/usr/share/perl5/EBox/Sysfs.pm is in zentyal-common 2.3.9+quantal1.
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 | # Copyright (C) 2010-2012 eBox Technologies S.L.
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License, version 2, as
# published by the Free Software Foundation.
#
# 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
package EBox::Sysfs;
use strict;
use warnings;
use base 'Exporter';
our @EXPORT_OK = qw(read_value);
# Function: read_value
#
# Reads a value from a sysfs file
#
# Parameters:
#
# sysfs_path - Path to sysfs file
#
# Returns:
#
# A string with the first line of the sysfs file
sub read_value # (sysfs_path)
{
my ($sysfs_path) = @_;
open(my $sysfs_file, '<', $sysfs_path);
my $value = <$sysfs_file>;
close($sysfs_file);
$value =~ s/\s+$//;
return $value;
}
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