configure.ac

## Copyright (C) 2011 X. Andrade <xavier@tddft.org>
## 
## FortranCL is free software: you can redistribute it and/or modify
## it under the terms of the GNU Lesser General Public License as published by
## the Free Software Foundation, either version 3 of the License, or
## (at your option) any later version.
##
## FortranCL 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 Lesser General Public License for more details.
##
## You should have received a copy of the GNU Lesser General Public License
## along with this program.  If not, see <http://www.gnu.org/licenses/>.
##
## $Id$

AC_INIT([FortranCL],[0.1alpha3],[xavier@tddft.org],[fortrancl])
AC_CONFIG_SRCDIR([src/cl.f90])
AM_INIT_AUTOMAKE

AC_CONFIG_HEADERS([config.h])
AC_CONFIG_MACRO_DIR([m4])

# Installation prefix by default
AC_PREFIX_DEFAULT([/usr/local])

# who am i
AC_CANONICAL_HOST

# Checks for programs.
AC_PROG_INSTALL
AC_PROG_LN_S
AC_PROG_MAKE_SET
AC_PROG_YACC
AC_PROG_SED

AC_PROG_CC
LT_INIT([disable-shared])

# Set proper version
# http://www.gnu.org/software/libtool/manual/html_node/Updating-version-info.html
AC_SUBST([FORTRANCL_SO_VERSION], [0:0:0])
#AC_SUBST([FORTRANCL_API_VERSION], [1.1])   # set to proper API OpenCL version

# Checks for header files.
AC_HEADER_STDC

# Checks for typedefs, structures, and compiler characteristics.
AC_C_CONST

# Checks for library functions.
AC_PROG_GCC_TRADITIONAL
AC_FUNC_STAT

ACX_PTHREAD
AX_CHECK_CL

if test "X$no_cl" = "Xyes"; then
  AC_MSG_FAILURE([You need OpenCL])
fi

CFLAGS="$CFLAGS $CL_CFLAGS"
LIBS="$LIBS $CL_LIBS"

AC_PROG_FC([], Fortran 90)

if test x"$FC" = x; then
  AC_MSG_ERROR([Cannot find a Fortran compiler.])
fi

acx_save_fcflags="${FCFLAGS}"
AC_LANG_PUSH(Fortran)
AC_FC_SRCEXT(f90)
FCFLAGS="${acx_save_fcflags}"

ACX_FCFLAGS

dnl how Fortran mangles function names
AC_FC_WRAPPERS
acx_save_libs="${LIBS}"
LIBS="${FCEXTRALIBS} $FCLIBS"

AX_F90_MODULE_EXTENSION
AX_F90_MODULE_FLAG
F90_MODULE_FLAG=$ax_cv_f90_modflag
AC_SUBST([F90_MODULE_FLAG])

AC_SUBST(ax_cv_f90_modext)
AM_CONDITIONAL(F90_MOD_UPPERCASE, [test x$ax_f90_mod_uppercase = xyes])

AC_CONFIG_FILES([Makefile
                 src/Makefile
                 examples/Makefile
                 testsuite/Makefile
                 fortrancl.pc])

AC_OUTPUT