From abaf93c8f92de8b8d44173e78b0d7629b0324031 Mon Sep 17 00:00:00 2001
From: Yohann Roussel <yroussel@google.com>
Date: Tue, 7 Oct 2014 18:26:28 +0200
Subject: Keep track of the version.

The version data is kept in a small resource file.

(cherry picked from commit 6d70d23facddf0e780cfb08a7f9af94da510bf96)
Bug: 18112662

Change-Id: I174145a4e93463b0106d45ae86e6dba1be8715e8
---
 instrumentation/Android.mk | 20 ++++++++++++++++++++
 library/Android.mk         | 18 ++++++++++++++++++
 2 files changed, 38 insertions(+)

diff --git a/instrumentation/Android.mk b/instrumentation/Android.mk
index dce8f93..59805be 100644
--- a/instrumentation/Android.mk
+++ b/instrumentation/Android.mk
@@ -19,4 +19,24 @@ LOCAL_MODULE := android-support-multidex-instrumentation
 LOCAL_JAVA_LIBRARIES := android-support-multidex
 LOCAL_SDK_VERSION := 4
 LOCAL_SRC_FILES := $(call all-java-files-under, src)
+
+
+ifneq "" "$(filter eng.%,$(BUILD_NUMBER))"
+  ASMDI_VERSION_NAME_TAG := eng.$(USER)
+else
+  ASMDI_VERSION_NAME_TAG := $(BUILD_NUMBER)
+endif
+
+ASMDI_GIT_VERSION_TAG := `cd $(LOCAL_PATH); git log --format="%H" -n 1`
+
+ASMDI_VERSION_INTERMEDIATE = $(call intermediates-dir-for,JAVA_LIBRARIES,$(LOCAL_MODULE),,COMMON)/$(LOCAL_MODULE).version.txt
+$(ASMDI_VERSION_INTERMEDIATE):
+	$(hide) mkdir -p $(dir $@)
+	$(hide) echo "build.version=$(ASMDI_VERSION_NAME_TAG)" > $@
+	$(hide) echo "build.id=$(BUILD_ID)" >> $@
+	$(hide) echo "git.version=$(ASMDI_GIT_VERSION_TAG)" >> $@
+
+LOCAL_JAVA_RESOURCE_FILES := $(ASMDI_VERSION_INTERMEDIATE)
+
+
 include $(BUILD_STATIC_JAVA_LIBRARY)
diff --git a/library/Android.mk b/library/Android.mk
index 40a3f68..7d5cbb7 100644
--- a/library/Android.mk
+++ b/library/Android.mk
@@ -18,4 +18,22 @@ include $(CLEAR_VARS)
 LOCAL_MODULE := android-support-multidex
 LOCAL_SDK_VERSION := 11
 LOCAL_SRC_FILES := $(call all-java-files-under, src)
+
+ifneq "" "$(filter eng.%,$(BUILD_NUMBER))"
+  ASMD_VERSION_NAME_TAG := eng.$(USER)
+else
+  ASMD_VERSION_NAME_TAG := $(BUILD_NUMBER)
+endif
+
+ASMD_GIT_VERSION_TAG := `cd $(LOCAL_PATH); git log --format="%H" -n 1`
+
+ASMD_VERSION_INTERMEDIATE = $(call intermediates-dir-for,JAVA_LIBRARIES,$(LOCAL_MODULE),,COMMON)/$(LOCAL_MODULE).version.txt
+$(ASMD_VERSION_INTERMEDIATE):
+	$(hide) mkdir -p $(dir $@)
+	$(hide) echo "build.version=$(ASMD_VERSION_NAME_TAG)" > $@
+	$(hide) echo "build.id=$(BUILD_ID)" >> $@
+	$(hide) echo "git.version=$(ASMD_GIT_VERSION_TAG)" >> $@
+
+LOCAL_JAVA_RESOURCE_FILES := $(ASMD_VERSION_INTERMEDIATE)
+
 include $(BUILD_STATIC_JAVA_LIBRARY)
-- 
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