On 07/08/17 18:49, Junio C Hamano wrote: > Phillip Wood <phillip.wood@xxxxxxxxxxxx> writes: > >> From: Phillip Wood <phillip.wood@xxxxxxxxxxxxx> >> >> If there was no 'Signed-off-by:' trailer but another trailer such as >> 'Reported-by:' then 'git am --signoff' would add a blank line between >> the existing trailers and the added 'Signed-off-by:' line. e.g. >> >> Rebase accepts '--rerere-autoupdate' as an option but only honors >> it if '-m' is also given. Fix it for a non-interactive rebase by >> passing on the option to 'git am' and 'git cherry-pick'. >> >> Reported-by: Junio C Hamano <gitster@xxxxxxxxx> >> >> Signed-off-by: Phillip Wood <phillip.wood@xxxxxxxxxxxxx> >> >> Fix by using the code provided for this purpose in sequencer.c. >> Change the tests so that they check the formatting of the >> 'Signed-off-by:' lines rather than just grepping for them. >> >> Signed-off-by: Phillip Wood <phillip.wood@xxxxxxxxxxxxx> >> --- >> I'm not sure if this should be calling ignore_non_trailer() or not - >> git commit does but git cherry-pick does not. This follows commit and >> cherry-pick in ignoring the value of trailer.ifExists for the signoff. >> I'm a bit surprised they do that - is it correct? > > These built-in "sign-off" machinery long predates the "trailer" > thing, so I am not surprised if they do not behave the same. I > vaguely recall having discussions on this earlier this year, but > details escape me. Ah, that explains it. I did a quick search on public-inbox but didn't turn up any obvious discussion about --signoff and trailer config. If that's the behavior people are used to then lets leave it as it is unless there is a call for it to be changed. > Asking Jonathan, who did a series that ends at 44dc738a ("sequencer: > add newline before adding footers", 2017-04-26), and Christian, who > is the original contirbutor to the "trailer" machinery, for input. >