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// Copyright 2017 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"
"android/soong/android"
"android/soong/genrule"
"android/soong/snapshot"
)
func init() {
android.RegisterModuleType("cc_genrule", GenRuleFactory)
}
type GenruleExtraProperties struct {
Vendor_available *bool
Odm_available *bool
Product_available *bool
Ramdisk_available *bool
Vendor_ramdisk_available *bool
Recovery_available *bool
Sdk_version *string
}
// cc_genrule is a genrule that can depend on other cc_* objects.
// The cmd may be run multiple times, once for each of the different arch/etc
// variations. The following environment variables will be set when the command
// execute:
//
// CC_ARCH the name of the architecture the command is being executed for
//
// CC_MULTILIB "lib32" if the architecture the command is being executed for is 32-bit,
// "lib64" if it is 64-bit.
//
// CC_NATIVE_BRIDGE the name of the subdirectory that native bridge libraries are stored in if
// the architecture has native bridge enabled, empty if it is disabled.
//
// CC_OS the name of the OS the command is being executed for.
func GenRuleFactory() android.Module {
module := genrule.NewGenRule()
extra := &GenruleExtraProperties{}
module.Extra = extra
module.ImageInterface = extra
module.CmdModifier = genruleCmdModifier
module.AddProperties(module.Extra)
android.InitAndroidArchModule(module, android.HostAndDeviceSupported, android.MultilibBoth)
android.InitApexModule(module)
android.InitBazelModule(module)
return module
}
func genruleCmdModifier(ctx android.ModuleContext, cmd string) string {
target := ctx.Target()
arch := target.Arch.ArchType
osName := target.Os.Name
return fmt.Sprintf("CC_ARCH=%s CC_NATIVE_BRIDGE=%s CC_MULTILIB=%s CC_OS=%s && %s",
arch.Name, target.NativeBridgeRelativePath, arch.Multilib, osName, cmd)
}
var _ android.ImageInterface = (*GenruleExtraProperties)(nil)
func (g *GenruleExtraProperties) ImageMutatorBegin(ctx android.BaseModuleContext) {}
func (g *GenruleExtraProperties) CoreVariantNeeded(ctx android.BaseModuleContext) bool {
if ctx.DeviceConfig().VndkVersion() == "" {
return true
}
if ctx.DeviceConfig().ProductVndkVersion() != "" && ctx.ProductSpecific() {
return false
}
return !(ctx.SocSpecific() || ctx.DeviceSpecific())
}
func (g *GenruleExtraProperties) RamdiskVariantNeeded(ctx android.BaseModuleContext) bool {
return Bool(g.Ramdisk_available)
}
func (g *GenruleExtraProperties) VendorRamdiskVariantNeeded(ctx android.BaseModuleContext) bool {
return Bool(g.Vendor_ramdisk_available)
}
func (g *GenruleExtraProperties) DebugRamdiskVariantNeeded(ctx android.BaseModuleContext) bool {
return false
}
func (g *GenruleExtraProperties) RecoveryVariantNeeded(ctx android.BaseModuleContext) bool {
// If the build is using a snapshot, the recovery variant under AOSP directories
// is not needed.
recoverySnapshotVersion := ctx.DeviceConfig().RecoverySnapshotVersion()
if recoverySnapshotVersion != "current" && recoverySnapshotVersion != "" &&
!snapshot.IsRecoveryProprietaryModule(ctx) {
return false
} else {
return Bool(g.Recovery_available)
}
}
func (g *GenruleExtraProperties) ExtraImageVariations(ctx android.BaseModuleContext) []string {
if ctx.DeviceConfig().VndkVersion() == "" {
return nil
}
var variants []string
if Bool(g.Vendor_available) || Bool(g.Odm_available) || ctx.SocSpecific() || ctx.DeviceSpecific() {
vndkVersion := ctx.DeviceConfig().VndkVersion()
// If vndkVersion is current, we can always use PlatformVndkVersion.
// If not, we assume modules under proprietary paths are compatible for
// BOARD_VNDK_VERSION. The other modules are regarded as AOSP, that is
// PLATFORM_VNDK_VERSION.
if vndkVersion == "current" || !snapshot.IsVendorProprietaryModule(ctx) {
variants = append(variants, VendorVariationPrefix+ctx.DeviceConfig().PlatformVndkVersion())
} else {
variants = append(variants, VendorVariationPrefix+vndkVersion)
}
}
if ctx.DeviceConfig().ProductVndkVersion() == "" {
return variants
}
if Bool(g.Product_available) || ctx.ProductSpecific() {
variants = append(variants, ProductVariationPrefix+ctx.DeviceConfig().PlatformVndkVersion())
if vndkVersion := ctx.DeviceConfig().ProductVndkVersion(); vndkVersion != "current" {
variants = append(variants, ProductVariationPrefix+vndkVersion)
}
}
return variants
}
func (g *GenruleExtraProperties) SetImageVariation(ctx android.BaseModuleContext, variation string, module android.Module) {
}