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#!/usr/bin/perl -w
#
# Version: 0.01 last modify: 10/21/2001 jam
#
# Description:
# Read data stream from <stdin> and modify some stuff and
# write it to <stdout>. Here we use it only for the kdmrc file.
#
# Copyright (C) 2000 Stephan Lauffer <lauffer@ph-freiburg.de>
#
# 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.
#
# 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; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
#
use strict;
my ($section);
$section="";
# Read from <stdin>
#
while (<STDIN>) {
# remove the newline character
#
chomp;
# Check if the line looks like the beginning of a new section.
# These sections are included in the brackets like this: [xdmcp]
#
if (/\[(\w+)\]/) {
# store the found section name in variable $section
#
$section = $1;
# print this line to <stdout> and look for the next line
#
print ("$_\n");
next;
}
# If we're in section "xdmcp", change the option-value pair
# Enable=0 to Enable=1
#
if ("$section" eq "Xdmcp") {
if ($_ =~ s/Enable\s*=\s*false\s*/Enable=true/) {
# now the work is done... to disable all further
# test for s/Enable\... set the $sectin to anything
# but "xdmcp"
#
$section="nothing more to grep for...";
}
# print this line to <stdout> and look for the next line
#
print ("$_\n");
next;
}
# If we don't change the line, print the "original" to
# stdout.
#
print ("$_\n");
}
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