debian/preinst

   1 #!/bin/sh
   2 #
   3 # preinst script for the Debian GNU/Linux lilypond package
   4 #   by Anthony Fok <foka@debian.org>
   5 #   This is free software; see the GNU General Public Licence
   6 #   version 2 or later for copying conditions.  There is NO warranty.
   7 #   Last modified:  Mon,  5 Jan 1998 18:39:30 -0700
   8
   9 set -e
  10
  11 package=lilypond
  12 font_supplier=public
  13 font_typeface=lilypond
  14 std_TEXMF=/usr/lib/texmf
  15
  16 #DEBHELPER#
  17
  18 if [ "`which kpsetool`" ]; then
  19     TEXMF=`kpsetool -v '$TEXMF'`
  20 fi
  21 : ${TEXMF:=$std_TEXMF}
  22
  23
  24 case "$1" in
  25
  26     install | upgrade)
  27
  28         # Prior to the Debian release of the lilypond_0.1.29-1 package,
  29         # LilyPond's fonts were not added to teTeX's special.map,
  30         # and so the automatically generated TFM and PK files were placed
  31         # in the wrong directory under /var/spool/texmf (or $MT_DESTROOT).
  32         # So, now I have to clean up after my mess to make sure those fonts
  33         # do not interfere with the new fonts!  :)
  34
  35         : ${MAKETEXDIR=$TEXMF/maketex}
  36         test -r $MAKETEXDIR/maketex.site && . $MAKETEXDIR/maketex.site
  37         : ${MT_DESTROOT=$TEXMF/fonts}
  38
  39         # Remove the "stray" old LilyPond TFM and PK files.
  40         for i in tfm pk
  41         do
  42             find $MT_DESTROOT/$i \( -name 'dyn10.*'$i -o -name 'font-en-tja*.*'$i \
  43                 -o -name 'vette-beams*.*'$i \) -print0 |
  44                 xargs --null --no-run-if-empty rm -f
  45         done
  46
  47         # Remove empty directories.
  48         # A note to myself or the future maintainer:
  49         #   Why the "for i in 1 2" loop?  Well, it seems that either
  50         #   "find some_path -depth" isn't working properly, or I
  51         #   (Anthony) don't know its proper behaviour.  Please look
  52         #   into it and see if this ugly hack could be removed.
  53         for i in 1 2
  54         do
  55             find $MT_DESTROOT/tfm -depth -mindepth 1 -type d -empty -print0 2> /dev/null |
  56                 xargs -0r --null --no-run-if-empty rmdir
  57             find $MT_DESTROOT/pk -depth -mindepth 2 -type d -empty -print0 2> /dev/null |
  58                 xargs -0r --null --no-run-if-empty rmdir
  59         done
  60     ;;
  61
  62     abort-upgrade)
  63     ;;
  64
  65     *)
  66         echo "$0 called with unknown argument \`$1'" >&2
  67         exit 0
  68     ;;
  69
  70 esac