Export depsInfo into android package. (872a144d) · Commits · e / os / android_build_soong

android/apex.go

+50 −0

Original line number	Diff line number	Diff line
		@@ -18,6 +18,7 @@ import (
		"fmt"
		"sort"
		"strconv"
		"strings"
		"sync"

		"github.com/google/blueprint"
		@@ -403,3 +404,52 @@ func InitApexModule(m ApexModule) {

		m.AddProperties(&base.ApexProperties)
		}

		// A dependency info for a single ApexModule, either direct or transitive.
		type ApexModuleDepInfo struct {
		// Name of the dependency
		To string
		// List of dependencies To belongs to. Includes APEX itself, if a direct dependency.
		From []string
		// Whether the dependency belongs to the final compiled APEX.
		IsExternal bool
		}

		// A map of a dependency name to its ApexModuleDepInfo
		type DepNameToDepInfoMap map[string]ApexModuleDepInfo

		type ApexBundleDepsInfo struct {
		fullListPath OutputPath
		}

		type ApexDepsInfoIntf interface {
		FullListPath() Path
		}

		func (d *ApexBundleDepsInfo) FullListPath() Path {
		return d.fullListPath
		}

		var _ ApexDepsInfoIntf = (*ApexBundleDepsInfo)(nil)

		func (d *ApexBundleDepsInfo) BuildDepsInfoLists(ctx ModuleContext, depInfos DepNameToDepInfoMap) {
		var content strings.Builder
		for _, key := range FirstUniqueStrings(SortedStringKeys(depInfos)) {
		info := depInfos[key]
		toName := info.To
		if info.IsExternal {
		toName = toName + " (external)"
		}
		fmt.Fprintf(&content, "%s <- %s\\n", toName, strings.Join(SortedUniqueStrings(info.From), ", "))
		}

		d.fullListPath = PathForModuleOut(ctx, "depsinfo", "fulllist.txt").OutputPath
		ctx.Build(pctx, BuildParams{
		Rule: WriteFile,
		Description: "Full Dependency Info",
		Output: d.fullListPath,
		Args: map[string]string{
		"content": content.String(),
		},
		})
		}

apex/apex.go

+1 −37

Original line number	Diff line number	Diff line
		@@ -1276,12 +1276,6 @@ func (af *apexFile) AvailableToPlatform() bool {
		return false
		}

		type depInfo struct {
		to string
		from []string
		isExternal bool
		}

		type apexBundle struct {
		android.ModuleBase
		android.DefaultableModuleBase
		@@ -1316,7 +1310,7 @@ type apexBundle struct {
		requiredDeps []string

		// list of module names that this APEX is including (to be shown via *-deps-info target)
		depInfos map[string]depInfo
		android.ApexBundleDepsInfo

		testApex bool
		vndkApex bool
		@@ -1890,35 +1884,6 @@ func (a *apexBundle) checkUpdatable(ctx android.ModuleContext) {
		}
		}

		// Collects the list of module names that directly or indirectly contributes to the payload of this APEX
		func (a *apexBundle) collectDepsInfo(ctx android.ModuleContext) {
		a.depInfos = make(map[string]depInfo)
		a.walkPayloadDeps(ctx, func(ctx android.ModuleContext, from blueprint.Module, to android.ApexModule, externalDep bool) bool {
		if from.Name() == to.Name() {
		// This can happen for cc.reuseObjTag. We are not interested in tracking this.
		// As soon as the dependency graph crosses the APEX boundary, don't go further.
		return !externalDep
		}

		if info, exists := a.depInfos[to.Name()]; exists {
		if !android.InList(from.Name(), info.from) {
		info.from = append(info.from, from.Name())
		}
		info.isExternal = info.isExternal && externalDep
		a.depInfos[to.Name()] = info
		} else {
		a.depInfos[to.Name()] = depInfo{
		to: to.Name(),
		from: []string{from.Name()},
		isExternal: externalDep,
		}
		}

		// As soon as the dependency graph crosses the APEX boundary, don't go further.
		return !externalDep
		})
		}

		func (a *apexBundle) GenerateAndroidBuildActions(ctx android.ModuleContext) {
		buildFlattenedAsDefault := ctx.Config().FlattenApex() && !ctx.Config().UnbundledBuild()
		switch a.properties.ApexType {
		@@ -1956,7 +1921,6 @@ func (a *apexBundle) GenerateAndroidBuildActions(ctx android.ModuleContext) {

		a.checkApexAvailability(ctx)
		a.checkUpdatable(ctx)
		a.collectDepsInfo(ctx)

		handleSpecialLibs := !android.Bool(a.properties.Ignore_system_library_special_case)

apex/apex_test.go

+2 −2

Original line number	Diff line number	Diff line
		@@ -504,7 +504,7 @@ func TestBasicApex(t *testing.T) {
		ensureListContains(t, noticeInputs, "custom_notice")
		ensureListContains(t, noticeInputs, "custom_notice_for_static_lib")

		depsInfo := strings.Split(ctx.ModuleForTests("myapex", "android_common_myapex_image").Output("myapex-deps-info.txt").Args["content"], "\\n")
		depsInfo := strings.Split(ctx.ModuleForTests("myapex", "android_common_myapex_image").Output("depsinfo/fulllist.txt").Args["content"], "\\n")
		ensureListContains(t, depsInfo, "myjar <- myapex")
		ensureListContains(t, depsInfo, "mylib <- myapex")
		ensureListContains(t, depsInfo, "mylib2 <- mylib")
		@@ -818,7 +818,7 @@ func TestApexWithExplicitStubsDependency(t *testing.T) {
		// Ensure that libfoo stubs is not linking to libbar (since it is a stubs)
		ensureNotContains(t, libFooStubsLdFlags, "libbar.so")

		depsInfo := strings.Split(ctx.ModuleForTests("myapex2", "android_common_myapex2_image").Output("myapex2-deps-info.txt").Args["content"], "\\n")
		depsInfo := strings.Split(ctx.ModuleForTests("myapex2", "android_common_myapex2_image").Output("depsinfo/fulllist.txt").Args["content"], "\\n")

		ensureListContains(t, depsInfo, "mylib <- myapex2")
		ensureListContains(t, depsInfo, "libbaz <- mylib")

apex/builder.go

+25 −17

Original line number	Diff line number	Diff line
		@@ -688,29 +688,37 @@ func (a *apexBundle) buildApexDependencyInfo(ctx android.ModuleContext) {
		return
		}

		var content strings.Builder
		for _, key := range android.SortedStringKeys(a.depInfos) {
		info := a.depInfos[key]
		toName := info.to
		if info.isExternal {
		toName = toName + " (external)"
		depInfos := android.DepNameToDepInfoMap{}
		a.walkPayloadDeps(ctx, func(ctx android.ModuleContext, from blueprint.Module, to android.ApexModule, externalDep bool) bool {
		if from.Name() == to.Name() {
		// This can happen for cc.reuseObjTag. We are not interested in tracking this.
		// As soon as the dependency graph crosses the APEX boundary, don't go further.
		return !externalDep
		}

		if info, exists := depInfos[to.Name()]; exists {
		if !android.InList(from.Name(), info.From) {
		info.From = append(info.From, from.Name())
		}
		info.IsExternal = info.IsExternal && externalDep
		depInfos[to.Name()] = info
		} else {
		depInfos[to.Name()] = android.ApexModuleDepInfo{
		To: to.Name(),
		From: []string{from.Name()},
		IsExternal: externalDep,
		}
		fmt.Fprintf(&content, "%s <- %s\\n", toName, strings.Join(android.SortedUniqueStrings(info.from), ", "))
		}

		depsInfoFile := android.PathForOutput(ctx, a.Name()+"-deps-info.txt")
		ctx.Build(pctx, android.BuildParams{
		Rule: android.WriteFile,
		Description: "Dependency Info",
		Output: depsInfoFile,
		Args: map[string]string{
		"content": content.String(),
		},
		// As soon as the dependency graph crosses the APEX boundary, don't go further.
		return !externalDep
		})

		a.ApexBundleDepsInfo.BuildDepsInfoLists(ctx, depInfos)

		ctx.Build(pctx, android.BuildParams{
		Rule: android.Phony,
		Output: android.PathForPhony(ctx, a.Name()+"-deps-info"),
		Inputs: []android.Path{depsInfoFile},
		Inputs: []android.Path{a.ApexBundleDepsInfo.FullListPath()},
		})
		}