Mercurial > octave
annotate libinterp/corefcn/defun-int.h @ 22893:5ff6716cf157
allow dispatch types to be declared for built-in functions
* mk-builtins.pl, gendoc.pl: Handle "classes: NAME ..." info in DEFUN
macros.
* defun-int.h, defun.cc (install_builtin_dispatch): New function.
symtab.h (symbol_tableinstall_built_in_dispatch,
symbol_table::fcn_info::install_built_in_dispatch,
symbol_table::fcn_info::fcn_info_rep::install_built_in_dispatch):
New functions.
* svd.cc (Fsvd): Add "classes: double single" tag prior to doc: comment.
author | John W. Eaton <jwe@octave.org> |
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date | Wed, 14 Dec 2016 14:59:27 -0500 |
parents | 3a2b891d0b33 |
children | 422757f6ddbc |
rev | line source |
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525 | 1 /* |
2 | |
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3 Copyright (C) 1994-2016 John W. Eaton |
525 | 4 |
5 This file is part of Octave. | |
6 | |
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 |
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9 the Free Software Foundation; either version 3 of the License, or |
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10 (at your option) any later version. |
525 | 11 |
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12 Octave is distributed in the hope that it will be useful, but |
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13 WITHOUT ANY WARRANTY; without even the implied warranty of |
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14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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15 GNU General Public License for more details. |
525 | 16 |
17 You should have received a copy of the GNU General Public License | |
7016 | 18 along with Octave; see the file COPYING. If not, see |
19 <http://www.gnu.org/licenses/>. | |
525 | 20 |
21 */ | |
22 | |
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23 #if ! defined (octave_defun_int_h) |
525 | 24 #define octave_defun_int_h 1 |
25 | |
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26 #include "octave-config.h" |
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27 |
2968 | 28 #include <string> |
29 | |
3145 | 30 #include "ov-builtin.h" |
3325 | 31 #include "ov-dld-fcn.h" |
3145 | 32 #include "symtab.h" |
3015 | 33 #include "version.h" |
34 | |
2968 | 35 class octave_value; |
36 | |
6109 | 37 extern OCTINTERP_API void print_usage (void); |
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38 extern OCTINTERP_API void print_usage (const std::string&); |
3014 | 39 |
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40 extern OCTINTERP_API void check_version (const std::string& version, |
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41 const std::string& fcn); |
3015 | 42 |
6109 | 43 extern OCTINTERP_API void |
3523 | 44 install_builtin_function (octave_builtin::fcn f, const std::string& name, |
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45 const std::string& file, const std::string& doc, |
10313 | 46 bool can_hide_function = true); |
2968 | 47 |
6109 | 48 extern OCTINTERP_API void |
3523 | 49 install_dld_function (octave_dld_function::fcn f, const std::string& name, |
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50 const octave::dynamic_library& shl, const std::string& doc, |
10313 | 51 bool relative = false); |
703 | 52 |
6109 | 53 extern OCTINTERP_API void |
5864 | 54 install_mex_function (void *fptr, bool fmex, const std::string& name, |
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55 const octave::dynamic_library& shl, bool relative = false); |
5864 | 56 |
6109 | 57 extern OCTINTERP_API void |
3523 | 58 alias_builtin (const std::string& alias, const std::string& name); |
703 | 59 |
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60 extern OCTINTERP_API void |
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61 install_builtin_dispatch (const std::string& name, const std::string& klass); |
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62 |
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63 // Gets the shlib of the currently executing DLD function, if any. |
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64 extern OCTINTERP_API octave::dynamic_library |
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65 get_current_shlib (void); |
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66 |
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67 // This is a convenience class that calls the above function automatically at |
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68 // construction time. When deriving new classes, you can either use it as a |
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69 // field or as a parent (with multiple inheritance). |
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70 |
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71 class octave_auto_shlib : public octave::dynamic_library |
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72 { |
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73 public: |
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74 octave_auto_shlib (void) |
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75 : octave::dynamic_library (get_current_shlib ()) { } |
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76 octave_auto_shlib (const octave::dynamic_library& shl) |
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77 : octave::dynamic_library (shl) { } |
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78 }; |
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79 |
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80 extern OCTINTERP_API bool |
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81 defun_isargout (int, int); |
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82 |
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83 extern OCTINTERP_API void |
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84 defun_isargout (int, int, bool *); |
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85 |
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86 #define FORWARD_DECLARE_FUNX(name) \ |
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87 extern OCTAVE_EXPORT octave_value_list \ |
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88 name (const octave_value_list&, int) |
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89 |
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90 #define FORWARD_DECLARE_FUN(name) \ |
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91 FORWARD_DECLARE_FUNX (F ## name) |
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92 |
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93 #define DECLARE_FUNX(name, args_name, nargout_name) \ |
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94 OCTAVE_EXPORT octave_value_list \ |
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95 name (const octave_value_list& args_name, int nargout_name) |
3743 | 96 |
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97 #define DECLARE_FUN(name, args_name, nargout_name) \ |
3743 | 98 DECLARE_FUNX (F ## name, args_name, nargout_name) |
2968 | 99 |
3325 | 100 // Define the code that will be used to insert the new function into |
101 // the symbol table. We look for this name instead of the actual | |
3523 | 102 // function so that we can easily install the doc std::string too. |
3325 | 103 |
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104 typedef bool (*octave_dld_fcn_installer) (const octave::dynamic_library&, bool relative); |
3325 | 105 |
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106 typedef octave_function * |
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107 (*octave_dld_fcn_getter) (const octave::dynamic_library&, bool relative); |
7336 | 108 |
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109 #if defined (OCTAVE_SOURCE) |
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110 # define DEFINE_FUN_INSTALLER_FUN(name, doc) \ |
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111 DEFINE_FUNX_INSTALLER_FUN(#name, F ## name, G ## name, "external-doc") |
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112 #else |
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113 # define DEFINE_FUN_INSTALLER_FUN(name, doc) \ |
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114 DEFINE_FUNX_INSTALLER_FUN(#name, F ## name, G ## name, doc) |
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115 #endif |
5796 | 116 |
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117 #define DEFINE_FUNX_INSTALLER_FUN(name, fname, gname, doc) \ |
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118 extern "C" \ |
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119 OCTAVE_EXPORT \ |
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120 octave_function * \ |
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121 gname (const octave::dynamic_library& shl, bool relative) \ |
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122 { \ |
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123 check_version (OCTAVE_API_VERSION, name); \ |
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124 \ |
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125 octave_dld_function *fcn \ |
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126 = octave_dld_function::create (fname, shl, name, doc); \ |
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127 \ |
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128 if (relative) \ |
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129 fcn->mark_relative (); \ |
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130 \ |
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131 return fcn; \ |
3325 | 132 } |
133 | |
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134 #endif |
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135 |