Merge "Fix stacks for Java processes."

    fi

    if [ "$PID" ] ; then

        # Determine whether the process is native

        if adb shell ls -l /proc/$PID/exe | grep -q /system/bin/app_process ; then

            # Dump stacks of Dalvik process

            local TRACES=/data/anr/traces.txt

            local ORIG=/data/anr/traces.orig

            local TMP=/data/anr/traces.tmp

            # Keep original traces to avoid clobbering

            adb shell mv $TRACES $ORIG

            # Make sure we have a usable file

            adb shell touch $TRACES

            adb shell chmod 666 $TRACES

            # Dump stacks and wait for dump to finish

            adb shell kill -3 $PID

            adb shell notify $TRACES >/dev/null

            # Restore original stacks, and show current output

            adb shell mv $TRACES $TMP

            adb shell mv $ORIG $TRACES

            adb shell cat $TMP

        else

            # Dump stacks of native process

            adb shell debuggerd -b $PID

        # Use `debuggerd -j` on java processes.

        if adb shell readlink /proc/$PID/exe | egrep -q '^/system/bin/app_process' ; then

            # But not the zygote.

            if ! adb shell cat /proc/$PID/cmdline | egrep -q '^zygote'; then

                adb shell debuggerd -j $PID

                return

            fi

        fi

        adb shell debuggerd -b $PID

    fi

}

# Read the ELF header from /proc/$PID/exe to determine if the process is