Mercurial > octave
annotate src/oct-fstrm.cc @ 10447:12d25a1d84bf
Use gnulib headers instead of C++ std headers where needed.
| author | David Grundberg <davidg@cs.umu.se> |
|---|---|
| date | Wed, 24 Mar 2010 17:27:58 +0100 |
| parents | 479cc8a0a846 |
| children | bbe99b2a5ba7 |
| rev | line source |
|---|---|
| 2081 | 1 /* |
| 2 | |
| 7017 | 3 Copyright (C) 1996, 1997, 1999, 2000, 2001, 2003, 2004, 2005, 2007 |
| 4 John W. Eaton | |
| 2081 | 5 |
| 6 This file is part of Octave. | |
| 7 | |
| 8 Octave is free software; you can redistribute it and/or modify it | |
| 9 under the terms of the GNU General Public License as published by the | |
| 7016 | 10 Free Software Foundation; either version 3 of the License, or (at your |
| 11 option) any later version. | |
| 2081 | 12 |
| 13 Octave is distributed in the hope that it will be useful, but WITHOUT | |
| 14 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
| 15 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
| 16 for more details. | |
| 17 | |
| 18 You should have received a copy of the GNU General Public License | |
| 7016 | 19 along with Octave; see the file COPYING. If not, see |
| 20 <http://www.gnu.org/licenses/>. | |
| 2081 | 21 |
| 22 */ | |
| 23 | |
| 24 #ifdef HAVE_CONFIG_H | |
| 25 #include <config.h> | |
| 26 #endif | |
| 27 | |
| 28 #include <cerrno> | |
|
10447
12d25a1d84bf
Use gnulib headers instead of C++ std headers where needed.
David Grundberg <davidg@cs.umu.se>
parents:
10411
diff
changeset
|
29 #include "string.h" |
|
12d25a1d84bf
Use gnulib headers instead of C++ std headers where needed.
David Grundberg <davidg@cs.umu.se>
parents:
10411
diff
changeset
|
30 #include "stdlib.h" |
| 2081 | 31 |
| 32 #include "error.h" | |
| 33 #include "oct-fstrm.h" | |
| 34 | |
| 3340 | 35 octave_stream |
| 3570 | 36 octave_fstream::create (const std::string& nm_arg, std::ios::openmode arg_md, |
|
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
37 oct_mach_info::float_format ff) |
| 3340 | 38 { |
| 4587 | 39 return octave_stream (new octave_fstream (nm_arg, arg_md, ff)); |
| 3340 | 40 } |
| 41 | |
| 3552 | 42 octave_fstream::octave_fstream (const std::string& nm_arg, |
|
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
43 std::ios::openmode arg_md, |
|
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
44 oct_mach_info::float_format ff) |
| 4587 | 45 : octave_base_stream (arg_md, ff), nm (nm_arg) |
| 2081 | 46 { |
| 3775 | 47 |
| 48 #if CXX_ISO_COMPLIANT_LIBRARY | |
| 49 | |
| 50 fs.open (nm.c_str (), arg_md); | |
| 51 | |
| 52 #else | |
| 2081 | 53 // Override default protection of 0664 so that umask will appear to |
| 54 // do the right thing. | |
| 55 | |
| 3570 | 56 fs.open (nm.c_str (), arg_md, 0666); |
| 2081 | 57 |
| 3775 | 58 #endif |
| 59 | |
| 2081 | 60 if (! fs) |
| 10411 | 61 error (gnulib::strerror (errno)); |
| 2081 | 62 } |
| 63 | |
| 64 // Position a stream at OFFSET relative to ORIGIN. | |
| 65 | |
| 66 int | |
| 4797 | 67 octave_fstream::seek (long, int) |
| 2081 | 68 { |
| 4797 | 69 error ("fseek: invalid_operation"); |
| 70 return -1; | |
| 2081 | 71 } |
| 72 | |
| 73 // Return current stream position. | |
| 74 | |
| 4797 | 75 long |
| 76 octave_fstream::tell (void) | |
| 2081 | 77 { |
| 4797 | 78 error ("ftell: invalid_operation"); |
| 79 return -1; | |
| 2081 | 80 } |
| 81 | |
| 82 // Return non-zero if EOF has been reached on this stream. | |
| 83 | |
| 84 bool | |
| 85 octave_fstream::eof (void) const | |
| 86 { | |
| 87 return fs.eof (); | |
| 88 } | |
| 89 | |
| 3652 | 90 void |
| 91 octave_fstream::do_close (void) | |
| 92 { | |
| 93 fs.close (); | |
| 94 } | |
| 95 | |
| 3523 | 96 std::istream * |
| 2081 | 97 octave_fstream::input_stream (void) |
| 98 { | |
| 3523 | 99 std::istream *retval = 0; |
| 2081 | 100 |
| 3544 | 101 if (mode () & std::ios::in) |
| 2081 | 102 retval = &fs; |
| 103 | |
| 104 return retval; | |
| 105 } | |
| 106 | |
| 3523 | 107 std::ostream * |
| 2081 | 108 octave_fstream::output_stream (void) |
| 109 { | |
| 3523 | 110 std::ostream *retval = 0; |
| 2081 | 111 |
| 3544 | 112 if (mode () & std::ios::out) |
| 2081 | 113 retval = &fs; |
| 114 | |
| 115 return retval; | |
| 116 } |