am ed583f5e: Merge "Link sigchain to main executable"

* commit 'ed583f5ed97c40951341d5750ecb73be6b10579f':
  Link sigchain to main executable

cmds/app_process/Android.mk

@@ -2,10 +2,18 @@ LOCAL_PATH:= $(call my-dir)
 
 include $(CLEAR_VARS)
 
+# TODO: Trying to link libsigchain as a static library prevents
+# static linker from exporting necessary symbols. So as a workaround
+# we use sigchain.o
 LOCAL_SRC_FILES:= \
-	app_main.cpp
+	app_main.cpp \
+	sigchain_proxy.cpp
+
+LOCAL_LDFLAGS := -Wl,--version-script,art/sigchainlib/version-script.txt -Wl,--export-dynamic
+LOCAL_CPPFLAGS := -std=c++11 -Iart
 
 LOCAL_SHARED_LIBRARIES := \
+	libdl \
 	libcutils \
 	libutils \
 	liblog \
@@ -28,8 +36,10 @@ ifeq ($(TARGET_ARCH),arm)
 
 include $(CLEAR_VARS)
 
+# see comment above (~l5)
 LOCAL_SRC_FILES:= \
-	app_main.cpp
+	app_main.cpp \
+	sigchain_proxy.cpp
 
 LOCAL_SHARED_LIBRARIES := \
 	libcutils \
@@ -38,6 +48,9 @@ LOCAL_SHARED_LIBRARIES := \
 	libbinder \
 	libandroid_runtime
 
+LOCAL_LDFLAGS := -ldl -Wl,--version-script,art/sigchainlib/version-script.txt -Wl,--export-dynamic
+LOCAL_CPPFLAGS := -std=c++11 -Iart
+
 LOCAL_MODULE := app_process__asan
 LOCAL_MODULE_TAGS := eng
 LOCAL_MODULE_PATH := $(TARGET_OUT_EXECUTABLES)/asan

cmds/app_process/sigchain_proxy.cpp

@@ -0,0 +1,17 @@
+/*
+ * Copyright (C) 2014 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "sigchainlib/sigchain.cc"