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1 /* |
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2 |
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3 Copyright (C) 1996, 1997 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 2, or (at your option) any |
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10 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, write to the Free |
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19 Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA |
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20 02110-1301, USA. |
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21 |
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22 */ |
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23 |
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24 #if !defined (octave_defun_int_h) |
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25 #define octave_defun_int_h 1 |
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26 |
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27 #include <string> |
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28 |
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29 #include "ov-builtin.h" |
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30 #include "ov-dld-fcn.h" |
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31 #include "ov-mapper.h" |
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32 #include "symtab.h" |
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33 #include "version.h" |
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34 |
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35 class octave_value; |
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36 |
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37 extern OCTINTERP_API void print_usage (void); |
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38 extern OCTINTERP_API void print_usage (const std::string&) GCC_ATTR_DEPRECATED; |
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39 |
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40 extern OCTINTERP_API void check_version (const std::string& version, const std::string& fcn); |
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41 |
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42 extern OCTINTERP_API void |
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43 install_builtin_mapper (octave_mapper *mf); |
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44 |
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45 extern OCTINTERP_API void |
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46 install_builtin_function (octave_builtin::fcn f, const std::string& name, |
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47 const std::string& doc, bool is_text_fcn = false, |
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48 bool can_hide_function = true); |
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49 |
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50 extern OCTINTERP_API void |
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51 install_dld_function (octave_dld_function::fcn f, const std::string& name, |
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52 const octave_shlib& shl, |
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53 const std::string& doc, bool is_text_fcn = false); |
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54 |
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55 extern OCTINTERP_API void |
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56 install_mex_function (void *fptr, bool fmex, const std::string& name, |
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57 const octave_shlib& shl, bool is_text_fcn = false); |
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58 |
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59 extern OCTINTERP_API void |
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60 alias_builtin (const std::string& alias, const std::string& name); |
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61 |
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62 #define DECLARE_FUNX(name, args_name, nargout_name) \ |
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63 OCTAVE_EXPORT octave_value_list \ |
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64 name (const octave_value_list& args_name, int nargout_name) |
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65 |
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66 #define DECLARE_FUN(name, args_name, nargout_name) \ |
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67 DECLARE_FUNX (F ## name, args_name, nargout_name) |
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68 |
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69 // Define the code that will be used to insert the new function into |
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70 // the symbol table. We look for this name instead of the actual |
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71 // function so that we can easily install the doc std::string too. |
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72 |
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73 typedef bool (*octave_dld_fcn_installer) (const octave_shlib&); |
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74 |
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75 #define DEFINE_FUN_INSTALLER_FUN(name, doc) \ |
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76 DEFINE_FUN_INSTALLER_FUN2(name, doc, CXX_ABI) |
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77 |
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78 #define DEFINE_FUN_INSTALLER_FUN2(name, doc, cxx_abi) \ |
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79 DEFINE_FUN_INSTALLER_FUN3(name, doc, cxx_abi) |
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80 |
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81 #define DEFINE_FUN_INSTALLER_FUN3(name, doc, cxx_abi) \ |
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82 DEFINE_FUNX_INSTALLER_FUN3(#name, F ## name, FS ## name, doc, cxx_abi) |
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83 |
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84 #define DEFINE_FUNX_INSTALLER_FUN(name, fname, fsname, doc) \ |
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85 DEFINE_FUNX_INSTALLER_FUN2(name, fname, fsname, doc, CXX_ABI) |
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86 |
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87 #define DEFINE_FUNX_INSTALLER_FUN2(name, fname, fsname, doc, cxx_abi) \ |
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88 DEFINE_FUNX_INSTALLER_FUN3(name, fname, fsname, doc, cxx_abi) |
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89 |
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90 #define DEFINE_FUNX_INSTALLER_FUN3(name, fname, fsname, doc, cxx_abi) \ |
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91 extern "C" \ |
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92 OCTAVE_EXPORT \ |
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93 bool \ |
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94 fsname ## _ ## cxx_abi (const octave_shlib& shl) \ |
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95 { \ |
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96 check_version (OCTAVE_API_VERSION, name); \ |
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97 install_dld_function (fname, name, shl, doc); \ |
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98 return error_state ? false : true; \ |
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99 } |
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100 |
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101 // MAKE_BUILTINS is defined to extract function names and related |
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102 // information and create the *.df files that are eventually used to |
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103 // create the builtins.cc file. |
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104 |
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105 #if defined (MAKE_BUILTINS) |
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106 |
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107 // Generate code to install name in the symbol table. The script |
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108 // mkdefs will create a .def file for every .cc file that uses DEFUN, |
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109 // or DEFCMD. |
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110 |
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111 #define DEFUN_INTERNAL(name, args_name, nargout_name, is_text_fcn, doc) \ |
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112 BEGIN_INSTALL_BUILTIN \ |
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113 XDEFUN_INTERNAL (name, args_name, nargout_name, is_text_fcn, doc) \ |
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114 END_INSTALL_BUILTIN |
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115 |
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116 #define DEFCONSTFUN_INTERNAL(name, args_name, nargout_name, is_text_fcn, doc) \ |
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117 BEGIN_INSTALL_BUILTIN \ |
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118 XDEFCONSTFUN_INTERNAL (name, args_name, nargout_name, is_text_fcn, doc) \ |
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119 END_INSTALL_BUILTIN |
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120 |
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121 #define DEFUNX_INTERNAL(name, fname, args_name, nargout_name, \ |
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122 is_text_fcn, doc) \ |
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123 BEGIN_INSTALL_BUILTIN \ |
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124 XDEFUNX_INTERNAL (name, fname, args_name, nargout_name, is_text_fcn, doc) \ |
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125 END_INSTALL_BUILTIN |
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126 |
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127 // Generate code to install name in the symbol table. The script |
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128 // mkdefs will create a .def file for every .cc file that uses |
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129 // DEFUN_DLD. |
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130 |
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131 #define DEFUN_DLD_INTERNAL(name, args_name, nargout_name, is_text_fcn, doc) \ |
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132 BEGIN_INSTALL_BUILTIN \ |
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133 XDEFUN_DLD_INTERNAL (name, args_name, nargout_name, is_text_fcn, doc) \ |
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134 END_INSTALL_BUILTIN |
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135 |
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136 #define DEFUNX_DLD_INTERNAL(name, fname, args_name, nargout_name, \ |
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137 is_text_fcn, doc) \ |
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138 BEGIN_INSTALL_BUILTIN \ |
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139 XDEFUNX_DLD_INTERNAL (name, fname, args_name, nargout_name, is_text_fcn, doc) \ |
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140 END_INSTALL_BUILTIN |
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141 |
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142 // Generate code for making another name for an existing function. |
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143 |
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144 #define DEFALIAS_INTERNAL(alias, name) \ |
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145 BEGIN_INSTALL_BUILTIN \ |
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146 XDEFALIAS_INTERNAL(alias, name) \ |
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147 END_INSTALL_BUILTIN |
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148 |
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149 #define DEFUN_MAPPER_INTERNAL(name, ch_map, d_b_map, c_b_map, d_d_map, \ |
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150 d_c_map, c_c_map, lo, hi, \ |
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151 ch_map_flag, can_ret_cmplx_for_real, doc) \ |
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152 BEGIN_INSTALL_BUILTIN \ |
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153 XDEFUN_MAPPER_INTERNAL(name, ch_map, d_b_map, c_b_map, d_d_map, \ |
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154 d_c_map, c_c_map, lo, hi, \ |
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155 ch_map_flag, can_ret_cmplx_for_real, doc) \ |
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156 END_INSTALL_BUILTIN |
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157 |
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158 #else /* ! MAKE_BUILTINS */ |
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159 |
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160 // Generate the first line of the function definition. This ensures |
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161 // that the internal functions all have the same signature. |
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162 |
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163 #define DEFUN_INTERNAL(name, args_name, nargout_name, is_text_fcn, doc) \ |
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164 DECLARE_FUN (name, args_name, nargout_name) |
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165 |
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166 #define DEFCONSTFUN_INTERNAL(name, args_name, nargout_name, is_text_fcn, doc) \ |
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167 DECLARE_FUN (name, args_name, nargout_name) |
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168 |
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169 #define DEFUNX_INTERNAL(name, fname, args_name, nargout_name, \ |
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170 is_text_fcn, doc) \ |
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171 DECLARE_FUNX (fname, args_name, nargout_name) |
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172 |
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173 // No definition is required for an alias. |
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174 |
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175 #define DEFALIAS_INTERNAL(alias, name) |
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176 |
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177 // How mapper functions are actually installed. |
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178 |
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179 // FIXME -- Really want to avoid the following casts, since |
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180 // (as always with casts) it may mask some real errors... |
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181 |
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182 #define DEFUN_MAPPER_INTERNAL(name, ch_map, d_b_map, c_b_map, d_d_map, \ |
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183 d_c_map, c_c_map, lo, hi, \ |
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184 ch_map_flag, can_ret_cmplx_for_real, doc) \ |
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185 install_builtin_mapper \ |
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186 (new octave_mapper \ |
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187 (ch_map, d_b_map, c_b_map, d_d_map, d_c_map, c_c_map, \ |
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188 lo, hi, ch_map_flag, can_ret_cmplx_for_real, #name, doc)) |
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189 |
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190 #endif /* ! MAKE_BUILTINS */ |
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191 |
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192 #endif |
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193 |
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194 /* |
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195 ;;; Local Variables: *** |
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196 ;;; mode: C++ *** |
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197 ;;; End: *** |
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198 */ |
