Dwarf Fortress runscript template

dwaftfortress.in

#!/bin/sh
#
############################################################################
# TITLE       : Yet Another Dwarf Fortress Launcher Script (YADFLS)
# PROJECT     : Games
# ENGINEER    : waveclaw
# PROGRAM     : Slaves to Amarok II: Dwarf Fortress
# FILE        : dwarffortress 
# CREATED     : 06-AUG-2014 waveclaw
# DESCRIPTION : SH Shell script to launch the game Dwarf Fortress
# ASSUMPTIONS : Familiarity with Linux
############################################################################
#                          RELEASE LICENSE              
#                                                                        
#       Dwarf Fortress is Copyright 2006-2014 Bay12Games.  All rights reserved.
#                                                                        
#  Current version : Ver:0.40.09
#  Bugs, Comments  : waveclaw@waveclaw.net
############################################################################
#                          RELEVANT DOCUMENTS
#                           (REFERENCES)
#
#  Name                            Comment
#  ------------------------------- -------------------------------------
#  command line.txt                Generate Command line
#  file changes.txt                Dwarf Fortress History 
#  readme.txt                      Generate DF readme file
#  release notes.txt               Current DF release notes
# 
############################################################################
#                          REVISION HISTORY
#Date         Version(Build) SCM      Engineer Comment/Description
#DD-MMM-YYYY  Rel.Patch.Pnt  Reason
#-----------  -------------- -------- -------- -------------------------
#06-AUG-2014  0.40.06        GAME0012 waveclaw  Copied from other scripts
############################################################################
PATH=/bin:/usr/bin:/sbin:/usr/sbin:/usr/local/sbin
# settings from install
DESTDIR=@DESTDIR@
VER=@VERSION@
BINDIR=@BINDIR@
DATA=@DATA@
# derivd data
DATADIR=$HOME/.local/share/DwarfFortress/$VER
# blanked flags
GENERATE=
CENTERED=
PRELINK=
 
usage() {
echo 
echo "Usage: `basename $0` [OPTIONS]"
echo
echo "Slaves to Amarok II: Dwarf Fortress Linux run script."
echo
cat <<EOU
 -c,--center                                      Center the screen
 -d,--datadir <datadir>                           Give alternate datadir
                              (default ~/.local/share/DwarfFortress/${VER})
 -gen <id number> <seed> <world gen param title>  Headless world generation
 -h,--help                                        This help text
 -z,--libz                                        Preload 32-bit libz
EOU
echo
echo "See $DESTDIR/share/doc/DwarfFortress/${VER}/readme.txt"
}

#find options
while [ 0 -lt $# ]
do
case "$1" in 
 -c,--center) shift;
  CENTERED=1
  ;;
 -d,--datadir) shift;
  DATADIR="$1"
        shift;
        ;;
 -gen) shift; 
        id="$1"
  shift
  seed="$1"
        shift;
  title="$1"
  shift;
  GENERATE="-gen $id $seed $title"
     ;;
 -z,--libz)
   PRELINK=1
   ;;
 -h)
  usage
  exit 0
  ;;
 *)
  usage
  exit 1
  ;;
esac
done

gohome() {
cd $ORIGIN
exit 0
}
ORIGIN=$PWD
trap gohome 1 2 3 4 5 6 7

# require the data directory be populated
if [ -d "${DATADIR}" -a "${DATA}" \!= "${DATADIR}" ]
then
  :
else
  mkdir -p "${DATADIR}"
  cp -r "${DATA}"/* "${DATADIR}"
  if [ $? -ne 0 ]
  then
    echo "Unable to copy data directory!"
    exit 255
  fi
fi

cd "${DATADIR}"

# Work around for bug in Debian/Ubuntu SDL patch.
SDL_DISABLE_LOCK_KEYS=1 
export SDL_DISABLE_LOCK_KEYS

# Centre the screen.  Messes up resizing.
if [ " $CENTERED" == " " ]
then 
  :
else
SDL_VIDEO_CENTERED=1 
export SDL_VIDEO_CENTERED
fi
# should zlib be prelinked?

if [ " $PRELINK" == " " ]
then
LD_PRELOAD=
else
LD=$( find /usr/lib -name libz.so | head -1 )
if [ -f "$LD" -o -h "$LD" ]
then
LD_PRELOAD=$LD
export LD_PRELOAD
fi
fi

$BINDIR/Dwarf_Fortress $GENERATE