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########################################################################
#
# elc 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.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; see the file COPYING. If not, write to
# the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
#
########################################################################
#
# Project : File Preprocessor - elc module
# Filename : $RCSfile: blc.pm,v $
# Author : $Author: darren $
# Maintainer : Darren Miller: darren@cabaret.demon.co.uk
# File version : $Revision: 1.1 $
# Last changed : $Date: 2002/08/11 18:59:35 $
# Description : Allows easy definition of multi-line macros
# Licence : GNU copyleft
#
########################################################################
# THIS IS A FILEPP MODULE, YOU NEED FILEPP TO USE IT!!!
# usage: filepp -m elc.pm <files>
########################################################################
########################################################################
# Thanks to Zousar Shaker for writing the original version of this function
########################################################################
package Elc;
use strict;
# version number of module
my $VERSION = '1.0.0';
my $encopen = '\(';
my $enclose = '\)';
##############################################################################
# ParseLineEnd - See ParseLineEnd in filepp for full description of how this
# function works.
# This version differs from normal in that line is continued if line
# continuation character is at end of line or if there are more ('s on
# a line than )'s (not including \( and \) )
##############################################################################
sub ParseLineEnd
{
my $thisline = shift;
my $more = 0;
# check for normal style line continuation
($more, $thisline) = Filepp::ParseLineEnd($thisline);
# check if end of line has more open brackets than close brackets
my @Open = ($thisline =~/[^\\]\(/g);
my @Close = ($thisline =~ /[^\\]\)/g);
if($#Open > $#Close) {
$more = 1;
# remove newline and replace with single space
$thisline =~ s/\n\Z/\ /;
}
# if line has ended - deal with escaped brackets
if($more == 0) {
# replace '\(' and '\)' with '(' and ')'
$thisline =~ s/\\\(/\(/g;
$thisline =~ s/\\\)/\)/g;
}
return ($more, $thisline);
}
##############################################################################
# set elc as line contination function
##############################################################################
Filepp::SetParseLineEnd("Elc::ParseLineEnd");
return 1;
########################################################################
# End of file
########################################################################
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