Merge changes Idd50ed38,Icbc86b21 am: 4483601b58

Change-Id: I314ea3ce0626bc3db15ac5b5caadbcd276428365
This commit is contained in:
Automerger Merge Worker 2020-02-25 04:09:28 +00:00
commit 3c025bf921
6 changed files with 135 additions and 31 deletions

View file

@ -207,6 +207,7 @@ bootstrap_go_package {
"cc/binary_sdk_member.go",
"cc/fuzz.go",
"cc/library.go",
"cc/library_headers.go",
"cc/library_sdk_member.go",
"cc/object.go",
"cc/test.go",
@ -232,6 +233,7 @@ bootstrap_go_package {
"cc/compiler_test.go",
"cc/gen_test.go",
"cc/genrule_test.go",
"cc/library_headers_test.go",
"cc/library_test.go",
"cc/object_test.go",
"cc/prebuilt_test.go",

View file

@ -183,7 +183,6 @@ func RegisterLibraryBuildComponents(ctx android.RegistrationContext) {
ctx.RegisterModuleType("cc_library", LibraryFactory)
ctx.RegisterModuleType("cc_library_host_static", LibraryHostStaticFactory)
ctx.RegisterModuleType("cc_library_host_shared", LibraryHostSharedFactory)
ctx.RegisterModuleType("cc_library_headers", LibraryHeaderFactory)
}
// cc_library creates both static and/or shared libraries for a device and/or
@ -233,16 +232,6 @@ func LibraryHostSharedFactory() android.Module {
return module.Init()
}
// cc_library_headers contains a set of c/c++ headers which are imported by
// other soong cc modules using the header_libs property. For best practices,
// use export_include_dirs property or LOCAL_EXPORT_C_INCLUDE_DIRS for
// Make.
func LibraryHeaderFactory() android.Module {
module, library := NewLibrary(android.HostAndDeviceSupported)
library.HeaderOnly()
return module.Init()
}
type flagExporter struct {
Properties FlagExporterProperties
@ -1314,22 +1303,28 @@ func LinkageMutator(mctx android.BottomUpMutatorContext) {
if cc_prebuilt {
library := mctx.Module().(*Module).linker.(prebuiltLibraryInterface)
// 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)
// Differentiate between header only and building an actual static/shared library
if library.buildStatic() || library.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()
static.linker.(prebuiltLibraryInterface).setStatic()
shared.linker.(prebuiltLibraryInterface).setShared()
if !library.buildStatic() {
static.linker.(prebuiltLibraryInterface).disablePrebuilt()
}
if !library.buildShared() {
shared.linker.(prebuiltLibraryInterface).disablePrebuilt()
if !library.buildStatic() {
static.linker.(prebuiltLibraryInterface).disablePrebuilt()
}
if !library.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.

43
cc/library_headers.go Normal file
View file

@ -0,0 +1,43 @@
// Copyright 2020 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 "android/soong/android"
func init() {
RegisterLibraryHeadersBuildComponents(android.InitRegistrationContext)
}
func RegisterLibraryHeadersBuildComponents(ctx android.RegistrationContext) {
ctx.RegisterModuleType("cc_library_headers", LibraryHeaderFactory)
ctx.RegisterModuleType("cc_prebuilt_library_headers", prebuiltLibraryHeaderFactory)
}
// cc_library_headers contains a set of c/c++ headers which are imported by
// other soong cc modules using the header_libs property. For best practices,
// use export_include_dirs property or LOCAL_EXPORT_C_INCLUDE_DIRS for
// Make.
func LibraryHeaderFactory() android.Module {
module, library := NewLibrary(android.HostAndDeviceSupported)
library.HeaderOnly()
return module.Init()
}
// cc_prebuilt_library_headers is a prebuilt version of cc_library_headers
func prebuiltLibraryHeaderFactory() android.Module {
module, library := NewPrebuiltLibrary(android.HostAndDeviceSupported)
library.HeaderOnly()
return module.Init()
}

View file

@ -0,0 +1,62 @@
// Copyright 2020 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 (
"strings"
"testing"
)
func TestLibraryHeaders(t *testing.T) {
ctx := testCc(t, `
cc_library_headers {
name: "headers",
export_include_dirs: ["my_include"],
}
cc_library_static {
name: "lib",
srcs: ["foo.c"],
header_libs: ["headers"],
}
`)
// test if header search paths are correctly added
cc := ctx.ModuleForTests("lib", "android_arm64_armv8-a_static").Rule("cc")
cflags := cc.Args["cFlags"]
if !strings.Contains(cflags, " -Imy_include ") {
t.Errorf("cflags for libsystem must contain -Imy_include, but was %#v.", cflags)
}
}
func TestPrebuiltLibraryHeaders(t *testing.T) {
ctx := testCc(t, `
cc_prebuilt_library_headers {
name: "headers",
export_include_dirs: ["my_include"],
}
cc_library_static {
name: "lib",
srcs: ["foo.c"],
header_libs: ["headers"],
}
`)
// test if header search paths are correctly added
cc := ctx.ModuleForTests("lib", "android_arm64_armv8-a_static").Rule("cc")
cflags := cc.Args["cFlags"]
if !strings.Contains(cflags, " -Imy_include ") {
t.Errorf("cflags for libsystem must contain -Imy_include, but was %#v.", cflags)
}
}

View file

@ -87,15 +87,16 @@ func (p *prebuiltLibraryLinker) linkerProps() []interface{} {
func (p *prebuiltLibraryLinker) link(ctx ModuleContext,
flags Flags, deps PathDeps, objs Objects) android.Path {
p.libraryDecorator.exportIncludes(ctx)
p.libraryDecorator.reexportDirs(deps.ReexportedDirs...)
p.libraryDecorator.reexportSystemDirs(deps.ReexportedSystemDirs...)
p.libraryDecorator.reexportFlags(deps.ReexportedFlags...)
p.libraryDecorator.reexportDeps(deps.ReexportedDeps...)
p.libraryDecorator.addExportedGeneratedHeaders(deps.ReexportedGeneratedHeaders...)
// TODO(ccross): verify shared library dependencies
if len(p.properties.Srcs) > 0 {
p.libraryDecorator.exportIncludes(ctx)
p.libraryDecorator.reexportDirs(deps.ReexportedDirs...)
p.libraryDecorator.reexportSystemDirs(deps.ReexportedSystemDirs...)
p.libraryDecorator.reexportFlags(deps.ReexportedFlags...)
p.libraryDecorator.reexportDeps(deps.ReexportedDeps...)
p.libraryDecorator.addExportedGeneratedHeaders(deps.ReexportedGeneratedHeaders...)
builderFlags := flagsToBuilderFlags(flags)
in := p.Prebuilt.SingleSourcePath(ctx)

View file

@ -25,6 +25,7 @@ func RegisterRequiredBuildComponentsForTest(ctx android.RegistrationContext) {
RegisterCCBuildComponents(ctx)
RegisterBinaryBuildComponents(ctx)
RegisterLibraryBuildComponents(ctx)
RegisterLibraryHeadersBuildComponents(ctx)
ctx.RegisterModuleType("toolchain_library", ToolchainLibraryFactory)
ctx.RegisterModuleType("llndk_library", LlndkLibraryFactory)