Mercurial > octave
annotate libinterp/corefcn/procstream.h @ 27176:0112951951a9
missing edit for previous change
| author | John W. Eaton <jwe@octave.org> |
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| date | Wed, 12 Jun 2019 10:51:58 -0500 |
| parents | 613a31410ad0 |
| children | b442ec6dda5c |
| rev | line source |
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| 1 | 1 /* |
| 2 | |
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3 Copyright (C) 1993-2019 John W. Eaton |
| 1 | 4 |
| 5 This file is part of Octave. | |
| 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 |
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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. |
| 1 | 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. |
| 1 | 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 |
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19 <https://www.gnu.org/licenses/>. |
| 1 | 20 |
| 21 */ | |
| 22 | |
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23 #if ! defined (octave_procstream_h) |
| 383 | 24 #define octave_procstream_h 1 |
| 1 | 25 |
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26 #include "octave-config.h" |
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27 |
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28 #include <iosfwd> |
| 4051 | 29 #include <string> |
| 2095 | 30 |
| 31 #include <sys/types.h> | |
| 32 | |
| 33 #include "oct-procbuf.h" | |
| 1 | 34 |
| 35 class | |
| 6109 | 36 OCTINTERP_API |
| 3544 | 37 procstreambase : virtual public std::ios |
| 1 | 38 { |
| 1380 | 39 public: |
| 1965 | 40 |
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41 procstreambase (void) : m_pb () { pb_init (); } |
| 1965 | 42 |
| 4051 | 43 procstreambase (const std::string& name, int mode); |
| 44 | |
| 1965 | 45 procstreambase (const char *name, int mode); |
| 1380 | 46 |
| 1965 | 47 ~procstreambase (void) { close (); } |
| 1 | 48 |
| 4051 | 49 void open (const std::string& name, int mode) |
| 27172 | 50 { |
| 51 open (name.c_str (), mode); | |
| 52 } | |
| 4051 | 53 |
| 1965 | 54 void open (const char *name, int mode); |
| 1380 | 55 |
| 27172 | 56 int is_open (void) const { return m_pb.is_open (); } |
| 1 | 57 |
| 483 | 58 int close (void); |
| 1380 | 59 |
| 27172 | 60 pid_t pid (void) const { return m_pb.pid (); } |
| 6316 | 61 |
| 27172 | 62 int file_number (void) const { return m_pb.file_number (); } |
| 2095 | 63 |
| 1380 | 64 private: |
| 1965 | 65 |
| 27172 | 66 octave_procbuf m_pb; |
| 1965 | 67 |
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68 void pb_init (void) |
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69 { |
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70 // Explicit initialization of the std::ios object is needed. |
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71 // FIXME: is there a better way to organize these classes? |
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72 init (&m_pb); |
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73 } |
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74 |
| 1965 | 75 procstreambase (const procstreambase&); |
| 76 | |
| 77 procstreambase& operator = (const procstreambase&); | |
| 1 | 78 }; |
| 79 | |
| 1965 | 80 class |
| 6109 | 81 OCTINTERP_API |
| 3775 | 82 iprocstream : public std::istream, public procstreambase |
| 1965 | 83 { |
| 84 public: | |
| 85 | |
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86 iprocstream (void) : std::istream (nullptr), procstreambase () { } |
| 1965 | 87 |
| 4051 | 88 iprocstream (const std::string& name, int mode = std::ios::in) |
| 27172 | 89 : std::istream (nullptr), procstreambase (name, mode) |
| 90 { } | |
| 4051 | 91 |
| 3544 | 92 iprocstream (const char *name, int mode = std::ios::in) |
| 27172 | 93 : std::istream (nullptr), procstreambase (name, mode) |
| 94 { } | |
| 1965 | 95 |
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96 ~iprocstream (void) = default; |
| 1965 | 97 |
| 4051 | 98 void open (const std::string& name, int mode = std::ios::in) |
| 27172 | 99 { |
| 100 procstreambase::open (name, mode); | |
| 101 } | |
| 4051 | 102 |
| 3544 | 103 void open (const char *name, int mode = std::ios::in) |
| 27172 | 104 { |
| 105 procstreambase::open (name, mode); | |
| 106 } | |
| 1965 | 107 |
| 108 private: | |
| 109 | |
| 110 iprocstream (const iprocstream&); | |
| 111 | |
| 112 iprocstream& operator = (const iprocstream&); | |
| 113 }; | |
| 1448 | 114 |
| 1 | 115 class |
| 6109 | 116 OCTINTERP_API |
| 3775 | 117 oprocstream : public std::ostream, public procstreambase |
| 1 | 118 { |
| 1380 | 119 public: |
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120 |
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121 oprocstream (void) : std::ostream (nullptr), procstreambase () { } |
| 1 | 122 |
| 4051 | 123 oprocstream (const std::string& name, int mode = std::ios::out) |
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124 : std::ostream (nullptr), procstreambase (name, mode) { } |
| 4051 | 125 |
| 3544 | 126 oprocstream (const char *name, int mode = std::ios::out) |
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127 : std::ostream (nullptr), procstreambase (name, mode) { } |
| 1 | 128 |
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129 ~oprocstream (void) = default; |
| 1380 | 130 |
| 4051 | 131 void open (const std::string& name, int mode = std::ios::out) |
| 27172 | 132 { |
| 133 procstreambase::open (name, mode); | |
| 134 } | |
| 4051 | 135 |
| 3544 | 136 void open (const char *name, int mode = std::ios::out) |
| 27172 | 137 { |
| 138 procstreambase::open (name, mode); | |
| 139 } | |
| 1380 | 140 |
| 141 private: | |
| 1965 | 142 |
| 143 oprocstream (const oprocstream&); | |
| 144 | |
| 145 oprocstream& operator = (const oprocstream&); | |
| 1 | 146 }; |
| 147 | |
| 1965 | 148 class |
| 6109 | 149 OCTINTERP_API |
| 3775 | 150 procstream : public std::iostream, public procstreambase |
| 1965 | 151 { |
| 152 public: | |
| 153 | |
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154 procstream (void) : std::iostream (nullptr), procstreambase () { } |
| 1965 | 155 |
| 4051 | 156 procstream (const std::string& name, int mode) |
| 27172 | 157 : std::iostream (nullptr), procstreambase (name, mode) |
| 158 { } | |
| 4051 | 159 |
| 1965 | 160 procstream (const char *name, int mode) |
| 27172 | 161 : std::iostream (nullptr), procstreambase (name, mode) |
| 162 { } | |
| 1965 | 163 |
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164 ~procstream (void) = default; |
| 1965 | 165 |
| 4051 | 166 void open (const std::string& name, int mode) |
| 27172 | 167 { |
| 168 procstreambase::open (name, mode); | |
| 169 } | |
| 4051 | 170 |
| 1965 | 171 void open (const char *name, int mode) |
| 27172 | 172 { |
| 173 procstreambase::open (name, mode); | |
| 174 } | |
| 1965 | 175 |
| 176 private: | |
| 177 | |
| 178 procstream (const procstream&); | |
| 179 | |
| 180 procstream& operator = (const procstream&); | |
| 181 }; | |
| 1448 | 182 |
| 1 | 183 #endif |