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#*************************************************************************
#
# DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
#
# Copyright 2000, 2010 Oracle and/or its affiliates.
#
# OpenOffice.org - a multi-platform office productivity suite
#
# This file is part of OpenOffice.org.
#
# OpenOffice.org is free software: you can redistribute it and/or modify
# it under the terms of the GNU Lesser General Public License version 3
# only, as published by the Free Software Foundation.
#
# OpenOffice.org 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 Lesser General Public License version 3 for more details
# (a copy is included in the LICENSE file that accompanied this code).
#
# You should have received a copy of the GNU Lesser General Public License
# version 3 along with OpenOffice.org. If not, see
# <http://www.openoffice.org/license.html>
# for a copy of the LGPLv3 License.
#
#*************************************************************************
package installer::files;
use strict;
use warnings;
use installer::exiter;
use installer::logger;
############################################
# File Operations
############################################
sub check_file
{
my ($arg) = @_;
if(!( -f $arg ))
{
installer::exiter::exit_program("ERROR: Cannot find file $arg", "check_file");
}
}
sub read_file
{
my ($localfile) = @_;
my @localfile = ();
open( IN, "<$localfile" ) || installer::exiter::exit_program("ERROR: Cannot open file $localfile for reading", "read_file");
# Don't use "my @localfile = <IN>" here, because
# perl has a problem with the internal "large_and_huge_malloc" function
# when calling perl using MacOS 10.5 with a perl built with MacOS 10.4
while ( my $line = <IN> ) {
push @localfile, $line;
}
close( IN );
return \@localfile;
}
###########################################
# Saving files, arrays and hashes
###########################################
sub save_file
{
my ($savefile, $savecontent) = @_;
if ( open( OUT, ">$savefile" ) )
{
print OUT @{$savecontent};
close( OUT);
}
else
{
# it is useless to save a log file, if there is no write access
if ( $savefile =~ /\.log/ )
{
print "\n*************************************************\n";
print "ERROR: Cannot write log file $savefile, $!";
print "\n*************************************************\n";
exit(-1); # exiting the program to avoid endless loops
}
installer::exiter::exit_program("ERROR: Cannot open file $savefile for writing", "save_file");
}
}
###########################################
# Binary file operations
###########################################
sub read_binary_file
{
my ($filename) = @_;
my $file;
open( IN, "<$filename" ) || installer::exiter::exit_program("ERROR: Cannot open file $filename for reading", "read_binary_file");
binmode IN;
seek IN, 0, 2;
my $length = tell IN;
seek IN, 0, 0;
read IN, $file, $length;
close IN;
return $file;
}
sub save_binary_file
{
my ($file, $filename) = @_;
open( OUT, ">$filename" ) || installer::exiter::exit_program("ERROR: Cannot open file $filename for writing", "save_binary_file");
binmode OUT;
print OUT $file;
close OUT;
}
1;
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