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Re: Make git-send-email detect mbox-style patches more readily

From
Junio C Hamano <junkio@cox.net>
Date
Oct 7, 2006, 10:09 UTC
Message-ID
<7vy7rssaim.fsf@assigned-by-dhcp.cox.net>
In-Reply-To
<20061006202414.GR2563@parisc-linux.org>
Matthew Wilcox <matthew@wil.cx> writes:
Show 8 quoted lines
> Earlier today, I embarrassed myself by trying to construct a patch that
> git-send-email would send, and I missed out the putting
>
> From garbage
>
> line on the front, which led it to send the patches with a
> Subject: From: Matthew Wilcox <matthew@wil.cx>
> line.  Bad.

I do not mind this patch per-se, but what do you prepare your patch with? Straight "diff -pu" between two directories? quilt?

Since the command deals with two formats (mbox and "send lots of email"), I am wondering if it would be bettern to loosen the regexp you used further to catch something like this:

	/^[-A-Za-z]+:\s/

The reason why I suspect it would be better to do this loosening is because I've queued the patch I did yesterday for Len to allow the prepared patch file to contain custom header fields, not just the set of headers hardcoded in the send-email script.

The second line in the "send lots of email" format is e-mail subject, and it is conceivable that would match the above pattern, so this may not be workable, though.

Maybe something like this?
diff --git a/git-send-email.perl b/git-send-email.perl
index 3f50aba..ed8652c 100755
--- a/git-send-email.perl
+++ b/git-send-email.perl
@@ -472,15 +472,21 @@ foreach my $t (@files) {
 
 	my $author_not_sender = undef;
 	@cc = @initial_cc;
-	my $found_mbox = 0;
+	my $input_format = undef;
 	my $header_done = 0;
 	$message = "";
 	while(<F>) {
 		if (!$header_done) {
-			$found_mbox = 1, next if (/^From /);
+			if (/^From /) {
+				$input_format = 'mbox';
+				next;
+			}
 			chomp;
+			if (!defined $input_format && /^[-A-Za-z]+:\s/) {
+				$input_format = 'mbox';
+			}
 
-			if ($found_mbox) {
+			if (defined $input_format && $input_format eq 'mbox') {
 				if (/^Subject:\s+(.*)$/) {
 					$subject = $1;
 
@@ -502,6 +508,7 @@ foreach my $t (@files) {
 				# line 1 = cc
 				# line 2 = subject
 				# So let's support that, too.
+				$input_format = 'lots';
 				if (@cc == 0) {
 					printf("(non-mbox) Adding cc: %s from line '%s'\n",
 						$_, $_) unless $quiet;
Previous: Matthew Wilcox
Message 2 of 2 in “Make git-send-email detect mbox-style patches more readily”
  1. Matthew WilcoxOct 6, 2006
  2. Junio C HamanoOct 7, 2006

Read the whole thread, see it on lore, or plain text.

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