Mercurial > octave
annotate libinterp/corefcn/oct-iostrm.h @ 22868:87e3163f6c87
use c++11 "= default" syntax for declaration of trivial destructors
* make_int.cc, Canvas.h, GenericEventNotify.h, TextEdit.h, gl-select.h, QTerminal.h, files-dock-widget.h, history-dock-widget.h, octave-cmd.h, octave-dock-widget.h, octave-interpreter.h, thread-manager.h, welcome-wizard.h, workspace-model.h, workspace-view.h, base-text-renderer.h, comment-list.h, debug.h, dynamic-ld.cc, dynamic-ld.h, ft-text-renderer.cc, gl-render.h, gl2ps-print.cc, graphics.in.h, hook-fcn.h, input.h, load-path.h, mxarray.in.h, oct-errno.h, oct-fstrm.h, oct-handle.h, oct-iostrm.h, oct-lvalue.h, oct-stdstrm.h, oct-stream.cc, oct-stream.h, oct-strstrm.h, pr-output.cc, procstream.h, sighandlers.cc, symtab.h, text-renderer.h, txt-eng.h, variables.cc, workspace-element.h, __init_fltk__.cc, __init_gnuplot__.cc, ov-base-diag.h, ov-base-int.h, ov-base-scalar.h, ov-base-sparse.h, ov-base.h, ov-bool-mat.h, ov-bool-sparse.h, ov-bool.h, ov-builtin.h, ov-cell.h, ov-ch-mat.h, ov-class.h, ov-classdef.cc, ov-classdef.h, ov-colon.h, ov-complex.cc, ov-complex.h, ov-cs-list.h, ov-cx-diag.h, ov-cx-mat.h, ov-cx-sparse.h, ov-fcn-handle.h, ov-fcn-inline.h, ov-fcn.h, ov-float.h, ov-flt-complex.h, ov-flt-cx-diag.h, ov-flt-cx-mat.h, ov-flt-re-diag.h, ov-flt-re-mat.h, ov-intx.h, ov-lazy-idx.h, ov-re-diag.h, ov-re-mat.h, ov-re-sparse.h, ov-scalar.h, ov-str-mat.h, ov-struct.h, ov-typeinfo.h, ov-usr-fcn.h, ovl.h, octave.h, lex.h, parse.h, pt-binop.h, pt-bp.h, pt-cell.h, pt-check.h, pt-classdef.h, pt-cmd.h, pt-const.h, pt-decl.h, pt-eval.h, pt-exp.h, pt-fcn-handle.h, pt-funcall.h, pt-id.h, pt-jump.h, pt-loop.h, pt-mat.cc, pt-mat.h, pt-misc.h, pt-pr-code.h, pt-unop.h, pt-walk.h, pt.h, DiagArray2.h, MArray.h, MDiagArray2.h, MSparse.h, idx-vector.h, quit.h, CollocWt.h, DAE.h, DAEFunc.h, DAERT.h, DAERTFunc.h, DASPK.h, DASRT.h, DASSL.h, EIG.h, LSODE.h, ODE.h, ODEFunc.h, ODES.h, ODESFunc.h, Quad.h, aepbalance.h, base-dae.h, base-de.h, base-min.h, fEIG.h, gepbalance.h, gsvd.h, hess.h, lu.h, oct-rand.h, oct-spparms.h, qr.h, qrp.h, schur.h, sparse-lu.h, svd.h, child-list.h, file-stat.h, oct-passwd.h, oct-time.h, oct-uname.h, action-container.h, base-list.h, cmd-edit.cc, cmd-edit.h, cmd-hist.cc, cmd-hist.h, glob-match.h, lo-array-errwarn.h, lo-regexp.h, oct-mutex.h, pathsearch.h, str-vec.h, url-transfer.h:
| author | John W. Eaton <jwe@octave.org> |
|---|---|
| date | Tue, 06 Dec 2016 10:59:29 -0500 |
| parents | 89756f2f085b |
| children | f75d289645ec |
| rev | line source |
|---|---|
| 2081 | 1 /* |
| 2 | |
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3 Copyright (C) 1996-2016 John W. Eaton |
| 2081 | 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. |
| 2081 | 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. |
| 2081 | 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/>. | |
| 2081 | 20 |
| 21 */ | |
| 22 | |
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23 #if ! defined (octave_oct_iostrm_h) |
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24 #define octave_oct_iostrm_h 1 |
| 2081 | 25 |
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26 #include "octave-config.h" |
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27 |
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28 #include <iosfwd> |
| 2877 | 29 |
| 2081 | 30 #include "oct-stream.h" |
| 31 | |
| 32 class | |
| 33 octave_base_iostream : public octave_base_stream | |
| 34 { | |
| 35 public: | |
| 36 | |
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37 octave_base_iostream (const std::string& n = "", |
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38 std::ios::openmode m = std::ios::in | std::ios::out, |
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39 octave::mach_info::float_format ff |
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40 = octave::mach_info::native_float_format ()) |
| 4587 | 41 : octave_base_stream (m, ff), nm (n) { } |
| 2081 | 42 |
| 43 // Position a stream at OFFSET relative to ORIGIN. | |
| 44 | |
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45 int seek (off_t offset, int origin); |
| 2081 | 46 |
| 47 // Return current stream position. | |
| 48 | |
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49 off_t tell (void); |
| 2081 | 50 |
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51 // Return nonzero if EOF has been reached on this stream. |
| 2081 | 52 |
| 53 bool eof (void) const; | |
| 54 | |
| 55 // The name of the file. | |
| 56 | |
| 3523 | 57 std::string name (void) const { return nm; } |
| 2081 | 58 |
| 59 protected: | |
| 60 | |
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61 ~octave_base_iostream (void) = default; |
| 3340 | 62 |
| 2081 | 63 void invalid_operation (void) const; |
| 64 | |
| 65 private: | |
| 66 | |
| 3523 | 67 std::string nm; |
| 2081 | 68 |
| 69 virtual const char *stream_type (void) const = 0; | |
| 70 | |
| 71 // No copying! | |
| 72 | |
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73 octave_base_iostream (const octave_base_iostream&) = delete; |
| 2081 | 74 |
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75 octave_base_iostream& operator = (const octave_base_iostream&) = delete; |
| 2081 | 76 }; |
| 77 | |
| 78 class | |
| 79 octave_istream : public octave_base_iostream | |
| 80 { | |
| 81 public: | |
| 82 | |
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83 octave_istream (std::istream *arg = 0, const std::string& n = "") |
| 5015 | 84 : octave_base_iostream (n, std::ios::in, |
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85 octave::mach_info::native_float_format ()), |
| 5015 | 86 is (arg) |
| 87 { } | |
| 2081 | 88 |
| 3340 | 89 static octave_stream |
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90 create (std::istream *arg = 0, const std::string& n = ""); |
| 2081 | 91 |
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92 // Return nonzero if EOF has been reached on this stream. |
| 3342 | 93 |
| 94 bool eof (void) const; | |
| 95 | |
| 3523 | 96 std::istream *input_stream (void) { return is; } |
| 2081 | 97 |
| 3523 | 98 std::ostream *output_stream (void) { return 0; } |
| 2081 | 99 |
| 3340 | 100 protected: |
| 101 | |
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102 ~octave_istream (void) = default; |
| 3340 | 103 |
| 2081 | 104 private: |
| 105 | |
| 3523 | 106 std::istream *is; |
| 2081 | 107 |
| 108 const char *stream_type (void) const { return "octave_istream"; } | |
| 109 | |
| 110 // No copying! | |
| 111 | |
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112 octave_istream (const octave_istream&) = delete; |
| 2081 | 113 |
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114 octave_istream& operator = (const octave_istream&) = delete; |
| 2081 | 115 }; |
| 116 | |
| 117 class | |
| 118 octave_ostream : public octave_base_iostream | |
| 119 { | |
| 120 public: | |
| 121 | |
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122 octave_ostream (std::ostream *arg, const std::string& n = "") |
| 5015 | 123 : octave_base_iostream (n, std::ios::out, |
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124 octave::mach_info::native_float_format ()), |
| 5015 | 125 os (arg) |
| 126 { } | |
| 2081 | 127 |
| 3340 | 128 static octave_stream |
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129 create (std::ostream *arg, const std::string& n = ""); |
| 2081 | 130 |
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131 // Return nonzero if EOF has been reached on this stream. |
| 3342 | 132 |
| 133 bool eof (void) const; | |
| 134 | |
| 3523 | 135 std::istream *input_stream (void) { return 0; } |
| 2081 | 136 |
| 3523 | 137 std::ostream *output_stream (void) { return os; } |
| 2081 | 138 |
| 3340 | 139 protected: |
| 140 | |
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141 ~octave_ostream (void) = default; |
| 3340 | 142 |
| 2081 | 143 private: |
| 144 | |
| 3523 | 145 std::ostream *os; |
| 2081 | 146 |
| 147 const char *stream_type (void) const { return "octave_ostream"; } | |
| 148 | |
| 149 // No copying! | |
| 150 | |
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151 octave_ostream (const octave_ostream&) = delete; |
| 2081 | 152 |
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153 octave_ostream& operator = (const octave_ostream&) = delete; |
| 2081 | 154 }; |
| 155 | |
| 156 #endif | |
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157 |