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