#! /bin/sh
#----------------------------------------------------------------------------
# doc - ask user for doc view
#
# usage: doc file
#
# return values:
#   0  pager started
#   1  pager not started
#
# Copyright (c) 2003-2004 Frank Meyer <frank@eisfair.org>
#
# Creation:     28.08.2003  fm
# Last Update:  $Id$
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#----------------------------------------------------------------------------
docfile=$1

pager=$PAGER

if [ "$pager" = "" ]
then
    pager=less
fi

echo
echo
echo "The documentation will be shown using '$PAGER'"

case $pager
in
    *less)
	echo "You can get help by typing the key 'h', 'q' to quit.";;
    *more*)
	echo "You can get help by typing the key 'h', 'q' to quit.";;
    *vi|*view  )
	echo "You can get help by typing :h, :q to quit.";;
    *)
	true;;
esac
echo

rtc=1

if /var/install/bin/ask "Continue"
then
     if [ -f $docfile -a -s $docfile ]
     then
	export LESSCHARSET=latin1
	$pager $docfile
	if [ $? != 0 ]
	then
	    colecho "pager $PAGER invalid!"  br x br
	    colecho "check variable PAGER"  br x br
	else
	    rtc=0
	fi
    else
	colecho "Could not find desired documentation!" br x br
    fi
    /var/install/bin/anykey
fi

exit $rtc