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#-*- perl -*-
#
# Copyright (C) 2001,2002 Ken'ichi Fukamachi
# All rights reserved. This program is free software; you can
# redistribute it and/or modify it under the same terms as Perl itself.
#
# $FML: replace.pl,v 1.5 2002/04/01 23:41:15 fukachan Exp $
#
use strict;
use Carp;
my $org_file = "/etc/passwd";
my $file = "/tmp/passwd";
my $tmpf = "/tmp/passwd.tmp";
my $map = "file:". $file;
my $regexp = '^root';
my $value = '@root';
exit 0;
### MAIN ###
print "${map}->replace() ";
# prepare
system "sed 1d $org_file > $tmpf";
system "cp $org_file /tmp/";
# append
use IO::Adapter;
my $obj = new IO::Adapter $map;
$obj->replace( $regexp, $value ) || croak("cannot add to $map");
if ($obj->error) { croak( $obj->error );}
# verify the result
# assemble the original from the replaced line and modified file itself.
my $newbuf = GetContent($file);
my $expbuf = $value . "\n". GetContent($tmpf);
if ($expbuf eq $newbuf) {
print " ... ok\n";
}
else {
print " ... fail\n";
system "diff -ub $org_file $file";
}
$map = 'unix.group:fml';
print "${map}->replace() ... ";
$obj = new IO::Adapter $map;
eval q{ $obj->replace( $regexp, $value ); };
if ($@) {
print "ok\n"; # XXX fail (non null $@) is ok here.
}
else {
print "fail" unless $@;
print "<", $obj->error, ">" if $obj->error;
print "\n";
}
exit 0;
sub GetContent
{
my ($file) = @_;
my $buf;
use FileHandle;
my $fh = new FileHandle $file;
while (<$fh>) { $buf .= $_;}
close($fh);
$buf;
}
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