##### http://autoconf-archive.cryp.to/ac_as_mkdir_p.html
#
# OBSOLETE MACRO
#
#   Autoconf 2.5x makes this unnecessary.
#
# SYNOPSIS
#
#   AC_AS_MKDIR_P(PATH)
#
# DESCRIPTION
#
#   this is the macro AS_MKDIR_P from autoconf 2.4x defined here for
#   use in autoconf 2.1x, remove the AC_ when you use 2.4x
#
# LAST MODIFICATION
#
#   2006-10-13
#
# COPYLEFT
#
#   Copyright (c) 2006 Guido U. Draheim <guidod@gmx.de>
#
#   This program is free software; you can redistribute it and/or
#   modify it under the terms of the GNU General Public License as
#   published by the Free Software Foundation; either version 2 of the
#   License, or (at your option) any later version.
#
#   This program is distributed in the hope that it will be useful, but
#   WITHOUT ANY WARRANTY; without even the implied warranty of
#   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
#   General Public License for more details.
#
#   You should have received a copy of the GNU General Public License
#   along with this program; if not, write to the Free Software
#   Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
#   02111-1307, USA.
#
#   As a special exception, the respective Autoconf Macro's copyright
#   owner gives unlimited permission to copy, distribute and modify the
#   configure scripts that are the output of Autoconf when processing
#   the Macro. You need not follow the terms of the GNU General Public
#   License when using or distributing such scripts, even though
#   portions of the text of the Macro appear in them. The GNU General
#   Public License (GPL) does govern all other use of the material that
#   constitutes the Autoconf Macro.
#
#   This special exception to the GPL applies to versions of the
#   Autoconf Macro released by the Autoconf Macro Archive. When you
#   make and distribute a modified version of the Autoconf Macro, you
#   may extend this special exception to the GPL to apply to your
#   modified version as well.

AC_DEFUN([AC_AS_MKDIR_P],[dnl
case $1 in
  \\*)   ac_incr_dir=\\;;
  ?:\\*) ac_incr_dir=\\;; # ouch
  /*)    ac_incr_dir=/;;
  ?:/*)  ac_incr_dir=/;; # ouch
  *)     ac_incr_dir=.;;
esac
as_dummy=$1
for as_mkdir_dir in `echo $ac_dummy | sed -e 'y:\\/:  :'`; do
  case $as_mkdir_dir in
    # Skip DOS drivespec
    ?:) as_incr_dir=$as_mkdir_dir ;;
    *)
      as_incr_dir=$as_incr_dir/$as_mkdir_dir
      test -d "$as_incr_dir" || mkdir "$as_incr_dir"
    ;;
  esac
done
])