send-email: 'References:' should only reference what is sent

diff --git a/git-send-email.perl b/git-send-email.perl
index 172b53c2d5b8ccad6a1bee592bccbe27d8f3127c..43f956b780846471742b6f486a3a558930d4ebd1 100755 (executable)
--- a/git-send-email.perl
+++ b/git-send-email.perl
@@ -529,7 +529,7 @@ ($)
 
        print C <<EOT;
 From $tpl_sender # This line is ignored.
-GIT: Lines beginning in "GIT: " will be removed.
+GIT: Lines beginning in "GIT:" will be removed.
 GIT: Consider including an overall diffstat or table of contents
 GIT: for the patch you are writing.
 GIT:
@@ -562,7 +562,7 @@ ($)
        my $in_body = 0;
        my $summary_empty = 1;
        while(<C>) {
-               next if m/^GIT: /;
+               next if m/^GIT:/;
                if ($in_body) {
                        $summary_empty = 0 unless (/^\n$/);
                } elsif (/^\n$/) {
@@ -796,6 +796,10 @@ sub sanitize_address
 
 }
 
+# Returns 1 if the message was sent, and 0 otherwise.
+# In actuality, the whole program dies when a there
+# is an error sending a message.
+
 sub send_message
 {
        my @recipients = unique_email_list(@to);
@@ -864,7 +868,7 @@ sub send_message
                         default => $ask_default);
                die "Send this email reply required" unless defined $_;
                if (/^n/i) {
-                       return;
+                       return 0;
                } elsif (/^q/i) {
                        cleanup_compose_files();
                        exit(0);
@@ -945,7 +949,7 @@ sub send_message
                $smtp->data or die $smtp->message;
                $smtp->datasend("$header\n$message") or die $smtp->message;
                $smtp->dataend() or die $smtp->message;
-               $smtp->ok or die "Failed to send $subject\n".$smtp->message;
+               $smtp->code =~ /250|200/ or die "Failed to send $subject\n".$smtp->message;
        }
        if ($quiet) {
                printf (($dry_run ? "Dry-" : "")."Sent %s\n", $subject);
@@ -966,6 +970,8 @@ sub send_message
                        print "Result: OK\n";
                }
        }
+
+       return 1;
 }
 
 $reply_to = $initial_reply_to;
@@ -1126,10 +1132,10 @@ sub send_message
 
        @cc = (@initial_cc, @cc);
 
-       send_message();
+       my $message_was_sent = send_message();
 
        # set up for the next message
-       if ($chain_reply_to || !defined $reply_to || length($reply_to) == 0) {
+       if ($message_was_sent and $chain_reply_to || not defined $reply_to || length($reply_to) == 0) {
                $reply_to = $message_id;
                if (length $references > 0) {
                        $references .= "\n $message_id";