dnl fflas-ffpack miscellaneous functonnnalities
dnl Copyright (c) fflas-ffpack
dnl This file comes from LinBox' linbox-misc.m4
dnl
dnl Copyright(c)'2011 FFLAS-FFPACK
dnl Written by Brice Boyer (briceboyer) <boyer.brice@gmail.com>
dnl
dnl ========LICENCE========
dnl This file is part of the library FFLAS-FFPACK.
dnl
dnl FFLAS-FFPACK is free software: you can redistribute it and/or modify
dnl it under the terms of the  GNU Lesser General Public
dnl License as published by the Free Software Foundation; either
dnl version 2.1 of the License, or (at your option) any later version.
dnl
dnl This library is distributed in the hope that it will be useful,
dnl but WITHOUT ANY WARRANTY; without even the implied warranty of
dnl MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
dnl Lesser General Public License for more details.
dnl
dnl You should have received a copy of the GNU Lesser General Public
dnl License along with this library; if not, write to the Free Software
dnl Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
dnl ========LICENCE========
dnl/




AC_DEFUN([FF_MISC],
[

AC_ARG_WITH(default,
[AC_HELP_STRING([--with-default=<path>], [Add <path> to the default path for external package
  		        checking. Set as default with /usr and /usr/local.
])],
	    [if test "$withval" = yes ; then
			echo "Default path = /usr /usr/local"
			DEFAULT_CHECKING_PATH="/usr /usr/local"
	      else
			echo "Default path = $withval /usr /usr/local"
			DEFAULT_CHECKING_PATH="$withval /usr /usr/local"
	     fi
	     ],
	     [
		echo "Default path = /usr /usr/local"
		DEFAULT_CHECKING_PATH="/usr /usr/local"
             ])


AC_ARG_WITH(all,
[AC_HELP_STRING([--with-all= <path>|yes|no], [Use all external packages. If the argument is no,
  	      		   you not sure that all libraries are reachable with
			   the default path. If the argument is yes or <empty>,
			   that means that all libraries are reachable with the
			   default path. Otherwise add <path> to default path
			   and enable all external packages.
])],
	    [if test "$withval" = yes ; then
			check_all="yes"
			echo "Checking all external packages in ${DEFAULT_CHECKING_PATH}"

	      elif test "$withval" != no ; then
			check_all="yes"
			DEFAULT_CHECKING_PATH="$withval ${DEFAULT_CHECKING_PATH}"
			echo "Checking all external packages in ${DEFAULT_CHECKING_PATH}"
	     fi
	     ],
	     [])

if test -n "$check_all"; then

	GMP_HOME_PATH="${DEFAULT_CHECKING_PATH}"
	GIVARO_HOME_PATH="${DEFAULT_CHECKING_PATH}"
#   NTL_HOME_PATH="${DEFAULT_CHECKING_PATH}"
#	LIDIA_HOME_PATH="${DEFAULT_CHECKING_PATH}"
#	SACLIB_HOME_PATH="${DEFAULT_CHECKING_PATH}"
#	MAPLE_HOME_PATH="${DEFAULT_CHECKING_PATH} unknown"
#	EXPAT_HOME_PATH="${DEFAULT_CHECKING_PATH}"
	BLAS_HOME_PATH="${DEFAULT_CHECKING_PATH}"
fi


])