Hi,

On Tue, 25 Sep 2007, Michal Vitecek wrote:

quoted text
>  Hello again,
> 
> Michal Vitecek wrote:
> > Junio C Hamano wrote:
> >>>>>>> I made it because I want to use my own pretty format which currently 
> >>>>>>> only allows '%s' for subject and '%b' for body. But '%b' is 
> >>>>>>> substituted with <undefined> if the body is "missing" which I 
> >>>>>>> obviously don't like :)
> >>>>>> Then you should fix %b not to show "<undefined>".
> >>>>>  I'll do it if it is okay. Shall I do the same for the other
> >>>>>  placeholders as well?
> >>>> Yeah.  Don't know why I did it that way.
> >>>  Here comes the big patch :)
> >> Now, this breaks t6006 which needs this patch.
> >
> > Oops - I'm sorry about that. I ran the test suite (1.5.3.1) but it failed 
> > in 2 tests before the patch and in 2 tests after it so I considered it 
> > okay.
> >
> >> Looking at this patch, I am not sure if your change is really a
> >> desirable one --- shouldn't it be removing the line itself, not
> >> just <unknown> token?
> >
> > This sounds as the best solution. I'll look into it. Thanks for your time.
> 
>  Here comes the patch. I hope it will be ok this time :) Thanks.
> 
>  Don't use "<unknown>" for unknown values of placeholders and suppress
>  printing of empty user formats.
> 
> ---

Please move the discussion which should not be in the commit message 
_after_ the "---".

quoted text
> diff --git a/builtin-rev-list.c b/builtin-rev-list.c
> index 3894633..1de981d 100644
> --- a/builtin-rev-list.c
> +++ b/builtin-rev-list.c
> @@ -85,7 +85,8 @@ static void show_commit(struct commit *commit)
>  		pretty_print_commit(revs.commit_format, commit, ~0,
>  				    &buf, &buflen,
>  				    revs.abbrev, NULL, NULL, revs.date_mode);
> -		printf("%s%c", buf, hdr_termination);
> +                if (strlen(buf))
> +                    printf("%s%c", buf, hdr_termination);

We use tabs for indentation, not spaces.

Also, instead of the expensive "strlen(buf)", you rather want to check "if 
(*buf)".

quoted text
> diff --git a/log-tree.c b/log-tree.c
> index a642371..5653332 100644
> --- a/log-tree.c
> +++ b/log-tree.c
> @@ -298,7 +299,8 @@ void show_log(struct rev_info *opt, const char *sep)
>  	if (opt->show_log_size)
>  		printf("log size %i\n", len);
>  
> -	printf("%s%s%s", msgbuf, extra, sep);
> +        if (strlen(msgbuf))
> +            printf("%s%s%s", msgbuf, extra, sep);

Again, "if (*msgbuf)" is way more efficient.

Ciao,
Dscho

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