da63a49338
.sysprop files are intended to be used only with sysprop_library, and we can prevent build error by specifying dependencies upon CreateModule. Bug: 131708148 Test: 1) try building sysprop_library module. Test: 2) see liblog is correctly linked. Change-Id: I702cedc255ee0b6a30c15e474dd6a88d9607b145
139 lines
4 KiB
Go
139 lines
4 KiB
Go
// Copyright (C) 2019 The Android Open Source Project
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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 sysprop
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import (
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"android/soong/android"
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"android/soong/cc"
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"android/soong/java"
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"github.com/google/blueprint"
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"github.com/google/blueprint/proptools"
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)
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type dependencyTag struct {
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blueprint.BaseDependencyTag
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name string
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}
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type syspropLibrary struct {
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java.SdkLibrary
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commonProperties commonProperties
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syspropLibraryProperties syspropLibraryProperties
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}
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type syspropLibraryProperties struct {
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// Determine who owns this sysprop library. Possible values are
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// "Platform", "Vendor", or "Odm"
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Property_owner string
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// list of package names that will be documented and publicized as API
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Api_packages []string
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}
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type commonProperties struct {
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Srcs []string
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Recovery *bool
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Recovery_available *bool
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Vendor_available *bool
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}
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var (
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Bool = proptools.Bool
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syspropCcTag = dependencyTag{name: "syspropCc"}
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)
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func init() {
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android.RegisterModuleType("sysprop_library", syspropLibraryFactory)
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}
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func (m *syspropLibrary) CcModuleName() string {
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return "lib" + m.Name()
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}
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func syspropLibraryFactory() android.Module {
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m := &syspropLibrary{}
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m.AddProperties(
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&m.commonProperties,
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&m.syspropLibraryProperties,
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)
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m.InitSdkLibraryProperties()
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m.SetNoDist()
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android.InitAndroidMultiTargetsArchModule(m, android.DeviceSupported, "common")
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android.AddLoadHook(m, func(ctx android.LoadHookContext) { syspropLibraryHook(ctx, m) })
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android.AddLoadHook(m, func(ctx android.LoadHookContext) { m.SdkLibrary.CreateInternalModules(ctx) })
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return m
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}
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func syspropLibraryHook(ctx android.LoadHookContext, m *syspropLibrary) {
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if len(m.commonProperties.Srcs) == 0 {
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ctx.PropertyErrorf("srcs", "sysprop_library must specify srcs")
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}
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if len(m.syspropLibraryProperties.Api_packages) == 0 {
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ctx.PropertyErrorf("api_packages", "sysprop_library must specify api_packages")
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}
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socSpecific := ctx.SocSpecific()
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deviceSpecific := ctx.DeviceSpecific()
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productSpecific := ctx.ProductSpecific()
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owner := m.syspropLibraryProperties.Property_owner
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switch owner {
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case "Platform":
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// Every partition can access platform-defined properties
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break
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case "Vendor":
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// System can't access vendor's properties
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if !socSpecific && !deviceSpecific && !productSpecific {
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ctx.ModuleErrorf("None of soc_specific, device_specific, product_specific is true. " +
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"System can't access sysprop_library owned by Vendor")
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}
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case "Odm":
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// Only vendor can access Odm-defined properties
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if !socSpecific && !deviceSpecific {
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ctx.ModuleErrorf("Neither soc_speicifc nor device_specific is true. " +
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"Odm-defined properties should be accessed only in Vendor or Odm")
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}
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default:
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ctx.PropertyErrorf("property_owner",
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"Unknown value %s: must be one of Platform, Vendor or Odm", owner)
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}
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ccProps := struct {
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Name *string
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Soc_specific *bool
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Device_specific *bool
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Product_specific *bool
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Sysprop struct {
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Platform *bool
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}
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Header_libs []string
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Shared_libs []string
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}{}
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ccProps.Name = proptools.StringPtr(m.CcModuleName())
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ccProps.Soc_specific = proptools.BoolPtr(socSpecific)
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ccProps.Device_specific = proptools.BoolPtr(deviceSpecific)
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ccProps.Product_specific = proptools.BoolPtr(productSpecific)
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ccProps.Sysprop.Platform = proptools.BoolPtr(owner == "Platform")
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ccProps.Header_libs = []string{"libbase_headers"}
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ccProps.Shared_libs = []string{"liblog"}
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ctx.CreateModule(android.ModuleFactoryAdaptor(cc.LibraryFactory), &m.commonProperties, &ccProps)
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}
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