#!/usr/bin/perl
+# Copyright (C) 2011-2012 Simon Ruderich
+#
+# 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 3 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, see <http://www.gnu.org/licenses/>.
+
use strict;
use warnings;
# No battery available.
if (! -e $path) {
- exit;
+ exit 1;
}
my $screen_mode = (defined $ARGV[0] and $ARGV[0] eq '-s');
my %battery;
-open my $file, '<', $path;
+open my $file, '<', $path or die $!;
while (<$file>) {
/^POWER_SUPPLY_([A-Z_]+)=(.+)$/;
$battery{$1} = $2;
}
print "\005{+$color}$charge%\005{-}\n";
+
# Same in tmux mode.
} elsif ($tmux_mode) {
my $color;
print "#[fg=$color,bold]$charge%#[default]\n";
-# Just text output.
+# Plain text output.
} else {
print "$charge%\n";
}