Re: [PATCH v2 01/10] sequencer.c: remove broken support for rfc2822 continuation in footer

2013-01-22 Thread Brandon Casey
On Mon, Jan 21, 2013 at 11:54 PM, Jonathan Nieder jrnie...@gmail.com wrote: Hi, Brandon Casey wrote: --- a/sequencer.c +++ b/sequencer.c [...] @@ -1042,13 +1041,8 @@ static int ends_rfc2822_footer(struct strbuf *sb, int ignore_footer) Git is checking if (sb-buf) ends with a

Re: [PATCH v2 01/10] sequencer.c: remove broken support for rfc2822 continuation in footer

2013-01-22 Thread Jonathan Nieder
Brandon Casey wrote: On Mon, Jan 21, 2013 at 11:54 PM, Jonathan Nieder jrnie...@gmail.com wrote: First (snipped), it seeks back two newlines from the end and then forward to the next non-newline character, so (buf + i) is at the start of the last line of (the interesting part of) sb. Did

Re: [PATCH v2 01/10] sequencer.c: remove broken support for rfc2822 continuation in footer

2013-01-22 Thread Jonathan Nieder
Jonathan Nieder wrote: Here is the loop in master: int hit = 0; [...] for (i = len - 1; i 0; i--) { if (hit buf[i] == '\n') break; hit = (buf[i] == '\n'); } I don't see any adjacency check. Of course that's

Re: [PATCH v2 01/10] sequencer.c: remove broken support for rfc2822 continuation in footer

2013-01-22 Thread Jonathan Nieder
Brandon Casey wrote: On Mon, Jan 21, 2013 at 11:54 PM, Jonathan Nieder jrnie...@gmail.com wrote: - if ((buf[k] == ' ' || buf[k] == '\t') !first) - continue; This is always the first line examined, so this continue never triggers. This is just totally

Re: [PATCH v2 01/10] sequencer.c: remove broken support for rfc2822 continuation in footer

2013-01-22 Thread Jonathan Nieder
Jonathan Nieder wrote: line) instead of buf[i] is a whitespace character. So for example, it confuses the following for a well-formed RFC2822 footer: Luckily it doesn't, since the final continuation line is not followed by whitespace. I should have said: ... is a

Re: [PATCH v2 01/10] sequencer.c: remove broken support for rfc2822 continuation in footer

2013-01-22 Thread Brandon Casey
On Tue, Jan 22, 2013 at 1:49 AM, Jonathan Nieder jrnie...@gmail.com wrote: Jonathan Nieder wrote: Here is the loop in master: int hit = 0; [...] for (i = len - 1; i 0; i--) { if (hit buf[i] == '\n') break; hit = (buf[i] ==

[PATCH v2 01/10] sequencer.c: remove broken support for rfc2822 continuation in footer

2013-01-21 Thread Brandon Casey
Commit c1e01b0c generalized the detection of the last paragraph signed-off-by footer and used rfc2822 as a guideline. Support for rfc2822 style continuation lines was also implemented, but not correctly, so it has never detected a line beginning with space or tab as a continuation of the previous

Re: [PATCH v2 01/10] sequencer.c: remove broken support for rfc2822 continuation in footer

2013-01-21 Thread Jonathan Nieder
Hi, Brandon Casey wrote: --- a/sequencer.c +++ b/sequencer.c [...] @@ -1042,13 +1041,8 @@ static int ends_rfc2822_footer(struct strbuf *sb, int ignore_footer) Git is checking if (sb-buf) ends with a Signed-off-by: style line. If it doesn't, it will need to add an extra blank line before