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#! /bin/sh
if [ -x /bin/true ]; then TRUE=/bin/true;
elif [ -x /usr/bin/true ]; then TRUE=/usr/bin/true;
elif command -v true &> /dev/null; then TRUE=true;
else echo "Can't find /bin/true or /usr/bin/true and no true command" ; exit 1;
fi
while ${TRUE} ; do
mkdirs=0
ifdiff=0
while [ $# -ge 0 ] ; do
case $1 in
-d) mkdirs=1 ;;
-o) shift; owner=$1 ;;
-g) shift; group=$1 ;;
-m) shift; mode=$1 ;;
--ifdiff) ifdiff=1 ;;
-*) break 2 ;;
*) break ;;
esac
shift
done
if [ $mkdirs -eq 1 ] && [ $ifdiff -eq 1 ] ; then
break
fi
if [ $mkdirs -eq 1 ] ; then
dirs=$*
for dir in $dirs ; do
stack=""
while [ "$dir" != "/" -a "$dir" != "." -a "$dir" != ".." ] ; do
stack="$dir $stack"
dir=`dirname $dir`
done
for dir in $stack ; do
if [ ! -d $dir ] ; then
if mkdir $dir ; then
if [ "$owner" != "" ] ; then chown $owner $dir ; fi
if [ "$group" != "" ] ; then chgrp $group $dir ; fi
if [ "$mode" != "" ] ; then chmod $mode $dir ; fi
fi
fi
done
done
else
nargs=$#
if [ $nargs -lt 2 ] ; then break ; fi
files=""
while [ $# -ne 1 ] ; do
files="$files $1"
shift
done
dest=$1
if [ ! -d $dest -a $nargs -ne 2 ] ; then break ; fi
for file in $files ; do
destfile=$dest
if [ -d $destfile ] ; then destfile=$destfile/`basename $file` ; fi
if [ $ifdiff -eq 1 ] && cmp -s $file $destfile || cp -f -p $file $destfile ; then
if [ "$owner" != "" ] ; then chown $owner $destfile ; fi
if [ "$group" != "" ] ; then chgrp $group $destfile ; fi
if [ "$mode" != "" ] ; then chmod $mode $destfile ; fi
fi
done
fi
exit 0
done
echo "usage: $0 [ -o owner] [ -g group ] [ -m mode ] [ --ifdiff] file dest"
echo " $0 [ -o owner] [ -g group ] [ -m mode ] [ --ifdiff] file file ... dir"
echo " $0 -d [ -o owner] [ -g group ] [ -m mode ] dir dir ..."
exit 1
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