#!/bin/bash
#
# android_gdbserver: Pushes gdbserver. Starts debugging environment.

SCRIPT_DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"
source $SCRIPT_DIR/android_setup.sh
source $SCRIPT_DIR/utils/setup_adb.sh

APP_NAME=${APP_ARGS[0]}
PORT=5039

BUILD_DIR="${SKIA_OUT}/${BUILDTYPE}"
TARGET_LIBRARY="${BUILD_DIR}/lib/lib${APP_NAME}.so"
if [ ! -f "$TARGET_LIBRARY" ]
then
  echo "Unable to find the ${APP_NAME} library at ${TARGET_LIBRARY}."
  exit 1
fi

# We need the debug symbols from these files
GDB_TMP_DIR=$(pwd)/android_gdb_tmp
mkdir -p $GDB_TMP_DIR

echo "Copying symbol files"
SYSTEM_LIBRARY_PATH=/system/lib
for library_file in \
    libc.so \
    libstdc++.so \
    libm.so \
    liblog.so \
    libz.so \
    libgccdemangle.so \
    libcorkscrew.so \
    libutils.so \
    libstlport.so \
    libGLES_trace.so \
    libEGL.so \
    libGLESv2.so \
    ; do
    adb_pull_if_needed "${SYSTEM_LIBRARY_PATH}/${library_file}" $GDB_TMP_DIR
done

adb_pull_if_needed /system/bin/linker $GDB_TMP_DIR

echo "Pushing app..."
for file in \
    "${BUILD_DIR}/skia_launcher" \
    "${BUILD_DIR}/lib/libskia_android.so" \
    "${BUILD_DIR}/lib/lib${APP_NAME}.so" \
    ; do
    cp "$file" $GDB_TMP_DIR
    adb_push_if_needed "$file" /data/local/tmp
done

echo "Pushing gdbserver..."
adb_push_if_needed $ANDROID_TOOLCHAIN/../gdbserver data/local/tmp

echo "Setting up port forward"
$ADB forward "tcp:5039" "tcp:5039"

# Kill all previous instances of gdbserver and the app to rid all port overriding errors.
echo "Killing any running Skia processes."
$ADB shell ps | grep gdbserver | awk '{print $2}' | xargs $ADB shell kill
$ADB shell ps | grep ${APP_NAME} | awk '{print $2}' | xargs $ADB shell kill

# Starting up gdbserver in android shell
echo "Starting gdbserver with command: ${APP_ARGS[@]}"
$ADB shell /data/local/tmp/gdbserver :5039 /data/local/tmp/skia_launcher ${APP_ARGS[@]} &