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platform_build_soong
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Hybrid soong/mk build using prebuilts 

Change-Id: I96daa69af27bd19c8bfbe327a1318f51c738fc03
This commit is contained in:
Dan Willemsen 2015-07-08 18:13:11 -07:00 committed by Colin Cross
parent 979422c6c2
commit 218f65628e
8 changed files with 422 additions and 26 deletions
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3
Android.bp
View File

@ -89,6 +89,7 @@ bootstrap_go_package {
"soong-glob",
],
srcs: [
"common/androidmk.go",
"common/arch.go",
"common/config.go",
"common/defaults.go",
@ -114,6 +115,7 @@ bootstrap_go_package {
"soong-genrule",
],
srcs: [
"cc/androidmk.go",
"cc/builder.go",
"cc/cc.go",
"cc/clang.go",
@ -171,6 +173,7 @@ bootstrap_go_package {
"soong-genrule",
],
srcs: [
"java/androidmk.go",
"java/app_builder.go",
"java/app.go",
"java/builder.go",

83
cc/androidmk.go Normal file
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@ -0,0 +1,83 @@
// Copyright 2015 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 (
"io"
"path/filepath"
"strings"
"android/soong/common"
)
func (c *CCLibrary) AndroidMk() (ret common.AndroidMkData) {
if c.static() {
ret.Class = "STATIC_LIBRARIES"
} else {
ret.Class = "SHARED_LIBRARIES"
}
ret.OutputFile = c.outputFile()
ret.Extra = func(name, prefix, outputFile string, arch common.Arch) (ret []string) {
exportedIncludes := c.exportedFlags()
for i := range exportedIncludes {
exportedIncludes[i] = strings.TrimPrefix(exportedIncludes[i], "-I")
}
if len(exportedIncludes) > 0 {
ret = append(ret, "LOCAL_EXPORT_C_INCLUDE_DIRS := "+strings.Join(exportedIncludes, " "))
}
ret = append(ret, "LOCAL_MODULE_SUFFIX := "+filepath.Ext(outputFile))
ret = append(ret, "LOCAL_SHARED_LIBRARIES_"+arch.ArchType.String()+" := "+strings.Join(c.savedDepNames.SharedLibs, " "))
if c.Properties.Relative_install_path != "" {
ret = append(ret, "LOCAL_MODULE_RELATIVE_PATH := "+c.Properties.Relative_install_path)
}
// These are already included in LOCAL_SHARED_LIBRARIES
ret = append(ret, "LOCAL_CXX_STL := none")
ret = append(ret, "LOCAL_SYSTEM_SHARED_LIBRARIES :=")
return
}
return
}
func (c *ccObject) AndroidMk() (ret common.AndroidMkData) {
ret.OutputFile = c.outputFile()
ret.Custom = func(w io.Writer, name, prefix string) {
out := c.outputFile()
io.WriteString(w, "$("+prefix+"TARGET_OUT_INTERMEDIATE_LIBRARIES)/"+name+objectExtension+": "+out+" | $(ACP)\n")
io.WriteString(w, "\t$(copy-file-to-target)\n")
}
return
}
func (c *CCBinary) AndroidMk() (ret common.AndroidMkData) {
ret.Class = "EXECUTABLES"
ret.Extra = func(name, prefix, outputFile string, arch common.Arch) []string {
ret := []string{
"LOCAL_CXX_STL := none",
"LOCAL_SYSTEM_SHARED_LIBRARIES :=",
"LOCAL_SHARED_LIBRARIES_" + arch.ArchType.String() + " += " + strings.Join(c.savedDepNames.SharedLibs, " "),
}
if c.Properties.Relative_install_path != "" {
ret = append(ret, "LOCAL_MODULE_RELATIVE_PATH_"+arch.ArchType.String()+" := "+c.Properties.Relative_install_path)
}
return ret
}
ret.OutputFile = c.outputFile()
return
}

7
cc/cc.go
View File

@ -1078,6 +1078,7 @@ type CCLibrary struct {
objFiles []string
exportFlags []string
out string
systemLibs []string
LibraryProperties CCLibraryProperties
}
@ -1142,6 +1143,8 @@ func (c *CCLibrary) depNames(ctx common.AndroidBaseContext, depNames CCDeps) CCD
depNames.SharedLibs = append(depNames.SharedLibs, c.LibraryProperties.Shared.Shared_libs...)
}
c.systemLibs = c.systemSharedLibs(ctx)
return depNames
}
@ -1764,8 +1767,8 @@ func CCDefaultsFactory() (blueprint.Module, []interface{}) {
&CCUnusedProperties{},
}
_, propertyStructs = common.InitAndroidArchModule(module, common.HostOrDeviceSupported(0),
common.Multilib(""), propertyStructs...)
_, propertyStructs = common.InitAndroidArchModule(module, common.HostAndDeviceDefault,
common.MultilibDefault, propertyStructs...)
return common.InitDefaultsModule(module, module, propertyStructs...)
}

268
common/androidmk.go Normal file
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@ -0,0 +1,268 @@
// Copyright 2015 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 common
import (
"bytes"
"io"
"io/ioutil"
"os"
"path/filepath"
"sort"
"android/soong"
"github.com/google/blueprint"
)
func init() {
soong.RegisterSingletonType("androidmk", AndroidMkSingleton)
}
type AndroidMkDataProvider interface {
AndroidMk() AndroidMkData
}
type AndroidMkData struct {
Class string
OutputFile string
Custom func(w io.Writer, name, prefix string)
Extra func(name, prefix, outputFile string, arch Arch) []string
}
func AndroidMkSingleton() blueprint.Singleton {
return &androidMkSingleton{}
}
type androidMkSingleton struct{}
func (c *androidMkSingleton) GenerateBuildActions(ctx blueprint.SingletonContext) {
fileModules := make(map[string][]blueprint.Module)
hasBPFile := make(map[string]bool)
bpFiles := []string{}
ctx.SetNinjaBuildDir(pctx, filepath.Join(ctx.Config().(Config).BuildDir(), ".."))
ctx.VisitAllModules(func(module blueprint.Module) {
if _, ok := module.(AndroidModule); ok {
bpFile := ctx.BlueprintFile(module)
if !hasBPFile[bpFile] {
hasBPFile[bpFile] = true
bpFiles = append(bpFiles, bpFile)
}
fileModules[bpFile] = append(fileModules[bpFile], module)
}
})
// Gather list of eligible Android modules for translation
androidMkModules := make(map[blueprint.Module]bool)
var validBpFiles []string
srcDir := ctx.Config().(Config).SrcDir()
intermediatesDir := filepath.Join(ctx.Config().(Config).IntermediatesDir(), "androidmk")
sort.Strings(bpFiles)
for _, origBp := range bpFiles {
mkFile := filepath.Join(srcDir, filepath.Dir(origBp), "Android.mk")
files, err := Glob(ctx, intermediatesDir, mkFile, nil)
if err != nil {
ctx.Errorf("glob: %s", err.Error())
continue
}
// Existing Android.mk file, use that instead
if len(files) > 0 {
for _, file := range files {
ctx.AddNinjaFileDeps(file)
}
continue
}
validBpFiles = append(validBpFiles, origBp)
for _, mod := range fileModules[origBp] {
androidMkModules[mod] = true
}
}
// Validate that all modules have proper dependencies
androidMkModulesList := make([]AndroidModule, 0, len(androidMkModules))
for mod := range androidMkModules {
ctx.VisitDepsDepthFirstIf(mod, isAndroidModule, func(module blueprint.Module) {
if !androidMkModules[module] {
ctx.Errorf("Module %q missing dependency for Android.mk: %q", ctx.ModuleName(mod), ctx.ModuleName(module))
}
})
if amod, ok := mod.(AndroidModule); ok {
androidMkModulesList = append(androidMkModulesList, amod)
}
}
transMk := filepath.Join(ctx.Config().(Config).BuildDir(), "Android.mk")
err := translateAndroidMk(ctx, transMk, androidMkModulesList)
if err != nil {
ctx.Errorf(err.Error())
}
ctx.Build(pctx, blueprint.BuildParams{
Rule: blueprint.Phony,
Outputs: []string{transMk},
Optional: true,
})
}
func translateAndroidMk(ctx blueprint.SingletonContext, mkFile string, mods []AndroidModule) error {
buf := &bytes.Buffer{}
io.WriteString(buf, "LOCAL_PATH := $(TOP)\n")
io.WriteString(buf, "LOCAL_MODULE_MAKEFILE := $(lastword $(MAKEFILE_LIST))\n")
for _, mod := range mods {
err := translateAndroidMkModule(ctx, buf, mod)
if err != nil {
os.Remove(mkFile)
return err
}
}
// Don't write to the file if it hasn't changed
if _, err := os.Stat(mkFile); !os.IsNotExist(err) {
if data, err := ioutil.ReadFile(mkFile); err == nil {
matches := buf.Len() == len(data)
if matches {
for i, value := range buf.Bytes() {
if value != data[i] {
matches = false
break
}
}
}
if matches {
return nil
}
}
}
return ioutil.WriteFile(mkFile, buf.Bytes(), 0666)
}
func translateAndroidMkModule(ctx blueprint.SingletonContext, w io.Writer, mod blueprint.Module) error {
if mod != ctx.PrimaryModule(mod) {
// These will be handled by the primary module
return nil
}
name := ctx.ModuleName(mod)
type hostClass struct {
host bool
class string
multilib string
}
type archSrc struct {
arch Arch
src string
extra []string
}
srcs := make(map[hostClass][]archSrc)
var modules []hostClass
ctx.VisitAllModuleVariants(mod, func(m blueprint.Module) {
provider, ok := m.(AndroidMkDataProvider)
if !ok {
return
}
amod := m.(AndroidModule).base()
data := provider.AndroidMk()
arch := amod.commonProperties.CompileArch
prefix := ""
if amod.HostOrDevice() == Host {
if arch.ArchType != ctx.Config().(Config).HostArches[amod.HostType()][0].ArchType {
prefix = "2ND_"
}
} else {
if arch.ArchType != ctx.Config().(Config).DeviceArches[0].ArchType {
prefix = "2ND_"
}
}
if data.Custom != nil {
data.Custom(w, name, prefix)
return
}
hC := hostClass{
host: amod.HostOrDevice() == Host,
class: data.Class,
multilib: amod.commonProperties.Compile_multilib,
}
src := archSrc{
arch: arch,
src: data.OutputFile,
}
if data.Extra != nil {
src.extra = data.Extra(name, prefix, src.src, arch)
}
if srcs[hC] == nil {
modules = append(modules, hC)
}
srcs[hC] = append(srcs[hC], src)
})
for _, hC := range modules {
archSrcs := srcs[hC]
io.WriteString(w, "\ninclude $(CLEAR_VARS)\n")
io.WriteString(w, "LOCAL_MODULE := "+name+"\n")
io.WriteString(w, "LOCAL_MODULE_CLASS := "+hC.class+"\n")
io.WriteString(w, "LOCAL_MULTILIB := "+hC.multilib+"\n")
printed := make(map[string]bool)
for _, src := range archSrcs {
io.WriteString(w, "LOCAL_SRC_FILES_"+src.arch.ArchType.String()+" := "+src.src+"\n")
for _, extra := range src.extra {
if !printed[extra] {
printed[extra] = true
io.WriteString(w, extra+"\n")
}
}
}
if hC.host {
// TODO: this isn't true for every module
io.WriteString(w, "LOCAL_ACP_UNAVAILABLE := true\n")
io.WriteString(w, "LOCAL_IS_HOST_MODULE := true\n")
}
io.WriteString(w, "include $(BUILD_PREBUILT)\n")
}
return nil
}

10
common/arch.go
View File

@ -335,6 +335,7 @@ const (
HostSupported
DeviceSupported
HostAndDeviceSupported
HostAndDeviceDefault
)
type HostOrDevice int
@ -505,16 +506,11 @@ func ArchMutator(mctx AndroidBottomUpMutatorContext) {
return
}
hostArches, deviceArches, err := decodeArchProductVariables(mctx.Config().(Config).ProductVariables)
if err != nil {
mctx.ModuleErrorf("%s", err.Error())
}
moduleArches := []Arch{}
multilib := module.base().commonProperties.Compile_multilib
if module.base().HostSupported() && module.base().HostOrDevice().Host() {
hostModuleArches, err := decodeMultilib(multilib, hostArches[module.base().HostType()])
hostModuleArches, err := decodeMultilib(multilib, mctx.Config().(Config).HostArches[module.base().HostType()])
if err != nil {
mctx.ModuleErrorf("%s", err.Error())
}
@ -523,7 +519,7 @@ func ArchMutator(mctx AndroidBottomUpMutatorContext) {
}
if module.base().DeviceSupported() && module.base().HostOrDevice().Device() {
deviceModuleArches, err := decodeMultilib(multilib, deviceArches)
deviceModuleArches, err := decodeMultilib(multilib, mctx.Config().(Config).DeviceArches)
if err != nil {
mctx.ModuleErrorf("%s", err.Error())
}

19
common/config.go
View File

@ -38,9 +38,11 @@ func (f *FileConfigurableOptions) SetDefaultConfig() {
type Config struct {
*config
dontCreateNinjaFile bool
}
// A config object represents the entire build configuration for Blue.
// A config object represents the entire build configuration for Android.
type config struct {
FileConfigurableOptions
ProductVariables productVariables
@ -48,6 +50,9 @@ type config struct {
ConfigFileName string
ProductVariablesFileName string
DeviceArches []Arch
HostArches map[HostType][]Arch
srcDir string // the path of the root source directory
buildDir string // the path of the build output directory
@ -143,6 +148,14 @@ func NewConfig(srcDir, buildDir string) (Config, error) {
return Config{}, err
}
hostArches, deviceArches, err := decodeArchProductVariables(config.ProductVariables)
if err != nil {
return Config{}, err
}
config.HostArches = hostArches
config.DeviceArches = deviceArches
return config, nil
}
@ -158,6 +171,10 @@ func (c *config) IntermediatesDir() string {
return filepath.Join(c.BuildDir(), ".intermediates")
}
func (c *config) RemoveAbandonedFiles() bool {
return false
}
// PrebuiltOS returns the name of the host OS used in prebuilts directories
func (c *config) PrebuiltOS() string {
switch runtime.GOOS {

21
common/module.go
View File

@ -108,6 +108,7 @@ const (
MultilibBoth Multilib = "both"
MultilibFirst Multilib = "first"
MultilibCommon Multilib = "common"
MultilibDefault Multilib = ""
)
func InitAndroidModule(m AndroidModule,
@ -130,10 +131,13 @@ func InitAndroidArchModule(m AndroidModule, hod HostOrDeviceSupported, defaultMu
base.commonProperties.HostOrDeviceSupported = hod
base.commonProperties.Compile_multilib = string(defaultMultilib)
if hod == HostAndDeviceSupported {
switch hod {
case HostAndDeviceSupported:
// Default to module to device supported, host not supported, can override in module
// properties
base.hostAndDeviceProperties.Device_supported = true
fallthrough
case HostAndDeviceDefault:
propertyStructs = append(propertyStructs, &base.hostAndDeviceProperties)
}
@ -312,7 +316,7 @@ func (a *AndroidModuleBase) generateModuleTarget(ctx blueprint.ModuleContext) {
if len(deps) > 0 {
ctx.Build(pctx, blueprint.BuildParams{
Rule: blueprint.Phony,
Outputs: []string{ctx.ModuleName()},
Outputs: []string{ctx.ModuleName() + "-soong"},
Implicits: deps,
Optional: true,
})
@ -525,15 +529,12 @@ func (c *buildTargetSingleton) GenerateBuildActions(ctx blueprint.SingletonConte
checkbuildDeps := []string{}
dirModules := make(map[string][]string)
hasBPFile := make(map[string]bool)
bpFiles := []string{}
ctx.VisitAllModules(func(module blueprint.Module) {
if a, ok := module.(AndroidModule); ok {
blueprintDir := a.base().blueprintDir
installTarget := a.base().installTarget
checkbuildTarget := a.base().checkbuildTarget
bpFile := ctx.BlueprintFile(module)
if checkbuildTarget != "" {
checkbuildDeps = append(checkbuildDeps, checkbuildTarget)
@ -543,21 +544,15 @@ func (c *buildTargetSingleton) GenerateBuildActions(ctx blueprint.SingletonConte
if installTarget != "" {
dirModules[blueprintDir] = append(dirModules[blueprintDir], installTarget)
}
if !hasBPFile[bpFile] {
hasBPFile[bpFile] = true
bpFiles = append(bpFiles, bpFile)
}
}
})
// Create a top-level checkbuild target that depends on all modules
ctx.Build(pctx, blueprint.BuildParams{
Rule: blueprint.Phony,
Outputs: []string{"checkbuild"},
Outputs: []string{"checkbuild-soong"},
Implicits: checkbuildDeps,
// HACK: checkbuild should be an optional build, but force it enabled for now
//Optional: true,
Optional: true,
})
// Create a mm/<directory> target that depends on all modules in a directory

31
java/androidmk.go Normal file
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@ -0,0 +1,31 @@
// Copyright 2015 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 java
import (
"android/soong/common"
)
func (*JavaLibrary) AndroidMk() (ret common.AndroidMkData) {
ret.Class = "JAVA_LIBRARIES"
// TODO
return
}
func (*JavaPrebuilt) AndroidMk() (ret common.AndroidMkData) {
ret.Class = "JAVA_LIBRARIES"
// TODO
return
}