cannam@127: /*
cannam@127:  * Copyright (c) 2003, 2007-14 Matteo Frigo
cannam@127:  * Copyright (c) 2003, 2007-14 Massachusetts Institute of Technology
cannam@127:  *
cannam@127:  * This program is free software; you can redistribute it and/or modify
cannam@127:  * it under the terms of the GNU General Public License as published by
cannam@127:  * the Free Software Foundation; either version 2 of the License, or
cannam@127:  * (at your option) any later version.
cannam@127:  *
cannam@127:  * This program is distributed in the hope that it will be useful,
cannam@127:  * but WITHOUT ANY WARRANTY; without even the implied warranty of
cannam@127:  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
cannam@127:  * GNU General Public License for more details.
cannam@127:  *
cannam@127:  * You should have received a copy of the GNU General Public License
cannam@127:  * along with this program; if not, write to the Free Software
cannam@127:  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
cannam@127:  *
cannam@127:  */
cannam@127: 
cannam@127: /* Fortran-like (e.g. as in BLAS) type prefixes for F77 interface */
cannam@127: #if defined(FFTW_SINGLE)
cannam@127: #  define x77(name) CONCAT(sfftw_, name)
cannam@127: #  define X77(NAME) CONCAT(SFFTW_, NAME)
cannam@127: #elif defined(FFTW_LDOUBLE)
cannam@127: /* FIXME: what is best?  BLAS uses D..._X, apparently.  Ugh. */
cannam@127: #  define x77(name) CONCAT(lfftw_, name)
cannam@127: #  define X77(NAME) CONCAT(LFFTW_, NAME)
cannam@127: #elif defined(FFTW_QUAD)
cannam@127: #  define x77(name) CONCAT(qfftw_, name)
cannam@127: #  define X77(NAME) CONCAT(QFFTW_, NAME)
cannam@127: #else
cannam@127: #  define x77(name) CONCAT(dfftw_, name)
cannam@127: #  define X77(NAME) CONCAT(DFFTW_, NAME)
cannam@127: #endif
cannam@127: 
cannam@127: /* If F77_FUNC is not defined and the user didn't explicitly specify
cannam@127:    --disable-fortran, then make our best guess at default wrappers
cannam@127:    (since F77_FUNC_EQUIV should not be defined in this case, we
cannam@127:     will use both double-underscored g77 wrappers and single- or
cannam@127:     non-underscored wrappers).  This saves us from dealing with
cannam@127:     complaints in the cases where the user failed to specify
cannam@127:     an F77 compiler or wrapper detection failed for some reason. */
cannam@127: #if !defined(F77_FUNC) && !defined(DISABLE_FORTRAN)
cannam@127: #  if (defined(_WIN32) || defined(__WIN32__)) && !defined(WINDOWS_F77_MANGLING)
cannam@127: #    define WINDOWS_F77_MANGLING 1
cannam@127: #  endif
cannam@127: #  if defined(_AIX) || defined(__hpux) || defined(hpux)
cannam@127: #    define F77_FUNC(a, A) a
cannam@127: #  elif defined(CRAY) || defined(_CRAY) || defined(_UNICOS)
cannam@127: #    define F77_FUNC(a, A) A
cannam@127: #  else
cannam@127: #    define F77_FUNC(a, A) a ## _
cannam@127: #  endif
cannam@127: #  define F77_FUNC_(a, A) a ## __
cannam@127: #endif
cannam@127: 
cannam@127: #if defined(WITH_G77_WRAPPERS) && !defined(DISABLE_FORTRAN)
cannam@127: #  undef F77_FUNC_
cannam@127: #  define F77_FUNC_(a, A) a ## __
cannam@127: #  undef F77_FUNC_EQUIV
cannam@127: #endif
cannam@127: 
cannam@127: /* annoying Windows syntax for shared-library declarations */
cannam@127: #if defined(FFTW_DLL) && (defined(_WIN32) || defined(__WIN32__))
cannam@127: #  define FFTW_VOIDFUNC __declspec(dllexport) void
cannam@127: #else
cannam@127: #  define FFTW_VOIDFUNC void
cannam@127: #endif