Re: [RFC/PATCH] revision.c: add --format option for 'git log'

[Felipe Contreras <felipe.contreras@gmail.com>]

On Sun, Feb 22, 2009 at 6:49 PM, Junio C Hamano <gitster@pobox.com> wrote:
> Felipe Contreras <felipe.contreras@gmail.com> writes:
>
>> --format=:foo is a shorthand for --pretty=tformat:foo, otherwise this
>> new option acts just like --pretty=foo, except it's more intuitive for
>> users of 'git log'.
>
> It's been quite a long time since the earlier discussion, but I wonder why
> you need the colon before "foo" for this new shorthand.  I *think* you are
> also introducing "--format=short" as a synonym to "--pretty=short", but
> I do not think it is necessary.

Well, my hope was to replace --pretty=short with --format=short, but
you said that would break other scripts.

>> As discussed in the mailing list, this is implemented as an undocumented
>> option.
>
> Maybe somebody wants to document it.

Ah, I would gladly add the documentation, shall I write that it's an
'alternative' option similar to --pretty?

> Needs trivial tests.

All right.

>> +     } else if (!prefixcmp(arg, "--format=")) {
>> +             char *modified = NULL;
>> +             revs->verbose_header = 1;
>> +             if (arg[9] == ':') {
>> +                     modified = xmalloc(strlen(arg+9) + 7 + 1);
>> +                     strcpy(modified, "tformat");
>> +                     strcat(modified, arg+9);
>> +             }
>> +             get_commit_format(modified ? modified : arg+9, revs);
>> +             free(modified);
>
>        struct strbuf fmt = STRBUF_INIT;
>        revs->verbose_header = 1;
>        strbuf_addf(&fmt, "tformat:%s", arg + 9);
>        get_commit_format(fmt.buf, revs);
>        strbuf_release(&fmt);

Ah, I felt there must be a utility like that but I couldn't find
examples of that. Thanks.

-- 
Felipe Contreras