change_cmdline

############################################################################
#
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# 
# 理论上支持所有民间刷机包的定制，完美支持HTC的所有民间和官方刷机包！
#
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############################################################################

clear


if [ ! -d WORKING_* ]
then
  echo "未发现工作文件夹!"
  exit 0
fi

cd WORKING_*

if [ ! -e boot.img ]
then
  echo "未发现 boot.img!"
  exit 0
fi


cd ..
current_cmd=`scripts/get_cmdline`

if [ "$current_cmd" == "" ]
then
  current_cmd2="(None)"
else
  current_cmd2=$current_cmd
fi

echo
echo "在当前命令行值的boot.img文件:"
echo
echo "$current_cmd2"
echo
echo
echo "注意: 通常你不应该改变这个值"
echo "此功能适用于想要尝试不同值的高级用户。"
echo
echo -n "你想更改它 (y/n)? (默认: y): "

read do_change
echo

if [ "$do_change" == "n" ]
then
  echo "OK, 命令行没有更改"

else 

  echo -n "请输入新的命令行（或按回车键清除）: "
  read new_cmd
  echo

  if [ "$new_cmd" == "" ]
  then
   echo "警告: 为命令行输入空字符串"

  elif [ ${#new_cmd} -lt 3 ]
  then
    echo "错误: 字符串必须长于2个字符"
    echo
    exit 0
  fi

  if [ "$new_cmd" == "$current_cmd" ]
  then
    echo "您的命令代码值与原始值相同"
    echo
    exit 0
  fi


  base_addr=`scripts/get_kernel_base_addr`
  page_size=`scripts/get_boot_img_page_size`

  scripts/ensure_boot_extracted
  scripts/build_boot_img $page_size $base_addr "$new_cmd"

  current_cmd=`scripts/get_cmdline`
  if [ "$current_cmd" == "" ]
  then
    current_cmd2="(None)"
  else
    current_cmd2=$current_cmd
  fi

  echo
  echo "------------------------------------------------------------"
  echo
  echo " 在 boot.img 中的命令行现在设置为："
  echo
  echo "$current_cmd2"

  if [ "$current_cmd" != "$new_cmd" ]
  then
    echo
    echo "警告: 指定命令行不相同"
  fi

fi

echo