iankelling.org Git - iankelling.org/blob - gitweb-descriptions

   1 #!/bin/bash -l
   2 # Copyright (C) 2016 Ian Kelling
   3
   4 # This program is free software: you can redistribute it and/or modify
   5 # it under the terms of the GNU General Public License as published by
   6 # the Free Software Foundation, either version 2 of the License, or
   7 # (at your option) any later version.
   8
   9 # This program is distributed in the hope that it will be useful,
  10 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  11 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12 # GNU General Public License for more details.
  13
  14 # You should have received a copy of the GNU General Public License
  15 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
  16
  17 # my projects all have README or --help with a short single line
  18 # description which I parse and put into the gitweb description.
  19
  20 # If it's a repo with just a single bash script or *-function script,
  21 # then call it with --help, grap the 2nd line.
  22 # else, parse the readme, find the first non blank, not starting with [#*],
  23 # and use that line.
  24
  25 set -eE -o pipefail
  26 trap 'echo "$0:$LINENO:error: \"$BASH_COMMAND\" returned $?" >&2' ERR
  27
  28 if [[ ! $1 ]]; then
  29     echo "need gitroot arg"
  30     exit 1
  31 fi
  32
  33 gitroot=$1
  34 cd $gitroot
  35
  36 shopt -s extglob
  37
  38 _git_desc_readme() {
  39     while read -r line; do
  40         [[ $line ]] || continue
  41         if echo "$line" | grep "^ *[#*]" &>/dev/null; then
  42             continue
  43         fi
  44         echo "$line" > .git/description
  45         break
  46     done < README*
  47 }
  48
  49 dirs=()
  50 for d in $gitroot/*; do
  51     if [[ -d $d && ! -L $d ]]; then
  52         for sub in $d/*; do
  53             dirs+=($sub)
  54         done
  55     else
  56         dirs+=($d)
  57     fi
  58 done
  59
  60 gitweb-descriptions() {
  61     for d in ${dirs[@]}; do
  62         d=$(readlink -f $d)
  63         cd $d/..
  64         e ${PWD##*/}
  65         shopt -s nullglob
  66         f=(!(LICENSE|COPYING|README|.git))
  67         shopt -u nullglob
  68         if [[ ${#f[@]} == 1 && ! -d $f ]]; then
  69             if [[ ! -x $f ]]; then
  70                 if [[ $f == *-function ]]; then
  71                     ${f%-function} --help | sed -n '2p' > .git/description
  72                 else
  73                     _git_desc_readme
  74                 fi
  75             else
  76                 ./$f --help | sed -n '2p' > .git/description
  77             fi
  78         else
  79             _git_desc_readme
  80         fi
  81     done
  82 }
  83 gitweb-descriptions "$@"