Fix some bugs in replyfilter.

diff --git a/docs/replyfilter b/docs/replyfilter
index de81f87..8906652 100755 (executable)
--- a/docs/replyfilter
+++ b/docs/replyfilter
@@ -68,7 +68,13 @@ die "Usage: $0 Content-type content-transfer-encoding quote-prefix\n"
                                if $#ARGV != 2;
 
 if ($ARGV[0] ne "") {
-       $content_type = Mail::Field->new('Content-Type', $ARGV[0]);
+       my $ctype = Mail::Field->new('Content-Type', $ARGV[0]);
+       $content_type =  $ctype->type;
+       $charset = $ctype->charset;
+       $boundary = $ctype->boundary;
+} else {
+       $content_type = 'text/plain';
+       $charset = 'us-ascii';
 }
 
 $encoding = $ARGV[1] eq "" ? '7bit' : lc($ARGV[1]);
@@ -85,8 +91,8 @@ binmode(STDOUT, ":encoding($outcharset)");
 # to our format subroutine.
 #
 
-if ($ARGV[0] eq "" || $content_type->type eq 'text/plain') {
-       process_text(\*STDIN, $encoding, $content_type->charset);
+if ($content_type eq 'text/plain') {
+       process_text(\*STDIN, $encoding, $charset);
        exit 0;
 }
 
@@ -98,7 +104,7 @@ if ($ARGV[0] eq "" || $content_type->type eq 'text/plain') {
 # Put markers in the output for other content types.
 #
 
-($type) = (split('/', $content_type->type));
+($type) = (split('/', $content_type));
 
 if ($type eq 'multipart') {
 
@@ -107,9 +113,7 @@ if ($type eq 'multipart') {
        # Eat the MIME prologue (everything up until the first boundary)
        #
 
-       $boundary = $content_type->boundary;
-
-       if ($boundary eq '') {
+       if (! defined $boundary || $boundary eq '') {
                print "No boundary in Content-Type header!\n";
                eat_part(\*STDIN);
                exit 1;
@@ -127,8 +131,7 @@ if ($type eq 'multipart') {
        undef $boundary;
 }
 
-process_part(\*STDIN, $content_type->type, $encoding, $content_type->charset,
-            $boundary);
+process_part(\*STDIN, $content_type, $encoding, $charset, $boundary);
 
 if ($boundary) {
        #