 
|  |  | 
|  | func (library *libraryDecorator) stubsVersion() string { | 
|  | return library.MutatedProperties.StubsVersion | 
|  | } | 
|  |  | 
|  | func (library *libraryDecorator) setBuildStubs(isLatest bool) { | 
|  | library.MutatedProperties.BuildStubs = true | 
|  | library.MutatedProperties.IsLatestVersion = isLatest | 
|  | } | 
|  |  | 
|  | func (library *libraryDecorator) setAllStubsVersions(versions []string) { | 
|  | library.MutatedProperties.AllStubsVersions = versions | 
|  | } | 
|  |  | 
|  | func (library *libraryDecorator) allStubsVersions() []string { | 
|  | return library.MutatedProperties.AllStubsVersions | 
|  | } | 
|  |  | 
|  | func (library *libraryDecorator) isLatestStubVersion() bool { | 
|  | return library.MutatedProperties.IsLatestVersion | 
|  | } | 
|  |  | 
|  | func (library *libraryDecorator) availableFor(what string) bool { | 
|  | var list []string | 
|  | if library.static() { | 
|  | list = library.StaticProperties.Static.Apex_available | 
|  | } else if library.shared() { | 
|  | list = library.SharedProperties.Shared.Apex_available | 
|  | } | 
|  | if len(list) == 0 { | 
|  | return false | 
|  | } | 
|  | return android.CheckAvailableForApex(what, list) | 
|  | } | 
|  |  | 
|  | func (library *libraryDecorator) installable() *bool { | 
|  | if library.static() { | 
|  | return library.StaticProperties.Static.Installable | 
|  | } else if library.shared() { | 
|  | return library.SharedProperties.Shared.Installable | 
|  | } | 
|  | return nil | 
|  | } | 
|  |  | 
|  | func (library *libraryDecorator) makeUninstallable(mod *Module) { | 
|  | if library.static() && library.buildStatic() && !library.buildStubs() { | 
|  | // If we're asked to make a static library uninstallable we don't do | 
|  | // anything since AndroidMkEntries always sets LOCAL_UNINSTALLABLE_MODULE | 
|  | // for these entries. This is done to still get the make targets for NOTICE | 
|  | // files from notice_files.mk, which other libraries might depend on. | 
|  | return | 
|  | } | 
|  | mod.ModuleBase.MakeUninstallable() | 
|  | } | 
|  |  | 
|  | func (library *libraryDecorator) getPartition() string { | 
|  | return library.path.Partition() | 
|  | } | 
|  |  | 
|  | func (library *libraryDecorator) getAPIListCoverageXMLPath() android.ModuleOutPath { | 
|  | return library.apiListCoverageXmlPath | 
|  | } | 
|  |  | 
|  | func (library *libraryDecorator) overriddenModules() []string { | 
|  | return library.Properties.Overrides | 
|  | } | 
|  |  | 
|  | var _ overridable = (*libraryDecorator)(nil) | 
|  |  | 
|  | var versioningMacroNamesListKey = android.NewOnceKey("versioningMacroNamesList") | 
|  |  | 
|  | // versioningMacroNamesList returns a singleton map, where keys are "version macro names", | 
|  | // and values are the module name responsible for registering the version macro name. | 
|  | // | 
|  | // Version macros are used when building against stubs, to provide version information about | 
|  | // the stub. Only stub libraries should have an entry in this list. | 
|  | // | 
|  | // For example, when building against libFoo#ver, __LIBFOO_API__ macro is set to ver so | 
|  | // that headers from libFoo can be conditionally compiled (this may hide APIs | 
|  | // that are not available for the version). | 
|  | // | 
|  | // This map is used to ensure that there aren't conflicts between these version macro names. | 
|  | func versioningMacroNamesList(config android.Config) *map[string]string { | 
|  | return config.Once(versioningMacroNamesListKey, func() interface{} { | 
|  | m := make(map[string]string) | 
|  | return &m | 
|  | }).(*map[string]string) | 
|  | } | 
|  |  | 
|  | // alphanumeric and _ characters are preserved. | 
|  | // other characters are all converted to _ | 
|  | var charsNotForMacro = regexp.MustCompile("[^a-zA-Z0-9_]+") | 
|  |  | 
|  | // versioningMacroName returns the canonical version macro name for the given module. | 
|  | func versioningMacroName(moduleName string) string { | 
|  | macroName := charsNotForMacro.ReplaceAllString(moduleName, "_") | 
|  | macroName = strings.ToUpper(macroName) | 
|  | return "__" + macroName + "_API__" | 
|  | } | 
|  |  | 
|  | // NewLibrary builds and returns a new Module corresponding to a C++ library. | 
|  | // Individual module implementations which comprise a C++ library (or something like | 
|  | // a C++ library) should call this function, set some fields on the result, and | 
|  | // then call the Init function. | 
|  | func NewLibrary(hod android.HostOrDeviceSupported) (*Module, *libraryDecorator) { | 
|  | module := newModule(hod, android.MultilibBoth) | 
|  |  | 
|  | library := &libraryDecorator{ | 
|  | MutatedProperties: LibraryMutatedProperties{ | 
|  | BuildShared: true, | 
|  | BuildStatic: true, | 
|  | }, | 
|  | baseCompiler:  NewBaseCompiler(), | 
|  | baseLinker:    NewBaseLinker(module.sanitize), | 
|  | baseInstaller: NewBaseInstaller("lib", "lib64", InstallInSystem), | 
|  | sabi:          module.sabi, | 
|  | } | 
|  |  | 
|  | module.compiler = library | 
|  | module.linker = library | 
|  | module.installer = library | 
|  | module.library = library | 
|  |  | 
|  | return module, library | 
|  | } | 
|  |  | 
|  | // connects a shared library to a static library in order to reuse its .o files to avoid | 
|  | // compiling source files twice. | 
|  | func reuseStaticLibrary(mctx android.BottomUpMutatorContext, static, shared *Module) { | 
|  | if staticCompiler, ok := static.compiler.(*libraryDecorator); ok { | 
|  | sharedCompiler := shared.compiler.(*libraryDecorator) | 
|  |  | 
|  | // Check libraries in addition to cflags, since libraries may be exporting different | 
|  | // include directories. | 
|  | if len(staticCompiler.StaticProperties.Static.Cflags) == 0 && | 
|  | len(sharedCompiler.SharedProperties.Shared.Cflags) == 0 && | 
|  | len(staticCompiler.StaticProperties.Static.Whole_static_libs) == 0 && | 
|  | len(sharedCompiler.SharedProperties.Shared.Whole_static_libs) == 0 && | 
|  | len(staticCompiler.StaticProperties.Static.Static_libs) == 0 && | 
|  | len(sharedCompiler.SharedProperties.Shared.Static_libs) == 0 && | 
|  | len(staticCompiler.StaticProperties.Static.Shared_libs) == 0 && | 
|  | len(sharedCompiler.SharedProperties.Shared.Shared_libs) == 0 && | 
|  | // Compare System_shared_libs properties with nil because empty lists are | 
|  | // semantically significant for them. | 
|  | staticCompiler.StaticProperties.Static.System_shared_libs == nil && | 
|  | sharedCompiler.SharedProperties.Shared.System_shared_libs == nil { | 
|  |  | 
|  | mctx.AddInterVariantDependency(reuseObjTag, shared, static) | 
|  | sharedCompiler.baseCompiler.Properties.OriginalSrcs = | 
|  | sharedCompiler.baseCompiler.Properties.Srcs | 
|  | sharedCompiler.baseCompiler.Properties.Srcs = nil | 
|  | sharedCompiler.baseCompiler.Properties.Generated_sources = nil | 
|  | } | 
|  |  | 
|  | // This dep is just to reference static variant from shared variant | 
|  | mctx.AddInterVariantDependency(staticVariantTag, shared, static) | 
|  | } | 
|  | } | 
|  |  | 
|  | // LinkageMutator adds "static" or "shared" variants for modules depending | 
|  | // on whether the module can be built as a static library or a shared library. | 
|  | func LinkageMutator(mctx android.BottomUpMutatorContext) { | 
|  | ccPrebuilt := false | 
|  | if m, ok := mctx.Module().(*Module); ok && m.linker != nil { | 
|  | _, ccPrebuilt = m.linker.(prebuiltLibraryInterface) | 
|  | } | 
|  | if ccPrebuilt { | 
|  | library := mctx.Module().(*Module).linker.(prebuiltLibraryInterface) | 
|  |  | 
|  | // Differentiate between header only and building an actual static/shared library | 
|  | buildStatic := library.buildStatic() | 
|  | buildShared := library.buildShared() | 
|  | if buildStatic || buildShared { | 
|  | // Always create both the static and shared variants for prebuilt libraries, and then disable the one | 
|  | // that is not being used.  This allows them to share the name of a cc_library module, which requires that | 
|  | // all the variants of the cc_library also exist on the prebuilt. | 
|  | modules := mctx.CreateLocalVariations("static", "shared") | 
|  | static := modules[0].(*Module) | 
|  | shared := modules[1].(*Module) | 
|  |  | 
|  | static.linker.(prebuiltLibraryInterface).setStatic() | 
|  | shared.linker.(prebuiltLibraryInterface).setShared() | 
|  |  | 
|  | if buildShared { | 
|  | mctx.AliasVariation("shared") | 
|  | } else if buildStatic { | 
|  | mctx.AliasVariation("static") | 
|  | } | 
|  |  | 
|  | if !buildStatic { | 
|  | static.linker.(prebuiltLibraryInterface).disablePrebuilt() | 
|  | } | 
|  | if !buildShared { | 
|  | shared.linker.(prebuiltLibraryInterface).disablePrebuilt() | 
|  | } | 
|  | } else { | 
|  | // Header only | 
|  | } | 
|  |  | 
|  | } else if library, ok := mctx.Module().(LinkableInterface); ok && library.CcLibraryInterface() { | 
|  |  | 
|  | // Non-cc.Modules may need an empty variant for their mutators. | 
|  | variations := []string{} | 
|  | if library.NonCcVariants() { | 
|  | variations = append(variations, "") | 
|  | } | 
|  |  | 
|  | isLLNDK := false | 
|  | if m, ok := mctx.Module().(*Module); ok { | 
|  | isLLNDK = m.IsLlndk() | 
|  | } | 
|  | buildStatic := library.BuildStaticVariant() && !isLLNDK | 
|  | buildShared := library.BuildSharedVariant() | 
|  | if buildStatic && buildShared { | 
|  | variations := append([]string{"static", "shared"}, variations...) | 
|  |  | 
|  | modules := mctx.CreateLocalVariations(variations...) | 
|  | static := modules[0].(LinkableInterface) | 
|  | shared := modules[1].(LinkableInterface) | 
|  |  | 
|  | static.SetStatic() | 
|  | shared.SetShared() | 
|  |  | 
|  | if _, ok := library.(*Module); ok { | 
|  | reuseStaticLibrary(mctx, static.(*Module), shared.(*Module)) | 
|  | } | 
|  | mctx.AliasVariation("shared") | 
|  | } else if buildStatic { | 
|  | variations := append([]string{"static"}, variations...) | 
|  |  | 
|  | modules := mctx.CreateLocalVariations(variations...) | 
|  | modules[0].(LinkableInterface).SetStatic() | 
|  | mctx.AliasVariation("static") | 
|  | } else if buildShared { | 
|  | variations := append([]string{"shared"}, variations...) | 
|  |  | 
|  | modules := mctx.CreateLocalVariations(variations...) | 
|  | modules[0].(LinkableInterface).SetShared() | 
|  | mctx.AliasVariation("shared") | 
|  | } else if len(variations) > 0 { | 
|  | mctx.CreateLocalVariations(variations...) | 
|  | mctx.AliasVariation(variations[0]) | 
|  | } | 
|  | } | 
|  | } | 
|  |  | 
|  | // normalizeVersions modifies `versions` in place, so that each raw version | 
|  | // string becomes its normalized canonical form. | 
|  | // Validates that the versions in `versions` are specified in least to greatest order. | 
|  | func normalizeVersions(ctx android.BazelConversionPathContext, versions []string) { | 
|  | var previous android.ApiLevel | 
|  | for i, v := range versions { | 
|  | ver, err := android.ApiLevelFromUser(ctx, v) | 
|  | if err != nil { | 
|  | ctx.PropertyErrorf("versions", "%s", err.Error()) | 
|  | return | 
|  | } | 
|  | if i > 0 && ver.LessThanOrEqualTo(previous) { | 
|  | ctx.PropertyErrorf("versions", "not sorted: %v", versions) | 
|  | } | 
|  | versions[i] = ver.String() | 
|  | previous = ver | 
|  | } | 
|  | } | 
|  |  | 
|  | func createVersionVariations(mctx android.BottomUpMutatorContext, versions []string) { | 
|  | // "" is for the non-stubs (implementation) variant for system modules, or the LLNDK variant | 
|  | // for LLNDK modules. | 
|  | variants := append(android.CopyOf(versions), "") | 
|  |  | 
|  | m := mctx.Module().(*Module) | 
|  | isLLNDK := m.IsLlndk() | 
|  | isVendorPublicLibrary := m.IsVendorPublicLibrary() | 
|  | isImportedApiLibrary := m.isImportedApiLibrary() | 
|  |  | 
|  | modules := mctx.CreateLocalVariations(variants...) | 
|  | for i, m := range modules { | 
|  |  | 
|  | if variants[i] != "" || isLLNDK || isVendorPublicLibrary || isImportedApiLibrary { | 
|  | // A stubs or LLNDK stubs variant. | 
|  | c := m.(*Module) | 
|  | c.sanitize = nil | 
|  | c.stl = nil | 
|  | c.Properties.PreventInstall = true | 
|  | lib := moduleLibraryInterface(m) | 
|  | isLatest := i == (len(versions) - 1) | 
|  | lib.setBuildStubs(isLatest) | 
|  |  | 
|  | if variants[i] != "" { | 
|  | // A non-LLNDK stubs module is hidden from make and has a dependency from the | 
|  | // implementation module to the stubs module. | 
|  | c.Properties.HideFromMake = true | 
|  | lib.setStubsVersion(variants[i]) | 
|  | mctx.AddInterVariantDependency(stubImplDepTag, modules[len(modules)-1], modules[i]) | 
|  | } | 
|  | } | 
|  | } | 
|  | mctx.AliasVariation("") | 
|  | latestVersion := "" | 
|  | if len(versions) > 0 { | 
|  | latestVersion = versions[len(versions)-1] | 
|  | } | 
|  | mctx.CreateAliasVariation("latest", latestVersion) | 
|  | } | 
|  |  | 
|  | func createPerApiVersionVariations(mctx android.BottomUpMutatorContext, minSdkVersion string) { | 
|  | from, err := nativeApiLevelFromUser(mctx, minSdkVersion) | 
|  | if err != nil { | 
|  | mctx.PropertyErrorf("min_sdk_version", err.Error()) | 
|  | return | 
|  | } | 
|  |  | 
|  | versionStrs := ndkLibraryVersions(mctx, from) | 
|  | modules := mctx.CreateLocalVariations(versionStrs...) | 
|  |  | 
|  | for i, module := range modules { | 
|  | module.(*Module).Properties.Sdk_version = StringPtr(versionStrs[i]) | 
|  | module.(*Module).Properties.Min_sdk_version = StringPtr(versionStrs[i]) | 
|  | } | 
|  | } | 
|  |  | 
|  | func canBeOrLinkAgainstVersionVariants(module interface { | 
|  | Host() bool | 
|  | InRamdisk() bool | 
|  | InVendorRamdisk() bool | 
|  | }) bool { | 
|  | return !module.Host() && !module.InRamdisk() && !module.InVendorRamdisk() | 
|  | } | 
|  |  | 
|  | func canBeVersionVariant(module interface { | 
|  | Host() bool | 
|  | InRamdisk() bool | 
|  | InVendorRamdisk() bool | 
|  | CcLibraryInterface() bool | 
|  | Shared() bool | 
|  | }) bool { | 
|  | return canBeOrLinkAgainstVersionVariants(module) && | 
|  | module.CcLibraryInterface() && module.Shared() | 
|  | } | 
|  |  | 
|  | func moduleLibraryInterface(module blueprint.Module) libraryInterface { | 
|  | if m, ok := module.(*Module); ok { | 
|  | return m.library | 
|  | } | 
|  | return nil | 
|  | } | 
|  |  | 
|  | // setStubsVersions normalizes the versions in the Stubs.Versions property into MutatedProperties.AllStubsVersions. | 
|  | func setStubsVersions(mctx android.BottomUpMutatorContext, library libraryInterface, module *Module) { | 
|  | if !library.buildShared() || !canBeVersionVariant(module) { | 
|  | return | 
|  | } | 
|  | versions := library.stubsVersions(mctx) | 
|  | if len(versions) <= 0 { | 
|  | return | 
|  | } | 
|  | normalizeVersions(mctx, versions) | 
|  | if mctx.Failed() { | 
|  | return | 
|  | } | 
|  | // Set the versions on the pre-mutated module so they can be read by any llndk modules that | 
|  | // depend on the implementation library and haven't been mutated yet. | 
|  | library.setAllStubsVersions(versions) | 
|  | } | 
|  |  | 
|  | // versionMutator splits a module into the mandatory non-stubs variant | 
|  | // (which is unnamed) and zero or more stubs variants. | 
|  | func versionMutator(mctx android.BottomUpMutatorContext) { | 
|  | if mctx.Os() != android.Android { | 
|  | return | 
|  | } | 
|  |  | 
|  | m, ok := mctx.Module().(*Module) | 
|  | if library := moduleLibraryInterface(mctx.Module()); library != nil && canBeVersionVariant(m) { | 
|  | setStubsVersions(mctx, library, m) | 
|  |  | 
|  | createVersionVariations(mctx, library.allStubsVersions()) | 
|  | return | 
|  | } | 
|  |  | 
|  | if ok { | 
|  | if m.SplitPerApiLevel() && m.IsSdkVariant() { | 
|  | createPerApiVersionVariations(mctx, m.MinSdkVersion()) | 
|  | } | 
|  | } | 
|  | } | 
|  |  | 
|  | // maybeInjectBoringSSLHash adds a rule to run bssl_inject_hash on the output file if the module has the | 
|  | // inject_bssl_hash or if any static library dependencies have inject_bssl_hash set.  It returns the output path | 
|  | // that the linked output file should be written to. | 
|  | // TODO(b/137267623): Remove this in favor of a cc_genrule when they support operating on shared libraries. | 
|  | func maybeInjectBoringSSLHash(ctx android.ModuleContext, outputFile android.ModuleOutPath, | 
|  | inject *bool, fileName string) android.ModuleOutPath { | 
|  | // TODO(b/137267623): Remove this in favor of a cc_genrule when they support operating on shared libraries. | 
|  | injectBoringSSLHash := Bool(inject) | 
|  | ctx.VisitDirectDeps(func(dep android.Module) { | 
|  | if tag, ok := ctx.OtherModuleDependencyTag(dep).(libraryDependencyTag); ok && tag.static() { | 
|  | if cc, ok := dep.(*Module); ok { | 
|  | if library, ok := cc.linker.(*libraryDecorator); ok { | 
|  | if Bool(library.Properties.Inject_bssl_hash) { | 
|  | injectBoringSSLHash = true | 
|  | } | 
|  | } | 
|  | } | 
|  | } | 
|  | }) | 
|  | if injectBoringSSLHash { | 
|  | hashedOutputfile := outputFile | 
|  | outputFile = android.PathForModuleOut(ctx, "unhashed", fileName) | 
|  |  | 
|  | rule := android.NewRuleBuilder(pctx, ctx) | 
|  | rule.Command(). | 
|  | BuiltTool("bssl_inject_hash"). | 
|  | FlagWithInput("-in-object ", outputFile). | 
|  | FlagWithOutput("-o ", hashedOutputfile) | 
|  | rule.Build("injectCryptoHash", "inject crypto hash") | 
|  | } | 
|  |  | 
|  | return outputFile | 
|  | } | 
|  |  | 
|  | func bp2buildParseAbiCheckerProps(ctx android.Bp2buildMutatorContext, module *Module) bazelCcHeaderAbiCheckerAttributes { | 
|  | lib, ok := module.linker.(*libraryDecorator) | 
|  | if !ok { | 
|  | return bazelCcHeaderAbiCheckerAttributes{} | 
|  | } | 
|  |  | 
|  | abiChecker := lib.getHeaderAbiCheckerProperties(ctx) | 
|  |  | 
|  | abiCheckerAttrs := bazelCcHeaderAbiCheckerAttributes{ | 
|  | Abi_checker_enabled:                 abiChecker.Enabled, | 
|  | Abi_checker_exclude_symbol_versions: abiChecker.Exclude_symbol_versions, | 
|  | Abi_checker_exclude_symbol_tags:     abiChecker.Exclude_symbol_tags, | 
|  | Abi_checker_check_all_apis:          abiChecker.Check_all_apis, | 
|  | Abi_checker_diff_flags:              abiChecker.Diff_flags, | 
|  | } | 
|  | if abiChecker.Symbol_file != nil { | 
|  | symbolFile := android.BazelLabelForModuleSrcSingle(ctx, *abiChecker.Symbol_file) | 
|  | abiCheckerAttrs.Abi_checker_symbol_file = &symbolFile | 
|  | } | 
|  |  | 
|  | return abiCheckerAttrs | 
|  | } | 
|  |  | 
|  | func sharedOrStaticLibraryBp2Build(ctx android.Bp2buildMutatorContext, module *Module, isStatic bool) { | 
|  | baseAttributes := bp2BuildParseBaseProps(ctx, module) | 
|  | compilerAttrs := baseAttributes.compilerAttributes | 
|  | linkerAttrs := baseAttributes.linkerAttributes | 
|  |  | 
|  | exportedIncludes := bp2BuildParseExportedIncludes(ctx, module, &compilerAttrs.includes) | 
|  | includeAttrs := includesAttributes{ | 
|  | Export_includes:          exportedIncludes.Includes, | 
|  | Export_absolute_includes: exportedIncludes.AbsoluteIncludes, | 
|  | Export_system_includes:   exportedIncludes.SystemIncludes, | 
|  | Local_includes:           compilerAttrs.localIncludes, | 
|  | Absolute_includes:        compilerAttrs.absoluteIncludes, | 
|  | } | 
|  |  | 
|  | // Append shared/static{} stanza properties. These won't be specified on | 
|  | // cc_library_* itself, but may be specified in cc_defaults that this module | 
|  | // depends on. | 
|  | libSharedOrStaticAttrs := bp2BuildParseLibProps(ctx, module, isStatic) | 
|  |  | 
|  | compilerAttrs.srcs.Append(libSharedOrStaticAttrs.Srcs) | 
|  | compilerAttrs.cSrcs.Append(libSharedOrStaticAttrs.Srcs_c) | 
|  | compilerAttrs.asSrcs.Append(libSharedOrStaticAttrs.Srcs_as) | 
|  | compilerAttrs.copts.Append(libSharedOrStaticAttrs.Copts) | 
|  |  | 
|  | linkerAttrs.deps.Append(libSharedOrStaticAttrs.Deps) | 
|  | linkerAttrs.implementationDeps.Append(libSharedOrStaticAttrs.Implementation_deps) | 
|  | linkerAttrs.dynamicDeps.Append(libSharedOrStaticAttrs.Dynamic_deps) | 
|  | linkerAttrs.implementationDynamicDeps.Append(libSharedOrStaticAttrs.Implementation_dynamic_deps) | 
|  | linkerAttrs.systemDynamicDeps.Append(libSharedOrStaticAttrs.System_dynamic_deps) | 
|  |  | 
|  | asFlags := compilerAttrs.asFlags | 
|  | if compilerAttrs.asSrcs.IsEmpty() { | 
|  | // Skip asflags for BUILD file simplicity if there are no assembly sources. | 
|  | asFlags = bazel.MakeStringListAttribute(nil) | 
|  | } | 
|  |  | 
|  | features := baseAttributes.features.Clone().Append(libSharedOrStaticAttrs.Features) | 
|  | features.DeduplicateAxesFromBase() | 
|  |  | 
|  | commonAttrs := staticOrSharedAttributes{ | 
|  | Srcs:    compilerAttrs.srcs, | 
|  | Srcs_c:  compilerAttrs.cSrcs, | 
|  | Srcs_as: compilerAttrs.asSrcs, | 
|  | Copts:   compilerAttrs.copts, | 
|  | Hdrs:    compilerAttrs.hdrs, | 
|  |  | 
|  | Deps:                              linkerAttrs.deps, | 
|  | Implementation_deps:               linkerAttrs.implementationDeps, | 
|  | Dynamic_deps:                      linkerAttrs.dynamicDeps, | 
|  | Implementation_dynamic_deps:       linkerAttrs.implementationDynamicDeps, | 
|  | Whole_archive_deps:                linkerAttrs.wholeArchiveDeps, | 
|  | Implementation_whole_archive_deps: linkerAttrs.implementationWholeArchiveDeps, | 
|  | System_dynamic_deps:               linkerAttrs.systemDynamicDeps, | 
|  | SdkAttributes:                     Bp2BuildParseSdkAttributes(module), | 
|  | Runtime_deps:                      linkerAttrs.runtimeDeps, | 
|  | Native_coverage:                   baseAttributes.Native_coverage, | 
|  | Additional_compiler_inputs:        compilerAttrs.additionalCompilerInputs, | 
|  | } | 
|  |  | 
|  | module.convertTidyAttributes(ctx, &commonAttrs.tidyAttributes) | 
|  |  | 
|  | var attrs interface{} | 
|  | if isStatic { | 
|  | commonAttrs.Deps.Add(baseAttributes.protoDependency) | 
|  | var alwayslink *bool | 
|  | if _, ok := alwaysLinkLibraries[module.Name()]; ok && isStatic { | 
|  | alwayslink = proptools.BoolPtr(true) | 
|  | } | 
|  | attrs = &bazelCcLibraryStaticAttributes{ | 
|  | staticOrSharedAttributes: commonAttrs, | 
|  | Rtti:                     compilerAttrs.rtti, | 
|  | Stl:                      compilerAttrs.stl, | 
|  | Cpp_std:                  compilerAttrs.cppStd, | 
|  | C_std:                    compilerAttrs.cStd, | 
|  |  | 
|  | includesAttributes: includeAttrs, | 
|  |  | 
|  | Cppflags:   compilerAttrs.cppFlags, | 
|  | Conlyflags: compilerAttrs.conlyFlags, | 
|  | Asflags:    asFlags, | 
|  |  | 
|  | Alwayslink: alwayslink, | 
|  | Features:   *features, | 
|  | } | 
|  |  | 
|  | } else { | 
|  | commonAttrs.Dynamic_deps.Add(baseAttributes.protoDependency) | 
|  |  | 
|  | sharedLibAttrs := &bazelCcLibrarySharedAttributes{ | 
|  | staticOrSharedAttributes: commonAttrs, | 
|  |  | 
|  | Cppflags:   compilerAttrs.cppFlags, | 
|  | Conlyflags: compilerAttrs.conlyFlags, | 
|  | Asflags:    asFlags, | 
|  |  | 
|  | Linkopts:        linkerAttrs.linkopts, | 
|  | Use_version_lib: linkerAttrs.useVersionLib, | 
|  |  | 
|  | Rtti:    compilerAttrs.rtti, | 
|  | Stl:     compilerAttrs.stl, | 
|  | Cpp_std: compilerAttrs.cppStd, | 
|  | C_std:   compilerAttrs.cStd, | 
|  |  | 
|  | includesAttributes: includeAttrs, | 
|  |  | 
|  | Additional_linker_inputs: linkerAttrs.additionalLinkerInputs, | 
|  |  | 
|  | Strip: stripAttrsFromLinkerAttrs(&linkerAttrs), | 
|  |  | 
|  | Features: *features, | 
|  |  | 
|  | Stem:   compilerAttrs.stem, | 
|  | Suffix: compilerAttrs.suffix, | 
|  |  | 
|  | bazelCcHeaderAbiCheckerAttributes: bp2buildParseAbiCheckerProps(ctx, module), | 
|  |  | 
|  | Fdo_profile: compilerAttrs.fdoProfile, | 
|  | } | 
|  | if compilerAttrs.stubsSymbolFile != nil && len(compilerAttrs.stubsVersions.Value) > 0 { | 
|  | sharedLibAttrs.Stubs_symbol_file = compilerAttrs.stubsSymbolFile | 
|  | } | 
|  | attrs = sharedLibAttrs | 
|  | } | 
|  |  | 
|  | var modType string | 
|  | if isStatic { | 
|  | modType = "cc_library_static" | 
|  | } else { | 
|  | modType = "cc_library_shared" | 
|  | createStubsBazelTargetIfNeeded(ctx, module, compilerAttrs, exportedIncludes, baseAttributes) | 
|  | } | 
|  | props := bazel.BazelTargetModuleProperties{ | 
|  | Rule_class:        modType, | 
|  | Bzl_load_location: fmt.Sprintf("//build/bazel/rules/cc:%s.bzl", modType), | 
|  | } | 
|  |  | 
|  | tags := android.ApexAvailableTagsWithoutTestApexes(ctx, module) | 
|  |  | 
|  | ctx.CreateBazelTargetModule(props, android.CommonAttributes{ | 
|  | Name: module.Name(), | 
|  | Tags: tags, | 
|  | // TODO: b/303307456 - Remove this when data is properly supported in cc rules. | 
|  | SkipData: proptools.BoolPtr(true), | 
|  | }, attrs) | 
|  | } | 
|  |  | 
|  | type includesAttributes struct { | 
|  | Export_includes          bazel.StringListAttribute | 
|  | Export_absolute_includes bazel.StringListAttribute | 
|  | Export_system_includes   bazel.StringListAttribute | 
|  | Local_includes           bazel.StringListAttribute | 
|  | Absolute_includes        bazel.StringListAttribute | 
|  | } | 
|  |  | 
|  | // TODO(b/199902614): Can this be factored to share with the other Attributes? | 
|  | type bazelCcLibraryStaticAttributes struct { | 
|  | staticOrSharedAttributes | 
|  | includesAttributes | 
|  |  | 
|  | Use_version_lib bazel.BoolAttribute | 
|  | Rtti            bazel.BoolAttribute | 
|  | Stl             *string | 
|  | Cpp_std         *string | 
|  | C_std           *string | 
|  |  | 
|  | Hdrs bazel.LabelListAttribute | 
|  |  | 
|  | Cppflags   bazel.StringListAttribute | 
|  | Conlyflags bazel.StringListAttribute | 
|  | Asflags    bazel.StringListAttribute | 
|  |  | 
|  | Alwayslink *bool | 
|  | Features   bazel.StringListAttribute | 
|  | } | 
|  |  | 
|  | // TODO(b/199902614): Can this be factored to share with the other Attributes? | 
|  | type bazelCcLibrarySharedAttributes struct { | 
|  | staticOrSharedAttributes | 
|  | includesAttributes | 
|  |  | 
|  | Linkopts        bazel.StringListAttribute | 
|  | Use_version_lib bazel.BoolAttribute | 
|  |  | 
|  | Rtti    bazel.BoolAttribute | 
|  | Stl     *string | 
|  | Cpp_std *string | 
|  | C_std   *string | 
|  |  | 
|  | Hdrs bazel.LabelListAttribute | 
|  |  | 
|  | Strip                    stripAttributes | 
|  | Additional_linker_inputs bazel.LabelListAttribute | 
|  |  | 
|  | Cppflags   bazel.StringListAttribute | 
|  | Conlyflags bazel.StringListAttribute | 
|  | Asflags    bazel.StringListAttribute | 
|  |  | 
|  | Features bazel.StringListAttribute | 
|  |  | 
|  | Stubs_symbol_file *string | 
|  |  | 
|  | Inject_bssl_hash bazel.BoolAttribute | 
|  |  | 
|  | Stem   bazel.StringAttribute | 
|  | Suffix bazel.StringAttribute | 
|  |  | 
|  | bazelCcHeaderAbiCheckerAttributes | 
|  |  | 
|  | Fdo_profile bazel.LabelAttribute | 
|  | } | 
|  |  | 
|  | type bazelCcStubSuiteAttributes struct { | 
|  | Symbol_file          *string | 
|  | Versions             bazel.StringListAttribute | 
|  | Export_includes      bazel.StringListAttribute | 
|  | Source_library_label *string | 
|  | Soname               *string | 
|  | Deps                 bazel.LabelListAttribute | 
|  | Api_surface          *string | 
|  |  | 
|  | // Unless the library is in the NDK, module-libapi stubs should *not* include the public symbols | 
|  | // Soong uses a global variable to determine if the library is in the NDK | 
|  | // Since Bazel does not have global analysis, create an explicit property | 
|  | // This property is only relevant if `api_surface = module-libapi` | 
|  | // https://cs.android.com/android/_/android/platform/build/soong/+/main:cc/library.go;l=1214-1219;drc=7123cc5370a38983ee6325b5f5f6df19f4e4f10b;bpv=1;bpt=0 | 
|  | Included_in_ndk *bool | 
|  | } | 
|  |  | 
|  | type bazelCcHeaderAbiCheckerAttributes struct { | 
|  | Abi_checker_enabled                 *bool | 
|  | Abi_checker_symbol_file             *bazel.Label | 
|  | Abi_checker_exclude_symbol_versions []string | 
|  | Abi_checker_exclude_symbol_tags     []string | 
|  | Abi_checker_check_all_apis          *bool | 
|  | Abi_checker_diff_flags              []string | 
|  | } |