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#!/bin/sh
set -e
set -u
die () { echo "nethack:" "$@" >&2 ; exit 1 ; }
[ "x${HOME:-}" = x ] && die "\$HOME not set"
cd "$HOME"
[ -d .nethack ] || mkdir -p .nethack
cd .nethack
[ -f nhdat ] || ln -s /usr/share/nethack/nhdat nhdat
[ -d save ] || mkdir -p save
[ -f logfile ] || : > logfile
[ -f perm ] || : > perm
[ -f record ] || : > record
HACKDIR="$HOME/.nethack"
export HACKDIR
HACK=/usr/lib/nethack/nethack
MAXNROFPLAYERS=4
# Since Nethack.ad is installed in HACKDIR, add it to XUSERFILESEARCHPATH
case "x${XUSERFILESEARCHPATH:-}" in
x) XUSERFILESEARCHPATH="$HACKDIR/%N.ad"
;;
*) XUSERFILESEARCHPATH="$XUSERFILESEARCHPATH:$HACKDIR/%N.ad"
;;
esac
export XUSERFILESEARCHPATH
# see if we can find the full path name of PAGER, so help files work properly
# assume that if someone sets up a special variable (HACKPAGER) for NetHack,
# it will already be in a form acceptable to NetHack
# ideas from brian@radio.astro.utoronto.ca
if test \( "xxx${PAGER:-}" != xxx \) -a \( "xxx${HACKPAGER:-}" = xxx \)
then
HACKPAGER="$PAGER"
# use only the first word of the pager variable
# this prevents problems when looking for file names with trailing
# options, but also makes the options unavailable for later use from
# NetHack
for i in $HACKPAGER
do
HACKPAGER="$i"
break
done
if test ! -f "$HACKPAGER"
then
IFS=:
for i in $PATH
do
if test -f "$i/$HACKPAGER"
then
HACKPAGER="$i/$HACKPAGER"
export HACKPAGER
break
fi
done
IFS=' '
fi
if test ! -f "$HACKPAGER"
then
echo "Cannot find $PAGER -- unsetting PAGER." >&2
unset HACKPAGER
unset PAGER
fi
fi
case "x${1:-}" in
x-s*) exec "$HACK" "$@" ;;
x*) exec "$HACK" "$@" "$MAXNROFPLAYERS" ;;
esac
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