On 18.07.15 14:23, Paul Mackerras wrote: > On Fri, Jul 17, 2015 at 08:30:24AM -0700, Junio C Hamano wrote: >> Paul Mackerras <paulus@xxxxxxxxx> writes: >> >>> We have an item in the preferences menu to control the SHA1 length >>> that is automatically selected when going to a new commit. It's >>> stored in the variable $autosellen. That seems like it would be a >>> reasonable choice for the SHA1 length to use here. >> >> Reusing a configuration that is used to control something similar >> sounds sensible to me. >> >>> The only possible >>> problem is that it defaults to 40 and so might give an overly long >>> result for some users. Maybe you could use $autosellen but limit it >>> to at most 12 or 16 or something like that. >> >> How is the thing that is "automatically selected when going to a new >> commit" used by the end user? What is the reason why people may >> want to configure it? I understand that this is the string that >> goes into the selection buffer, so presumably people are using this >> selection to paste elsewhere? If so, that sounds like very similar >> to Beat's use case---perhaps if 40 is too long for Beat's use case >> as a sensible default, then it is also too long for its original use >> case? > > It's used for pasting into commit messages and emails, and it's used > for pasting onto the command line when typing git commands. For the > second, the length doesn't matter; the limit was added for the first > case. > >> Or do you expect it to be common to want to use autosellen set to 40 >> and Beat's abbrev len set to much shorter, e.g. 16? If so they may >> deserve two different settings, with different defaults. > > I would think that if $autosellen is 40 it's almost certainly because > the user hasn't found that control in the preferences window. :) > >> Artificially limiting it to 12 or 16 does not sound all that >> sensible, though. > > Adding --abbrev=$autosellen if $autosellen is not 40 sounds like it > would do what we want. That's exactly what I did in v4 of the patch: http://article.gmane.org/gmane.comp.version-control.git/274161 Thanks, Beat -- To unsubscribe from this list: send the line "unsubscribe git" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html