comparison src/fftw-3.3.5/api/x77.h @ 42:2cd0e3b3e1fd

Current fftw source

+/*
+ * Copyright (c) 2003, 2007-14 Matteo Frigo
+ * Copyright (c) 2003, 2007-14 Massachusetts Institute of Technology
+ *
+ * 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., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ *
+ */
+
+/* Fortran-like (e.g. as in BLAS) type prefixes for F77 interface */
+#if defined(FFTW_SINGLE)
+#  define x77(name) CONCAT(sfftw_, name)
+#  define X77(NAME) CONCAT(SFFTW_, NAME)
+#elif defined(FFTW_LDOUBLE)
+/* FIXME: what is best?  BLAS uses D..._X, apparently.  Ugh. */
+#  define x77(name) CONCAT(lfftw_, name)
+#  define X77(NAME) CONCAT(LFFTW_, NAME)
+#elif defined(FFTW_QUAD)
+#  define x77(name) CONCAT(qfftw_, name)
+#  define X77(NAME) CONCAT(QFFTW_, NAME)
+#else
+#  define x77(name) CONCAT(dfftw_, name)
+#  define X77(NAME) CONCAT(DFFTW_, NAME)
+#endif
+
+/* If F77_FUNC is not defined and the user didn't explicitly specify
+   --disable-fortran, then make our best guess at default wrappers
+   (since F77_FUNC_EQUIV should not be defined in this case, we
+    will use both double-underscored g77 wrappers and single- or
+    non-underscored wrappers).  This saves us from dealing with
+    complaints in the cases where the user failed to specify
+    an F77 compiler or wrapper detection failed for some reason. */
+#if !defined(F77_FUNC) && !defined(DISABLE_FORTRAN)
+#  if (defined(_WIN32) || defined(__WIN32__)) && !defined(WINDOWS_F77_MANGLING)
+#    define WINDOWS_F77_MANGLING 1
+#  endif
+#  if defined(_AIX) || defined(__hpux) || defined(hpux)
+#    define F77_FUNC(a, A) a
+#  elif defined(CRAY) || defined(_CRAY) || defined(_UNICOS)
+#    define F77_FUNC(a, A) A
+#  else
+#    define F77_FUNC(a, A) a ## _
+#  endif
+#  define F77_FUNC_(a, A) a ## __
+#endif
+
+#if defined(WITH_G77_WRAPPERS) && !defined(DISABLE_FORTRAN)
+#  undef F77_FUNC_
+#  define F77_FUNC_(a, A) a ## __
+#  undef F77_FUNC_EQUIV
+#endif
+
+/* annoying Windows syntax for shared-library declarations */
+#if defined(FFTW_DLL) && (defined(_WIN32) || defined(__WIN32__))
+#  define FFTW_VOIDFUNC __declspec(dllexport) void
+#else
+#  define FFTW_VOIDFUNC void
+#endif