function mvpath()
{
if [ $# -ne 2 ];then
echo "mvpath requires 2 paths, but are '$*'" && return 1
fi
src="$1"
dst="$2"
if [ -d "$dst" ];then
empty=`ls -A "$dst 2>/dev/null"`
if [ "$empty" != "" ];then
echo "mvpath: dst '$dst' not empty" && return 1
fi
fi
if [ -f "$dst" ];then
echo "file '$dst' existed" && return 1
fi
d=`dirname "$dst"`
mkdir -p "$d"
mv "$src" "$d"
if [ $? -ne 0 ];then
return 1
fi
return 0
}
export -f mvpath
function rmsafe()
{
if [ ! -d /.rm_data ];then
echo "miss /.rm_data" && return 1
fi
if ! mount | awk '{print $3}' | grep -w '/.rm_data' >/dev/null; then
echo "please mount /.rm_data before rm anything" && return 1
fi
args="$*"
fs=""
for f in $args;do
if [ "${f:0:1}" = "-" ];then
continue
fi
fs="$fs $f"
done
for f in $fs;do
mvpath "$f" /.rm_data/"$f" || return 1
done
return 0
}
export -f rmsafe
alias rm=rmsafe
if [ ! -f /bin/rm.bak ];then
sudo /bin/cp -a /bin/rm /bin/rm.bak || return 1
fi
sudo chmod 0777 /bin/rm
cat > /bin/rm <<END
#!/bin/bash
rmsafe $*
END
sudo chmod 0755 /bin/rm
rm with backup
猜你喜欢
转载自blog.csdn.net/wangxugangzy05/article/details/81132696
今日推荐
周排行