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annotate src/ov-mex-fcn.h @ 8920:eb63fbe60fab
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author | John W. Eaton <jwe@octave.org> |
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date | Sat, 07 Mar 2009 10:41:27 -0500 |
parents | 5adeea5de26c |
children | 5f3c10ecb150 |
rev | line source |
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5864 | 1 /* |
2 | |
8920 | 3 Copyright (C) 1996, 1997, 2006, 2007, 2008 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 | |
23 #if !defined (octave_mex_function_h) | |
24 #define octave_mex_function_h 1 | |
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 | |
46 octave_mex_function (void) { } | |
47 | |
48 octave_mex_function (void *fptr, bool fmex, const octave_shlib& shl, | |
49 const std::string& nm = std::string ()); | |
50 | |
51 ~octave_mex_function (void); | |
52 | |
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53 octave_value subsref (const std::string& type, |
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54 const std::list<octave_value_list>& idx) |
5864 | 55 { |
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56 octave_value_list tmp = subsref (type, idx, 1); |
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57 return tmp.length () > 0 ? tmp(0) : octave_value (); |
5864 | 58 } |
59 | |
60 octave_value_list subsref (const std::string& type, | |
61 const std::list<octave_value_list>& idx, | |
62 int nargout); | |
63 | |
64 octave_function *function_value (bool = false) { return this; } | |
65 | |
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66 const octave_function *function_value (bool = false) const { return this; } |
5adeea5de26c
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67 |
5864 | 68 void mark_fcn_file_up_to_date (const octave_time& t) { t_checked = t; } |
69 | |
70 std::string fcn_file_name (void) const; | |
71 | |
72 octave_time time_parsed (void) const; | |
73 | |
74 octave_time time_checked (void) const { return t_checked; } | |
75 | |
76 bool is_system_fcn_file (void) const { return system_fcn_file; } | |
77 | |
78 bool is_builtin_function (void) const { return false; } | |
79 | |
80 bool is_mex_function (void) const { return true; } | |
81 | |
82 octave_value_list | |
83 do_multi_index_op (int nargout, const octave_value_list& args); | |
84 | |
6068 | 85 void atexit (void (*fcn) (void)) { exit_fcn_ptr = fcn; } |
86 | |
5864 | 87 private: |
88 | |
89 void *mex_fcn_ptr; | |
90 | |
6068 | 91 void (*exit_fcn_ptr) (void); |
92 | |
5864 | 93 bool have_fmex; |
94 | |
95 octave_shlib sh_lib; | |
96 | |
97 // The time the file was last checked to see if it needs to be | |
98 // parsed again. | |
99 mutable octave_time t_checked; | |
100 | |
101 // True if this function came from a file that is considered to be a | |
102 // system function. This affects whether we check the time stamp | |
103 // on the file to see if it has changed. | |
104 bool system_fcn_file; | |
105 | |
106 // No copying! | |
107 | |
108 octave_mex_function (const octave_mex_function& fn); | |
109 | |
110 octave_mex_function& operator = (const octave_mex_function& fn); | |
111 | |
112 DECLARE_OCTAVE_ALLOCATOR | |
113 | |
114 DECLARE_OV_TYPEID_FUNCTIONS_AND_DATA | |
115 }; | |
116 | |
117 #endif | |
118 | |
119 /* | |
120 ;;; Local Variables: *** | |
121 ;;; mode: C++ *** | |
122 ;;; End: *** | |
123 */ |