cpとbusyboxとの一方向同期

私はずっと前にbusybox 1.22で次のスクリプトを正常に使用しました。シミュレーションが速くて汚いです。非常に基本的な rsync機能（時間とサイズベースの同期+ロギングのみ）もちろん、まずレビューする必要がありますまた、ファイルの削除を処理する機能を強化することもできます（rsync --del例：機能）。
また、簡単に削除できる最後のインタラクティブな部分に注意してください。 :

#!/bin/sh  

echo "#############################################"
echo "SHELL : $SHELL"
echo "BASH : $BASH"
echo "TERM : $TERM"
DATENOW=`date +%Y%m%d-%H%M%S` 
# last argument
LASTARG=`echo "$@" | awk ' { print $NF  }  '`
# penultimate argument
num_args=$# 
num_args_max=$num_args
let num_args=$num_args-1 
PENUARG=` echo "$@" | awk -v vk=$num_args ' { print $vk  }  ' `
TRG="$LASTARG"
echo "#############################################"

ProcedureStartCopyOneFile() {
  echo "*** COPY ***"
  echo "File not exists : $FILETRG" >> ~/.config/bashmv/bashmv.log
  echo -en "\r Copying ($i) (...)"
  echo "$i" | cpio -pvdmu "$TRG"
  echo -en "\r Copied ($i)."
  TRSS=` du -hs "$FILETRG" --apparent-size | cut -f 1 `
  SRSS=` du -hs "$i" --apparent-size | cut -f 1 ` 
  if  [ ! -d  "$i" ] &&  [ "$SRSS" != "$TRSS" ] ; then 
    echo "Different size: $FILETRG"
    echo "** WARNING **"
    echo "Different size: $FILETRG" >> ~/.config/bashmv/bashmv.log
    echo "** WARNING **" >> ~/.config/bashmv/bashmv.log
    exit
  else
    echo -en "\r Copied ($i) [OK]"
  fi
  echo "*** COPY OK ***"
  echo ".*.*"
}

ProcedureCopying() {

 echo "> Parameters: Source: $SRC  => Target: $TRG"


if [ -f "$SRC" ] || [  -d "$SRC" ] ; then 
  echo "Source: $SRC"
else
  echo "Directory or file source $SRC not found."
  exit
fi

if [ "$TRG" = "" ] ; then 
  exit
fi

if [ "$BASH" != "/bin/bash" ] ; then
  echo "Warning: You should use BASH : /bin/bash !"
  exit
else 
  echo "Intpreter BASH: $BASH [OK] "
fi

echo "** START ** "
[ ! -d ~/.config/bashmv ] && mkdir -p ~/.config/bashmv

[ ! -d  "$TRG" ] && mkdir -p "$TRG"
if [ "$LASTARG" = "--debug" ] ; then
  find "$SRC" -print
  exit
fi

find "$SRC" -print | grep -v "^$\|^#" | while read -r i ; do 
# echo "Processing $i"

FILETRG="${TRG}/${i}"
DATENOW=`date +%Y%m%d-%H%M%S` 
echo "> Start: .*.* ($i)"
if [ !  -f "$FILETRG" ] && [ ! -d  "$i"  ] ; then 
  echo ".*.*"
  echo "*** COPY ***"
  echo "File not exists : $FILETRG" >> ~/.config/bashmv/bashmv.log
  echo "$i" | cpio -pvdmu "$TRG"
  TRSS=` du -hs "$FILETRG" --apparent-size | cut -f 1 `
  SRSS=` du -hs "$i" --apparent-size | cut -f 1 ` 
  if  [ ! -d  "$i" ] &&  [ "$SRSS" != "$TRSS" ] ; then 
    echo "Different size: $FILETRG"
    echo "** WARNING **"
    echo "Different size: $FILETRG" >> ~/.config/bashmv/bashmv.log
    echo "** WARNING **" >> ~/.config/bashmv/bashmv.log
    exit
  else
    echo "Copied ($i) [OK]"
  fi
  echo "*** COPY OK ***"
  echo ".*.*"

elif [  -d "$i" ] ; then
  mkdir -p "$FILETRG"
  echo "Creating $FILETRG"

elif [ ! -d "$i" ] ; then
  TRSS=` du -hs "$FILETRG" --apparent-size | cut -f 1 `
  SRSS=` du -hs "$i" --apparent-size | cut -f 1 ` 
  # echo "Source: $SRSS vs $TRSS"

  if  [ -d  "$i" ] ; then
    echo "Directory."
  fi

  if  [ ! -d  "$i" ] ; then
    if [ -f "$FILETRG" ] && [ "$SRSS" = "$TRSS" ] ; then 
      echo "file $FILETRG exists. [Same size]"
    fi

    if   [ "$SRSS111kkk" = "$TRSS" ] ; then 
      echo "Different size: $FILETRG"
      echo "** WARNING **"
      echo "Different size: $FILETRG" >> ~/.config/bashmv/bashmv.log
      echo "** WARNING **" >> ~/.config/bashmv/bashmv.log
      FILETRGERROR="${TRG}/Error/${i}"
      [ ! -d  "$TRG/Error" ] && mkdir -p "$TRG/Error"
      echo "$TRSS" | cpio -pvdmu   "$TRG/Error/${DATENOW}-${i}"
    fi
  fi
fi

done

echo "Finished!"

if [ "$LASTARG" = "--rm" ] ; then 
  echo "Delete the directory: $SRC [y/n] ? "
  read inpud
  [ "$inpud" = "n" ] && exit
  rm -rf "$SRC"
fi

exit

匿名の役に立つ何人かの著者にすべての功績を認めます。