#!/bin/sh
#
# "rt"	K. J. Turner <kjt@cs.stir.ac.uk>	27/01/97
#
# This script retrieves the files/directories, given as arguments, from the
# NeXT trash folder:
#
#   rt file1 directory1/ file2 directory2
#
# If a file or directory already exists in the current directory, ask before
# overwriting it.

prog="`basename $0`"				# set program name
trdir="${TRASH:-$HOME/.trash}"			# set trash directory
verbose=""					# report retrieving

trap 'echo; echo $prog: abandoned; echo; exit 1' 2 3 15

if [ $# -eq 0 ]					# no parameters?
  then						# print usage
    echo "usage: $prog [-l] [-v] file [file...]"
    exit 1
  fi

while [ $# -gt 0 ]
  do
    case $1 in
      -l)
        ls -l $trdir
        exit 0;;
      -v)
        verbose="-v";;				# verbose report
      -*)
        echo "$prog: Unknown flag \"$1\"";;
      *)
        break 2;;
    esac
    shift
  done

for file in $*					# loop till all read
  do
    nodir=`expr "$file" : '\(.*\)/$'`		# remove trailing slash?
    if [ "$nodir" != "" ]			# trailing slash present?
      then file=$nodir				# omit it
    fi
    filename="`basename \"$file\"`"		# omit directory portion
    if [ -r $trdir/$filename ]			# trash file can be read?
      then					# check if current file exists
	if [ -f $file ]				# current file exists?
	  then					# ask to overwrite
	    echo -n "$prog: remove $filename (y/n)? "
	    read ans				# read Y or y
	    if [ "$ans" != "Y" -a "$ans" != "y" ]
	      then continue			# don't retrieve if not Y or y
	    fi
	fi
	mv $verbose $trdir/$filename $file	# retrieve it
      else					# cannot read trash file
        echo "$prog: cannot retrieve $filename"
    fi
  done

exit 0