Add fuzzing/run script to run fuzz targets easily

#! /bin/bash

if [[ -z "${ANDROID_BUILD_TOP}" ]]; then

  echo "ANDROID_BUILD_TOP is not set"

fi

if [[ -z "${ANDROID_HOST_OUT}" ]]; then

  echo "ANDROID_HOST_OUT is not set for host run"

fi

HOST=false

POSITIONAL=()

while [[ $# -gt 0 ]]

do

key="$1"

case $key in

    --host)

    HOST=true

    shift # past argument

    ;;

    *)    # unknown option

    POSITIONAL+=("$1") # save it in an array for later

    shift # past argument

    ;;

esac

done

set -- "${POSITIONAL[@]}" # restore positional parameters

if [ "$HOST" == true ] ; then

  HOST_ARCH=$($ANDROID_BUILD_TOP/build/soong/soong_ui.bash --dumpvar-mode HOST_ARCH)

  SANITIZE_HOST=address $ANDROID_BUILD_TOP/build/soong/soong_ui.bash --build-mode --"all-modules" --dir="$(pwd)" $1 && ${ANDROID_HOST_OUT}/fuzz/$HOST_ARCH/$1/$1

fi