#! /bin/sh

# wrapper around consolechars(8), 
# expanding arguments just in case abreviated args get changed.

usage ()
{
    echo >&2 "Usage: `basename $0` [<fontfile>] [-m <mapfile>] [-u <unimapfile>]"
    echo >&2 "          [-o <oldfontfile>] [-om <oldmapfile>] [-ou <oldunimapfile>]"
    echo >&2 "          [-h] [-v] [-V] [-<N>]"
    exit 1
}

warning ()
{
    echo >&2 'Warning: this is a shell wrapper; consider using consolechars(8)'
}

OPTIONS=""
QUIET=0

if [ $# = 0 ] ; then
    OPTIONS="--default-font"
fi

while [ $# -gt 0 ] ; do
    case $1 in
# 	--quiet)
# 	    QUIET=1
# 	    shift
# 	    ;;
	-v)
	    OPTIONS="$OPTIONS --verbose"
	    shift
	    ;;
	-h)
	    warning
	    usage
	    exit 0
	    ;;
	-V)
	    OPTIONS="$OPTIONS --version"
	    shift
	    ;;

	-m)
	    if [ "$NEWMAP" = "" ]; then
		if [ "$2" = "none" ]; then
		    echo >&2 'Warning: "-m none" does nothing; ignored.'
		else
		    NEWMAP="--acm $2"
		shift
		shift
		fi
	    else
		usage
	    fi
	    ;;
      
	-u)
	    if [ "$NEWUNIMAP" = "" ]; then
		if [ "$2" = "none" ]; then
		    NEWUNIMAP="--force-no-sfm"
		else
		    NEWUNIMAP="--sfm $2"
		    shift
		    shift
		fi
	    else
		usage
	    fi
	    ;;
      
	-o)
	    if [ "$OLDFONT" = "" ]; then
		OLDFONT="--old-font-raw $2"
		shift
		shift
	    else
		usage
	    fi
	    ;;
      
	-om)
	    if [ "$OLDMAP" = "" ]; then
		OLDMAP="-old-acm $2"
		shift
		shift
	    else
		usage
	    fi
	    ;;
      
	-ou)
	    if [ "$OLDUNIMAP" = "" ]; then
		OLDUNIMAP="-old-sfm $2"
		shift
		shift
	    else
		usage
	    fi
	    ;;
      
	-*)
	    # redirect to /dev/null to prevent test barfing on non-numeric args
	    if [ "$CHARSIZE" = "" -a "${1#-}" -gt 0 -a "${1#-}" -lt 32 ] 2>/dev/null; then
		CHARSIZE="--char-height ${1#-}"
		shift
	    else
		usage
	    fi
	    ;;
      
	*)
	    if [ "$NEWFONT" = "" ]; then
		NEWFONT="--font $1"
		shift
	    else
		usage
	    fi
	;;
    esac
done

test $QUIET = 1 || warning

consolechars $OPTIONS $CHARSIZE $NEWFONT $NEWUNIMAP $NEWMAP $OLDFONT $OLDUNIMAP $OLDMAP