265 lines
7.6 KiB
Go
265 lines
7.6 KiB
Go
// Copyright 2015 Google Inc. All rights reserved.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package android
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import (
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"fmt"
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"reflect"
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"runtime"
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"strings"
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"github.com/google/blueprint/proptools"
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)
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func init() {
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PreDepsMutators(func(ctx RegisterMutatorsContext) {
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ctx.BottomUp("variable", variableMutator).Parallel()
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})
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}
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type variableProperties struct {
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Product_variables struct {
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Platform_sdk_version struct {
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Asflags []string
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}
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// unbundled_build is a catch-all property to annotate modules that don't build in one or
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// more unbundled branches, usually due to dependencies missing from the manifest.
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Unbundled_build struct {
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Enabled *bool `android:"arch_variant"`
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} `android:"arch_variant"`
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Brillo struct {
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Cflags []string
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Version_script *string `android:"arch_variant"`
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} `android:"arch_variant"`
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Malloc_not_svelte struct {
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Cflags []string
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}
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Safestack struct {
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Cflags []string `android:"arch_variant"`
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} `android:"arch_variant"`
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Cpusets struct {
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Cflags []string
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}
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Schedboost struct {
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Cflags []string
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}
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Binder32bit struct {
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Cflags []string
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}
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Debuggable struct {
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Cflags []string
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Cppflags []string
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}
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} `android:"arch_variant"`
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}
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var zeroProductVariables variableProperties
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type productVariables struct {
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// Suffix to add to generated Makefiles
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Make_suffix *string `json:",omitempty"`
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Platform_sdk_version *int `json:",omitempty"`
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DeviceName *string `json:",omitempty"`
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DeviceArch *string `json:",omitempty"`
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DeviceArchVariant *string `json:",omitempty"`
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DeviceCpuVariant *string `json:",omitempty"`
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DeviceAbi *[]string `json:",omitempty"`
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DeviceUsesClang *bool `json:",omitempty"`
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DeviceSecondaryArch *string `json:",omitempty"`
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DeviceSecondaryArchVariant *string `json:",omitempty"`
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DeviceSecondaryCpuVariant *string `json:",omitempty"`
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DeviceSecondaryAbi *[]string `json:",omitempty"`
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HostArch *string `json:",omitempty"`
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HostSecondaryArch *string `json:",omitempty"`
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CrossHost *string `json:",omitempty"`
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CrossHostArch *string `json:",omitempty"`
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CrossHostSecondaryArch *string `json:",omitempty"`
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Allow_missing_dependencies *bool `json:",omitempty"`
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Unbundled_build *bool `json:",omitempty"`
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Brillo *bool `json:",omitempty"`
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Malloc_not_svelte *bool `json:",omitempty"`
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Safestack *bool `json:",omitempty"`
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HostStaticBinaries *bool `json:",omitempty"`
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Cpusets *bool `json:",omitempty"`
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Schedboost *bool `json:",omitempty"`
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Binder32bit *bool `json:",omitempty"`
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UseGoma *bool `json:",omitempty"`
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Debuggable *bool `json:",omitempty"`
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ClangTidy *bool `json:",omitempty"`
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TidyChecks *string `json:",omitempty"`
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DevicePrefer32BitExecutables *bool `json:",omitempty"`
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HostPrefer32BitExecutables *bool `json:",omitempty"`
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SanitizeHost []string `json:",omitempty"`
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SanitizeDevice []string `json:",omitempty"`
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SanitizeDeviceArch []string `json:",omitempty"`
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}
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func boolPtr(v bool) *bool {
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return &v
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}
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func intPtr(v int) *int {
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return &v
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}
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func stringPtr(v string) *string {
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return &v
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}
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func (v *productVariables) SetDefaultConfig() {
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*v = productVariables{
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Platform_sdk_version: intPtr(23),
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HostArch: stringPtr("x86_64"),
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HostSecondaryArch: stringPtr("x86"),
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DeviceName: stringPtr("flounder"),
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DeviceArch: stringPtr("arm64"),
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DeviceArchVariant: stringPtr("armv8-a"),
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DeviceCpuVariant: stringPtr("denver64"),
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DeviceAbi: &[]string{"arm64-v8a"},
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DeviceUsesClang: boolPtr(true),
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DeviceSecondaryArch: stringPtr("arm"),
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DeviceSecondaryArchVariant: stringPtr("armv7-a-neon"),
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DeviceSecondaryCpuVariant: stringPtr("denver"),
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DeviceSecondaryAbi: &[]string{"armeabi-v7a"},
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Malloc_not_svelte: boolPtr(false),
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Safestack: boolPtr(false),
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}
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if runtime.GOOS == "linux" {
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v.CrossHost = stringPtr("windows")
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v.CrossHostArch = stringPtr("x86")
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v.CrossHostSecondaryArch = stringPtr("x86_64")
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}
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}
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func variableMutator(mctx BottomUpMutatorContext) {
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var module Module
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var ok bool
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if module, ok = mctx.Module().(Module); !ok {
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return
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}
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// TODO: depend on config variable, create variants, propagate variants up tree
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a := module.base()
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variableValues := reflect.ValueOf(&a.variableProperties.Product_variables).Elem()
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zeroValues := reflect.ValueOf(zeroProductVariables.Product_variables)
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for i := 0; i < variableValues.NumField(); i++ {
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variableValue := variableValues.Field(i)
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zeroValue := zeroValues.Field(i)
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name := variableValues.Type().Field(i).Name
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property := "product_variables." + proptools.PropertyNameForField(name)
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// Check that the variable was set for the product
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val := reflect.ValueOf(mctx.Config().(Config).ProductVariables).FieldByName(name)
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if !val.IsValid() || val.Kind() != reflect.Ptr || val.IsNil() {
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continue
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}
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val = val.Elem()
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// For bools, check that the value is true
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if val.Kind() == reflect.Bool && val.Bool() == false {
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continue
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}
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// Check if any properties were set for the module
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if reflect.DeepEqual(variableValue.Interface(), zeroValue.Interface()) {
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continue
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}
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a.setVariableProperties(mctx, property, variableValue, val.Interface())
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}
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}
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func (a *ModuleBase) setVariableProperties(ctx BottomUpMutatorContext,
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prefix string, productVariablePropertyValue reflect.Value, variableValue interface{}) {
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printfIntoProperties(productVariablePropertyValue, variableValue)
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err := proptools.AppendMatchingProperties(a.generalProperties,
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productVariablePropertyValue.Addr().Interface(), nil)
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if err != nil {
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if propertyErr, ok := err.(*proptools.ExtendPropertyError); ok {
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ctx.PropertyErrorf(propertyErr.Property, "%s", propertyErr.Err.Error())
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} else {
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panic(err)
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}
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}
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}
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func printfIntoProperties(productVariablePropertyValue reflect.Value, variableValue interface{}) {
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for i := 0; i < productVariablePropertyValue.NumField(); i++ {
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propertyValue := productVariablePropertyValue.Field(i)
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kind := propertyValue.Kind()
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if kind == reflect.Ptr {
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if propertyValue.IsNil() {
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continue
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}
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propertyValue = propertyValue.Elem()
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}
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switch propertyValue.Kind() {
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case reflect.String:
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printfIntoProperty(propertyValue, variableValue)
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case reflect.Slice:
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for j := 0; j < propertyValue.Len(); j++ {
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printfIntoProperty(propertyValue.Index(j), variableValue)
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}
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case reflect.Bool:
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// Nothing
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case reflect.Struct:
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printfIntoProperties(propertyValue, variableValue)
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default:
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panic(fmt.Errorf("unsupported field kind %q", propertyValue.Kind()))
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}
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}
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}
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func printfIntoProperty(propertyValue reflect.Value, variableValue interface{}) {
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s := propertyValue.String()
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// For now, we only support int formats
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var i int
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if strings.Contains(s, "%d") {
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switch v := variableValue.(type) {
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case int:
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i = v
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case bool:
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if v {
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i = 1
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}
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default:
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panic(fmt.Errorf("unsupported type %T", variableValue))
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}
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propertyValue.Set(reflect.ValueOf(fmt.Sprintf(s, i)))
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}
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}
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