octave-nkf: src/DLD-FUNCTIONS/dlmread.cc annotate

annotate src/DLD-FUNCTIONS/dlmread.cc @ 11523:fd0a3ac60b0e

update copyright notices

author	John W. Eaton <jwe@octave.org>
date	Fri, 14 Jan 2011 05:47:45 -0500
parents	934ed3e07542
children	01f703952eff

rev	line source
7580 b4aa9ef3d3ef Port dlmread, dlmwrite, csvread and csvwrite from octave-forge David Bateman <dbateman@free.fr> parents: diff changeset	1 /*
b4aa9ef3d3ef Port dlmread, dlmwrite, csvread and csvwrite from octave-forge David Bateman <dbateman@free.fr> parents: diff changeset	2
11523 fd0a3ac60b0e update copyright notices John W. Eaton <jwe@octave.org> parents: 11389 diff changeset	3 Copyright (C) 2008-2011 Jonathan Stickel
10804 3d5c6b84ddaf speed-up fixes to dlmread Jaroslav Hajek <highegg@gmail.com> parents: 10718 diff changeset	4 Copyright (C) 2010 Jaroslav Hajek
7580 b4aa9ef3d3ef Port dlmread, dlmwrite, csvread and csvwrite from octave-forge David Bateman <dbateman@free.fr> parents: diff changeset	5
b4aa9ef3d3ef Port dlmread, dlmwrite, csvread and csvwrite from octave-forge David Bateman <dbateman@free.fr> parents: diff changeset	6 This file is part of Octave.
b4aa9ef3d3ef Port dlmread, dlmwrite, csvread and csvwrite from octave-forge David Bateman <dbateman@free.fr> parents: diff changeset	7
b4aa9ef3d3ef Port dlmread, dlmwrite, csvread and csvwrite from octave-forge David Bateman <dbateman@free.fr> parents: diff changeset	8 Octave is free software; you can redistribute it and/or modify it
b4aa9ef3d3ef Port dlmread, dlmwrite, csvread and csvwrite from octave-forge David Bateman <dbateman@free.fr> parents: diff changeset	9 under the terms of the GNU General Public License as published by the
b4aa9ef3d3ef Port dlmread, dlmwrite, csvread and csvwrite from octave-forge David Bateman <dbateman@free.fr> parents: diff changeset	10 Free Software Foundation; either version 3 of the License, or (at your
b4aa9ef3d3ef Port dlmread, dlmwrite, csvread and csvwrite from octave-forge David Bateman <dbateman@free.fr> parents: diff changeset	11 option) any later version.
b4aa9ef3d3ef Port dlmread, dlmwrite, csvread and csvwrite from octave-forge David Bateman <dbateman@free.fr> parents: diff changeset	12
b4aa9ef3d3ef Port dlmread, dlmwrite, csvread and csvwrite from octave-forge David Bateman <dbateman@free.fr> parents: diff changeset	13 Octave is distributed in the hope that it will be useful, but WITHOUT
b4aa9ef3d3ef Port dlmread, dlmwrite, csvread and csvwrite from octave-forge David Bateman <dbateman@free.fr> parents: diff changeset	14 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
b4aa9ef3d3ef Port dlmread, dlmwrite, csvread and csvwrite from octave-forge David Bateman <dbateman@free.fr> parents: diff changeset	15 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
b4aa9ef3d3ef Port dlmread, dlmwrite, csvread and csvwrite from octave-forge David Bateman <dbateman@free.fr> parents: diff changeset	16 for more details.
b4aa9ef3d3ef Port dlmread, dlmwrite, csvread and csvwrite from octave-forge David Bateman <dbateman@free.fr> parents: diff changeset	17
b4aa9ef3d3ef Port dlmread, dlmwrite, csvread and csvwrite from octave-forge David Bateman <dbateman@free.fr> parents: diff changeset	18 You should have received a copy of the GNU General Public License
b4aa9ef3d3ef Port dlmread, dlmwrite, csvread and csvwrite from octave-forge David Bateman <dbateman@free.fr> parents: diff changeset	19 along with Octave; see the file COPYING. If not, see
b4aa9ef3d3ef Port dlmread, dlmwrite, csvread and csvwrite from octave-forge David Bateman <dbateman@free.fr> parents: diff changeset	20 <http://www.gnu.org/licenses/>.
b4aa9ef3d3ef Port dlmread, dlmwrite, csvread and csvwrite from octave-forge David Bateman <dbateman@free.fr> parents: diff changeset	21
b4aa9ef3d3ef Port dlmread, dlmwrite, csvread and csvwrite from octave-forge David Bateman <dbateman@free.fr> parents: diff changeset	22 */
b4aa9ef3d3ef Port dlmread, dlmwrite, csvread and csvwrite from octave-forge David Bateman <dbateman@free.fr> parents: diff changeset	23
7581 e0d7bb35a3ec style fixes John W. Eaton <jwe@octave.org> parents: 7580 diff changeset	24 // Adapted from previous version of dlmread.occ as authored by Kai
e0d7bb35a3ec style fixes John W. Eaton <jwe@octave.org> parents: 7580 diff changeset	25 // Habel, but core code has been completely re-written.
7580 b4aa9ef3d3ef Port dlmread, dlmwrite, csvread and csvwrite from octave-forge David Bateman <dbateman@free.fr> parents: diff changeset	26
b4aa9ef3d3ef Port dlmread, dlmwrite, csvread and csvwrite from octave-forge David Bateman <dbateman@free.fr> parents: diff changeset	27 #ifdef HAVE_CONFIG_H
b4aa9ef3d3ef Port dlmread, dlmwrite, csvread and csvwrite from octave-forge David Bateman <dbateman@free.fr> parents: diff changeset	28 #include <config.h>
b4aa9ef3d3ef Port dlmread, dlmwrite, csvread and csvwrite from octave-forge David Bateman <dbateman@free.fr> parents: diff changeset	29 #endif
b4aa9ef3d3ef Port dlmread, dlmwrite, csvread and csvwrite from octave-forge David Bateman <dbateman@free.fr> parents: diff changeset	30
7581 e0d7bb35a3ec style fixes John W. Eaton <jwe@octave.org> parents: 7580 diff changeset	31 #include <cctype>
e0d7bb35a3ec style fixes John W. Eaton <jwe@octave.org> parents: 7580 diff changeset	32 #include <fstream>
10804 3d5c6b84ddaf speed-up fixes to dlmread Jaroslav Hajek <highegg@gmail.com> parents: 10718 diff changeset	33 #include <limits>
7581 e0d7bb35a3ec style fixes John W. Eaton <jwe@octave.org> parents: 7580 diff changeset	34
9512 56e850e3b06f dlmread: perform tilde expansion to filename argument John W. Eaton <jwe@octave.org> parents: 9245 diff changeset	35 #include "file-ops.h"
7580 b4aa9ef3d3ef Port dlmread, dlmwrite, csvread and csvwrite from octave-forge David Bateman <dbateman@free.fr> parents: diff changeset	36 #include "lo-ieee.h"
b4aa9ef3d3ef Port dlmread, dlmwrite, csvread and csvwrite from octave-forge David Bateman <dbateman@free.fr> parents: diff changeset	37
b4aa9ef3d3ef Port dlmread, dlmwrite, csvread and csvwrite from octave-forge David Bateman <dbateman@free.fr> parents: diff changeset	38 #include "defun-dld.h"
10927 a9e9659e1dca support file IDs in dlmread Jaroslav Hajek <highegg@gmail.com> parents: 10806 diff changeset	39 #include "oct-stream.h"
7580 b4aa9ef3d3ef Port dlmread, dlmwrite, csvread and csvwrite from octave-forge David Bateman <dbateman@free.fr> parents: diff changeset	40 #include "error.h"
b4aa9ef3d3ef Port dlmread, dlmwrite, csvread and csvwrite from octave-forge David Bateman <dbateman@free.fr> parents: diff changeset	41 #include "oct-obj.h"
b4aa9ef3d3ef Port dlmread, dlmwrite, csvread and csvwrite from octave-forge David Bateman <dbateman@free.fr> parents: diff changeset	42 #include "utils.h"
b4aa9ef3d3ef Port dlmread, dlmwrite, csvread and csvwrite from octave-forge David Bateman <dbateman@free.fr> parents: diff changeset	43
10804 3d5c6b84ddaf speed-up fixes to dlmread Jaroslav Hajek <highegg@gmail.com> parents: 10718 diff changeset	44 static const octave_idx_type idx_max = std::numeric_limits<octave_idx_type>::max ();
3d5c6b84ddaf speed-up fixes to dlmread Jaroslav Hajek <highegg@gmail.com> parents: 10718 diff changeset	45
7580 b4aa9ef3d3ef Port dlmread, dlmwrite, csvread and csvwrite from octave-forge David Bateman <dbateman@free.fr> parents: diff changeset	46 static bool
10804 3d5c6b84ddaf speed-up fixes to dlmread Jaroslav Hajek <highegg@gmail.com> parents: 10718 diff changeset	47 read_cell_spec (std::istream& is, octave_idx_type& row, octave_idx_type& col)
7580 b4aa9ef3d3ef Port dlmread, dlmwrite, csvread and csvwrite from octave-forge David Bateman <dbateman@free.fr> parents: diff changeset	48 {
b4aa9ef3d3ef Port dlmread, dlmwrite, csvread and csvwrite from octave-forge David Bateman <dbateman@free.fr> parents: diff changeset	49 bool stat = false;
b4aa9ef3d3ef Port dlmread, dlmwrite, csvread and csvwrite from octave-forge David Bateman <dbateman@free.fr> parents: diff changeset	50
7581 e0d7bb35a3ec style fixes John W. Eaton <jwe@octave.org> parents: 7580 diff changeset	51 if (is.peek () == std::istream::traits_type::eof ())
7580 b4aa9ef3d3ef Port dlmread, dlmwrite, csvread and csvwrite from octave-forge David Bateman <dbateman@free.fr> parents: diff changeset	52 stat = true;
b4aa9ef3d3ef Port dlmread, dlmwrite, csvread and csvwrite from octave-forge David Bateman <dbateman@free.fr> parents: diff changeset	53 else
b4aa9ef3d3ef Port dlmread, dlmwrite, csvread and csvwrite from octave-forge David Bateman <dbateman@free.fr> parents: diff changeset	54 {
7581 e0d7bb35a3ec style fixes John W. Eaton <jwe@octave.org> parents: 7580 diff changeset	55 if (::isalpha (is.peek ()))
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9512 diff changeset	56 {
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9512 diff changeset	57 col = 0;
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9512 diff changeset	58 while (is && ::isalpha (is.peek ()))
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9512 diff changeset	59 {
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9512 diff changeset	60 char ch = is.get ();
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9512 diff changeset	61 col *= 26;
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9512 diff changeset	62 if (ch >= 'a')
10718 b8d76f4be94a Fix spreadsheet style range option (bug #30183). Rik <octave@nomad.inbox5.com> parents: 10350 diff changeset	63 col += ch - 'a' + 1;
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9512 diff changeset	64 else
10718 b8d76f4be94a Fix spreadsheet style range option (bug #30183). Rik <octave@nomad.inbox5.com> parents: 10350 diff changeset	65 col += ch - 'A' + 1;
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9512 diff changeset	66 }
10718 b8d76f4be94a Fix spreadsheet style range option (bug #30183). Rik <octave@nomad.inbox5.com> parents: 10350 diff changeset	67 col --;
7580 b4aa9ef3d3ef Port dlmread, dlmwrite, csvread and csvwrite from octave-forge David Bateman <dbateman@free.fr> parents: diff changeset	68
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9512 diff changeset	69 if (is)
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9512 diff changeset	70 {
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9512 diff changeset	71 is >> row;
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9512 diff changeset	72 row --;
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9512 diff changeset	73 if (is)
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9512 diff changeset	74 stat = true;
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9512 diff changeset	75 }
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9512 diff changeset	76 }
7580 b4aa9ef3d3ef Port dlmread, dlmwrite, csvread and csvwrite from octave-forge David Bateman <dbateman@free.fr> parents: diff changeset	77 }
b4aa9ef3d3ef Port dlmread, dlmwrite, csvread and csvwrite from octave-forge David Bateman <dbateman@free.fr> parents: diff changeset	78
b4aa9ef3d3ef Port dlmread, dlmwrite, csvread and csvwrite from octave-forge David Bateman <dbateman@free.fr> parents: diff changeset	79 return stat;
b4aa9ef3d3ef Port dlmread, dlmwrite, csvread and csvwrite from octave-forge David Bateman <dbateman@free.fr> parents: diff changeset	80 }
b4aa9ef3d3ef Port dlmread, dlmwrite, csvread and csvwrite from octave-forge David Bateman <dbateman@free.fr> parents: diff changeset	81
b4aa9ef3d3ef Port dlmread, dlmwrite, csvread and csvwrite from octave-forge David Bateman <dbateman@free.fr> parents: diff changeset	82 static bool
7581 e0d7bb35a3ec style fixes John W. Eaton <jwe@octave.org> parents: 7580 diff changeset	83 parse_range_spec (const octave_value& range_spec,
10804 3d5c6b84ddaf speed-up fixes to dlmread Jaroslav Hajek <highegg@gmail.com> parents: 10718 diff changeset	84 octave_idx_type& rlo, octave_idx_type& clo,
3d5c6b84ddaf speed-up fixes to dlmread Jaroslav Hajek <highegg@gmail.com> parents: 10718 diff changeset	85 octave_idx_type& rup, octave_idx_type& cup)
7580 b4aa9ef3d3ef Port dlmread, dlmwrite, csvread and csvwrite from octave-forge David Bateman <dbateman@free.fr> parents: diff changeset	86 {
b4aa9ef3d3ef Port dlmread, dlmwrite, csvread and csvwrite from octave-forge David Bateman <dbateman@free.fr> parents: diff changeset	87 bool stat = true;
b4aa9ef3d3ef Port dlmread, dlmwrite, csvread and csvwrite from octave-forge David Bateman <dbateman@free.fr> parents: diff changeset	88
b4aa9ef3d3ef Port dlmread, dlmwrite, csvread and csvwrite from octave-forge David Bateman <dbateman@free.fr> parents: diff changeset	89 if (range_spec.is_string ())
b4aa9ef3d3ef Port dlmread, dlmwrite, csvread and csvwrite from octave-forge David Bateman <dbateman@free.fr> parents: diff changeset	90 {
b4aa9ef3d3ef Port dlmread, dlmwrite, csvread and csvwrite from octave-forge David Bateman <dbateman@free.fr> parents: diff changeset	91 std::istringstream is (range_spec.string_value ());
b4aa9ef3d3ef Port dlmread, dlmwrite, csvread and csvwrite from octave-forge David Bateman <dbateman@free.fr> parents: diff changeset	92 char ch = is.peek ();
b4aa9ef3d3ef Port dlmread, dlmwrite, csvread and csvwrite from octave-forge David Bateman <dbateman@free.fr> parents: diff changeset	93
b4aa9ef3d3ef Port dlmread, dlmwrite, csvread and csvwrite from octave-forge David Bateman <dbateman@free.fr> parents: diff changeset	94 if (ch == '.' \|\| ch == ':')
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9512 diff changeset	95 {
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9512 diff changeset	96 rlo = 0;
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9512 diff changeset	97 clo = 0;
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9512 diff changeset	98 ch = is.get ();
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9512 diff changeset	99 if (ch == '.')
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9512 diff changeset	100 {
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9512 diff changeset	101 ch = is.get ();
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9512 diff changeset	102 if (ch != '.')
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9512 diff changeset	103 stat = false;
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9512 diff changeset	104 }
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9512 diff changeset	105 }
7580 b4aa9ef3d3ef Port dlmread, dlmwrite, csvread and csvwrite from octave-forge David Bateman <dbateman@free.fr> parents: diff changeset	106 else
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9512 diff changeset	107 {
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9512 diff changeset	108 stat = read_cell_spec (is, rlo, clo);
7580 b4aa9ef3d3ef Port dlmread, dlmwrite, csvread and csvwrite from octave-forge David Bateman <dbateman@free.fr> parents: diff changeset	109
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9512 diff changeset	110 if (stat)
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9512 diff changeset	111 {
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9512 diff changeset	112 ch = is.peek ();
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9512 diff changeset	113
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9512 diff changeset	114 if (ch == '.' \|\| ch == ':')
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9512 diff changeset	115 {
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9512 diff changeset	116 ch = is.get ();
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9512 diff changeset	117 if (ch == '.')
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9512 diff changeset	118 {
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9512 diff changeset	119 ch = is.get ();
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9512 diff changeset	120 if (!is \|\| ch != '.')
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9512 diff changeset	121 stat = false;
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9512 diff changeset	122 }
7580 b4aa9ef3d3ef Port dlmread, dlmwrite, csvread and csvwrite from octave-forge David Bateman <dbateman@free.fr> parents: diff changeset	123
10804 3d5c6b84ddaf speed-up fixes to dlmread Jaroslav Hajek <highegg@gmail.com> parents: 10718 diff changeset	124 rup = idx_max - 1;
3d5c6b84ddaf speed-up fixes to dlmread Jaroslav Hajek <highegg@gmail.com> parents: 10718 diff changeset	125 cup = idx_max - 1;
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9512 diff changeset	126 }
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9512 diff changeset	127 else
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9512 diff changeset	128 {
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9512 diff changeset	129 rup = rlo;
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9512 diff changeset	130 cup = clo;
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9512 diff changeset	131 if (!is \|\| !is.eof ())
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9512 diff changeset	132 stat = false;
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9512 diff changeset	133 }
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9512 diff changeset	134 }
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9512 diff changeset	135 }
7580 b4aa9ef3d3ef Port dlmread, dlmwrite, csvread and csvwrite from octave-forge David Bateman <dbateman@free.fr> parents: diff changeset	136
b4aa9ef3d3ef Port dlmread, dlmwrite, csvread and csvwrite from octave-forge David Bateman <dbateman@free.fr> parents: diff changeset	137 if (stat && is && !is.eof ())
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9512 diff changeset	138 stat = read_cell_spec (is, rup, cup);
7580 b4aa9ef3d3ef Port dlmread, dlmwrite, csvread and csvwrite from octave-forge David Bateman <dbateman@free.fr> parents: diff changeset	139
7581 e0d7bb35a3ec style fixes John W. Eaton <jwe@octave.org> parents: 7580 diff changeset	140 if (!is \|\| !is.eof ())
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9512 diff changeset	141 stat = false;
7580 b4aa9ef3d3ef Port dlmread, dlmwrite, csvread and csvwrite from octave-forge David Bateman <dbateman@free.fr> parents: diff changeset	142 }
b4aa9ef3d3ef Port dlmread, dlmwrite, csvread and csvwrite from octave-forge David Bateman <dbateman@free.fr> parents: diff changeset	143 else if (range_spec.is_real_matrix () && range_spec.numel () == 4)
b4aa9ef3d3ef Port dlmread, dlmwrite, csvread and csvwrite from octave-forge David Bateman <dbateman@free.fr> parents: diff changeset	144 {
7581 e0d7bb35a3ec style fixes John W. Eaton <jwe@octave.org> parents: 7580 diff changeset	145 ColumnVector range(range_spec.vector_value ());
7580 b4aa9ef3d3ef Port dlmread, dlmwrite, csvread and csvwrite from octave-forge David Bateman <dbateman@free.fr> parents: diff changeset	146 // double --> unsigned int
10804 3d5c6b84ddaf speed-up fixes to dlmread Jaroslav Hajek <highegg@gmail.com> parents: 10718 diff changeset	147 rlo = static_cast<octave_idx_type> (range(0));
3d5c6b84ddaf speed-up fixes to dlmread Jaroslav Hajek <highegg@gmail.com> parents: 10718 diff changeset	148 clo = static_cast<octave_idx_type> (range(1));
3d5c6b84ddaf speed-up fixes to dlmread Jaroslav Hajek <highegg@gmail.com> parents: 10718 diff changeset	149 rup = static_cast<octave_idx_type> (range(2));
3d5c6b84ddaf speed-up fixes to dlmread Jaroslav Hajek <highegg@gmail.com> parents: 10718 diff changeset	150 cup = static_cast<octave_idx_type> (range(3));
7580 b4aa9ef3d3ef Port dlmread, dlmwrite, csvread and csvwrite from octave-forge David Bateman <dbateman@free.fr> parents: diff changeset	151 }
b4aa9ef3d3ef Port dlmread, dlmwrite, csvread and csvwrite from octave-forge David Bateman <dbateman@free.fr> parents: diff changeset	152 else
b4aa9ef3d3ef Port dlmread, dlmwrite, csvread and csvwrite from octave-forge David Bateman <dbateman@free.fr> parents: diff changeset	153 stat = false;
b4aa9ef3d3ef Port dlmread, dlmwrite, csvread and csvwrite from octave-forge David Bateman <dbateman@free.fr> parents: diff changeset	154
b4aa9ef3d3ef Port dlmread, dlmwrite, csvread and csvwrite from octave-forge David Bateman <dbateman@free.fr> parents: diff changeset	155 return stat;
b4aa9ef3d3ef Port dlmread, dlmwrite, csvread and csvwrite from octave-forge David Bateman <dbateman@free.fr> parents: diff changeset	156 }
b4aa9ef3d3ef Port dlmread, dlmwrite, csvread and csvwrite from octave-forge David Bateman <dbateman@free.fr> parents: diff changeset	157
b4aa9ef3d3ef Port dlmread, dlmwrite, csvread and csvwrite from octave-forge David Bateman <dbateman@free.fr> parents: diff changeset	158 DEFUN_DLD (dlmread, args, ,
7581 e0d7bb35a3ec style fixes John W. Eaton <jwe@octave.org> parents: 7580 diff changeset	159 "-- texinfo --\n\
10718 b8d76f4be94a Fix spreadsheet style range option (bug #30183). Rik <octave@nomad.inbox5.com> parents: 10350 diff changeset	160 @deftypefn {Loadable Function} {@var{data} =} dlmread (@var{file})\n\
7580 b4aa9ef3d3ef Port dlmread, dlmwrite, csvread and csvwrite from octave-forge David Bateman <dbateman@free.fr> parents: diff changeset	161 @deftypefnx {Loadable Function} {@var{data} =} dlmread (@var{file}, @var{sep})\n\
7581 e0d7bb35a3ec style fixes John W. Eaton <jwe@octave.org> parents: 7580 diff changeset	162 @deftypefnx {Loadable Function} {@var{data} =} dlmread (@var{file}, @var{sep}, @var{r0}, @var{c0})\n\
7580 b4aa9ef3d3ef Port dlmread, dlmwrite, csvread and csvwrite from octave-forge David Bateman <dbateman@free.fr> parents: diff changeset	163 @deftypefnx {Loadable Function} {@var{data} =} dlmread (@var{file}, @var{sep}, @var{range})\n\
10935 3cb4889dd6f7 support specific empty value in dlmread Jaroslav Hajek <highegg@gmail.com> parents: 10927 diff changeset	164 @deftypefnx {Loadable Function} {@var{data} =} dlmread (@dots{}, \"emptyvalue\", @var{EMPTYVAL})\n\
9039 51dc9691f23f Cleanup documentation files errors.texi, debug.texi, io.texi Rik <rdrider0-list@yahoo.com> parents: 8290 diff changeset	165 Read the matrix @var{data} from a text file. If not defined the separator\n\
51dc9691f23f Cleanup documentation files errors.texi, debug.texi, io.texi Rik <rdrider0-list@yahoo.com> parents: 8290 diff changeset	166 between fields is determined from the file itself. Otherwise the\n\
7580 b4aa9ef3d3ef Port dlmread, dlmwrite, csvread and csvwrite from octave-forge David Bateman <dbateman@free.fr> parents: diff changeset	167 separation character is defined by @var{sep}.\n\
b4aa9ef3d3ef Port dlmread, dlmwrite, csvread and csvwrite from octave-forge David Bateman <dbateman@free.fr> parents: diff changeset	168 \n\
b4aa9ef3d3ef Port dlmread, dlmwrite, csvread and csvwrite from octave-forge David Bateman <dbateman@free.fr> parents: diff changeset	169 Given two scalar arguments @var{r0} and @var{c0}, these define the starting\n\
9039 51dc9691f23f Cleanup documentation files errors.texi, debug.texi, io.texi Rik <rdrider0-list@yahoo.com> parents: 8290 diff changeset	170 row and column of the data to be read. These values are indexed from zero,\n\
7580 b4aa9ef3d3ef Port dlmread, dlmwrite, csvread and csvwrite from octave-forge David Bateman <dbateman@free.fr> parents: diff changeset	171 such that the first row corresponds to an index of zero.\n\
b4aa9ef3d3ef Port dlmread, dlmwrite, csvread and csvwrite from octave-forge David Bateman <dbateman@free.fr> parents: diff changeset	172 \n\
10718 b8d76f4be94a Fix spreadsheet style range option (bug #30183). Rik <octave@nomad.inbox5.com> parents: 10350 diff changeset	173 The @var{range} parameter may be a 4 element vector containing the upper\n\
b8d76f4be94a Fix spreadsheet style range option (bug #30183). Rik <octave@nomad.inbox5.com> parents: 10350 diff changeset	174 left and lower right corner @code{[@var{R0},@var{C0},@var{R1},@var{C1}]}\n\
b8d76f4be94a Fix spreadsheet style range option (bug #30183). Rik <octave@nomad.inbox5.com> parents: 10350 diff changeset	175 where the lowest index value is zero. Alternatively, a spreadsheet style\n\
b8d76f4be94a Fix spreadsheet style range option (bug #30183). Rik <octave@nomad.inbox5.com> parents: 10350 diff changeset	176 range such as 'A2..Q15' or 'T1:AA5' can be used. The lowest alphabetical\n\
b8d76f4be94a Fix spreadsheet style range option (bug #30183). Rik <octave@nomad.inbox5.com> parents: 10350 diff changeset	177 index 'A' refers to the first column. The lowest row index is 1.\n\
10927 a9e9659e1dca support file IDs in dlmread Jaroslav Hajek <highegg@gmail.com> parents: 10806 diff changeset	178 \n\
a9e9659e1dca support file IDs in dlmread Jaroslav Hajek <highegg@gmail.com> parents: 10806 diff changeset	179 @var{file} should be a file name or file id given by @code{fopen}. In the\n\
a9e9659e1dca support file IDs in dlmread Jaroslav Hajek <highegg@gmail.com> parents: 10806 diff changeset	180 latter case, the file is read until end of file is reached.\n\
10935 3cb4889dd6f7 support specific empty value in dlmread Jaroslav Hajek <highegg@gmail.com> parents: 10927 diff changeset	181 \n\
3cb4889dd6f7 support specific empty value in dlmread Jaroslav Hajek <highegg@gmail.com> parents: 10927 diff changeset	182 The \"emptyvalue\" option may be used to specify the value used to fill empty\n\
3cb4889dd6f7 support specific empty value in dlmread Jaroslav Hajek <highegg@gmail.com> parents: 10927 diff changeset	183 fields. Default is zero.\n\
10927 a9e9659e1dca support file IDs in dlmread Jaroslav Hajek <highegg@gmail.com> parents: 10806 diff changeset	184 @seealso{csvread,dlmwrite,fopen}\n\
7580 b4aa9ef3d3ef Port dlmread, dlmwrite, csvread and csvwrite from octave-forge David Bateman <dbateman@free.fr> parents: diff changeset	185 @end deftypefn")
b4aa9ef3d3ef Port dlmread, dlmwrite, csvread and csvwrite from octave-forge David Bateman <dbateman@free.fr> parents: diff changeset	186 {
b4aa9ef3d3ef Port dlmread, dlmwrite, csvread and csvwrite from octave-forge David Bateman <dbateman@free.fr> parents: diff changeset	187 octave_value_list retval;
7581 e0d7bb35a3ec style fixes John W. Eaton <jwe@octave.org> parents: 7580 diff changeset	188
e0d7bb35a3ec style fixes John W. Eaton <jwe@octave.org> parents: 7580 diff changeset	189 int nargin = args.length ();
e0d7bb35a3ec style fixes John W. Eaton <jwe@octave.org> parents: 7580 diff changeset	190
10935 3cb4889dd6f7 support specific empty value in dlmread Jaroslav Hajek <highegg@gmail.com> parents: 10927 diff changeset	191 double empty_value = 0.0;
3cb4889dd6f7 support specific empty value in dlmread Jaroslav Hajek <highegg@gmail.com> parents: 10927 diff changeset	192
3cb4889dd6f7 support specific empty value in dlmread Jaroslav Hajek <highegg@gmail.com> parents: 10927 diff changeset	193 if (nargin > 2 && args(nargin-2).is_string ()
3cb4889dd6f7 support specific empty value in dlmread Jaroslav Hajek <highegg@gmail.com> parents: 10927 diff changeset	194 && args(nargin-2).string_value () == "emptyvalue")
3cb4889dd6f7 support specific empty value in dlmread Jaroslav Hajek <highegg@gmail.com> parents: 10927 diff changeset	195 {
3cb4889dd6f7 support specific empty value in dlmread Jaroslav Hajek <highegg@gmail.com> parents: 10927 diff changeset	196 empty_value = args(nargin-1).double_value ();
3cb4889dd6f7 support specific empty value in dlmread Jaroslav Hajek <highegg@gmail.com> parents: 10927 diff changeset	197 if (error_state)
3cb4889dd6f7 support specific empty value in dlmread Jaroslav Hajek <highegg@gmail.com> parents: 10927 diff changeset	198 return retval;
3cb4889dd6f7 support specific empty value in dlmread Jaroslav Hajek <highegg@gmail.com> parents: 10927 diff changeset	199 nargin -= 2;
3cb4889dd6f7 support specific empty value in dlmread Jaroslav Hajek <highegg@gmail.com> parents: 10927 diff changeset	200 }
3cb4889dd6f7 support specific empty value in dlmread Jaroslav Hajek <highegg@gmail.com> parents: 10927 diff changeset	201
7580 b4aa9ef3d3ef Port dlmread, dlmwrite, csvread and csvwrite from octave-forge David Bateman <dbateman@free.fr> parents: diff changeset	202 if (nargin < 1 \|\| nargin > 4)
b4aa9ef3d3ef Port dlmread, dlmwrite, csvread and csvwrite from octave-forge David Bateman <dbateman@free.fr> parents: diff changeset	203 {
b4aa9ef3d3ef Port dlmread, dlmwrite, csvread and csvwrite from octave-forge David Bateman <dbateman@free.fr> parents: diff changeset	204 print_usage ();
b4aa9ef3d3ef Port dlmread, dlmwrite, csvread and csvwrite from octave-forge David Bateman <dbateman@free.fr> parents: diff changeset	205 return retval;
b4aa9ef3d3ef Port dlmread, dlmwrite, csvread and csvwrite from octave-forge David Bateman <dbateman@free.fr> parents: diff changeset	206 }
b4aa9ef3d3ef Port dlmread, dlmwrite, csvread and csvwrite from octave-forge David Bateman <dbateman@free.fr> parents: diff changeset	207
10927 a9e9659e1dca support file IDs in dlmread Jaroslav Hajek <highegg@gmail.com> parents: 10806 diff changeset	208 std::istream *input = 0;
11389 934ed3e07542 dlmread: simplify file name/id logic John W. Eaton <jwe@octave.org> parents: 10935 diff changeset	209 std::ifstream input_file;
10927 a9e9659e1dca support file IDs in dlmread Jaroslav Hajek <highegg@gmail.com> parents: 10806 diff changeset	210
a9e9659e1dca support file IDs in dlmread Jaroslav Hajek <highegg@gmail.com> parents: 10806 diff changeset	211 if (args(0).is_string ())
7580 b4aa9ef3d3ef Port dlmread, dlmwrite, csvread and csvwrite from octave-forge David Bateman <dbateman@free.fr> parents: diff changeset	212 {
10927 a9e9659e1dca support file IDs in dlmread Jaroslav Hajek <highegg@gmail.com> parents: 10806 diff changeset	213 // File name.
a9e9659e1dca support file IDs in dlmread Jaroslav Hajek <highegg@gmail.com> parents: 10806 diff changeset	214 std::string fname (args(0).string_value ());
a9e9659e1dca support file IDs in dlmread Jaroslav Hajek <highegg@gmail.com> parents: 10806 diff changeset	215 if (error_state)
a9e9659e1dca support file IDs in dlmread Jaroslav Hajek <highegg@gmail.com> parents: 10806 diff changeset	216 return retval;
a9e9659e1dca support file IDs in dlmread Jaroslav Hajek <highegg@gmail.com> parents: 10806 diff changeset	217
a9e9659e1dca support file IDs in dlmread Jaroslav Hajek <highegg@gmail.com> parents: 10806 diff changeset	218 std::string tname = file_ops::tilde_expand (fname);
a9e9659e1dca support file IDs in dlmread Jaroslav Hajek <highegg@gmail.com> parents: 10806 diff changeset	219
11389 934ed3e07542 dlmread: simplify file name/id logic John W. Eaton <jwe@octave.org> parents: 10935 diff changeset	220 input_file.open (tname.c_str (), std::ios::in);
934ed3e07542 dlmread: simplify file name/id logic John W. Eaton <jwe@octave.org> parents: 10935 diff changeset	221
934ed3e07542 dlmread: simplify file name/id logic John W. Eaton <jwe@octave.org> parents: 10935 diff changeset	222 if (! input_file)
10927 a9e9659e1dca support file IDs in dlmread Jaroslav Hajek <highegg@gmail.com> parents: 10806 diff changeset	223 {
a9e9659e1dca support file IDs in dlmread Jaroslav Hajek <highegg@gmail.com> parents: 10806 diff changeset	224 error ("dlmread: unable to open file `%s'", fname.c_str ());
a9e9659e1dca support file IDs in dlmread Jaroslav Hajek <highegg@gmail.com> parents: 10806 diff changeset	225 return retval;
a9e9659e1dca support file IDs in dlmread Jaroslav Hajek <highegg@gmail.com> parents: 10806 diff changeset	226 }
a9e9659e1dca support file IDs in dlmread Jaroslav Hajek <highegg@gmail.com> parents: 10806 diff changeset	227 else
11389 934ed3e07542 dlmread: simplify file name/id logic John W. Eaton <jwe@octave.org> parents: 10935 diff changeset	228 input = &input_file;
10927 a9e9659e1dca support file IDs in dlmread Jaroslav Hajek <highegg@gmail.com> parents: 10806 diff changeset	229 }
a9e9659e1dca support file IDs in dlmread Jaroslav Hajek <highegg@gmail.com> parents: 10806 diff changeset	230 else if (args(0).is_scalar_type ())
a9e9659e1dca support file IDs in dlmread Jaroslav Hajek <highegg@gmail.com> parents: 10806 diff changeset	231 {
11389 934ed3e07542 dlmread: simplify file name/id logic John W. Eaton <jwe@octave.org> parents: 10935 diff changeset	232 octave_stream is = octave_stream_list::lookup (args(0), "dlmread");
934ed3e07542 dlmread: simplify file name/id logic John W. Eaton <jwe@octave.org> parents: 10935 diff changeset	233
10927 a9e9659e1dca support file IDs in dlmread Jaroslav Hajek <highegg@gmail.com> parents: 10806 diff changeset	234 if (error_state)
a9e9659e1dca support file IDs in dlmread Jaroslav Hajek <highegg@gmail.com> parents: 10806 diff changeset	235 return retval;
a9e9659e1dca support file IDs in dlmread Jaroslav Hajek <highegg@gmail.com> parents: 10806 diff changeset	236
11389 934ed3e07542 dlmread: simplify file name/id logic John W. Eaton <jwe@octave.org> parents: 10935 diff changeset	237 input = is.input_stream ();
934ed3e07542 dlmread: simplify file name/id logic John W. Eaton <jwe@octave.org> parents: 10935 diff changeset	238
10927 a9e9659e1dca support file IDs in dlmread Jaroslav Hajek <highegg@gmail.com> parents: 10806 diff changeset	239 if (! input)
a9e9659e1dca support file IDs in dlmread Jaroslav Hajek <highegg@gmail.com> parents: 10806 diff changeset	240 {
a9e9659e1dca support file IDs in dlmread Jaroslav Hajek <highegg@gmail.com> parents: 10806 diff changeset	241 error ("dlmread: stream not open for input");
a9e9659e1dca support file IDs in dlmread Jaroslav Hajek <highegg@gmail.com> parents: 10806 diff changeset	242 return retval;
a9e9659e1dca support file IDs in dlmread Jaroslav Hajek <highegg@gmail.com> parents: 10806 diff changeset	243 }
a9e9659e1dca support file IDs in dlmread Jaroslav Hajek <highegg@gmail.com> parents: 10806 diff changeset	244 }
a9e9659e1dca support file IDs in dlmread Jaroslav Hajek <highegg@gmail.com> parents: 10806 diff changeset	245 else
a9e9659e1dca support file IDs in dlmread Jaroslav Hajek <highegg@gmail.com> parents: 10806 diff changeset	246 {
a9e9659e1dca support file IDs in dlmread Jaroslav Hajek <highegg@gmail.com> parents: 10806 diff changeset	247 error ("dlmread: 1st argument must be a string or file id");
7580 b4aa9ef3d3ef Port dlmread, dlmwrite, csvread and csvwrite from octave-forge David Bateman <dbateman@free.fr> parents: diff changeset	248 return retval;
b4aa9ef3d3ef Port dlmread, dlmwrite, csvread and csvwrite from octave-forge David Bateman <dbateman@free.fr> parents: diff changeset	249 }
7581 e0d7bb35a3ec style fixes John W. Eaton <jwe@octave.org> parents: 7580 diff changeset	250
e0d7bb35a3ec style fixes John W. Eaton <jwe@octave.org> parents: 7580 diff changeset	251 // Set default separator.
7580 b4aa9ef3d3ef Port dlmread, dlmwrite, csvread and csvwrite from octave-forge David Bateman <dbateman@free.fr> parents: diff changeset	252 std::string sep;
b4aa9ef3d3ef Port dlmread, dlmwrite, csvread and csvwrite from octave-forge David Bateman <dbateman@free.fr> parents: diff changeset	253 if (nargin > 1)
b4aa9ef3d3ef Port dlmread, dlmwrite, csvread and csvwrite from octave-forge David Bateman <dbateman@free.fr> parents: diff changeset	254 {
b4aa9ef3d3ef Port dlmread, dlmwrite, csvread and csvwrite from octave-forge David Bateman <dbateman@free.fr> parents: diff changeset	255 if (args(1).is_sq_string ())
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9512 diff changeset	256 sep = do_string_escapes (args(1).string_value ());
7580 b4aa9ef3d3ef Port dlmread, dlmwrite, csvread and csvwrite from octave-forge David Bateman <dbateman@free.fr> parents: diff changeset	257 else
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9512 diff changeset	258 sep = args(1).string_value ();
7581 e0d7bb35a3ec style fixes John W. Eaton <jwe@octave.org> parents: 7580 diff changeset	259
e0d7bb35a3ec style fixes John W. Eaton <jwe@octave.org> parents: 7580 diff changeset	260 if (error_state)
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9512 diff changeset	261 return retval;
7580 b4aa9ef3d3ef Port dlmread, dlmwrite, csvread and csvwrite from octave-forge David Bateman <dbateman@free.fr> parents: diff changeset	262 }
b4aa9ef3d3ef Port dlmread, dlmwrite, csvread and csvwrite from octave-forge David Bateman <dbateman@free.fr> parents: diff changeset	263
7581 e0d7bb35a3ec style fixes John W. Eaton <jwe@octave.org> parents: 7580 diff changeset	264 // Take a subset if a range was given.
10804 3d5c6b84ddaf speed-up fixes to dlmread Jaroslav Hajek <highegg@gmail.com> parents: 10718 diff changeset	265 octave_idx_type r0 = 0, c0 = 0, r1 = idx_max-1, c1 = idx_max-1;
7580 b4aa9ef3d3ef Port dlmread, dlmwrite, csvread and csvwrite from octave-forge David Bateman <dbateman@free.fr> parents: diff changeset	266 if (nargin > 2)
b4aa9ef3d3ef Port dlmread, dlmwrite, csvread and csvwrite from octave-forge David Bateman <dbateman@free.fr> parents: diff changeset	267 {
b4aa9ef3d3ef Port dlmread, dlmwrite, csvread and csvwrite from octave-forge David Bateman <dbateman@free.fr> parents: diff changeset	268 if (nargin == 3)
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9512 diff changeset	269 {
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9512 diff changeset	270 if (!parse_range_spec (args (2), r0, c0, r1, c1))
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9512 diff changeset	271 error ("dlmread: error parsing range");
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9512 diff changeset	272 }
7580 b4aa9ef3d3ef Port dlmread, dlmwrite, csvread and csvwrite from octave-forge David Bateman <dbateman@free.fr> parents: diff changeset	273 else if (nargin == 4)
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9512 diff changeset	274 {
10804 3d5c6b84ddaf speed-up fixes to dlmread Jaroslav Hajek <highegg@gmail.com> parents: 10718 diff changeset	275 r0 = args(2).idx_type_value ();
3d5c6b84ddaf speed-up fixes to dlmread Jaroslav Hajek <highegg@gmail.com> parents: 10718 diff changeset	276 c0 = args(3).idx_type_value ();
7581 e0d7bb35a3ec style fixes John W. Eaton <jwe@octave.org> parents: 7580 diff changeset	277
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9512 diff changeset	278 if (error_state)
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9512 diff changeset	279 return retval;
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9512 diff changeset	280 }
10804 3d5c6b84ddaf speed-up fixes to dlmread Jaroslav Hajek <highegg@gmail.com> parents: 10718 diff changeset	281
3d5c6b84ddaf speed-up fixes to dlmread Jaroslav Hajek <highegg@gmail.com> parents: 10718 diff changeset	282 if (r0 < 0 \|\| c0 < 0)
3d5c6b84ddaf speed-up fixes to dlmread Jaroslav Hajek <highegg@gmail.com> parents: 10718 diff changeset	283 error ("dlmread: left & top must not be negative");
7580 b4aa9ef3d3ef Port dlmread, dlmwrite, csvread and csvwrite from octave-forge David Bateman <dbateman@free.fr> parents: diff changeset	284 }
b4aa9ef3d3ef Port dlmread, dlmwrite, csvread and csvwrite from octave-forge David Bateman <dbateman@free.fr> parents: diff changeset	285
b4aa9ef3d3ef Port dlmread, dlmwrite, csvread and csvwrite from octave-forge David Bateman <dbateman@free.fr> parents: diff changeset	286 if (!error_state)
b4aa9ef3d3ef Port dlmread, dlmwrite, csvread and csvwrite from octave-forge David Bateman <dbateman@free.fr> parents: diff changeset	287 {
10804 3d5c6b84ddaf speed-up fixes to dlmread Jaroslav Hajek <highegg@gmail.com> parents: 10718 diff changeset	288 octave_idx_type i = 0, j = 0, r = 1, c = 1, rmax = 0, cmax = 0;
7581 e0d7bb35a3ec style fixes John W. Eaton <jwe@octave.org> parents: 7580 diff changeset	289
e0d7bb35a3ec style fixes John W. Eaton <jwe@octave.org> parents: 7580 diff changeset	290 Matrix rdata;
e0d7bb35a3ec style fixes John W. Eaton <jwe@octave.org> parents: 7580 diff changeset	291 ComplexMatrix cdata;
e0d7bb35a3ec style fixes John W. Eaton <jwe@octave.org> parents: 7580 diff changeset	292
e0d7bb35a3ec style fixes John W. Eaton <jwe@octave.org> parents: 7580 diff changeset	293 bool iscmplx = false;
e0d7bb35a3ec style fixes John W. Eaton <jwe@octave.org> parents: 7580 diff changeset	294 bool sepflag = false;
e0d7bb35a3ec style fixes John W. Eaton <jwe@octave.org> parents: 7580 diff changeset	295
e0d7bb35a3ec style fixes John W. Eaton <jwe@octave.org> parents: 7580 diff changeset	296 std::string line;
e0d7bb35a3ec style fixes John W. Eaton <jwe@octave.org> parents: 7580 diff changeset	297
e0d7bb35a3ec style fixes John W. Eaton <jwe@octave.org> parents: 7580 diff changeset	298 // Skip the r0 leading lines as these might be a header.
10804 3d5c6b84ddaf speed-up fixes to dlmread Jaroslav Hajek <highegg@gmail.com> parents: 10718 diff changeset	299 for (octave_idx_type m = 0; m < r0; m++)
10927 a9e9659e1dca support file IDs in dlmread Jaroslav Hajek <highegg@gmail.com> parents: 10806 diff changeset	300 getline (*input, line);
7580 b4aa9ef3d3ef Port dlmread, dlmwrite, csvread and csvwrite from octave-forge David Bateman <dbateman@free.fr> parents: diff changeset	301 r1 -= r0;
b4aa9ef3d3ef Port dlmread, dlmwrite, csvread and csvwrite from octave-forge David Bateman <dbateman@free.fr> parents: diff changeset	302
10804 3d5c6b84ddaf speed-up fixes to dlmread Jaroslav Hajek <highegg@gmail.com> parents: 10718 diff changeset	303 std::istringstream tmp_stream;
3d5c6b84ddaf speed-up fixes to dlmread Jaroslav Hajek <highegg@gmail.com> parents: 10718 diff changeset	304
7581 e0d7bb35a3ec style fixes John W. Eaton <jwe@octave.org> parents: 7580 diff changeset	305 // Read in the data one field at a time, growing the data matrix
e0d7bb35a3ec style fixes John W. Eaton <jwe@octave.org> parents: 7580 diff changeset	306 // as needed.
10927 a9e9659e1dca support file IDs in dlmread Jaroslav Hajek <highegg@gmail.com> parents: 10806 diff changeset	307 while (getline (*input, line))
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9512 diff changeset	308 {
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9512 diff changeset	309 // Skip blank lines for compatibility.
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9512 diff changeset	310 if (line.find_first_not_of (" \t") == std::string::npos)
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9512 diff changeset	311 continue;
7580 b4aa9ef3d3ef Port dlmread, dlmwrite, csvread and csvwrite from octave-forge David Bateman <dbateman@free.fr> parents: diff changeset	312
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9512 diff changeset	313 // To be compatible with matlab, blank separator should
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9512 diff changeset	314 // correspond to whitespace as delimter.
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9512 diff changeset	315 if (!sep.length ())
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9512 diff changeset	316 {
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9512 diff changeset	317 size_t n = line.find_first_of (",:; \t",
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9512 diff changeset	318 line.find_first_of ("0123456789"));
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9512 diff changeset	319 if (n == std::string::npos)
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9512 diff changeset	320 {
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9512 diff changeset	321 sep = " \t";
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9512 diff changeset	322 sepflag = true;
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9512 diff changeset	323 }
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9512 diff changeset	324 else
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9512 diff changeset	325 {
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9512 diff changeset	326 char ch = line.at (n);
7580 b4aa9ef3d3ef Port dlmread, dlmwrite, csvread and csvwrite from octave-forge David Bateman <dbateman@free.fr> parents: diff changeset	327
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9512 diff changeset	328 switch (line.at (n))
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9512 diff changeset	329 {
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9512 diff changeset	330 case ' ':
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9512 diff changeset	331 case '\t':
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9512 diff changeset	332 sepflag = true;
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9512 diff changeset	333 sep = " \t";
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9512 diff changeset	334 break;
7581 e0d7bb35a3ec style fixes John W. Eaton <jwe@octave.org> parents: 7580 diff changeset	335
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9512 diff changeset	336 default:
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9512 diff changeset	337 sep = ch;
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9512 diff changeset	338 break;
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9512 diff changeset	339 }
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9512 diff changeset	340 }
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9512 diff changeset	341 }
7580 b4aa9ef3d3ef Port dlmread, dlmwrite, csvread and csvwrite from octave-forge David Bateman <dbateman@free.fr> parents: diff changeset	342
10804 3d5c6b84ddaf speed-up fixes to dlmread Jaroslav Hajek <highegg@gmail.com> parents: 10718 diff changeset	343 if (cmax == 0)
3d5c6b84ddaf speed-up fixes to dlmread Jaroslav Hajek <highegg@gmail.com> parents: 10718 diff changeset	344 {
3d5c6b84ddaf speed-up fixes to dlmread Jaroslav Hajek <highegg@gmail.com> parents: 10718 diff changeset	345 // Try to estimate the number of columns.
3d5c6b84ddaf speed-up fixes to dlmread Jaroslav Hajek <highegg@gmail.com> parents: 10718 diff changeset	346 size_t pos1 = 0;
3d5c6b84ddaf speed-up fixes to dlmread Jaroslav Hajek <highegg@gmail.com> parents: 10718 diff changeset	347 do
3d5c6b84ddaf speed-up fixes to dlmread Jaroslav Hajek <highegg@gmail.com> parents: 10718 diff changeset	348 {
3d5c6b84ddaf speed-up fixes to dlmread Jaroslav Hajek <highegg@gmail.com> parents: 10718 diff changeset	349 size_t pos2 = line.find_first_of (sep, pos1);
3d5c6b84ddaf speed-up fixes to dlmread Jaroslav Hajek <highegg@gmail.com> parents: 10718 diff changeset	350
3d5c6b84ddaf speed-up fixes to dlmread Jaroslav Hajek <highegg@gmail.com> parents: 10718 diff changeset	351 if (sepflag && pos2 != std::string::npos)
3d5c6b84ddaf speed-up fixes to dlmread Jaroslav Hajek <highegg@gmail.com> parents: 10718 diff changeset	352 // Treat consecutive separators as one.
3d5c6b84ddaf speed-up fixes to dlmread Jaroslav Hajek <highegg@gmail.com> parents: 10718 diff changeset	353 {
3d5c6b84ddaf speed-up fixes to dlmread Jaroslav Hajek <highegg@gmail.com> parents: 10718 diff changeset	354 pos2 = line.find_first_not_of (sep, pos2);
3d5c6b84ddaf speed-up fixes to dlmread Jaroslav Hajek <highegg@gmail.com> parents: 10718 diff changeset	355 if (pos2 != std::string::npos)
3d5c6b84ddaf speed-up fixes to dlmread Jaroslav Hajek <highegg@gmail.com> parents: 10718 diff changeset	356 pos2 -= 1;
3d5c6b84ddaf speed-up fixes to dlmread Jaroslav Hajek <highegg@gmail.com> parents: 10718 diff changeset	357 else
3d5c6b84ddaf speed-up fixes to dlmread Jaroslav Hajek <highegg@gmail.com> parents: 10718 diff changeset	358 pos2 = line.length () - 1;
3d5c6b84ddaf speed-up fixes to dlmread Jaroslav Hajek <highegg@gmail.com> parents: 10718 diff changeset	359 }
3d5c6b84ddaf speed-up fixes to dlmread Jaroslav Hajek <highegg@gmail.com> parents: 10718 diff changeset	360
3d5c6b84ddaf speed-up fixes to dlmread Jaroslav Hajek <highegg@gmail.com> parents: 10718 diff changeset	361 cmax++;
3d5c6b84ddaf speed-up fixes to dlmread Jaroslav Hajek <highegg@gmail.com> parents: 10718 diff changeset	362
3d5c6b84ddaf speed-up fixes to dlmread Jaroslav Hajek <highegg@gmail.com> parents: 10718 diff changeset	363 if (pos2 != std::string::npos)
3d5c6b84ddaf speed-up fixes to dlmread Jaroslav Hajek <highegg@gmail.com> parents: 10718 diff changeset	364 pos1 = pos2 + 1;
3d5c6b84ddaf speed-up fixes to dlmread Jaroslav Hajek <highegg@gmail.com> parents: 10718 diff changeset	365 else
3d5c6b84ddaf speed-up fixes to dlmread Jaroslav Hajek <highegg@gmail.com> parents: 10718 diff changeset	366 pos1 = std::string::npos;
3d5c6b84ddaf speed-up fixes to dlmread Jaroslav Hajek <highegg@gmail.com> parents: 10718 diff changeset	367
3d5c6b84ddaf speed-up fixes to dlmread Jaroslav Hajek <highegg@gmail.com> parents: 10718 diff changeset	368 }
3d5c6b84ddaf speed-up fixes to dlmread Jaroslav Hajek <highegg@gmail.com> parents: 10718 diff changeset	369 while (pos1 != std::string::npos);
3d5c6b84ddaf speed-up fixes to dlmread Jaroslav Hajek <highegg@gmail.com> parents: 10718 diff changeset	370
3d5c6b84ddaf speed-up fixes to dlmread Jaroslav Hajek <highegg@gmail.com> parents: 10718 diff changeset	371 if (iscmplx)
3d5c6b84ddaf speed-up fixes to dlmread Jaroslav Hajek <highegg@gmail.com> parents: 10718 diff changeset	372 cdata.resize (rmax, cmax);
3d5c6b84ddaf speed-up fixes to dlmread Jaroslav Hajek <highegg@gmail.com> parents: 10718 diff changeset	373 else
3d5c6b84ddaf speed-up fixes to dlmread Jaroslav Hajek <highegg@gmail.com> parents: 10718 diff changeset	374 rdata.resize (rmax, cmax);
3d5c6b84ddaf speed-up fixes to dlmread Jaroslav Hajek <highegg@gmail.com> parents: 10718 diff changeset	375 }
3d5c6b84ddaf speed-up fixes to dlmread Jaroslav Hajek <highegg@gmail.com> parents: 10718 diff changeset	376
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9512 diff changeset	377 r = (r > i + 1 ? r : i + 1);
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9512 diff changeset	378 j = 0;
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9512 diff changeset	379 size_t pos1 = 0;
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9512 diff changeset	380 do
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9512 diff changeset	381 {
10806 7c542263a92a omissions from last two patches Jaroslav Hajek <highegg@gmail.com> parents: 10804 diff changeset	382 octave_quit ();
7c542263a92a omissions from last two patches Jaroslav Hajek <highegg@gmail.com> parents: 10804 diff changeset	383
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9512 diff changeset	384 size_t pos2 = line.find_first_of (sep, pos1);
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9512 diff changeset	385 std::string str = line.substr (pos1, pos2 - pos1);
7580 b4aa9ef3d3ef Port dlmread, dlmwrite, csvread and csvwrite from octave-forge David Bateman <dbateman@free.fr> parents: diff changeset	386
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9512 diff changeset	387 if (sepflag && pos2 != std::string::npos)
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9512 diff changeset	388 // Treat consecutive separators as one.
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9512 diff changeset	389 pos2 = line.find_first_not_of (sep, pos2) - 1;
7580 b4aa9ef3d3ef Port dlmread, dlmwrite, csvread and csvwrite from octave-forge David Bateman <dbateman@free.fr> parents: diff changeset	390
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9512 diff changeset	391 c = (c > j + 1 ? c : j + 1);
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9512 diff changeset	392 if (r > rmax \|\| c > cmax)
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9512 diff changeset	393 {
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9512 diff changeset	394 // Use resize_and_fill for the case of not-equal
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9512 diff changeset	395 // length rows.
10804 3d5c6b84ddaf speed-up fixes to dlmread Jaroslav Hajek <highegg@gmail.com> parents: 10718 diff changeset	396 rmax = 2*r;
3d5c6b84ddaf speed-up fixes to dlmread Jaroslav Hajek <highegg@gmail.com> parents: 10718 diff changeset	397 cmax = c;
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9512 diff changeset	398 if (iscmplx)
10804 3d5c6b84ddaf speed-up fixes to dlmread Jaroslav Hajek <highegg@gmail.com> parents: 10718 diff changeset	399 cdata.resize (rmax, cmax);
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9512 diff changeset	400 else
10804 3d5c6b84ddaf speed-up fixes to dlmread Jaroslav Hajek <highegg@gmail.com> parents: 10718 diff changeset	401 rdata.resize (rmax, cmax);
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9512 diff changeset	402 }
7580 b4aa9ef3d3ef Port dlmread, dlmwrite, csvread and csvwrite from octave-forge David Bateman <dbateman@free.fr> parents: diff changeset	403
10804 3d5c6b84ddaf speed-up fixes to dlmread Jaroslav Hajek <highegg@gmail.com> parents: 10718 diff changeset	404 tmp_stream.str (str);
3d5c6b84ddaf speed-up fixes to dlmread Jaroslav Hajek <highegg@gmail.com> parents: 10718 diff changeset	405 tmp_stream.clear ();
3d5c6b84ddaf speed-up fixes to dlmread Jaroslav Hajek <highegg@gmail.com> parents: 10718 diff changeset	406
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9512 diff changeset	407 double x = octave_read_double (tmp_stream);
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9512 diff changeset	408 if (tmp_stream)
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9512 diff changeset	409 {
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9512 diff changeset	410 if (tmp_stream.eof ())
10804 3d5c6b84ddaf speed-up fixes to dlmread Jaroslav Hajek <highegg@gmail.com> parents: 10718 diff changeset	411 {
3d5c6b84ddaf speed-up fixes to dlmread Jaroslav Hajek <highegg@gmail.com> parents: 10718 diff changeset	412 if (iscmplx)
3d5c6b84ddaf speed-up fixes to dlmread Jaroslav Hajek <highegg@gmail.com> parents: 10718 diff changeset	413 cdata(i,j++) = x;
3d5c6b84ddaf speed-up fixes to dlmread Jaroslav Hajek <highegg@gmail.com> parents: 10718 diff changeset	414 else
3d5c6b84ddaf speed-up fixes to dlmread Jaroslav Hajek <highegg@gmail.com> parents: 10718 diff changeset	415 rdata(i,j++) = x;
3d5c6b84ddaf speed-up fixes to dlmread Jaroslav Hajek <highegg@gmail.com> parents: 10718 diff changeset	416 }
3d5c6b84ddaf speed-up fixes to dlmread Jaroslav Hajek <highegg@gmail.com> parents: 10718 diff changeset	417 else if (std::toupper (tmp_stream.peek ()) == 'I')
3d5c6b84ddaf speed-up fixes to dlmread Jaroslav Hajek <highegg@gmail.com> parents: 10718 diff changeset	418 {
3d5c6b84ddaf speed-up fixes to dlmread Jaroslav Hajek <highegg@gmail.com> parents: 10718 diff changeset	419 // This is to allow pure imaginary numbers.
3d5c6b84ddaf speed-up fixes to dlmread Jaroslav Hajek <highegg@gmail.com> parents: 10718 diff changeset	420 if (iscmplx)
3d5c6b84ddaf speed-up fixes to dlmread Jaroslav Hajek <highegg@gmail.com> parents: 10718 diff changeset	421 cdata(i,j++) = x;
3d5c6b84ddaf speed-up fixes to dlmread Jaroslav Hajek <highegg@gmail.com> parents: 10718 diff changeset	422 else
3d5c6b84ddaf speed-up fixes to dlmread Jaroslav Hajek <highegg@gmail.com> parents: 10718 diff changeset	423 rdata(i,j++) = x;
3d5c6b84ddaf speed-up fixes to dlmread Jaroslav Hajek <highegg@gmail.com> parents: 10718 diff changeset	424 }
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9512 diff changeset	425 else
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9512 diff changeset	426 {
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9512 diff changeset	427 double y = octave_read_double (tmp_stream);
7581 e0d7bb35a3ec style fixes John W. Eaton <jwe@octave.org> parents: 7580 diff changeset	428
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9512 diff changeset	429 if (!iscmplx && y != 0.)
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9512 diff changeset	430 {
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9512 diff changeset	431 iscmplx = true;
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9512 diff changeset	432 cdata = ComplexMatrix (rdata);
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9512 diff changeset	433 }
7580 b4aa9ef3d3ef Port dlmread, dlmwrite, csvread and csvwrite from octave-forge David Bateman <dbateman@free.fr> parents: diff changeset	434
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9512 diff changeset	435 if (iscmplx)
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9512 diff changeset	436 cdata(i,j++) = Complex (x, y);
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9512 diff changeset	437 else
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9512 diff changeset	438 rdata(i,j++) = x;
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9512 diff changeset	439 }
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9512 diff changeset	440 }
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9512 diff changeset	441 else if (iscmplx)
10935 3cb4889dd6f7 support specific empty value in dlmread Jaroslav Hajek <highegg@gmail.com> parents: 10927 diff changeset	442 cdata(i,j++) = empty_value;
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9512 diff changeset	443 else
10935 3cb4889dd6f7 support specific empty value in dlmread Jaroslav Hajek <highegg@gmail.com> parents: 10927 diff changeset	444 rdata(i,j++) = empty_value;
7580 b4aa9ef3d3ef Port dlmread, dlmwrite, csvread and csvwrite from octave-forge David Bateman <dbateman@free.fr> parents: diff changeset	445
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9512 diff changeset	446 if (pos2 != std::string::npos)
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9512 diff changeset	447 pos1 = pos2 + 1;
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9512 diff changeset	448 else
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9512 diff changeset	449 pos1 = std::string::npos;
7581 e0d7bb35a3ec style fixes John W. Eaton <jwe@octave.org> parents: 7580 diff changeset	450
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9512 diff changeset	451 }
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9512 diff changeset	452 while (pos1 != std::string::npos);
7581 e0d7bb35a3ec style fixes John W. Eaton <jwe@octave.org> parents: 7580 diff changeset	453
10935 3cb4889dd6f7 support specific empty value in dlmread Jaroslav Hajek <highegg@gmail.com> parents: 10927 diff changeset	454 if (i == r1)
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9512 diff changeset	455 break;
7581 e0d7bb35a3ec style fixes John W. Eaton <jwe@octave.org> parents: 7580 diff changeset	456
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9512 diff changeset	457 i++;
40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9512 diff changeset	458 }
7580 b4aa9ef3d3ef Port dlmread, dlmwrite, csvread and csvwrite from octave-forge David Bateman <dbateman@free.fr> parents: diff changeset	459
10804 3d5c6b84ddaf speed-up fixes to dlmread Jaroslav Hajek <highegg@gmail.com> parents: 10718 diff changeset	460 if (r1 >= r)
3d5c6b84ddaf speed-up fixes to dlmread Jaroslav Hajek <highegg@gmail.com> parents: 10718 diff changeset	461 r1 = r - 1;
3d5c6b84ddaf speed-up fixes to dlmread Jaroslav Hajek <highegg@gmail.com> parents: 10718 diff changeset	462 if (c1 >= c)
3d5c6b84ddaf speed-up fixes to dlmread Jaroslav Hajek <highegg@gmail.com> parents: 10718 diff changeset	463 c1 = c - 1;
7580 b4aa9ef3d3ef Port dlmread, dlmwrite, csvread and csvwrite from octave-forge David Bateman <dbateman@free.fr> parents: diff changeset	464
10804 3d5c6b84ddaf speed-up fixes to dlmread Jaroslav Hajek <highegg@gmail.com> parents: 10718 diff changeset	465 // Now take the subset of the matrix.
3d5c6b84ddaf speed-up fixes to dlmread Jaroslav Hajek <highegg@gmail.com> parents: 10718 diff changeset	466 if (iscmplx)
3d5c6b84ddaf speed-up fixes to dlmread Jaroslav Hajek <highegg@gmail.com> parents: 10718 diff changeset	467 cdata = cdata.extract (0, c0, r1, c1);
3d5c6b84ddaf speed-up fixes to dlmread Jaroslav Hajek <highegg@gmail.com> parents: 10718 diff changeset	468 else
3d5c6b84ddaf speed-up fixes to dlmread Jaroslav Hajek <highegg@gmail.com> parents: 10718 diff changeset	469 rdata = rdata.extract (0, c0, r1, c1);
7580 b4aa9ef3d3ef Port dlmread, dlmwrite, csvread and csvwrite from octave-forge David Bateman <dbateman@free.fr> parents: diff changeset	470
b4aa9ef3d3ef Port dlmread, dlmwrite, csvread and csvwrite from octave-forge David Bateman <dbateman@free.fr> parents: diff changeset	471 if (iscmplx)
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9512 diff changeset	472 retval(0) = cdata;
7580 b4aa9ef3d3ef Port dlmread, dlmwrite, csvread and csvwrite from octave-forge David Bateman <dbateman@free.fr> parents: diff changeset	473 else
10154 40dfc0c99116 DLD-FUNCTIONS/.cc: untabify John W. Eaton <jwe@octave.org>* parents: 9512 diff changeset	474 retval(0) = rdata;
7580 b4aa9ef3d3ef Port dlmread, dlmwrite, csvread and csvwrite from octave-forge David Bateman <dbateman@free.fr> parents: diff changeset	475 }
b4aa9ef3d3ef Port dlmread, dlmwrite, csvread and csvwrite from octave-forge David Bateman <dbateman@free.fr> parents: diff changeset	476
b4aa9ef3d3ef Port dlmread, dlmwrite, csvread and csvwrite from octave-forge David Bateman <dbateman@free.fr> parents: diff changeset	477 return retval;
b4aa9ef3d3ef Port dlmread, dlmwrite, csvread and csvwrite from octave-forge David Bateman <dbateman@free.fr> parents: diff changeset	478 }
b4aa9ef3d3ef Port dlmread, dlmwrite, csvread and csvwrite from octave-forge David Bateman <dbateman@free.fr> parents: diff changeset	479
b4aa9ef3d3ef Port dlmread, dlmwrite, csvread and csvwrite from octave-forge David Bateman <dbateman@free.fr> parents: diff changeset	480 /*
b4aa9ef3d3ef Port dlmread, dlmwrite, csvread and csvwrite from octave-forge David Bateman <dbateman@free.fr> parents: diff changeset	481
b4aa9ef3d3ef Port dlmread, dlmwrite, csvread and csvwrite from octave-forge David Bateman <dbateman@free.fr> parents: diff changeset	482 %!shared file
b4aa9ef3d3ef Port dlmread, dlmwrite, csvread and csvwrite from octave-forge David Bateman <dbateman@free.fr> parents: diff changeset	483 %! file = tmpnam ();
b4aa9ef3d3ef Port dlmread, dlmwrite, csvread and csvwrite from octave-forge David Bateman <dbateman@free.fr> parents: diff changeset	484 %! fid = fopen (file, "wt");
b4aa9ef3d3ef Port dlmread, dlmwrite, csvread and csvwrite from octave-forge David Bateman <dbateman@free.fr> parents: diff changeset	485 %! fwrite (fid, "1, 2, 3\n4, 5, 6\n7, 8, 9\n10, 11, 12");
b4aa9ef3d3ef Port dlmread, dlmwrite, csvread and csvwrite from octave-forge David Bateman <dbateman@free.fr> parents: diff changeset	486 %! fclose (fid);
b4aa9ef3d3ef Port dlmread, dlmwrite, csvread and csvwrite from octave-forge David Bateman <dbateman@free.fr> parents: diff changeset	487
b4aa9ef3d3ef Port dlmread, dlmwrite, csvread and csvwrite from octave-forge David Bateman <dbateman@free.fr> parents: diff changeset	488 %!assert (dlmread (file), [1, 2, 3; 4, 5, 6; 7, 8, 9;10, 11, 12]);
b4aa9ef3d3ef Port dlmread, dlmwrite, csvread and csvwrite from octave-forge David Bateman <dbateman@free.fr> parents: diff changeset	489 %!assert (dlmread (file, ","), [1, 2, 3; 4, 5, 6; 7, 8, 9; 10, 11, 12]);
b4aa9ef3d3ef Port dlmread, dlmwrite, csvread and csvwrite from octave-forge David Bateman <dbateman@free.fr> parents: diff changeset	490 %!assert (dlmread (file, ",", [1, 0, 2, 1]), [4, 5; 7, 8]);
b4aa9ef3d3ef Port dlmread, dlmwrite, csvread and csvwrite from octave-forge David Bateman <dbateman@free.fr> parents: diff changeset	491 %!assert (dlmread (file, ",", "B1..C2"), [2, 3; 5, 6]);
b4aa9ef3d3ef Port dlmread, dlmwrite, csvread and csvwrite from octave-forge David Bateman <dbateman@free.fr> parents: diff changeset	492 %!assert (dlmread (file, ",", "B1:C2"), [2, 3; 5, 6]);
b4aa9ef3d3ef Port dlmread, dlmwrite, csvread and csvwrite from octave-forge David Bateman <dbateman@free.fr> parents: diff changeset	493 %!assert (dlmread (file, ",", "..C2"), [1, 2, 3; 4, 5, 6]);
b4aa9ef3d3ef Port dlmread, dlmwrite, csvread and csvwrite from octave-forge David Bateman <dbateman@free.fr> parents: diff changeset	494 %!assert (dlmread (file, ",", 0, 1), [2, 3; 5, 6; 8, 9; 11, 12]);
b4aa9ef3d3ef Port dlmread, dlmwrite, csvread and csvwrite from octave-forge David Bateman <dbateman@free.fr> parents: diff changeset	495 %!assert (dlmread (file, ",", "B1.."), [2, 3; 5, 6; 8, 9; 11, 12]);
b4aa9ef3d3ef Port dlmread, dlmwrite, csvread and csvwrite from octave-forge David Bateman <dbateman@free.fr> parents: diff changeset	496 %!error (dlmread (file, ",", [0 1]))
b4aa9ef3d3ef Port dlmread, dlmwrite, csvread and csvwrite from octave-forge David Bateman <dbateman@free.fr> parents: diff changeset	497
b4aa9ef3d3ef Port dlmread, dlmwrite, csvread and csvwrite from octave-forge David Bateman <dbateman@free.fr> parents: diff changeset	498 %!test
b4aa9ef3d3ef Port dlmread, dlmwrite, csvread and csvwrite from octave-forge David Bateman <dbateman@free.fr> parents: diff changeset	499 %! unlink (file);
b4aa9ef3d3ef Port dlmread, dlmwrite, csvread and csvwrite from octave-forge David Bateman <dbateman@free.fr> parents: diff changeset	500
b4aa9ef3d3ef Port dlmread, dlmwrite, csvread and csvwrite from octave-forge David Bateman <dbateman@free.fr> parents: diff changeset	501 %!shared file
b4aa9ef3d3ef Port dlmread, dlmwrite, csvread and csvwrite from octave-forge David Bateman <dbateman@free.fr> parents: diff changeset	502 %! file = tmpnam ();
b4aa9ef3d3ef Port dlmread, dlmwrite, csvread and csvwrite from octave-forge David Bateman <dbateman@free.fr> parents: diff changeset	503 %! fid = fopen (file, "wt");
b4aa9ef3d3ef Port dlmread, dlmwrite, csvread and csvwrite from octave-forge David Bateman <dbateman@free.fr> parents: diff changeset	504 %! fwrite (fid, "1, 2, 3\n4+4i, 5, 6\n7, 8, 9\n10, 11, 12");
b4aa9ef3d3ef Port dlmread, dlmwrite, csvread and csvwrite from octave-forge David Bateman <dbateman@free.fr> parents: diff changeset	505 %! fclose (fid);
b4aa9ef3d3ef Port dlmread, dlmwrite, csvread and csvwrite from octave-forge David Bateman <dbateman@free.fr> parents: diff changeset	506
b4aa9ef3d3ef Port dlmread, dlmwrite, csvread and csvwrite from octave-forge David Bateman <dbateman@free.fr> parents: diff changeset	507 %!assert (dlmread (file), [1, 2, 3; 4 + 4i, 5, 6; 7, 8, 9; 10, 11, 12]);
b4aa9ef3d3ef Port dlmread, dlmwrite, csvread and csvwrite from octave-forge David Bateman <dbateman@free.fr> parents: diff changeset	508 %!assert (dlmread (file, ","), [1, 2, 3; 4 + 4i, 5, 6; 7, 8, 9; 10, 11, 12]);
b4aa9ef3d3ef Port dlmread, dlmwrite, csvread and csvwrite from octave-forge David Bateman <dbateman@free.fr> parents: diff changeset	509 %!assert (dlmread (file, ",", [1, 0, 2, 1]), [4 + 4i, 5; 7, 8]);
b4aa9ef3d3ef Port dlmread, dlmwrite, csvread and csvwrite from octave-forge David Bateman <dbateman@free.fr> parents: diff changeset	510 %!assert (dlmread (file, ",", "A2..B3"), [4 + 4i, 5; 7, 8]);
b4aa9ef3d3ef Port dlmread, dlmwrite, csvread and csvwrite from octave-forge David Bateman <dbateman@free.fr> parents: diff changeset	511 %!assert (dlmread (file, ",", "A2:B3"), [4 + 4i, 5; 7, 8]);
b4aa9ef3d3ef Port dlmread, dlmwrite, csvread and csvwrite from octave-forge David Bateman <dbateman@free.fr> parents: diff changeset	512 %!assert (dlmread (file, ",", "..B3"), [1, 2; 4 + 4i, 5; 7, 8]);
b4aa9ef3d3ef Port dlmread, dlmwrite, csvread and csvwrite from octave-forge David Bateman <dbateman@free.fr> parents: diff changeset	513 %!assert (dlmread (file, ",", 1, 0), [4 + 4i, 5, 6; 7, 8, 9; 10, 11, 12]);
b4aa9ef3d3ef Port dlmread, dlmwrite, csvread and csvwrite from octave-forge David Bateman <dbateman@free.fr> parents: diff changeset	514 %!assert (dlmread (file, ",", "A2.."), [4 + 4i, 5, 6; 7, 8, 9; 10, 11, 12]);
b4aa9ef3d3ef Port dlmread, dlmwrite, csvread and csvwrite from octave-forge David Bateman <dbateman@free.fr> parents: diff changeset	515 %!error (dlmread (file, ",", [0 1]))
b4aa9ef3d3ef Port dlmread, dlmwrite, csvread and csvwrite from octave-forge David Bateman <dbateman@free.fr> parents: diff changeset	516
b4aa9ef3d3ef Port dlmread, dlmwrite, csvread and csvwrite from octave-forge David Bateman <dbateman@free.fr> parents: diff changeset	517 %!test
b4aa9ef3d3ef Port dlmread, dlmwrite, csvread and csvwrite from octave-forge David Bateman <dbateman@free.fr> parents: diff changeset	518 %! unlink (file);
b4aa9ef3d3ef Port dlmread, dlmwrite, csvread and csvwrite from octave-forge David Bateman <dbateman@free.fr> parents: diff changeset	519
b4aa9ef3d3ef Port dlmread, dlmwrite, csvread and csvwrite from octave-forge David Bateman <dbateman@free.fr> parents: diff changeset	520 */

Mercurial > octave-nkf

annotate src/DLD-FUNCTIONS/dlmread.cc @ 11523:fd0a3ac60b0e