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annotate oct-conf-post.in.h @ 30193:6cc5315cdf2f stable

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dsearchn.m: Added optional distance ouput description to docstring (bug #61156) * dsearchn.m: Document optional output 'd'.
author Nicholas R. Jankowski <jankowskin@asme.org>
date Tue, 14 Sep 2021 13:27:48 -0400
parents 0a5b15007766
children 7854d5752dd2
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1 ////////////////////////////////////////////////////////////////////////
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2 //
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3 // Copyright (C) 1993-2021 The Octave Project Developers
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4 //
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5 // See the file COPYRIGHT.md in the top-level directory of this
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6 // distribution or <https://octave.org/copyright/>.
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7 //
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8 // This file is part of Octave.
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9 //
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10 // Octave is free software: you can redistribute it and/or modify it
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11 // under the terms of the GNU General Public License as published by
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12 // the Free Software Foundation, either version 3 of the License, or
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13 // (at your option) any later version.
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14 //
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15 // Octave is distributed in the hope that it will be useful, but
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16 // WITHOUT ANY WARRANTY; without even the implied warranty of
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17 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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18 // GNU General Public License for more details.
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19 //
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20 // You should have received a copy of the GNU General Public License
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21 // along with Octave; see the file COPYING. If not, see
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22 // <https://www.gnu.org/licenses/>.
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23 //
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24 ////////////////////////////////////////////////////////////////////////
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25
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26 /* The C++ standard is evolving to allow attribute hints in a
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27 compiler-independent manner. In C++ 2011 support for noreturn was
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28 added. In C++ 2014 support for deprecated was added. The Octave
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29 code base has been future-proofed by using macros of the form
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30 OCTAVE_ATTRIBUTE_NAME in place of vendor specific attribute
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31 mechanisms. As compilers evolve, the underlying implementation can
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32 be changed with the macro definitions below. FIXME: Update macros
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33 to use C++ standard attribute syntax when Octave moves to C++ 2011
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34 standard. */
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35
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36 #if defined (__GNUC__)
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37 /* The following attributes are used with gcc and clang compilers. */
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38 # if __GNUC__ > 4 || (__GNUC__ == 4 && __GNUC_MINOR__ >= 5)
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39 # define OCTAVE_DEPRECATED(ver, msg) __attribute__ ((__deprecated__ ("[" #ver "]: " msg)))
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40 # else
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41 # define OCTAVE_DEPRECATED(ver, msg) __attribute__ ((__deprecated__))
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42 # endif
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43 # define HAVE_OCTAVE_DEPRECATED_ATTR 1
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44
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45 # define OCTAVE_NORETURN __attribute__ ((__noreturn__))
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46 # define HAVE_OCTAVE_NORETURN_ATTR 1
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47
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48 # define OCTAVE_UNUSED __attribute__ ((__unused__))
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49 # define HAVE_OCTAVE_UNUSED_ATTR 1
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50 #else
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51 # define OCTAVE_DEPRECATED(ver, msg)
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52 # define OCTAVE_NORETURN
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53 # define OCTAVE_UNUSED
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54 #endif
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55
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56 #if defined (__MINGW32__)
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57 /* MinGW requires special handling due to different format specifiers
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58 * on different platforms. The macro __MINGW_PRINTF_FORMAT maps to
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59 * either gnu_printf or ms_printf depending on where we are compiling
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60 * to avoid warnings on format specifiers that are legal.
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61 * See: https://bugzilla.mozilla.org/show_bug.cgi?id=1331349 */
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62 # if defined (__cplusplus)
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63 # include <cstdio>
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64 # else
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65 # include <stdio.h>
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66 # endif
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67
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68 # define OCTAVE_FORMAT_PRINTF(stringIndex, firstToCheck) \
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69 __attribute__ ((format (__MINGW_PRINTF_FORMAT, stringIndex, firstToCheck)))
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70
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71 # define HAVE_OCTAVE_FORMAT_PRINTF_ATTR 1
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72 #elif defined (__GNUC__)
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73 /* The following attributes are used with gcc and clang compilers. */
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74 # define OCTAVE_FORMAT_PRINTF(index, first) \
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75 __attribute__ ((__format__(printf, index, first)))
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76
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77 # define HAVE_OCTAVE_FORMAT_PRINTF_ATTR 1
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78 #else
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79 # define OCTAVE_FORMAT_PRINTF(index, first)
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80
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81 /* # undef HAVE_OCTAVE_FORMAT_PRINTF_ATTR */
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82 #endif
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83
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84 #if ! defined (OCTAVE_FALLTHROUGH)
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85 # if defined (__cplusplus) && __cplusplus > 201402L
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86 # define OCTAVE_FALLTHROUGH [[fallthrough]]
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87 # elif defined (__GNUC__) && __GNUC__ < 7
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88 # define OCTAVE_FALLTHROUGH ((void) 0)
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89 # else
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90 # define OCTAVE_FALLTHROUGH __attribute__ ((__fallthrough__))
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91 # endif
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92 #endif
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93
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94 /* This macro could have a better name... It is intended to be used
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95 only to enable inline functions or typedefs that provide access to
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96 symbols that have been moved to the octave namespace. It may be
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97 temporarily useful to define this macro when moving a symbol to the
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98 octave namespace but it should not be defined when building
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99 released versions of Octave, as building those should not require
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100 deprecated symbols. It is defined in octave-config.h, so users of
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101 Octave may continue to access symbols using the deprecated names. */
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102 /* #undef OCTAVE_USE_DEPRECATED_FUNCTIONS */
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103
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104 #if defined (__cplusplus)
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105 template <typename T>
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106 static inline void
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107 octave_unused_parameter (const T&)
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108 { }
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109 #else
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110 # define octave_unused_parameter(param) (void) param;
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111 #endif
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112
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113 #if ! defined (HAVE_DEV_T)
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114 typedef short dev_t;
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115 #endif
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116
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117 #if ! defined (HAVE_INO_T)
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118 typedef unsigned long ino_t;
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119 #endif
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120
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121 #if defined (_MSC_VER)
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122 # define __WIN32__ 1
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123 # define WIN32 1
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124 /* missing parameters in macros */
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125 # pragma warning (disable: 4003)
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126 /* missing implementations in template instantiation */
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127 # pragma warning (disable: 4996)
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128 /* deprecated function names (FIXME: ???) */
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129 # pragma warning (disable: 4661)
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130 #endif
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131
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132 #if defined (__APPLE__) && defined (__MACH__)
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133 # define OCTAVE_USE_OS_X_API 1
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134 #endif
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135
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136 /* Silence deprecated API warning from Apple OS > 10.14 */
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137 #if defined (__APPLE__) && defined (__MACH__) && defined (HAVE_OPENGL)
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138 # define GL_SILENCE_DEPRECATION 1
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139 #endif
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140
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141 /* Define to 1 if we expect to have <windows.h>, Sleep, etc. */
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142 #if defined (__WIN32__) && ! defined (__CYGWIN__)
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143 # define OCTAVE_USE_WINDOWS_API 1
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144 #endif
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145
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146 #if defined (OCTAVE_USE_WINDOWS_API)
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147 # define OCTAVE_HAVE_WINDOWS_FILESYSTEM 1
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148 #elif defined (__CYGWIN__)
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149 # define OCTAVE_HAVE_WINDOWS_FILESYSTEM 1
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150 # define OCTAVE_HAVE_POSIX_FILESYSTEM 1
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151 #else
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152 # define OCTAVE_HAVE_POSIX_FILESYSTEM 1
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153 #endif
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154
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155 /* sigsetjmp is a macro, not a function. */
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156 #if defined (sigsetjmp) && defined (HAVE_SIGLONGJMP)
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157 # define OCTAVE_HAVE_SIG_JUMP 1
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158 #endif
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159
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160 /* To be able to use long doubles for 64-bit mixed arithmetics, we need
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161 them at least 80 bits wide and we need roundl declared in math.h.
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162 FIXME: Maybe substitute this by a more precise check in the future? */
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163 #if (SIZEOF_LONG_DOUBLE >= 10) && defined (HAVE_ROUNDL)
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164 # define OCTAVE_INT_USE_LONG_DOUBLE
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165 # if (SIZEOF_LONG_DOUBLE < 16 \
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166 && (defined __i386__ || defined __x86_64__) && defined __GNUC__)
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167 # define OCTAVE_ENSURE_LONG_DOUBLE_OPERATIONS_ARE_NOT_TRUNCATED 1
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168 # endif
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169 #endif
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170
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171 /* oct-dlldefs.h */
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172
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173 /* FIXME: GCC supports visibility attributes as well, even using the
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174 same __declspec declaration if desired. The build system should be
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175 extended to support GCC and visibility attributes. */
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176 #if defined (_MSC_VER)
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177 # define OCTAVE_EXPORT __declspec(dllexport)
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178 # define OCTAVE_IMPORT __declspec(dllimport)
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179 #else
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180 /* All other compilers, at least for now. */
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181 # define OCTAVE_EXPORT
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182 # define OCTAVE_IMPORT
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183 #endif
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184
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185 /* API macro for liboctave */
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186 #if defined (OCTAVE_DLL)
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187 # define OCTAVE_API OCTAVE_EXPORT
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188 #else
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189 # define OCTAVE_API OCTAVE_IMPORT
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190 #endif
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191
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192 /* API macro for libinterp */
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193 #if defined (OCTINTERP_DLL)
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194 # define OCTINTERP_API OCTAVE_EXPORT
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195 #else
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196 # define OCTINTERP_API OCTAVE_IMPORT
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197 #endif
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198
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199 /* API macro for libinterp/graphics */
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200 #if defined (OCTGRAPHICS_DLL)
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201 # define OCTGRAPHICS_API OCTAVE_EXPORT
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202 #else
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203 # define OCTGRAPHICS_API OCTAVE_IMPORT
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204 #endif
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205
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206 /* API macro for libgui */
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207 #if defined (OCTGUI_DLL)
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208 # define OCTGUI_API OCTAVE_EXPORT
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209 #else
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210 # define OCTGUI_API OCTAVE_IMPORT
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211 #endif
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212
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213 /* Backward compatibility */
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214
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215 #if defined (OCTAVE_ENABLE_64)
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216 # define USE_64_BIT_IDX_T 1
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217 #endif
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218
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219 #if defined (OCTAVE_ENABLE_OPENMP)
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220 # define HAVE_OPENMP 1
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221 #endif
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222
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223 #if defined (OCTAVE_ENABLE_FLOAT_TRUNCATE)
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224 # define OCTAVE_FLOAT_TRUNCATE volatile
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225 #else
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226 # define OCTAVE_FLOAT_TRUNCATE
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227 #endif
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228
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229 #if defined (__cplusplus)
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230 # include <cinttypes>
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231 #else
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232 # include <inttypes.h>
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233 #endif
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234
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235 typedef OCTAVE_IDX_TYPE octave_idx_type;
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236
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237 #if defined (OCTAVE_ENABLE_64)
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238 # define OCTAVE_IDX_TYPE_FORMAT PRId64
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239 #else
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240 # define OCTAVE_IDX_TYPE_FORMAT PRId32
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241 #endif
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242
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243 typedef OCTAVE_F77_INT_TYPE octave_f77_int_type;
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244
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245 #define OCTAVE_HAVE_F77_INT_TYPE 1
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246
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247 #if defined (__cplusplus) && ! defined (OCTAVE_THREAD_LOCAL)
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248 # define OCTAVE_THREAD_LOCAL
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249 #endif
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250
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251 /* Tag indicating Octave's autoconf-generated config.h has been
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252 included. This symbol is provided because autoconf-generated
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253 config.h files do not define a multiple-inclusion guard. See also
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254 the notes at the top of the generated octave-config.h file. */
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255
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256 #define OCTAVE_AUTOCONFIG_H_INCLUDED 1