platform_build_soong/android/variable.go
Colin Cross 1f367bfe8b Add a flag to allow unbundled builds to build SDKs from source
Mainline modules are tightly coupled to the platform, and should
build against the current SDK from source and not prebuilts. Add
a flag UNBUNDLED_BUILD_SDKS_FROM_SOURCE to specify that a
TARGET_BUILD_APPS build should build the current SDK instead of
using the prebuilts.

Bug: 121194841
Bug: 121231426
Test: no change to out/build-aosp_sailfish.ninja
Test: forrest unbundled build
Test: forrest master apps build
Test: forrest mainline modules build
Change-Id: I45a40a335483dae2fe192721df9b31bdbab97ee5
2018-12-18 22:46:24 -08:00

450 lines
14 KiB
Go

// 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 android
import (
"fmt"
"reflect"
"runtime"
"strings"
"github.com/google/blueprint/proptools"
)
func init() {
PreDepsMutators(func(ctx RegisterMutatorsContext) {
ctx.BottomUp("variable", variableMutator).Parallel()
})
}
type variableProperties struct {
Product_variables struct {
Platform_sdk_version struct {
Asflags []string
Cflags []string
}
// unbundled_build is a catch-all property to annotate modules that don't build in one or
// more unbundled branches, usually due to dependencies missing from the manifest.
Unbundled_build struct {
Enabled *bool `android:"arch_variant"`
} `android:"arch_variant"`
Malloc_not_svelte struct {
Cflags []string `android:"arch_variant"`
} `android:"arch_variant"`
Safestack struct {
Cflags []string `android:"arch_variant"`
} `android:"arch_variant"`
Binder32bit struct {
Cflags []string
}
Override_rs_driver struct {
Cflags []string
}
// Product_is_iot is true for Android Things devices.
Product_is_iot struct {
Cflags []string
Enabled bool
Exclude_srcs []string
Init_rc []string
Shared_libs []string
Srcs []string
Static_libs []string
}
// treble_linker_namespaces is true when the system/vendor linker namespace separation is
// enabled.
Treble_linker_namespaces struct {
Cflags []string
}
// enforce_vintf_manifest is true when a device is required to have a vintf manifest.
Enforce_vintf_manifest struct {
Cflags []string
}
// debuggable is true for eng and userdebug builds, and can be used to turn on additional
// debugging features that don't significantly impact runtime behavior. userdebug builds
// are used for dogfooding and performance testing, and should be as similar to user builds
// as possible.
Debuggable struct {
Cflags []string
Cppflags []string
Init_rc []string
}
// eng is true for -eng builds, and can be used to turn on additionaly heavyweight debugging
// features.
Eng struct {
Cflags []string
Cppflags []string
Lto struct {
Never *bool
}
Sanitize struct {
Address *bool
}
}
Pdk struct {
Enabled *bool `android:"arch_variant"`
} `android:"arch_variant"`
Uml struct {
Cppflags []string
}
Use_lmkd_stats_log struct {
Cflags []string
}
Arc struct {
Cflags []string
Exclude_srcs []string
Include_dirs []string
Shared_libs []string
Static_libs []string
Srcs []string
}
} `android:"arch_variant"`
}
var zeroProductVariables variableProperties
type productVariables struct {
// Suffix to add to generated Makefiles
Make_suffix *string `json:",omitempty"`
BuildId *string `json:",omitempty"`
BuildNumberFromFile *string `json:",omitempty"`
DateFromFile *string `json:",omitempty"`
Platform_version_name *string `json:",omitempty"`
Platform_sdk_version *int `json:",omitempty"`
Platform_sdk_codename *string `json:",omitempty"`
Platform_sdk_final *bool `json:",omitempty"`
Platform_version_active_codenames []string `json:",omitempty"`
Platform_version_future_codenames []string `json:",omitempty"`
Platform_vndk_version *string `json:",omitempty"`
Platform_systemsdk_versions []string `json:",omitempty"`
DeviceName *string `json:",omitempty"`
DeviceArch *string `json:",omitempty"`
DeviceArchVariant *string `json:",omitempty"`
DeviceCpuVariant *string `json:",omitempty"`
DeviceAbi *[]string `json:",omitempty"`
DeviceVndkVersion *string `json:",omitempty"`
DeviceSystemSdkVersions *[]string `json:",omitempty"`
DeviceSecondaryArch *string `json:",omitempty"`
DeviceSecondaryArchVariant *string `json:",omitempty"`
DeviceSecondaryCpuVariant *string `json:",omitempty"`
DeviceSecondaryAbi *[]string `json:",omitempty"`
HostArch *string `json:",omitempty"`
HostSecondaryArch *string `json:",omitempty"`
CrossHost *string `json:",omitempty"`
CrossHostArch *string `json:",omitempty"`
CrossHostSecondaryArch *string `json:",omitempty"`
ResourceOverlays *[]string `json:",omitempty"`
EnforceRROTargets *[]string `json:",omitempty"`
EnforceRROExcludedOverlays *[]string `json:",omitempty"`
AAPTCharacteristics *string `json:",omitempty"`
AAPTConfig *[]string `json:",omitempty"`
AAPTPreferredConfig *string `json:",omitempty"`
AAPTPrebuiltDPI *[]string `json:",omitempty"`
DefaultAppCertificate *string `json:",omitempty"`
AppsDefaultVersionName *string `json:",omitempty"`
Allow_missing_dependencies *bool `json:",omitempty"`
Unbundled_build *bool `json:",omitempty"`
Unbundled_build_sdks_from_source *bool `json:",omitempty"`
Malloc_not_svelte *bool `json:",omitempty"`
Safestack *bool `json:",omitempty"`
HostStaticBinaries *bool `json:",omitempty"`
Binder32bit *bool `json:",omitempty"`
UseGoma *bool `json:",omitempty"`
Debuggable *bool `json:",omitempty"`
Eng *bool `json:",omitempty"`
Treble_linker_namespaces *bool `json:",omitempty"`
Enforce_vintf_manifest *bool `json:",omitempty"`
Pdk *bool `json:",omitempty"`
Uml *bool `json:",omitempty"`
Use_lmkd_stats_log *bool `json:",omitempty"`
Arc *bool `json:",omitempty"`
MinimizeJavaDebugInfo *bool `json:",omitempty"`
UncompressPrivAppDex *bool `json:",omitempty"`
ModulesLoadedByPrivilegedModules []string `json:",omitempty"`
DisableDexPreopt *bool `json:",omitempty"`
DisableDexPreoptModules []string `json:",omitempty"`
DexPreoptProfileDir *string `json:",omitempty"`
IntegerOverflowExcludePaths *[]string `json:",omitempty"`
EnableCFI *bool `json:",omitempty"`
CFIExcludePaths *[]string `json:",omitempty"`
CFIIncludePaths *[]string `json:",omitempty"`
EnableXOM *bool `json:",omitempty"`
XOMExcludePaths *[]string `json:",omitempty"`
VendorPath *string `json:",omitempty"`
OdmPath *string `json:",omitempty"`
ProductPath *string `json:",omitempty"`
ProductServicesPath *string `json:",omitempty"`
ClangTidy *bool `json:",omitempty"`
TidyChecks *string `json:",omitempty"`
NativeCoverage *bool `json:",omitempty"`
CoveragePaths *[]string `json:",omitempty"`
CoverageExcludePaths *[]string `json:",omitempty"`
DevicePrefer32BitApps *bool `json:",omitempty"`
DevicePrefer32BitExecutables *bool `json:",omitempty"`
HostPrefer32BitExecutables *bool `json:",omitempty"`
SanitizeHost []string `json:",omitempty"`
SanitizeDevice []string `json:",omitempty"`
SanitizeDeviceDiag []string `json:",omitempty"`
SanitizeDeviceArch []string `json:",omitempty"`
ArtUseReadBarrier *bool `json:",omitempty"`
BtConfigIncludeDir *string `json:",omitempty"`
Override_rs_driver *string `json:",omitempty"`
Product_is_iot *bool `json:",omitempty"`
DeviceKernelHeaders []string `json:",omitempty"`
ExtraVndkVersions []string `json:",omitempty"`
NamespacesToExport []string `json:",omitempty"`
PgoAdditionalProfileDirs []string `json:",omitempty"`
BoardVendorSepolicyDirs []string `json:",omitempty"`
BoardOdmSepolicyDirs []string `json:",omitempty"`
BoardPlatPublicSepolicyDirs []string `json:",omitempty"`
BoardPlatPrivateSepolicyDirs []string `json:",omitempty"`
VendorVars map[string]map[string]string `json:",omitempty"`
Ndk_abis *bool `json:",omitempty"`
Exclude_draft_ndk_apis *bool `json:",omitempty"`
FlattenApex *bool `json:",omitempty"`
DexpreoptGlobalConfig *string `json:",omitempty"`
}
func boolPtr(v bool) *bool {
return &v
}
func intPtr(v int) *int {
return &v
}
func stringPtr(v string) *string {
return &v
}
func (v *productVariables) SetDefaultConfig() {
*v = productVariables{
Platform_sdk_version: intPtr(26),
Platform_version_active_codenames: []string{"P"},
Platform_version_future_codenames: []string{"P"},
HostArch: stringPtr("x86_64"),
HostSecondaryArch: stringPtr("x86"),
DeviceName: stringPtr("generic_arm64"),
DeviceArch: stringPtr("arm64"),
DeviceArchVariant: stringPtr("armv8-a"),
DeviceCpuVariant: stringPtr("generic"),
DeviceAbi: &[]string{"arm64-v8a"},
DeviceSecondaryArch: stringPtr("arm"),
DeviceSecondaryArchVariant: stringPtr("armv8-a"),
DeviceSecondaryCpuVariant: stringPtr("generic"),
DeviceSecondaryAbi: &[]string{"armeabi-v7a", "armeabi"},
AAPTConfig: &[]string{"normal", "large", "xlarge", "hdpi", "xhdpi", "xxhdpi"},
AAPTPreferredConfig: stringPtr("xhdpi"),
AAPTCharacteristics: stringPtr("nosdcard"),
AAPTPrebuiltDPI: &[]string{"xhdpi", "xxhdpi"},
Malloc_not_svelte: boolPtr(true),
Safestack: boolPtr(false),
}
if runtime.GOOS == "linux" {
v.CrossHost = stringPtr("windows")
v.CrossHostArch = stringPtr("x86")
v.CrossHostSecondaryArch = stringPtr("x86_64")
}
}
func variableMutator(mctx BottomUpMutatorContext) {
var module Module
var ok bool
if module, ok = mctx.Module().(Module); !ok {
return
}
// TODO: depend on config variable, create variants, propagate variants up tree
a := module.base()
variableValues := reflect.ValueOf(&a.variableProperties.Product_variables).Elem()
zeroValues := reflect.ValueOf(zeroProductVariables.Product_variables)
for i := 0; i < variableValues.NumField(); i++ {
variableValue := variableValues.Field(i)
zeroValue := zeroValues.Field(i)
name := variableValues.Type().Field(i).Name
property := "product_variables." + proptools.PropertyNameForField(name)
// Check that the variable was set for the product
val := reflect.ValueOf(mctx.Config().productVariables).FieldByName(name)
if !val.IsValid() || val.Kind() != reflect.Ptr || val.IsNil() {
continue
}
val = val.Elem()
// For bools, check that the value is true
if val.Kind() == reflect.Bool && val.Bool() == false {
continue
}
// Check if any properties were set for the module
if reflect.DeepEqual(variableValue.Interface(), zeroValue.Interface()) {
continue
}
a.setVariableProperties(mctx, property, variableValue, val.Interface())
}
}
func (a *ModuleBase) setVariableProperties(ctx BottomUpMutatorContext,
prefix string, productVariablePropertyValue reflect.Value, variableValue interface{}) {
printfIntoProperties(ctx, prefix, productVariablePropertyValue, variableValue)
err := proptools.AppendMatchingProperties(a.generalProperties,
productVariablePropertyValue.Addr().Interface(), nil)
if err != nil {
if propertyErr, ok := err.(*proptools.ExtendPropertyError); ok {
ctx.PropertyErrorf(propertyErr.Property, "%s", propertyErr.Err.Error())
} else {
panic(err)
}
}
}
func printfIntoPropertiesError(ctx BottomUpMutatorContext, prefix string,
productVariablePropertyValue reflect.Value, i int, err error) {
field := productVariablePropertyValue.Type().Field(i).Name
property := prefix + "." + proptools.PropertyNameForField(field)
ctx.PropertyErrorf(property, "%s", err)
}
func printfIntoProperties(ctx BottomUpMutatorContext, prefix string,
productVariablePropertyValue reflect.Value, variableValue interface{}) {
for i := 0; i < productVariablePropertyValue.NumField(); i++ {
propertyValue := productVariablePropertyValue.Field(i)
kind := propertyValue.Kind()
if kind == reflect.Ptr {
if propertyValue.IsNil() {
continue
}
propertyValue = propertyValue.Elem()
}
switch propertyValue.Kind() {
case reflect.String:
err := printfIntoProperty(propertyValue, variableValue)
if err != nil {
printfIntoPropertiesError(ctx, prefix, productVariablePropertyValue, i, err)
}
case reflect.Slice:
for j := 0; j < propertyValue.Len(); j++ {
err := printfIntoProperty(propertyValue.Index(j), variableValue)
if err != nil {
printfIntoPropertiesError(ctx, prefix, productVariablePropertyValue, i, err)
}
}
case reflect.Bool:
// Nothing
case reflect.Struct:
printfIntoProperties(ctx, prefix, propertyValue, variableValue)
default:
panic(fmt.Errorf("unsupported field kind %q", propertyValue.Kind()))
}
}
}
func printfIntoProperty(propertyValue reflect.Value, variableValue interface{}) error {
s := propertyValue.String()
count := strings.Count(s, "%")
if count == 0 {
return nil
}
if count > 1 {
return fmt.Errorf("product variable properties only support a single '%%'")
}
if strings.Contains(s, "%d") {
switch v := variableValue.(type) {
case int:
// Nothing
case bool:
if v {
variableValue = 1
} else {
variableValue = 0
}
default:
return fmt.Errorf("unsupported type %T for %%d", variableValue)
}
} else if strings.Contains(s, "%s") {
switch variableValue.(type) {
case string:
// Nothing
default:
return fmt.Errorf("unsupported type %T for %%s", variableValue)
}
} else {
return fmt.Errorf("unsupported %% in product variable property")
}
propertyValue.Set(reflect.ValueOf(fmt.Sprintf(s, variableValue)))
return nil
}