rpm-compress-doc

   1 #!/bin/sh
   2 #
   3 # Compress documentation files found in $DOCDIR. Omit some files we don't
   4 # want to get compressed.
   5 #
   6 # /etc/rpm/noautocompressdoc and --noautocompressdoc= option can contain
   7 # whitespace delimated list of patters to omit.
   8 #
   9
  10 #set -x
  11
  12 COMPRESS_CMD="gzip -9nf"
  13 EXCLUDE_SUFFIXES="htm html jpg jpeg png gif pdf css dia js abw HTM JPG PNG GIF PDF CSS JS"
  14 EXCLUDE_MASKS=
  15 RECOMPRESS_BZIP2=yes
  16
  17 nocompressdoc=''
  18 while [ $# -gt 0 ]; do
  19         case "$1" in
  20           --noautocompressdoc=*)
  21                 EXCLUDE_MASKS=`echo "${1#--noautocompressdoc=}" | sed -e 's/^ *//;s/ *$//;s/ \+/|/g'`
  22         esac
  23         shift
  24 done
  25
  26 if [ -r /etc/rpm/noautocompressdoc ]; then
  27         exclude=$(cat /etc/rpm/noautocompressdoc | grep -v '^#' | xargs echo | sed -e 's/^ *//;s/ *$//;s/ \+/|/g')
  28         if [ -n "${exclude}" ]; then
  29                 if [ -n "${EXCLUDE_MASKS}" ]; then
  30                         EXCLUDE_MASKS="${EXCLUDE_MASKS}|${exclude}"
  31                 else
  32                         EXCLUDE_MASKS="${exclude}"
  33                 fi
  34         fi
  35 fi
  36
  37 if [ "$DOCDIR" = "" ] ; then
  38         echo '$DOCDIR not set; exiting.'
  39         exit 1
  40 fi
  41
  42 cd $DOCDIR
  43
  44 echo "Compressing documentation in $DOCDIR..."
  45
  46 if test "$EXCLUDE_MASKS" ; then
  47         echo "Excluding pattern '$EXCLUDE_MASKS'"
  48 fi
  49
  50 FIND_CMD="find . -type f "
  51 for SUF in $EXCLUDE_SUFFIXES ; do
  52         FIND_CMD="$FIND_CMD -a -not -name '*.$SUF'"
  53 done
  54
  55 eval $FIND_CMD | while read FILENAME ; do
  56         if test -n "$EXCLUDE_MASKS" ; then
  57                 if eval "case \$(basename \"$FILENAME\") in
  58                          $EXCLUDE_MASKS ) true ;;
  59                          * ) false ;;
  60                          esac" ; then
  61                         continue
  62                 fi
  63         fi
  64         case "$FILENAME" in
  65         *.gz | *.Z)
  66                 gzip -d "$FILENAME"
  67                 FILENAME=$(echo "$FILENAME" | sed -e 's/\.gz$//; s/\.Z$//')
  68                 ;;
  69         *.bz2)
  70                 if [ "$RECOMPRESS_BZIP2" = yes ] ; then
  71                         bzip2 -d "$FILENAME"
  72                         FILENAME=$(echo "$FILENAME" | sed -e 's/\.bz2$//')
  73                 else
  74                         continue
  75                 fi
  76                 ;;
  77         esac
  78
  79         $COMPRESS_CMD "$FILENAME"
  80
  81         echo -n "$FILENAME "
  82 done
  83
  84 echo
  85 echo "Documentation compressed."