#!/usr/bin/perl
+#
+# Copyright (C) 2013 Patrick "P. J." McDermott
+#
+# 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;
my $var_value;
if ($input eq $output and $input ne "-") {
- error(4, "Input and output files are equal\n");
+ warning("Input and output files are equal\n");
}
if ($input eq "-") {
if ($output eq "-") {
$output_fh = *STDOUT;
} else {
- if (not open($output_fh, ">", $output)) {
- error(4, "%s: %s\n", $output, $!);
+ if (not open($output_fh, ">", $output . "~")) {
+ error(4, "%s: %s\n", $output . "~", $!);
}
}
}
print($output_fh $ssi->process(<$input_fh>));
+
+ if ($input ne "-") {
+ close($input_fh);
+ }
+ if ($output ne "-") {
+ close($output_fh);
+ }
+
+ if (not rename($output . "~", $output)) {
+ error(4, "%s: %s\n", $output, $!);
+ }
}
main();