1dnl Copyright (C) 2007-2015 Free Software Foundation, Inc. 2dnl This file is free software; the Free Software Foundation 3dnl gives unlimited permission to copy and/or distribute it, 4dnl with or without modifications, as long as this notice is preserved. 5 6# AC_PROG_MKDIR_P 7# is a backport of autoconf-2.60's AC_PROG_MKDIR_P, with a fix 8# for interoperability with automake-1.9.6 from autoconf-2.62. 9# Remove this macro when we can assume autoconf >= 2.62 or 10# autoconf >= 2.60 && automake >= 1.10. 11# AC_AUTOCONF_VERSION was introduced in 2.62, so use that as the witness. 12m4_ifndef([AC_AUTOCONF_VERSION],[ 13m4_ifdef([AC_PROG_MKDIR_P], [ 14 dnl For automake-1.9.6 && autoconf < 2.62: Ensure MKDIR_P is AC_SUBSTed. 15 m4_define([AC_PROG_MKDIR_P], 16 m4_defn([AC_PROG_MKDIR_P])[ 17 AC_SUBST([MKDIR_P])])], [ 18 dnl For autoconf < 2.60: Backport of AC_PROG_MKDIR_P. 19 AC_DEFUN_ONCE([AC_PROG_MKDIR_P], 20 [AC_REQUIRE([AM_PROG_MKDIR_P])dnl defined by automake 21 MKDIR_P='$(mkdir_p)' 22 AC_SUBST([MKDIR_P])])]) 23]) 24