-function adb_get_product_device() {
- echo `adb shell getprop ro.product.device | sed s/.$//`
-}
-
-# returns 0 when process is not traced
-function adb_get_traced_by() {
- echo `adb shell cat /proc/$1/status | grep -e "^TracerPid:" | sed "s/^TracerPid:\t//" | sed s/.$//`
-}
-
-function gdbclient() {
- # TODO:
- # 1. Check for ANDROID_SERIAL/multiple devices
- local PROCESS_NAME="n/a"
- local PID=$1
- local PORT=5039
- if [ -z "$PID" ]; then
- echo "Usage: gdbclient <pid|processname> [port number]"
- return -1
- fi
- local DEVICE=$(adb_get_product_device)
-
- if [ -z "$DEVICE" ]; then
- echo "Error: Unable to get device name. Please check if device is connected and ANDROID_SERIAL is set."
- return -2
- fi
-
- if [ -n "$2" ]; then
- PORT=$2
- fi
-
- local ROOT=$(gettop)
- if [ -z "$ROOT" ]; then
- # This is for the situation with downloaded symbols (from the build server)
- # we check if they are available.
- ROOT=`realpath .`
- fi
-
- local OUT_ROOT="$ROOT/out/target/product/$DEVICE"
- local SYMBOLS_DIR="$OUT_ROOT/symbols"
-
- if [ ! -d $SYMBOLS_DIR ]; then
- echo "Error: couldn't find symbols: $SYMBOLS_DIR does not exist or is not a directory."
- return -3
- fi
-
- # let's figure out which executable we are about to debug
-
- # check if user specified a name -> resolve to pid
- if [[ ! "$PID" =~ ^[0-9]+$ ]] ; then
- PROCESS_NAME=$PID
- PID=$(pid --exact $PROCESS_NAME)
- if [ -z "$PID" ]; then
- echo "Error: couldn't resolve pid by process name: $PROCESS_NAME"
- return -4
- fi
- fi
-
- local EXE=`adb shell readlink /proc/$PID/exe | sed s/.$//`
- # TODO: print error in case there is no such pid
- local LOCAL_EXE_PATH=$SYMBOLS_DIR$EXE
-
- if [ ! -f $LOCAL_EXE_PATH ]; then
- echo "Error: unable to find symbols for executable $EXE: file $LOCAL_EXE_PATH does not exist"
- return -5
- fi
-
- local USE64BIT=""
-
- if [[ "$(file $LOCAL_EXE_PATH)" =~ 64-bit ]]; then
- USE64BIT="64"
- fi
-
- local GDB=
- local GDB64=
- local CPU_ABI=`adb shell getprop ro.product.cpu.abilist | sed s/.$//`
- # TODO: we assume these are available via $PATH
- if [[ $CPU_ABI =~ (^|,)arm64 ]]; then
- GDB=arm-linux-androideabi-gdb
- GDB64=aarch64-linux-android-gdb
- elif [[ $CPU_ABI =~ (^|,)arm ]]; then
- GDB=arm-linux-androideabi-gdb
- elif [[ $CPU_ABI =~ (^|,)x86_64 ]]; then
- GDB=x86_64-linux-androideabi-gdb
- elif [[ $CPU_ABI =~ (^|,)x86 ]]; then
- GDB=x86_64-linux-androideabi-gdb
- elif [[ $CPU_ABI =~ (^|,)mips64 ]]; then
- GDB=mipsel-linux-android-gdb
- GDB64=mips64el-linux-android-gdb
- elif [[ $CPU_ABI =~ (^|,)mips ]]; then
- GDB=mipsel-linux-android-gdb
- else
- echo "Error: unrecognized cpu.abilist: $CPU_ABI"
- return -6
- fi
-
- # TODO: check if tracing process is gdbserver and not some random strace...
- if [ $(adb_get_traced_by $PID) -eq 0 ]; then
- # start gdbserver
- echo "Starting gdbserver..."
- # TODO: check if adb is already listening $PORT
- # to avoid unnecessary calls
- echo ". adb forward for port=$PORT..."
- adb forward tcp:$PORT tcp:$PORT
- echo ". starting gdbserver to attach to pid=$PID..."
- adb shell gdbserver$USE64BIT :$PORT --attach $PID &
- echo ". give it couple of seconds to start..."
- sleep 2
- echo ". done"
- else
- echo "It looks like gdbserver is already attached to $PID (process is traced), trying to connect to it using local port=$PORT"
- fi
-
- local OUT_SO_SYMBOLS=$SYMBOLS_DIR/system/lib$USE64BIT
- local OUT_VENDOR_SO_SYMBOLS=$SYMBOLS_DIR/vendor/lib$USE64BIT
- local ART_CMD=""
-
- echo >|"$OUT_ROOT/gdbclient.cmds" "set solib-absolute-prefix $SYMBOLS_DIR"
- echo >>"$OUT_ROOT/gdbclient.cmds" "set solib-search-path $OUT_SO_SYMBOLS:$OUT_SO_SYMBOLS/hw:$OUT_SO_SYMBOLS/ssl/engines:$OUT_SO_SYMBOLS/drm:$OUT_SO_SYMBOLS/egl:$OUT_SO_SYMBOLS/soundfx:$OUT_VENDOR_SO_SYMBOLS:$OUT_VENDOR_SO_SYMBOLS/hw:$OUT_VENDOR_SO_SYMBOLS/egl"
- local DALVIK_GDB_SCRIPT=$ROOT/development/scripts/gdb/dalvik.gdb
- if [ -f $DALVIK_GDB_SCRIPT ]; then
- echo >>"$OUT_ROOT/gdbclient.cmds" "source $DALVIK_GDB_SCRIPT"
- ART_CMD="art-on"
- else
- echo "Warning: couldn't find $DALVIK_GDB_SCRIPT - ART debugging options will not be available"
- fi
- echo >>"$OUT_ROOT/gdbclient.cmds" "target remote :$PORT"
- if [[ $EXE =~ (^|/)(app_process|dalvikvm)(|32|64)$ ]]; then
- echo >> "$OUT_ROOT/gdbclient.cmds" $ART_CMD
- fi
-
- echo >>"$OUT_ROOT/gdbclient.cmds" ""
-
- local WHICH_GDB=$GDB
-
- if [ -n "$USE64BIT" -a -n "$GDB64" ]; then
- WHICH_GDB=$GDB64
- fi
-
- gdbwrapper $WHICH_GDB "$OUT_ROOT/gdbclient.cmds" "$LOCAL_EXE_PATH"
-}
-
-# gdbclient now determines whether the user wants to debug a 32-bit or 64-bit
-# executable, set up the approriate gdbserver, then invokes the proper host
-# gdb.
-function gdbclient_old()
-{
- local OUT_ROOT=$(get_abs_build_var PRODUCT_OUT)
- local OUT_SYMBOLS=$(get_abs_build_var TARGET_OUT_UNSTRIPPED)
- local OUT_SO_SYMBOLS=$(get_abs_build_var TARGET_OUT_SHARED_LIBRARIES_UNSTRIPPED)
- local OUT_VENDOR_SO_SYMBOLS=$(get_abs_build_var TARGET_OUT_VENDOR_SHARED_LIBRARIES_UNSTRIPPED)
- local OUT_EXE_SYMBOLS=$(get_symbols_directory)
- local PREBUILTS=$(get_abs_build_var ANDROID_PREBUILTS)
- local ARCH=$(get_build_var TARGET_ARCH)
- local GDB
- case "$ARCH" in
- arm) GDB=arm-linux-androideabi-gdb;;
- arm64) GDB=arm-linux-androideabi-gdb; GDB64=aarch64-linux-android-gdb;;
- mips|mips64) GDB=mips64el-linux-android-gdb;;
- x86) GDB=x86_64-linux-android-gdb;;
- x86_64) GDB=x86_64-linux-android-gdb;;
- *) echo "Unknown arch $ARCH"; return 1;;
- esac
-
- if [ "$OUT_ROOT" -a "$PREBUILTS" ]; then
- local EXE="$1"
- if [ "$EXE" ] ; then
- EXE=$1
- if [[ $EXE =~ ^[^/].* ]] ; then
- EXE="system/bin/"$EXE
- fi
- else
- EXE="app_process"
- fi
-
- local PORT="$2"
- if [ "$PORT" ] ; then
- PORT=$2
- else
- PORT=":5039"
- fi
-
- local PID="$3"
- if [ "$PID" ] ; then
- if [[ ! "$PID" =~ ^[0-9]+$ ]] ; then
- PID=`pid $3`
- if [[ ! "$PID" =~ ^[0-9]+$ ]] ; then
- # that likely didn't work because of returning multiple processes
- # try again, filtering by root processes (don't contain colon)
- PID=`adb shell ps | \grep $3 | \grep -v ":" | awk '{print $2}'`
- if [[ ! "$PID" =~ ^[0-9]+$ ]]
- then
- echo "Couldn't resolve '$3' to single PID"
- return 1
- else
- echo ""
- echo "WARNING: multiple processes matching '$3' observed, using root process"
- echo ""
- fi
- fi
- fi
- adb forward "tcp$PORT" "tcp$PORT"
- local USE64BIT="$(is64bit $PID)"
- adb shell gdbserver$USE64BIT $PORT --attach $PID &
- sleep 2
- else
- echo ""
- echo "If you haven't done so already, do this first on the device:"
- echo " gdbserver $PORT /system/bin/$EXE"
- echo " or"
- echo " gdbserver $PORT --attach <PID>"
- echo ""
- fi
-
- OUT_SO_SYMBOLS=$OUT_SO_SYMBOLS$USE64BIT
- OUT_VENDOR_SO_SYMBOLS=$OUT_VENDOR_SO_SYMBOLS$USE64BIT
-
- echo >|"$OUT_ROOT/gdbclient.cmds" "set solib-absolute-prefix $OUT_SYMBOLS"
- echo >>"$OUT_ROOT/gdbclient.cmds" "set solib-search-path $OUT_SO_SYMBOLS:$OUT_SO_SYMBOLS/hw:$OUT_SO_SYMBOLS/ssl/engines:$OUT_SO_SYMBOLS/drm:$OUT_SO_SYMBOLS/egl:$OUT_SO_SYMBOLS/soundfx:$OUT_VENDOR_SO_SYMBOLS:$OUT_VENDOR_SO_SYMBOLS/hw:$OUT_VENDOR_SO_SYMBOLS/egl"
- echo >>"$OUT_ROOT/gdbclient.cmds" "source $ANDROID_BUILD_TOP/development/scripts/gdb/dalvik.gdb"
- echo >>"$OUT_ROOT/gdbclient.cmds" "target remote $PORT"
- # Enable special debugging for ART processes.
- if [[ $EXE =~ (^|/)(app_process|dalvikvm)(|32|64)$ ]]; then
- echo >> "$OUT_ROOT/gdbclient.cmds" "art-on"
- fi
- echo >>"$OUT_ROOT/gdbclient.cmds" ""
-
- local WHICH_GDB=
- # 64-bit exe found
- if [ "$USE64BIT" != "" ] ; then
- WHICH_GDB=$ANDROID_TOOLCHAIN/$GDB64
- # 32-bit exe / 32-bit platform
- elif [ "$(get_build_var TARGET_2ND_ARCH)" = "" ]; then
- WHICH_GDB=$ANDROID_TOOLCHAIN/$GDB
- # 32-bit exe / 64-bit platform
- else
- WHICH_GDB=$ANDROID_TOOLCHAIN_2ND_ARCH/$GDB
- fi
-
- gdbwrapper $WHICH_GDB "$OUT_ROOT/gdbclient.cmds" "$OUT_EXE_SYMBOLS/$EXE"
- else
- echo "Unable to determine build system output dir."
- fi
-
-}
-