src/scripts/check-symlinks

   1 #!/bin/bash
   2 ###############################################################################
   3 #                                                                             #
   4 # Pakfire - The IPFire package management system                              #
   5 # Copyright (C) 2021 Pakfire development team                                 #
   6 #                                                                             #
   7 # This program is free software: you can redistribute it and/or modify        #
   8 # it under the terms of the GNU General Public License as published by        #
   9 # the Free Software Foundation, either version 3 of the License, or           #
  10 # (at your option) any later version.                                         #
  11 #                                                                             #
  12 # This program is distributed in the hope that it will be useful,             #
  13 # but WITHOUT ANY WARRANTY; without even the implied warranty of              #
  14 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the               #
  15 # GNU General Public License for more details.                                #
  16 #                                                                             #
  17 # You should have received a copy of the GNU General Public License           #
  18 # along with this program.  If not, see <http://www.gnu.org/licenses/>.       #
  19 #                                                                             #
  20 ###############################################################################
  21
  22 error() {
  23         echo "$@" >&2
  24 }
  25
  26 main() {
  27         local buildroot="${1}"
  28         shift
  29
  30         # Check if BUILDROOT exists
  31         if [ ! -d "${buildroot}" ]; then
  32                 error "BUILDROOT does not exist"
  33                 return 1
  34         fi
  35
  36         local broken_links=()
  37
  38         local file
  39         for file in $(find "${buildroot}" -type l); do
  40                 if [ ! -e "${file}" ]; then
  41                         broken_links+=( "${file}" )
  42                 fi
  43         done
  44
  45         if [ "${#broken_links[@]}" -gt 0 ]; then
  46                 error "The following broken symlinks have been found:"
  47
  48                 local link
  49                 for link in ${broken_links[@]}; do
  50                         error "  ${link/${buildroot}/} -> $(readlink "${link}")"
  51                 done
  52
  53                 return 1
  54         fi
  55
  56         return 0
  57 }
  58
  59 main "$@" || exit $?