Connect SDK build flag to aconfig binary.

Also add lint check to ensure any changes to the exported lib binary
call happen in both places.

Test: manual via print statement in main.rs
Flag: RELEASE_ACONFIG_SDK_CHECK (build)
Change-Id: Ibd8508a62406b0d6d861f331a1b9747abae3483f

5 files changed, 17 insertions, 5 deletions

diff --git a/aconfig/codegen/init.go b/aconfig/codegen/init.go
index 34fdca3d1..385fa49f1 100644
--- a/aconfig/codegen/init.go
+++ b/aconfig/codegen/init.go
@@ -26,6 +26,7 @@ var (
 	// For java_aconfig_library: Generate java library
 	javaRule = pctx.AndroidStaticRule("java_aconfig_library",
 		blueprint.RuleParams{
+			// LINT.IfChange
 			Command: `rm -rf ${out}.tmp` +
 				` && mkdir -p ${out}.tmp` +
 				` && ${aconfig} create-java-lib` +
@@ -34,14 +35,16 @@ var (
 				`    --out ${out}.tmp` +
 				`    --allow-instrumentation ${debug}` +
 				`    --new-exported ${new_exported}` +
+				`		 --check-api-level ${check_api_level}` +
 				` && $soong_zip -write_if_changed -jar -o ${out} -C ${out}.tmp -D ${out}.tmp` +
 				` && rm -rf ${out}.tmp`,
+			// LINT.ThenChange(/aconfig/init.go)
 			CommandDeps: []string{
 				"$aconfig",
 				"$soong_zip",
 			},
 			Restat: true,
-		}, "mode", "debug", "new_exported")
+		}, "mode", "debug", "new_exported", "check_api_level")
 
 	// For cc_aconfig_library: Generate C++ library
 	cppRule = pctx.AndroidStaticRule("cc_aconfig_library",
diff --git a/aconfig/codegen/java_aconfig_library.go b/aconfig/codegen/java_aconfig_library.go
index cd1767b95..7b9da8eb4 100644
--- a/aconfig/codegen/java_aconfig_library.go
+++ b/aconfig/codegen/java_aconfig_library.go
@@ -112,9 +112,10 @@ func (callbacks *JavaAconfigDeclarationsLibraryCallbacks) GenerateSourceJarBuild
 		Output:      srcJarPath,
 		Description: "aconfig.srcjar",
 		Args: map[string]string{
-			"mode":         mode,
-			"debug":        strconv.FormatBool(ctx.Config().ReleaseReadFromNewStorage()),
-			"new_exported": strconv.FormatBool(newExported),
+			"mode":            mode,
+			"debug":           strconv.FormatBool(ctx.Config().ReleaseReadFromNewStorage()),
+			"new_exported":    strconv.FormatBool(newExported),
+			"check_api_level": strconv.FormatBool(ctx.Config().ReleaseAconfigCheckApiLevel()),
 		},
 	})
 
diff --git a/aconfig/exported_java_aconfig_library.go b/aconfig/exported_java_aconfig_library.go
index f7e6dcf6f..dd068d10a 100644
--- a/aconfig/exported_java_aconfig_library.go
+++ b/aconfig/exported_java_aconfig_library.go
@@ -59,6 +59,7 @@ func (this *exportedJavaDeclarationsLibrarySingleton) GenerateBuildActions(ctx a
 			"cache_files":      android.JoinPathsWithPrefix(cacheFiles, " "),
 			"use_new_storage":  strconv.FormatBool(newStorage),
 			"use_new_exported": strconv.FormatBool(newExported),
+			"check_api_level":  strconv.FormatBool(ctx.Config().ReleaseAconfigCheckApiLevel()),
 		},
 	})
 	ctx.Phony("exported_java_aconfig_library", this.intermediatePath)
diff --git a/aconfig/init.go b/aconfig/init.go
index e221153a7..3d7b20d20 100644
--- a/aconfig/init.go
+++ b/aconfig/init.go
@@ -95,6 +95,7 @@ var (
 		// exported flags (only). Finally collect all generated code
 		// into the ${out} JAR file.
 		blueprint.RuleParams{
+			// LINT.IfChange
 			Command: `rm -rf ${out}.tmp` +
 				`&& for cache in ${cache_files}; do ` +
 				`  if [ -n "$$(${aconfig} dump-cache --dedup --cache $$cache --filter=is_exported:true --format='{fully_qualified_name}')" ]; then ` +
@@ -103,16 +104,18 @@ var (
 				`        --mode=exported` +
 				`        --allow-instrumentation ${use_new_storage}` +
 				`        --new-exported ${use_new_exported}` +
+				`        --check-api-level ${check_api_level}` +
 				`        --out ${out}.tmp; ` +
 				`  fi ` +
 				`done` +
 				`&& $soong_zip -write_if_changed -jar -o ${out} -C ${out}.tmp -D ${out}.tmp` +
 				`&& rm -rf ${out}.tmp`,
+			// LINT.ThenChange(/aconfig/codegen/init.go)
 			CommandDeps: []string{
 				"$aconfig",
 				"$soong_zip",
 			},
-		}, "cache_files", "use_new_storage", "use_new_exported")
+		}, "cache_files", "use_new_storage", "use_new_exported", "check_api_level")
 )
 
 func init() {
diff --git a/android/config.go b/android/config.go
index 9c614f5b3..eda8e718a 100644
--- a/android/config.go
+++ b/android/config.go
@@ -294,6 +294,10 @@ func (c Config) ReleaseFingerprintAconfigPackages() bool {
 	return c.config.productVariables.GetBuildFlagBool("RELEASE_FINGERPRINT_ACONFIG_PACKAGES")
 }
 
+func (c Config) ReleaseAconfigCheckApiLevel() bool {
+	return c.config.productVariables.GetBuildFlagBool("RELEASE_ACONFIG_CHECK_API_LEVEL")
+}
+
 // A DeviceConfig object represents the configuration for a particular device
 // being built. For now there will only be one of these, but in the future there
 // may be multiple devices being built.