Enhancement for gdb_content_shell, allow set package_name and shared_lib_dir

build/android/gdb_content_shell

 #!/bin/bash
 #
 # Copyright (c) 2012 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 #
-# Attach gdb to a running content shell.  Similar to ndk-gdb.
-# Run with --annotate=3 if running under emacs (M-x gdb).
-#
-# TODO(jrg): allow package_name and shared_lib_dir to be set on the
-# command line.  Share the guts of this script with other Chromium
-# pieces (like base_unittests_apk) and friends (like WebKit bundles).
+# Attach gdb to a running content shell. Redirect to the shell gdb_apk
 
-adb=$(which adb)
-if [[ "$adb" = "" ]] ; then
-  echo "Need adb in your path"
-  exit 1
+ROOT=$(cd "$(dirname $0)"; pwd)
+
+if [ $# -gt 0 ]; then
+  exec $ROOT/gdb_apk -r -g "$*"
+else
+  exec $ROOT/gdb_apk -r
 fi
-
-rooted_phone=0
-
-root=$(dirname $0)/../..
-package_name=org.chromium.content_shell
-data_dir=/data/data/$package_name
-gdb_server_on_device=$data_dir/lib/gdbserver
-shared_lib_dir=$root/out/Release/lib.target
-
-# Kill any running gdbserver
-pid=$(adb shell ps | awk '/gdbserver/ {print $2}')
-if [[ "$pid" != "" ]] ; then
-  if [[ $rooted_phone -eq 1 ]] ; then
-    adb shell kill $pid
-  else
-    adb shell run-as $package_name kill $pid
-  fi
-fi
-
-pid=$(adb shell ps | awk "/$package_name/ {print \$2}")
-if [[ "$pid" = "" ]] ; then
-  echo "No $package_name running?"
-  echo "Try this: adb shell am start -a android.intent.action.VIEW " \
-    "-n $package_name/.SomethingActivity (Something might be ContentShell)"
-  exit 2
-fi
-
-no_gdb_server=$(adb shell ls $gdb_server_on_device | grep 'No such file')
-if [[ "$no_gdb_server" != "" ]] ; then
-  echo "No gdb server on device at $gdb_server_on_device"
-  echo "Please install a debug build."
-  exit 3
-fi
-
-if [[ $rooted_phone -eq 1 ]] ; then
-  adb shell $gdb_server_on_device :4321 --attach $pid &
-  adb forward tcp:4321 tcp:4321
-else
-  adb shell run-as $package_name lib/gdbserver +debug-socket --attach $pid &
-  adb forward tcp:4321 localfilesystem:$data_dir/debug-socket
-fi
-sleep 2
-
-# Pull app_process and C libraries from device if needed
-app_process=${shared_lib_dir}/app_process
-if [[ ! -f ${app_process} ]] ; then
-  adb pull /system/bin/app_process ${app_process}
-  adb pull /system/lib/libc.so ${shared_lib_dir}
-fi
-
-# gdb commands
-cmdfile=$(mktemp /tmp/gdb_android_XXXXXXXX)
-cat >$cmdfile<<EOF
-# set solib-absolute-prefix null
-set solib-search-path ${shared_lib_dir}
-file ${app_process}
-target remote :4321
-EOF
-
-gdb=$(echo $ANDROID_TOOLCHAIN/*gdb)
-if [[ ! -f ${gdb} ]] ; then
-  echo "Wow no gdb in env var ANDROID_TOOLCHAIN which is $ANDROID_TOOLCHAIN"
-  exit 4
-else
-  echo Using $gdb
-fi
-
-# ${gdb} -x $cmdfile $* $app_process
-${gdb} -x $cmdfile $*
-rm $cmdfile