version.sh

   1 #!/bin/sh
   2
   3 # ALE package version processor
   4 #
   5 # Copyright (C) 2009 David Hilvert
   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 if [ "$1" = "-n" ]; then
  21         ECHO_OPTS="-n"
  22         shift
  23 elif [ "$1" = "-x" ]; then
  24         XSLT_PROCESSOR="1"
  25         shift
  26 elif [ "$1" = "-a" ]; then
  27         ASCIIDOC_PROCESSOR="1"
  28         shift
  29 fi
  30
  31 #
  32 # If no tag is specified for display, display all
  33 #
  34
  35 if [ -z "$1" ]; then
  36
  37         # XXX: surely there's a better way to do this than sed and un-sed.
  38         # Setting IFS seems to cause various disaster.
  39
  40         VARS=`cat VERSION | grep "^:.*:" | sed -e 's/ /%20/' | cut -d: -s -f 2`
  41         for i in $VARS; do
  42                 i=`echo -n $i | sed -e 's/%20/ /'`
  43                 j=`$0 "$i"`
  44                 if [ -n "$XSLT_PROCESSOR" ]; then
  45
  46                         # XXX: xsltproc reports a problem with too many
  47                         # parameters (!!!).  Get around this by excluding
  48                         # certain parameters.  We choose man page parameters,
  49                         # since we probably don't need these.
  50
  51                         if ! echo $i | grep -q '^man '; then
  52                                 echo -n "--stringparam $i \"$j\" "
  53                         fi
  54
  55                 elif [ -n "$ASCIIDOC_PROCESSOR" ]; then
  56
  57                         # XXX: Using include:: is better, but this option is
  58                         # here for completeness.  Unfortunately, I can't get
  59                         # asciidoc -a values having spaces to work with either
  60                         # double or single quotes; do this instead, as it
  61                         # allows values without spaces to continue to work.
  62                         #
  63                         # - dhilvert
  64
  65                         j=`echo -n $j | sed -e 's/ /\\\\ /g'`
  66                         i=`echo -n $i | sed -e 's/ /\\\\ /g'`
  67                         echo -n "-a $i=$j "
  68                 else
  69                         echo ":$i:      $j"
  70                 fi
  71         done
  72         exit
  73 fi
  74
  75 #
  76 # Display a particular tag.
  77 #
  78
  79 RESULT=`grep "^:$1:" VERSION | sed -e 's/:[^:]*:\s*//' | sed -e 's/\n//'`
  80
  81 while TAG=`echo -n $RESULT | grep "{.*}"` && TAG=`echo -n $TAG | sed -e "s/.*{\(.*\)}.*/\1/"`; do
  82         TAGVALUE=`$0 -n $TAG`
  83         RESULT=`echo $RESULT | sed -e "s*{$TAG}*$TAGVALUE*g"`
  84 done
  85
  86 echo $ECHO_OPTS $RESULT