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annotate oct-conf-post.in.h @ 21228:77a622392714

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define OCTAVE_EMPTY_CPP_ARG just prior to only use * ov-base.h (OCTAVE_EMPTY_CPP_ARG): Move definition here. * oct-conf-post.in.h: From here.
author John W. Eaton <jwe@octave.org>
date Mon, 08 Feb 2016 20:45:26 -0500
parents 25150962bfd3
children a83e7a384ee0
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
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1 /*
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2
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3 Copyright (C) 1993-2015 John W. Eaton
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4
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5 This file is part of Octave.
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6
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7 Octave is free software; you can redistribute it and/or modify it
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8 under the terms of the GNU General Public License as published by the
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9 Free Software Foundation; either version 3 of the License, or (at your
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10 option) any later version.
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11
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12 Octave is distributed in the hope that it will be useful, but WITHOUT
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13 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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14 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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15 for more details.
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16
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17 You should have received a copy of the GNU General Public License
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18 along with Octave; see the file COPYING. If not, see
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19 <http://www.gnu.org/licenses/>.
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20
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21 */
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22
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23 #if ! defined (GNULIB_NAMESPACE)
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24 # define GNULIB_NAMESPACE gnulib
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25 #endif
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26
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27 /* The C++ standard is evolving to allow attribute hints in a
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28 compiler-independent manner. In C++ 2011 support for noreturn was
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29 added. In C++ 2014 support for deprecated was added. The Octave
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30 code base has been future-proofed by using macros of the form
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31 OCTAVE_ATTRIBUTE_NAME in place of vendor specific attribute
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32 mechanisms. As compilers evolve, the underlying implementation can
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33 be changed with the macro definitions below. FIXME: Update macros
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34 to use C++ standard attribute syntax when Octave moves to C++ 2011
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35 standard. */
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36
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37 #if defined (__GNUC__)
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38 /* The following attributes are used with gcc and clang compilers. */
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39 # define OCTAVE_DEPRECATED(msg) __attribute__ ((__deprecated__ (msg)))
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40 # define HAVE_ATTR_DEPRECATED 1
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41
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42 # define OCTAVE_NORETURN __attribute__ ((__noreturn__))
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43 # define HAVE_ATTR_NORETURN 1
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44
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45 # define OCTAVE_UNUSED __attribute__ ((__unused__))
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46 # define HAVE_ATTR_UNUSED 1
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47 #else
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48 # define OCTAVE_DEPRECATED(msg)
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49 # define OCTAVE_NORETURN
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50 # define OCTAVE_UNUSED
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51 #endif
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52
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53 #if ! defined (HAVE_DEV_T)
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54 typedef short dev_t;
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55 #endif
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56
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57 #if ! defined (HAVE_INO_T)
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58 typedef unsigned long ino_t;
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59 #endif
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60
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61 #if defined (_MSC_VER)
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62 # define __WIN32__ 1
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63 # define WIN32 1
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64 /* missing parameters in macros */
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65 # pragma warning (disable: 4003)
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66 /* missing implementations in template instantiation */
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67 # pragma warning (disable: 4996)
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68 /* deprecated function names (FIXME: ???) */
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69 # pragma warning (disable: 4661)
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70 #endif
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71
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72 #if defined (__WIN32__) && ! defined (__CYGWIN__)
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73 # define OCTAVE_HAVE_WINDOWS_FILESYSTEM 1
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74 #elif defined (__CYGWIN__)
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75 # define OCTAVE_HAVE_WINDOWS_FILESYSTEM 1
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76 # define OCTAVE_HAVE_POSIX_FILESYSTEM 1
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77 #else
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78 # define OCTAVE_HAVE_POSIX_FILESYSTEM 1
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79 #endif
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80
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81 /* Define to 1 if we expect to have <windows.h>, Sleep, etc. */
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82 #if defined (__WIN32__) && ! defined (__CYGWIN__)
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83 # define OCTAVE_USE_WINDOWS_API 1
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84 #endif
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85
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86 #if defined (__APPLE__) && defined (__MACH__)
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87 # define OCTAVE_USE_OS_X_API 1
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88 #endif
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89
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90 /* sigsetjmp is a macro, not a function. */
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91 #if defined (sigsetjmp) && defined (HAVE_SIGLONGJMP)
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92 # define OCTAVE_HAVE_SIG_JUMP 1
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93 #endif
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94
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95 #if defined (_UNICOS)
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96 # define F77_USES_CRAY_CALLING_CONVENTION
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97 #endif
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98
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99 #if 0
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100 # define F77_USES_VISUAL_FORTRAN_CALLING_CONVENTION
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101 #endif
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102
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103 #if defined (ENABLE_64)
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104 # define SIZEOF_OCTAVE_IDX_TYPE SIZEOF_INT64_T
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105 #else
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106 # define SIZEOF_OCTAVE_IDX_TYPE SIZEOF_INT
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107 #endif
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108
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109 /* To be able to use long doubles for 64-bit mixed arithmetics, we need
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110 them at least 80 bits wide and we need roundl declared in math.h.
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111 FIXME: Maybe substitute this by a more precise check in the future? */
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112 #if (SIZEOF_LONG_DOUBLE >= 10) && defined (HAVE_ROUNDL)
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113 # define OCTAVE_INT_USE_LONG_DOUBLE
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114 # if (SIZEOF_LONG_DOUBLE < 16 \
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115 && (defined __i386__ || defined __x86_64__) && defined __GNUC__)
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116 # define OCTAVE_ENSURE_LONG_DOUBLE_OPERATIONS_ARE_NOT_TRUNCATED 1
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117 # endif
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118 #endif
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119
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120 /* oct-dlldefs.h */
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121
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122 /* FIXME: GCC supports visibility attributes as well, even using the
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123 same __declspec declaration if desired. The build system should be
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124 extended to support GCC and visibility attributes. */
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125 #if defined (_MSC_VER)
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126 # define OCTAVE_EXPORT __declspec(dllexport)
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127 # define OCTAVE_IMPORT __declspec(dllimport)
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128 #else
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129 /* All other compilers, at least for now. */
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130 # define OCTAVE_EXPORT
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131 # define OCTAVE_IMPORT
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132 #endif
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133
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134 /* API macro for liboctave */
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135 #if defined (OCTAVE_DLL)
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136 # define OCTAVE_API OCTAVE_EXPORT
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137 #else
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138 # define OCTAVE_API OCTAVE_IMPORT
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139 #endif
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140
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141 /* API macro for libinterp */
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142 #if defined (OCTINTERP_DLL)
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143 # define OCTINTERP_API OCTAVE_EXPORT
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144 #else
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145 # define OCTINTERP_API OCTAVE_IMPORT
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146 #endif
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147
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148 /* API macro for libinterp/graphics */
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149 #if defined (OCTGRAPHICS_DLL)
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150 # define OCTGRAPHICS_API OCTAVE_EXPORT
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151 #else
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152 # define OCTGRAPHICS_API OCTAVE_IMPORT
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153 #endif
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154
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155 /* API macro for libgui */
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156 #if defined (OCTGUI_DLL)
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157 # define OCTGUI_API OCTAVE_EXPORT
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158 #else
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159 # define OCTGUI_API OCTAVE_IMPORT
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160 #endif
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161
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162 /* Backward compatibility */
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163
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164 #if defined (ENABLE_ATOMIC_REFCOUNT)
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165 # define USE_ATOMIC_REFCOUNT 1
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166 #endif
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167
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168 #if defined (ENABLE_64)
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169 # define USE_64_BIT_IDX_T 1
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170 #endif
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171
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172 #if defined (ENABLE_OPENMP)
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173 # define HAVE_OPENMP 1
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174 #endif
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175
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176 #if defined (ENABLE_FLOAT_TRUNCATE)
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177 # define OCTAVE_FLOAT_TRUNCATE volatile
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178 #else
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179 # define OCTAVE_FLOAT_TRUNCATE
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180 #endif
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181
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182 /* oct-types.h */
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183
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184 #include <stdint.h>
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185
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186 typedef OCTAVE_IDX_TYPE octave_idx_type;
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187
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188 /* Tag indicating Octave config.h has been included */
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189 #define OCTAVE_CONFIG_INCLUDED 1