Mercurial > octave
annotate libinterp/corefcn/oct-fstrm.cc @ 21739:c4ab2e54f100
use namespace for oct_mach_info class
* mach-info.h, mach-info.cc: Put oct_mach_info in octave namespace and
rename to mach_info. Change all uses.
| author | John W. Eaton <jwe@octave.org> |
|---|---|
| date | Thu, 19 May 2016 01:59:35 -0400 |
| parents | aba2e6293dd8 |
| children | aab79a1885cc |
| rev | line source |
|---|---|
| 2081 | 1 /* |
| 2 | |
|
19697
4197fc428c7d
maint: Update copyright notices for 2015.
John W. Eaton <jwe@octave.org>
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|
3 Copyright (C) 1996-2015 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 | |
| 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. | |
| 2081 | 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/>. | |
| 2081 | 20 |
| 21 */ | |
| 22 | |
|
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use "#if ..." consistently instead of "#ifdef" and "#ifndef"
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23 #if defined (HAVE_CONFIG_H) |
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Use '#include "config.h"' rather than <config.h>.
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24 # include "config.h" |
| 2081 | 25 #endif |
| 26 | |
| 27 #include <cerrno> | |
|
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undo recent gnulib-related changes
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28 #include <cstring> |
| 2081 | 29 |
| 30 #include "error.h" | |
| 31 #include "oct-fstrm.h" | |
| 32 | |
| 3340 | 33 octave_stream |
| 3570 | 34 octave_fstream::create (const std::string& nm_arg, std::ios::openmode arg_md, |
|
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use namespace for oct_mach_info class
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35 octave::mach_info::float_format ff) |
| 3340 | 36 { |
| 4587 | 37 return octave_stream (new octave_fstream (nm_arg, arg_md, ff)); |
| 3340 | 38 } |
| 39 | |
| 3552 | 40 octave_fstream::octave_fstream (const std::string& nm_arg, |
|
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41 std::ios::openmode arg_md, |
|
21739
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use namespace for oct_mach_info class
John W. Eaton <jwe@octave.org>
parents:
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42 octave::mach_info::float_format ff) |
| 4587 | 43 : octave_base_stream (arg_md, ff), nm (nm_arg) |
| 2081 | 44 { |
| 3775 | 45 fs.open (nm.c_str (), arg_md); |
| 46 | |
| 2081 | 47 if (! fs) |
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choose correct error function in stream classes
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48 // Note: error is inherited from octave_base_stream, not ::error. |
| 10411 | 49 error (gnulib::strerror (errno)); |
| 2081 | 50 } |
| 51 | |
| 52 // Position a stream at OFFSET relative to ORIGIN. | |
| 53 | |
| 54 int | |
|
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initial large file support for 32-bit systems
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55 octave_fstream::seek (off_t, int) |
| 2081 | 56 { |
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57 // Note: error is inherited from octave_base_stream, not ::error. |
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Clean up use of error() versus ::error() in stream-based code.
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58 // This error function does not halt execution so "return ..." must exist. |
| 4797 | 59 error ("fseek: invalid_operation"); |
|
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restore return statements after calls to octave_base_stream::error
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60 return -1; |
| 2081 | 61 } |
| 62 | |
| 63 // Return current stream position. | |
| 64 | |
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65 off_t |
| 4797 | 66 octave_fstream::tell (void) |
| 2081 | 67 { |
|
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68 // Note: error is inherited from octave_base_stream, not ::error. |
|
20931
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Clean up use of error() versus ::error() in stream-based code.
Rik <rik@octave.org>
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changeset
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69 // This error function does not halt execution so "return ..." must exist. |
| 4797 | 70 error ("ftell: invalid_operation"); |
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71 return -1; |
| 2081 | 72 } |
| 73 | |
|
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doc: Replace "non-zero" with "nonzero" to match existing usage.
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74 // Return nonzero if EOF has been reached on this stream. |
| 2081 | 75 |
| 76 bool | |
| 77 octave_fstream::eof (void) const | |
| 78 { | |
| 79 return fs.eof (); | |
| 80 } | |
| 81 | |
| 3652 | 82 void |
| 83 octave_fstream::do_close (void) | |
| 84 { | |
| 85 fs.close (); | |
| 86 } | |
| 87 | |
| 3523 | 88 std::istream * |
| 2081 | 89 octave_fstream::input_stream (void) |
| 90 { | |
| 3523 | 91 std::istream *retval = 0; |
| 2081 | 92 |
| 3544 | 93 if (mode () & std::ios::in) |
| 2081 | 94 retval = &fs; |
| 95 | |
| 96 return retval; | |
| 97 } | |
| 98 | |
| 3523 | 99 std::ostream * |
| 2081 | 100 octave_fstream::output_stream (void) |
| 101 { | |
| 3523 | 102 std::ostream *retval = 0; |
| 2081 | 103 |
| 3544 | 104 if (mode () & std::ios::out) |
| 2081 | 105 retval = &fs; |
| 106 | |
| 107 return retval; | |
| 108 } |