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annotate libinterp/corefcn/octave-preserve-stream-state.h @ 20925:667861ffffab

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Extracted header class octave-preserve-stream-state from utils.{cc/h}. * libinterp/corefcn/octave-preserve-stream-state.h: extracted class definition. * libinterp/corefcn/module.mk: add octave-preserve-stream-state.h to build system. * libinterp/corefcn/utils.{cc/h}: extracted code of class octave-preserve-stream-state. * libinterp/corefcn/debug.cc: add new header dependency. * libinterp/corefcn/pr-output.cc: add new header dependency. * libinterp/corefcn/variables.cc: add new header dependency. * libinterp/corefcn/ov-base-sparse.cc: add new header dependency.
author Kai T. Ohlhus <k.ohlhus@gmail.com>
date Thu, 17 Dec 2015 16:19:51 +0100
parents
children f7d1050b9b53
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20925
667861ffffab Extracted header class octave-preserve-stream-state from utils.{cc/h}.
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1 /*
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2
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3 Copyright (C) 1993-2015 John W. Eaton
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4
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5 This file is part of Octave.
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6
667861ffffab Extracted header class octave-preserve-stream-state from utils.{cc/h}.
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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 3 of the License, or (at your
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10 option) any 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, see
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19 <http://www.gnu.org/licenses/>.
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20
667861ffffab Extracted header class octave-preserve-stream-state from utils.{cc/h}.
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21 */
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22
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23 #if ! defined (octave_preserve_stream_state_h)
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24 #define octave_preserve_stream_state_h 1
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25
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26 class
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27 octave_preserve_stream_state
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28 {
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29 public:
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30
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31 octave_preserve_stream_state (std::ios& s)
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32 : stream (s), oflags (s.flags ()), oprecision (s.precision ()),
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33 owidth (s.width ()), ofill (s.fill ())
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34 { }
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35
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36 ~octave_preserve_stream_state (void)
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37 {
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38 stream.flags (oflags);
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39 stream.precision (oprecision);
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40 stream.width (owidth);
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41 stream.fill (ofill);
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42 }
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43
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44 private:
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45
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46 std::ios& stream;
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47 std::ios::fmtflags oflags;
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48 std::streamsize oprecision;
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49 int owidth;
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50 char ofill;
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51 };
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52
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53 #endif