Make arm-linux-androideabi toolchain the default for Android build.

androideabi target is already in upstream GCC. The arm-linux-
androideabi toolchain can be built directly from upstream GCC.
Switching from old special tailored arm-eabi toolchain to the new
arm-linux-androideabi toolchain make us closer to the opensource
community and friendly to all toolchain developers.

kernel still uses arm-eabi toolchain. So we add arm-eabi toolchain
path to PATH.

The arm-linux-androideabi-4.4.x toolchain is built with the same
source as the latest arm-eabi-4.4.3 toolchain except for the
target change patches.

Change-Id: I1e5f2fe2faeee08f913f37e0ba93e84d2654a8ff
diff --git a/core/combo/TARGET_linux-arm.mk b/core/combo/TARGET_linux-arm.mk
index 98bb00d..520f30e 100644
--- a/core/combo/TARGET_linux-arm.mk
+++ b/core/combo/TARGET_linux-arm.mk
@@ -44,7 +44,7 @@
 # You can set TARGET_TOOLS_PREFIX to get gcc from somewhere else
 ifeq ($(strip $(TARGET_TOOLS_PREFIX)),)
 TARGET_TOOLS_PREFIX := \
-	prebuilt/$(HOST_PREBUILT_TAG)/toolchain/arm-eabi-4.4.3/bin/arm-eabi-
+	prebuilt/$(HOST_PREBUILT_TAG)/toolchain/arm-linux-androideabi-4.4.x/bin/arm-linux-androideabi-
 endif
 
 TARGET_CC := $(TARGET_TOOLS_PREFIX)gcc$(HOST_EXECUTABLE_SUFFIX)
diff --git a/core/dumpvar.mk b/core/dumpvar.mk
index f469f35..4bc9541 100644
--- a/core/dumpvar.mk
+++ b/core/dumpvar.mk
@@ -9,7 +9,7 @@
 	ABP:=$(ABP):$(TARGET_OUT_EXECUTABLES)
 else
 	# this should be copied to HOST_OUT_EXECUTABLES instead
-	ABP:=$(ABP):$(PWD)/prebuilt/$(HOST_PREBUILT_TAG)/toolchain/arm-eabi-4.4.3/bin
+	ABP:=$(ABP):$(PWD)/prebuilt/$(HOST_PREBUILT_TAG)/toolchain/arm-linux-androideabi-4.4.x/bin
 endif
 ANDROID_BUILD_PATHS := $(ABP)
 ANDROID_PREBUILTS := prebuilt/$(HOST_PREBUILT_TAG)
diff --git a/core/prelink-linux-arm.map b/core/prelink-linux-arm.map
index 0090441..b178242 100644
--- a/core/prelink-linux-arm.map
+++ b/core/prelink-linux-arm.map
@@ -19,7 +19,7 @@
 #
 # note: look at the LOAD sections in the library header:
 #
-#   arm-eabi-objdump -x <lib>
+#   arm-linux-androideabi-objdump -x <lib>
 #
 
 # core system libraries
diff --git a/envsetup.sh b/envsetup.sh
index df7bfc1..ab5253b 100644
--- a/envsetup.sh
+++ b/envsetup.sh
@@ -106,10 +106,11 @@
     # and in with the new
     CODE_REVIEWS=
     prebuiltdir=$(getprebuilt)
-    export ANDROID_EABI_TOOLCHAIN=$prebuiltdir/toolchain/arm-eabi-4.4.3/bin
+    export ANDROID_EABI_TOOLCHAIN=$prebuiltdir/toolchain/arm-linux-androideabi-4.4.x/bin
+    export ARM_EABI_TOOLCHAIN=$prebuiltdir/toolchain/arm-eabi-4.4.3/bin
     export ANDROID_TOOLCHAIN=$ANDROID_EABI_TOOLCHAIN
     export ANDROID_QTOOLS=$T/development/emulator/qtools
-    export ANDROID_BUILD_PATHS=:$(get_build_var ANDROID_BUILD_PATHS):$ANDROID_QTOOLS:$ANDROID_TOOLCHAIN:$ANDROID_EABI_TOOLCHAIN$CODE_REVIEWS
+    export ANDROID_BUILD_PATHS=:$(get_build_var ANDROID_BUILD_PATHS):$ANDROID_QTOOLS:$ANDROID_TOOLCHAIN:$ARM_EABI_TOOLCHAIN$CODE_REVIEWS
     export PATH=$PATH$ANDROID_BUILD_PATHS
 
     unset ANDROID_JAVA_TOOLCHAIN
@@ -787,7 +788,7 @@
        echo >>"$OUT_ROOT/gdbclient.cmds" "target remote $PORT"
        echo >>"$OUT_ROOT/gdbclient.cmds" ""
 
-       arm-eabi-gdb -x "$OUT_ROOT/gdbclient.cmds" "$OUT_EXE_SYMBOLS/$EXE"
+       arm-linux-androideabi-gdb -x "$OUT_ROOT/gdbclient.cmds" "$OUT_EXE_SYMBOLS/$EXE"
   else
        echo "Unable to determine build system output dir."
    fi
diff --git a/tools/adbs b/tools/adbs
index 8277790..4fb94d5 100755
--- a/tools/adbs
+++ b/tools/adbs
@@ -144,23 +144,23 @@
       uname = "darwin-ppc"
   elif uname == "Linux":
     uname = "linux-x86"
-  prefix = "./prebuilt/" + uname + "/toolchain/arm-eabi-4.4.3/bin/"
-  addr2line_cmd = prefix + "arm-eabi-addr2line"
+  prefix = "./prebuilt/" + uname + "/toolchain/arm-linux-androideabi-4.4.x/bin/"
+  addr2line_cmd = prefix + "arm-linux-androideabi-addr2line"
 
   if (not os.path.exists(addr2line_cmd)):
     try:
       prefix = os.environ['ANDROID_BUILD_TOP'] + "/prebuilt/" + uname + \
-               "/toolchain/arm-eabi-4.4.3/bin/"
+               "/toolchain/arm-linux-androideabi-4.4.x/bin/"
     except:
       prefix = "";
 
-    addr2line_cmd = prefix + "arm-eabi-addr2line"
+    addr2line_cmd = prefix + "arm-linux-androideabi-addr2line"
     if (not os.path.exists(addr2line_cmd)):
       print addr2line_cmd + " not found!"
       sys.exit(1)
 
-  objdump_cmd = prefix + "arm-eabi-objdump"
-  cppfilt_cmd = prefix + "arm-eabi-c++filt"
+  objdump_cmd = prefix + "arm-linux-androideabi-objdump"
+  cppfilt_cmd = prefix + "arm-linux-androideabi-c++filt"
 
 ###############################################################################
 # look up the function and file/line number for a raw stack trace line