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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, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. |
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20 |
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21 */ |
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22 |
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23 #if !defined (octave_procstream_h) |
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24 #define octave_procstream_h 1 |
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25 |
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26 #if defined (__GNUG__) |
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27 #pragma interface |
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28 #endif |
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29 |
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30 #include <iostream> |
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31 |
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32 #ifdef HAVE_SYS_TYPES_H |
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33 #include <sys/types.h> |
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34 #endif |
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35 |
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36 #include "oct-procbuf.h" |
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37 |
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38 class |
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39 procstreambase : virtual public std::ios |
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40 { |
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41 public: |
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42 |
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43 procstreambase (void) { pb_init (); } |
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44 |
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45 procstreambase (const char *name, int mode); |
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46 |
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47 ~procstreambase (void) { close (); } |
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48 |
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49 void open (const char *name, int mode); |
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50 |
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51 int is_open (void) const { return pb.is_open (); } |
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52 |
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53 int close (void); |
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54 |
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55 pid_t pid (void) { return pb.pid (); } |
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56 |
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57 private: |
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58 |
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59 octave_procbuf pb; |
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60 |
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61 void pb_init (void) { init (&pb); } |
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62 |
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63 procstreambase (const procstreambase&); |
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64 |
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65 procstreambase& operator = (const procstreambase&); |
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66 }; |
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67 |
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68 class |
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69 iprocstream : public procstreambase, public std::istream |
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70 { |
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71 public: |
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72 |
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73 iprocstream (void) : procstreambase () { } |
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74 |
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75 iprocstream (const char *name, int mode = std::ios::in) |
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76 : procstreambase (name, mode) { } |
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77 |
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78 ~iprocstream (void) { } |
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79 |
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80 void open (const char *name, int mode = std::ios::in) |
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81 { procstreambase::open (name, mode); } |
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82 |
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83 private: |
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84 |
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85 iprocstream (const iprocstream&); |
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86 |
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87 iprocstream& operator = (const iprocstream&); |
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88 }; |
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89 |
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90 class |
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91 oprocstream : public procstreambase, public std::ostream |
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92 { |
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93 public: |
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94 |
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95 oprocstream (void) : procstreambase () { } |
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96 |
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97 oprocstream (const char *name, int mode = std::ios::out) |
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98 : procstreambase(name, mode) { } |
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99 |
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100 ~oprocstream (void) { } |
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101 |
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102 void open (const char *name, int mode = std::ios::out) |
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103 { procstreambase::open (name, mode); } |
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104 |
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105 private: |
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106 |
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107 oprocstream (const oprocstream&); |
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108 |
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109 oprocstream& operator = (const oprocstream&); |
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110 }; |
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111 |
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112 class |
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113 procstream : public procstreambase, public std::iostream |
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114 { |
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115 public: |
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116 |
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117 procstream (void) : procstreambase () { } |
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118 |
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119 procstream (const char *name, int mode) |
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120 : procstreambase (name, mode) { } |
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121 |
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122 ~procstream (void) { } |
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123 |
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124 void open (const char *name, int mode) |
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125 { procstreambase::open (name, mode); } |
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126 |
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127 private: |
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128 |
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129 procstream (const procstream&); |
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130 |
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131 procstream& operator = (const procstream&); |
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132 }; |
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133 |
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134 #endif |
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135 |
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136 /* |
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137 ;;; Local Variables: *** |
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138 ;;; mode: C++ *** |
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139 ;;; End: *** |
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140 */ |
