Re: Making MKDIR_P Directory Rule like Emacs using ${trgdir}

On Tuesday, April 28th, 2026 at 2:22 AM, [email protected] <[email protected]> wrote:

> Heime <[email protected]> writes:
> 
> > On Tuesday, April 28th, 2026 at 1:06 AM, Eli Zaretskii <[email protected]> wrote:
> >
> >> > Date: Mon, 27 Apr 2026 11:14:50 +0000
> >> > From: Heime <[email protected]>
> >> >
> >> > In the Emacs documentation makefile, this makes the directory
> >> > where the resulting emacs.info file is placed
> >> >
> >> > MKDIR_P = @MKDIR_P@
> >> > ${buildinfodir}:
> >> > 	${MKDIR_P} $@
> >> >
> >> > In my case, I want the info file to exist in the build directory
> >> > target stored in trgdir.  What recipe shall I use to make
> >> > trgdir if it does not exist?
> >> >
> >> > ${trgdir}:
> >> > 	${MKDIR_P} $@
> >>
> >> Yes.
> >
> > What is ${MKDIR_P} and what command is it?
> >
> 
> 1. It is set by autoconf.  There is a mailing list for
>    questions about it here:
> 
>    https://lists.gnu.org/mailman/listinfo/autoconf/
> 
>    "The list can be used to discuss the Autoconf build
>     system. The discussion can range from simple "how-to"
>     questions up to future directions for this tool."
> 
>     [email protected]

I do not plan to use Autoconf because the documentation has no
specific operating system settings.
 
> 2. An alternative is not to use the Emacs files because they
>    are large and complex.  Instead, use the ‘make’ user
>    manual (Info or man) and write simple recipes, asking
>    questions as needed at the ‘make’ mailing list.

Yes, but I am using to help me, but without using Autoconf.

Would a standard mkdir command do what is needed?
 
> --
> The lyf so short, the craft so long to lerne.
> - Geoffrey Chaucer, The Parliament of Birds.
> 
>