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annotate libinterp/octave-value/ov-mex-fcn.h @ 20830:b65888ec820e draft default tip gccjit
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| author | Stefan Mahr <dac922@gmx.de> |
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| date | Fri, 27 Feb 2015 16:59:36 +0100 |
| parents | 4197fc428c7d |
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| rev | line source |
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| 5864 | 1 /* |
| 2 | |
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3 Copyright (C) 1996-2015 John W. Eaton |
| 5864 | 4 |
| 5 This file is part of Octave. | |
| 6 | |
| 7 Octave is free software; you can redistribute it and/or modify it | |
| 8 under the terms of the GNU General Public License as published by the | |
| 7016 | 9 Free Software Foundation; either version 3 of the License, or (at your |
| 10 option) any later version. | |
| 5864 | 11 |
| 12 Octave is distributed in the hope that it will be useful, but WITHOUT | |
| 13 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
| 14 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
| 15 for more details. | |
| 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/>. | |
| 5864 | 20 |
| 21 */ | |
| 22 | |
|
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23 #if !defined (octave_ov_mex_fcn_h) |
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24 #define octave_ov_mex_fcn_h 1 |
| 5864 | 25 |
| 26 #include <string> | |
| 27 | |
| 28 #include "oct-shlib.h" | |
| 29 | |
| 30 #include "ov-fcn.h" | |
| 31 #include "ov-builtin.h" | |
| 32 #include "ov-typeinfo.h" | |
| 33 | |
| 34 class octave_shlib; | |
| 35 | |
| 36 class octave_value; | |
| 37 class octave_value_list; | |
| 38 | |
| 39 // Dynamically-linked functions. | |
| 40 | |
| 41 class | |
| 42 octave_mex_function : public octave_function | |
| 43 { | |
| 44 public: | |
| 45 | |
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46 octave_mex_function (void) |
| 12174 | 47 : mex_fcn_ptr (), exit_fcn_ptr (), have_fmex (), sh_lib (), |
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48 t_checked (), system_fcn_file () { } |
| 5864 | 49 |
| 50 octave_mex_function (void *fptr, bool fmex, const octave_shlib& shl, | |
| 10313 | 51 const std::string& nm = std::string ()); |
| 5864 | 52 |
| 53 ~octave_mex_function (void); | |
| 54 | |
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55 octave_value subsref (const std::string& type, |
| 10313 | 56 const std::list<octave_value_list>& idx) |
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57 { |
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58 octave_value_list tmp = subsref (type, idx, 1); |
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59 return tmp.length () > 0 ? tmp(0) : octave_value (); |
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60 } |
| 5864 | 61 |
| 62 octave_value_list subsref (const std::string& type, | |
| 10313 | 63 const std::list<octave_value_list>& idx, |
| 64 int nargout); | |
| 5864 | 65 |
| 66 octave_function *function_value (bool = false) { return this; } | |
| 67 | |
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68 const octave_function *function_value (bool = false) const { return this; } |
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69 |
| 5864 | 70 void mark_fcn_file_up_to_date (const octave_time& t) { t_checked = t; } |
| 71 | |
| 72 std::string fcn_file_name (void) const; | |
| 73 | |
| 74 octave_time time_parsed (void) const; | |
| 75 | |
| 76 octave_time time_checked (void) const { return t_checked; } | |
| 77 | |
| 78 bool is_system_fcn_file (void) const { return system_fcn_file; } | |
| 79 | |
| 80 bool is_builtin_function (void) const { return false; } | |
| 81 | |
| 82 bool is_mex_function (void) const { return true; } | |
| 83 | |
| 84 octave_value_list | |
| 85 do_multi_index_op (int nargout, const octave_value_list& args); | |
| 86 | |
| 6068 | 87 void atexit (void (*fcn) (void)) { exit_fcn_ptr = fcn; } |
| 88 | |
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89 octave_shlib get_shlib (void) const |
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90 { return sh_lib; } |
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91 |
| 5864 | 92 private: |
| 93 | |
| 94 void *mex_fcn_ptr; | |
| 95 | |
| 6068 | 96 void (*exit_fcn_ptr) (void); |
| 97 | |
| 5864 | 98 bool have_fmex; |
| 99 | |
| 100 octave_shlib sh_lib; | |
| 101 | |
| 102 // The time the file was last checked to see if it needs to be | |
| 103 // parsed again. | |
| 104 mutable octave_time t_checked; | |
| 105 | |
| 106 // True if this function came from a file that is considered to be a | |
| 107 // system function. This affects whether we check the time stamp | |
| 108 // on the file to see if it has changed. | |
| 109 bool system_fcn_file; | |
| 110 | |
| 111 // No copying! | |
| 112 | |
| 113 octave_mex_function (const octave_mex_function& fn); | |
| 114 | |
| 115 octave_mex_function& operator = (const octave_mex_function& fn); | |
| 116 | |
| 117 | |
| 118 DECLARE_OV_TYPEID_FUNCTIONS_AND_DATA | |
| 119 }; | |
| 120 | |
| 121 #endif |