From ae9115a525260a0ca317eadd13f075def733a66d Mon Sep 17 00:00:00 2001
From: Ying Wang <wangying@google.com>
Date: Thu, 22 Aug 2013 20:52:47 -0700
Subject: [PATCH] Collect and store proguard obfuscation dictionary files.

Collect and store proguard obfuscation dictionary files.
Only do this for apps_only build for now.

Bug: 9407666
Change-Id: I51c78bf0f42f959dc920de230e60e0f71ed0d0ea
---
 core/Makefile | 18 ++++++++++++++++++
 core/main.mk  |  3 +++
 2 files changed, 21 insertions(+)

diff --git a/core/Makefile b/core/Makefile
index 55ab6a512..6c57a4960 100644
--- a/core/Makefile
+++ b/core/Makefile
@@ -1391,6 +1391,24 @@ $(EMMA_META_ZIP) :
 
 endif # EMMA_INSTRUMENT=true
 
+#------------------------------------------------------------------
+# A zip of Proguard obfuscation dictionary files.
+# Only for apps_only build.
+#
+ifdef TARGET_BUILD_APPS
+PROGUARD_DICT_ZIP := $(PRODUCT_OUT)/proguard-dict-$(FILE_NAME_TAG).zip
+# the dependency will be set up later in build/core/main.mk.
+$(PROGUARD_DICT_ZIP) :
+	@echo "Packaging Proguard obfuscation dictionary files."
+	$(hide) dict_files=`find $(TARGET_OUT_COMMON_INTERMEDIATES)/APPS -name proguard_dictionary`; \
+		if [ -n "$$dict_files" ]; then \
+		  zip -q $@ $$dict_files; \
+		else \
+		  touch $@; \
+		fi
+
+endif # TARGET_BUILD_APPS
+
 # -----------------------------------------------------------------
 # dalvik something
 .PHONY: dalvikfiles
diff --git a/core/main.mk b/core/main.mk
index 282d9c3f2..3af430629 100644
--- a/core/main.mk
+++ b/core/main.mk
@@ -819,6 +819,9 @@ ifneq ($(TARGET_BUILD_APPS),)
     $(call dist-for-goals,apps_only, $(EMMA_META_ZIP))
   endif
 
+  $(PROGUARD_DICT_ZIP) : $(apps_only_installed_files)
+  $(call dist-for-goals,apps_only, $(PROGUARD_DICT_ZIP))
+
 .PHONY: apps_only
 apps_only: $(unbundled_build_modules)