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1 /*
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2 * Copyright (c) 2003, 2007-14 Matteo Frigo
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3 * Copyright (c) 2003, 2007-14 Massachusetts Institute of Technology
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4 *
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5 * This program is free software; you can redistribute it and/or modify
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6 * it under the terms of the GNU General Public License as published by
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7 * the Free Software Foundation; either version 2 of the License, or
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8 * (at your option) any later version.
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9 *
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10 * This program is distributed in the hope that it will be useful,
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11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
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12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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13 * GNU General Public License for more details.
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14 *
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15 * You should have received a copy of the GNU General Public License
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16 * along with this program; if not, write to the Free Software
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17 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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18 *
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19 */
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20
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21 #include "api.h"
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22
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23 /* if F77_FUNC is not defined, then we don't know how to mangle identifiers
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24 for the Fortran linker, and we must omit the f77 API. */
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25 #if defined(F77_FUNC) || defined(WINDOWS_F77_MANGLING)
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26
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27 #include "x77.h"
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28
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29 #define F77(a, A) F77x(x77(a), X77(A))
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30
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31 #ifndef WINDOWS_F77_MANGLING
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32
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33 #if defined(F77_FUNC)
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34 # define F77x(a, A) F77_FUNC(a, A)
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35 # include "f77funcs.h"
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36 #endif
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37
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38 #if defined(F77_FUNC_) && !defined(F77_FUNC_EQUIV)
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39 # undef F77x
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40 # define F77x(a, A) F77_FUNC_(a, A)
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41 # include "f77funcs.h"
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42 #endif
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43
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44 #else /* WINDOWS_F77_MANGLING */
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45
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46 /* Various mangling conventions common (?) under Windows. */
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47
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48 /* g77 */
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49 # define WINDOWS_F77_FUNC(a, A) a ## __
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50 # define F77x(a, A) WINDOWS_F77_FUNC(a, A)
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51 # include "f77funcs.h"
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52
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53 /* Intel, etc. */
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54 # undef WINDOWS_F77_FUNC
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55 # define WINDOWS_F77_FUNC(a, A) a ## _
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56 # include "f77funcs.h"
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57
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58 /* Digital/Compaq/HP Visual Fortran, Intel Fortran. stdcall attribute
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59 is apparently required to adjust for calling conventions (callee
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60 pops stack in stdcall). See also:
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61 http://msdn.microsoft.com/library/en-us/vccore98/html/_core_mixed.2d.language_programming.3a_.overview.asp
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62 */
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63 # undef WINDOWS_F77_FUNC
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64 # if defined(__GNUC__)
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65 # define WINDOWS_F77_FUNC(a, A) __attribute__((stdcall)) A
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66 # elif defined(_MSC_VER) || defined(_ICC) || defined(_STDCALL_SUPPORTED)
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67 # define WINDOWS_F77_FUNC(a, A) __stdcall A
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68 # else
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69 # define WINDOWS_F77_FUNC(a, A) A /* oh well */
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70 # endif
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71 # include "f77funcs.h"
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72
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73 #endif /* WINDOWS_F77_MANGLING */
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74
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75 #endif /* F77_FUNC */
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