Re: Use "$(MKDIR_P) sys", not race-prone "test -d sys || mkdir sys".

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Ralf Wildenhues <Ralf.Wildenhues@xxxxxx> writes:

> 	* lib/autoconf/programs.m4 (AC_PROG_MKDIR_P): Also
> 	AC_SUBST([MKDIR_P]), so that Automake < 1.10 will pick up its
> 	trace, if a package uses AC_PROG_MKDIR_P explicitly.  The actual
> 	substitution will still be done by the special code.
> 	Report by Jim Meyering.

Thanks, please apply, except please change this comment:

> +dnl In status.m4, we di special magic for MKDIR_P instead of AC_SUBST,
> +dnl to get relative names right.  However, here we also AC_SUBST, so
> +dnl that Automake versions before 1.10 will pick it up (they do not
> +dnl trace AC_SUBST_TRACE).

to this (just rewording):

dnl status.m4 does special magic for MKDIR_P instead of AC_SUBST,
dnl to get relative names right.  However, also AC_SUBST here so
dnl that Automake versions before 1.10 will pick it up (they do not
dnl trace AC_SUBST_TRACE).


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