sys/unix/nethack.sh

   1 #!/bin/sh
   2 # NetHack 3.6  nethack.sh       $ANH-Date: 1432512789 2015/05/25 00:13:09 $  $ANH-Branch: master $:$ANH-Revision: 1.17 $
   3
   4 HACKDIR=/usr/games/lib/nethackdir
   5 export HACKDIR
   6 HACK=$HACKDIR/nethack
   7
   8 # Since Nethack.ad is installed in HACKDIR, add it to XUSERFILESEARCHPATH
   9 case "x$XUSERFILESEARCHPATH" in
  10 x)      XUSERFILESEARCHPATH="$HACKDIR/%N.ad"
  11         ;;
  12 *)      XUSERFILESEARCHPATH="$XUSERFILESEARCHPATH:$HACKDIR/%N.ad"
  13         ;;
  14 esac
  15 export XUSERFILESEARCHPATH
  16
  17 # Get font dir added, but only once (and only if there's an xset to be found).
  18 test -n "$DISPLAY" -a -e $HACKDIR/fonts.dir && xset p >/dev/null 2>&1 && (
  19         xset fp- $HACKDIR >/dev/null 2>&1;
  20         xset fp+ $HACKDIR
  21 )
  22
  23 # see if we can find the full path name of PAGER, so help files work properly
  24 # assume that if someone sets up a special variable (HACKPAGER) for NetHack,
  25 # it will already be in a form acceptable to NetHack
  26 # ideas from brian@radio.astro.utoronto.ca
  27 if test \( "xxx$PAGER" != xxx \) -a \( "xxx$HACKPAGER" = xxx \)
  28 then
  29
  30         HACKPAGER=$PAGER
  31
  32 #       use only the first word of the pager variable
  33 #       this prevents problems when looking for file names with trailing
  34 #       options, but also makes the options unavailable for later use from
  35 #       NetHack
  36         for i in $HACKPAGER
  37         do
  38                 HACKPAGER=$i
  39                 break
  40         done
  41
  42         if test ! -f $HACKPAGER
  43         then
  44                 IFS=:
  45                 for i in $PATH
  46                 do
  47                         if test -f $i/$HACKPAGER
  48                         then
  49                                 HACKPAGER=$i/$HACKPAGER
  50                                 export HACKPAGER
  51                                 break
  52                         fi
  53                 done
  54                 IFS='   '
  55         fi
  56         if test ! -f $HACKPAGER
  57         then
  58                 echo Cannot find $PAGER -- unsetting PAGER.
  59                 unset HACKPAGER
  60                 unset PAGER
  61         fi
  62 fi
  63
  64
  65 cd $HACKDIR
  66 exec $HACK "$@"