Re: [PATCH v3 3/4] Provide a dirname() function when NO_LIBGEN_H=YesPlease

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Hi Eric & Junio,

On Mon, 11 Jan 2016, Junio C Hamano wrote:

> Eric Sunshine <sunshine@xxxxxxxxxxxxxx> writes:
> 
> > I wonder if this would be a bit easier to follow if it was structured
> > something like this:
> >
> >     static struct strbuf buf = STRBUF_INIT;
> >
> >     if ((dos_drive_prefix = skip_dos_drive_prefix(&p)) && !*p)
> >         goto dot;
> >
> >     ...
> >     if (is_dir_sep(*p)) {
> >         ...
> >     }
> >     ...
> >     while ((c = *(p++)))
> >         ...
> >
> >     if (slash) {
> >         *slash = '\0';
> >         return path;
> >     }
> >
> >     dot:
> >     strbuf_reset(&buf);
> >     strbuf_addf(&buf, "%.*s.", dos_drive_prefix, path);
> >     return buf.buf;
> 
> I'll queue the one from Dscho as-is for today, but avoiding the
> "jump back to a place where it happens to have an identical clean-up
> that need to happen" and defining the clean-up path at the end like
> this would probably be easier to follow.  It certainly would have
> saved one comment in the previous review cycle from me.

Thanks! I changed it and will mail out v4 shortly.

Ciao,
Dscho
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