Build license metadata files in Soong

Soong has enough information to build the license metadata files
without resorting to the fixups required in Make.

Bug: 207445310
Test: m checkbuild
Change-Id: I8e74108376162b8fdb87ba098ebe94350aa1f7c4

1 files changed, 25 insertions, 10 deletions

diff --git a/apex/builder.go b/apex/builder.go
index 0880e2bab..5910784b2 100644
--- a/apex/builder.go
+++ b/apex/builder.go
@@ -434,7 +434,10 @@ func (a *apexBundle) buildUnflattenedApex(ctx android.ModuleContext) {
 	// Avoid creating duplicate build rules for multi-installed APEXes.
 	if proptools.BoolDefault(a.properties.Multi_install_skip_symbol_files, false) {
 		installSymbolFiles = false
+
 	}
+	// set of dependency module:location mappings
+	installMapSet := make(map[string]bool)
 
 	// TODO(jiyong): use the RuleBuilder
 	var copyCommands []string
@@ -442,7 +445,6 @@ func (a *apexBundle) buildUnflattenedApex(ctx android.ModuleContext) {
 	pathWhenActivated := android.PathForModuleInPartitionInstall(ctx, "apex", apexName)
 	for _, fi := range a.filesInfo {
 		destPath := imageDir.Join(ctx, fi.path()).String()
-		var installedPath android.InstallPath
 		// Prepare the destination path
 		destPathDir := filepath.Dir(destPath)
 		if fi.class == appSet {
@@ -450,6 +452,8 @@ func (a *apexBundle) buildUnflattenedApex(ctx android.ModuleContext) {
 		}
 		copyCommands = append(copyCommands, "mkdir -p "+destPathDir)
 
+		installMapPath := fi.builtFile
+
 		// Copy the built file to the directory. But if the symlink optimization is turned
 		// on, place a symlink to the corresponding file in /system partition instead.
 		if a.linkToSystemLib && fi.transitiveDep && fi.availableToPlatform() {
@@ -457,6 +461,7 @@ func (a *apexBundle) buildUnflattenedApex(ctx android.ModuleContext) {
 			pathOnDevice := filepath.Join("/system", fi.path())
 			copyCommands = append(copyCommands, "ln -sfn "+pathOnDevice+" "+destPath)
 		} else {
+			var installedPath android.InstallPath
 			if fi.class == appSet {
 				copyCommands = append(copyCommands,
 					fmt.Sprintf("unzip -qDD -d %s %s", destPathDir,
@@ -475,17 +480,19 @@ func (a *apexBundle) buildUnflattenedApex(ctx android.ModuleContext) {
 			if installSymbolFiles {
 				implicitInputs = append(implicitInputs, installedPath)
 			}
-		}
 
-		// Create additional symlinks pointing the file inside the APEX (if any). Note that
-		// this is independent from the symlink optimization.
-		for _, symlinkPath := range fi.symlinkPaths() {
-			symlinkDest := imageDir.Join(ctx, symlinkPath).String()
-			copyCommands = append(copyCommands, "ln -sfn "+filepath.Base(destPath)+" "+symlinkDest)
-			if installSymbolFiles {
-				installedSymlink := ctx.InstallSymlink(pathWhenActivated.Join(ctx, filepath.Dir(symlinkPath)), filepath.Base(symlinkPath), installedPath)
-				implicitInputs = append(implicitInputs, installedSymlink)
+			// Create additional symlinks pointing the file inside the APEX (if any). Note that
+			// this is independent from the symlink optimization.
+			for _, symlinkPath := range fi.symlinkPaths() {
+				symlinkDest := imageDir.Join(ctx, symlinkPath).String()
+				copyCommands = append(copyCommands, "ln -sfn "+filepath.Base(destPath)+" "+symlinkDest)
+				if installSymbolFiles {
+					installedSymlink := ctx.InstallSymlink(pathWhenActivated.Join(ctx, filepath.Dir(symlinkPath)), filepath.Base(symlinkPath), installedPath)
+					implicitInputs = append(implicitInputs, installedSymlink)
+				}
 			}
+
+			installMapPath = installedPath
 		}
 
 		// Copy the test files (if any)
@@ -502,6 +509,8 @@ func (a *apexBundle) buildUnflattenedApex(ctx android.ModuleContext) {
 			copyCommands = append(copyCommands, "cp -f "+d.SrcPath.String()+" "+dataDest)
 			implicitInputs = append(implicitInputs, d.SrcPath)
 		}
+
+		installMapSet[installMapPath.String()+":"+fi.installDir+"/"+fi.builtFile.Base()] = true
 	}
 	implicitInputs = append(implicitInputs, a.manifestPbOut)
 	if installSymbolFiles {
@@ -510,6 +519,12 @@ func (a *apexBundle) buildUnflattenedApex(ctx android.ModuleContext) {
 		implicitInputs = append(implicitInputs, installedManifest, installedKey)
 	}
 
+	if len(installMapSet) > 0 {
+		var installs []string
+		installs = append(installs, android.SortedStringKeys(installMapSet)...)
+		a.SetLicenseInstallMap(installs)
+	}
+
 	////////////////////////////////////////////////////////////////////////////////////////////
 	// Step 1.a: Write the list of files in this APEX to a txt file and compare it against
 	// the allowed list given via the allowed_files property. Build fails when the two lists