a7bc8ad0b9
When an APEX is built with uses_sdks, any depedndency from the APEX to the outside of the APEX should be from the SDKs that the APEX is built against. Bug: 138182343 Test: m Change-Id: I1c2ffe8d28ccf648d928ea59652c2d0070bf10eb
150 lines
4.2 KiB
Go
150 lines
4.2 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 android
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import (
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"strings"
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"github.com/google/blueprint/proptools"
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)
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// SdkAware is the interface that must be supported by any module to become a member of SDK or to be
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// built with SDK
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type SdkAware interface {
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Module
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sdkBase() *SdkBase
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MakeMemberOf(sdk SdkRef)
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IsInAnySdk() bool
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ContainingSdk() SdkRef
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MemberName() string
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BuildWithSdks(sdks SdkRefs)
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RequiredSdks() SdkRefs
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}
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// SdkRef refers to a version of an SDK
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type SdkRef struct {
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Name string
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Version string
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}
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// Unversioned determines if the SdkRef is referencing to the unversioned SDK module
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func (s SdkRef) Unversioned() bool {
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return s.Version == ""
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}
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// String returns string representation of this SdkRef for debugging purpose
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func (s SdkRef) String() string {
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if s.Name == "" {
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return "(No Sdk)"
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}
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if s.Unversioned() {
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return s.Name
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}
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return s.Name + string(SdkVersionSeparator) + s.Version
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}
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// SdkVersionSeparator is a character used to separate an sdk name and its version
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const SdkVersionSeparator = '@'
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// ParseSdkRef parses a `name@version` style string into a corresponding SdkRef struct
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func ParseSdkRef(ctx BaseModuleContext, str string, property string) SdkRef {
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tokens := strings.Split(str, string(SdkVersionSeparator))
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if len(tokens) < 1 || len(tokens) > 2 {
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ctx.PropertyErrorf(property, "%q does not follow name#version syntax", str)
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return SdkRef{Name: "invalid sdk name", Version: "invalid sdk version"}
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}
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name := tokens[0]
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var version string
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if len(tokens) == 2 {
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version = tokens[1]
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}
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return SdkRef{Name: name, Version: version}
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}
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type SdkRefs []SdkRef
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// Contains tells if the given SdkRef is in this list of SdkRef's
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func (refs SdkRefs) Contains(s SdkRef) bool {
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for _, r := range refs {
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if r == s {
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return true
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}
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}
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return false
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}
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type sdkProperties struct {
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// The SDK that this module is a member of. nil if it is not a member of any SDK
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ContainingSdk *SdkRef `blueprint:"mutated"`
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// The list of SDK names and versions that are used to build this module
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RequiredSdks SdkRefs `blueprint:"mutated"`
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// Name of the module that this sdk member is representing
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Sdk_member_name *string
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}
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// SdkBase is a struct that is expected to be included in module types to implement the SdkAware
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// interface. InitSdkAwareModule should be called to initialize this struct.
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type SdkBase struct {
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properties sdkProperties
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}
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func (s *SdkBase) sdkBase() *SdkBase {
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return s
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}
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// MakeMemberOf sets this module to be a member of a specific SDK
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func (s *SdkBase) MakeMemberOf(sdk SdkRef) {
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s.properties.ContainingSdk = &sdk
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}
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// IsInAnySdk returns true if this module is a member of any SDK
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func (s *SdkBase) IsInAnySdk() bool {
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return s.properties.ContainingSdk != nil
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}
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// ContainingSdk returns the SDK that this module is a member of
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func (s *SdkBase) ContainingSdk() SdkRef {
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if s.properties.ContainingSdk != nil {
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return *s.properties.ContainingSdk
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}
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return SdkRef{Name: "", Version: ""}
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}
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// MemberName returns the name of the module that this SDK member is overriding
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func (s *SdkBase) MemberName() string {
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return proptools.String(s.properties.Sdk_member_name)
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}
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// BuildWithSdks is used to mark that this module has to be built with the given SDK(s).
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func (s *SdkBase) BuildWithSdks(sdks SdkRefs) {
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s.properties.RequiredSdks = sdks
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}
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// RequiredSdks returns the SDK(s) that this module has to be built with
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func (s *SdkBase) RequiredSdks() SdkRefs {
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return s.properties.RequiredSdks
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}
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// InitSdkAwareModule initializes the SdkBase struct. This must be called by all modules including
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// SdkBase.
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func InitSdkAwareModule(m SdkAware) {
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base := m.sdkBase()
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m.AddProperties(&base.properties)
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}
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