Hi: On Fri, Jan 9, 2009 at 6:49 PM, Junio C Hamano <gitster@xxxxxxxxx> wrote: > I do not see anything special you do for "one commit" case in your patch, > yet the proposed commit message keeps stressing "-1", which puzzles me. I was trying to address Alexander's concerns he brought up previously in the thread. > Wouldn't it suffice to simply say something like: > > You need to explicitly ask for --root to obtain a patch for the root > commit. This may have been a good way to make sure that the user > realizes that a patch from the root commit won't be applicable to a > history with existing data, but we should assume the user knows what > he is doing when the user explicitly specifies a range of commits that > includes the root commit. > Indeed it would. I was giving a specific case that shows what problem this patch addresses. > Three issues. > > - The "if(){" violates style by not having one SP before "(" and after ")", > and surrounds a single statement with needless { } pair. You need one SP > on each side of the = (assignment) as well. > > - Because rev.show_root_diff is a no-op for non-root commit anyway, I do not > think you even want a conditional there. > > - It is a bad style to muck with rev.* while it is actively used for > iteration (note that the above part is in a while loop that iterates over > &rev). Thanks for the advice. I shall adhere to it next time I submit a patch. > I think the attached would be a better patch. We already have a > configuration to control if we show the patch for a root commit by > default, and we can use reuse it here. The configuration defaults to true > these days. I did not realize this configuration was available. The patch below is much more elegant. > Because the code before the hunk must check if the user said "--root > commit" or just "commit" from the command line and behave quite > differently by looking at rev.show_root_diff, we cannot do this assignment > before the command line parsing like other commands in the log family. > > builtin-log.c | 8 ++++++++ > 1 files changed, 8 insertions(+), 0 deletions(-) > > diff --git c/builtin-log.c w/builtin-log.c > index 4a02ee9..2d2c111 100644 > --- c/builtin-log.c > +++ w/builtin-log.c > @@ -935,6 +935,14 @@ int cmd_format_patch(int argc, const char **argv, const char *prefix) > * get_revision() to do the usual traversal. > */ > } > + > + /* > + * We cannot move this anywhere earlier because we do want to > + * know if --root was given explicitly from the comand line. > + */ > + if (default_show_root) > + rev.show_root_diff = 1; > + > if (cover_letter) { > /* remember the range */ > int i; > Thanks, Nathan Panike -- 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