#! /bin/sh
### -*-sh-*-
###
### Create links to the repository
###
### (c) 1997 Mark Wooding
###

###----- Licensing notice ---------------------------------------------------
###
### This file is part of the Common Files Distribution (`common').
###
### `Common' is free software; you can redistribute it and/or modify
### it under the terms of the GNU General Public License as published by
### the Free Software Foundation; either version 2 of the License, or
### (at your option) any later version.
###
### `Common' is distributed in the hope that it will be useful,
### but WITHOUT ANY WARRANTY; without even the implied warranty of
### MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
### GNU General Public License for more details.
###
### You should have received a copy of the GNU General Public License
### along with `common'; if not, write to the Free Software Foundation,
### Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.

set -e

pkgdatadir="@pkgdatadir@"
VERSION="@VERSION@"

###--------------------------------------------------------------------------
### Parse command line arguments.

while [ $# -gt 0 ]; do
  case "$1" in
    -h | --h | --he | --hel | --help)
      cat <<EOF
Usage: mklinks [FILE...]

The FILEs listed are themselves lists of filenames.  Makes each named file a
link to the corresponding file in the shared files repository.  With no
arguments, \`mklinks' reads \`.links' from the current directory.
EOF
      exit 0
      ;;
    -v | --v | --ve | --ver | --vers | --versi | --versio | --version)
      echo "mklinks: Common Files Distribution version $VERSION"
      exit 0
      ;;
    --)
      shift
      break
      ;;
    -)
      break
      ;;
    -*)
      echo "mklinks: unknown option \`$1'" >&2
      exit 1
      ;;
    *)
      break
      ;;
  esac
  shift
done

###--------------------------------------------------------------------------
### Main code.

[ $# = 0 ] && set .links
cat "$@" | while read name; do
  base="$(echo $name | sed 's:^.*/::')"
  dir="$(echo $name | sed 's:^[^/]:./&:; s:/[^/]*$::')"
  if [ -r "$pkgdatadir/$base" ]; then
    mkdir -p "$dir"
    rm -f "$name"
    ln -sf "$pkgdatadir/$base" "$name"
  fi
done

###----- That's all, folks --------------------------------------------------