X-Git-Url: https://diplodocus.org/git/nmh/blobdiff_plain/2dcf8c5effd7a1baff888daecf387d8387e0cc43..8f0a7e37be571d7cf8152306ed1e8f1c03ba15ec:/docs/contrib/replyfilter

diff --git a/docs/contrib/replyfilter b/docs/contrib/replyfilter
index a080710d..8e591bd0 100755
--- a/docs/contrib/replyfilter
+++ b/docs/contrib/replyfilter
@@ -321,7 +321,7 @@ sub process_text (*$$;$)
 	# Send our input to the filter program
 	#
 
-	if (defined %filterreplace) {
+	if (%filterreplace) {
 		foreach my $match (keys %filterreplace) {
 			 $text =~ s/$match/$filterreplace{$match}/g;
 		}
@@ -661,15 +661,15 @@ sub null_decoder ($)
 
 sub match_boundary($$)
 {
-	my ($_, $boundary) = @_;
+	my ($line, $boundary) = @_;
 
 	return if ! defined $boundary;
 
-	if (substr($_, 0, 2) eq '--') {
-		s/[ \t\r\n]+\Z//;
-		if ($_ eq "--$boundary") {
+	if (substr($line, 0, 2) eq '--') {
+		$line =~ s/[ \t\r\n]+\Z//;
+		if ($line eq "--$boundary") {
 			return 'EOP';
-		} elsif ($_ eq "--$boundary--") {
+		} elsif ($line eq "--$boundary--") {
 			return 'EOM';
 		}
 	}