packages/makeTags

   1 #! /bin/sh -
   2 #
   3 # Gets information from packages to create a checklist for
   4 # the installer of Dragora (also know as "tagfiles")
   5 #
   6 # Copyright (c) 2019 Matias Fonzo, <selk@dragora.org>.
   7 #
   8 # Licensed under the Apache License, Version 2.0 (the "License");
   9 # you may not use this file except in compliance with the License.
  10 # You may obtain a copy of the License at
  11 #
  12 #    http://www.apache.org/licenses/LICENSE-2.0
  13 #
  14 # Unless required by applicable law or agreed to in writing, software
  15 # distributed under the License is distributed on an "AS IS" BASIS,
  16 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  17 # See the License for the specific language governing permissions and
  18 # limitations under the License.
  19
  20 getSize()
  21 {
  22     lzip_output="$(plzip -tvvv $1 2>&1)"
  23
  24     # To obtain the uncompressed, compressed size
  25     echo $lzip_output | awk '{ print $8 $10 }' | \
  26      while IFS=, read -r decompressed compressed
  27     do
  28         echo "Decompressed size $(( $decompressed / 1024 ))K, Compressed size $(( ${compressed%.} / 1024 ))K"
  29     done
  30
  31     unset lzip_output
  32 }
  33
  34 echo "Deleting any previous (.tmp) tagfile ..."
  35 find . -type f -name 'tagfile*' -exec rm -f '{}' +
  36
  37 set -e
  38 umask 022
  39
  40 # Search all .tlz packages
  41 for meta in $(find . -type f -name '*.tlz')
  42 do
  43     # Ignore some package names
  44     case $meta in
  45     *_pass?*)
  46         echo "    ${meta}: Ignored."
  47         continue;
  48         ;;
  49     esac
  50     if test ! -e "${meta}.txt"
  51     then
  52         echo "Error ${meta##*/} does not have a meta tag file." 1>&2
  53         exit 99;
  54     fi
  55
  56     meta="${meta}.txt"
  57     directory=$(dirname -- "$meta")
  58     category="${directory##*/}"
  59
  60     # Determine output level for those series with sub-directories
  61     case $directory in
  62     */modules/* | */xorg/*)
  63         output_level=../
  64         parent_level="$(dirname -- $directory)"
  65         parent_level="$(basename -- $parent_level)"
  66         parent_level=${parent_level}_
  67         ;;
  68     esac
  69
  70     echo "Extracting information from $meta ..."
  71     . $meta
  72     (
  73         cd -- "$directory"
  74         echo "    Adding information to ${output_level}tagfile-${parent_level}${category}.tmp"
  75         echo "${pkgname}:${blurb}:ON:Version ${pkgversion} - $(getSize $(basename -- "${meta%.txt}"))" \
  76          >> "${output_level}tagfile-${parent_level}${category}.tmp"
  77     )
  78     unset output_level parent_level
  79 done
  80
  81 echo "Removing temporal tagfile(s) and sorting the final ones ..."
  82 for tagfile in ./*/*/tagfile*.tmp
  83 do
  84     LC_COLLATE=C sort -- "$tagfile" > "${tagfile%.tmp}"
  85     rm -f -- "$tagfile";                        # Delete temporary tagfile.
  86 done
  87
  88 echo "All done."
  89