octave: libinterp/corefcn/c-file-ptr-stream.h annotate

annotate libinterp/corefcn/c-file-ptr-stream.h @ 27919:1891570abac8

update Octave Project Developers copyright for the new year In files that have the "Octave Project Developers" copyright notice, update for 2020.

author	John W. Eaton <jwe@octave.org>
date	Mon, 06 Jan 2020 22:29:51 -0500
parents	b442ec6dda5c
children	bd51beb6205e

rev	line source
3628 168c4d71dc63 [project @ 2000-03-23 07:34:54 by jwe] jwe parents: diff changeset	1 /*
168c4d71dc63 [project @ 2000-03-23 07:34:54 by jwe] jwe parents: diff changeset	2
27919 1891570abac8 update Octave Project Developers copyright for the new year John W. Eaton <jwe@octave.org> parents: 27918 diff changeset	3 Copyright (C) 2000-2020 The Octave Project Developers
27918 b442ec6dda5c use centralized file for copyright info for individual contributors John W. Eaton <jwe@octave.org> parents: 26376 diff changeset	4
b442ec6dda5c use centralized file for copyright info for individual contributors John W. Eaton <jwe@octave.org> parents: 26376 diff changeset	5 See the file COPYRIGHT.md in the top-level directory of this distribution
b442ec6dda5c use centralized file for copyright info for individual contributors John W. Eaton <jwe@octave.org> parents: 26376 diff changeset	6 or <https://octave.org/COPYRIGHT.html/>.
b442ec6dda5c use centralized file for copyright info for individual contributors John W. Eaton <jwe@octave.org> parents: 26376 diff changeset	7
3628 168c4d71dc63 [project @ 2000-03-23 07:34:54 by jwe] jwe parents: diff changeset	8
168c4d71dc63 [project @ 2000-03-23 07:34:54 by jwe] jwe parents: diff changeset	9 This file is part of Octave.
168c4d71dc63 [project @ 2000-03-23 07:34:54 by jwe] jwe parents: diff changeset	10
24534 194eb4bd202b maint: Update punctuation for GPL v3 license text. Rik <rik@octave.org> parents: 23795 diff changeset	11 Octave is free software: you can redistribute it and/or modify it
22755 3a2b891d0b33 maint: Standardize Copyright formatting. Rik <rik@octave.org> parents: 22407 diff changeset	12 under the terms of the GNU General Public License as published by
24534 194eb4bd202b maint: Update punctuation for GPL v3 license text. Rik <rik@octave.org> parents: 23795 diff changeset	13 the Free Software Foundation, either version 3 of the License, or
22755 3a2b891d0b33 maint: Standardize Copyright formatting. Rik <rik@octave.org> parents: 22407 diff changeset	14 (at your option) any later version.
3628 168c4d71dc63 [project @ 2000-03-23 07:34:54 by jwe] jwe parents: diff changeset	15
22755 3a2b891d0b33 maint: Standardize Copyright formatting. Rik <rik@octave.org> parents: 22407 diff changeset	16 Octave is distributed in the hope that it will be useful, but
3a2b891d0b33 maint: Standardize Copyright formatting. Rik <rik@octave.org> parents: 22407 diff changeset	17 WITHOUT ANY WARRANTY; without even the implied warranty of
3a2b891d0b33 maint: Standardize Copyright formatting. Rik <rik@octave.org> parents: 22407 diff changeset	18 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
3a2b891d0b33 maint: Standardize Copyright formatting. Rik <rik@octave.org> parents: 22407 diff changeset	19 GNU General Public License for more details.
3628 168c4d71dc63 [project @ 2000-03-23 07:34:54 by jwe] jwe parents: diff changeset	20
168c4d71dc63 [project @ 2000-03-23 07:34:54 by jwe] jwe parents: diff changeset	21 You should have received a copy of the GNU General Public License
7016 93c65f2a5668 [project @ 2007-10-12 06:40:56 by jwe] jwe parents: 5884 diff changeset	22 along with Octave; see the file COPYING. If not, see
24534 194eb4bd202b maint: Update punctuation for GPL v3 license text. Rik <rik@octave.org> parents: 23795 diff changeset	23 <https://www.gnu.org/licenses/>.
3628 168c4d71dc63 [project @ 2000-03-23 07:34:54 by jwe] jwe parents: diff changeset	24
168c4d71dc63 [project @ 2000-03-23 07:34:54 by jwe] jwe parents: diff changeset	25 */
168c4d71dc63 [project @ 2000-03-23 07:34:54 by jwe] jwe parents: diff changeset	26
20791 f7084eae3318 maint: Use Octave coding conventions for #if statements. Rik <rik@octave.org> parents: 20088 diff changeset	27 #if ! defined (octave_c_file_ptr_stream_h)
3628 168c4d71dc63 [project @ 2000-03-23 07:34:54 by jwe] jwe parents: diff changeset	28 #define octave_c_file_ptr_stream_h 1
168c4d71dc63 [project @ 2000-03-23 07:34:54 by jwe] jwe parents: diff changeset	29
21244 1473547f50f5 include octave-config.h in public header files John W. Eaton <jwe@octave.org> parents: 21200 diff changeset	30 #include "octave-config.h"
1473547f50f5 include octave-config.h in public header files John W. Eaton <jwe@octave.org> parents: 21200 diff changeset	31
3775 13905c3a24af [project @ 2001-02-06 01:56:59 by jwe] jwe parents: 3716 diff changeset	32 #include <cstdio>
25444 37132909ac91 Supply missing iostream declarations via <istream> (bug #54091) Daniel J Sebald <daniel.sebald@ieee.org> parents: 25438 diff changeset	33 #include <istream>
8950 d865363208d6 include <iosfwd> instead of <iostream> in header files John W. Eaton <jwe@octave.org> parents: 7017 diff changeset	34
3628 168c4d71dc63 [project @ 2000-03-23 07:34:54 by jwe] jwe parents: diff changeset	35 class
4310 da7226ca8b91 [project @ 2003-01-30 03:26:26 by jwe] jwe parents: 4192 diff changeset	36 c_file_ptr_buf : public std::streambuf
3628 168c4d71dc63 [project @ 2000-03-23 07:34:54 by jwe] jwe parents: diff changeset	37 {
168c4d71dc63 [project @ 2000-03-23 07:34:54 by jwe] jwe parents: diff changeset	38 public:
168c4d71dc63 [project @ 2000-03-23 07:34:54 by jwe] jwe parents: diff changeset	39
4310 da7226ca8b91 [project @ 2003-01-30 03:26:26 by jwe] jwe parents: 4192 diff changeset	40 typedef std::streambuf::int_type int_type;
3775 13905c3a24af [project @ 2001-02-06 01:56:59 by jwe] jwe parents: 3716 diff changeset	41
3716 08fe5f74c7d4 [project @ 2000-09-07 04:59:03 by jwe] jwe parents: 3652 diff changeset	42 typedef int (close_fcn) (FILE );
08fe5f74c7d4 [project @ 2000-09-07 04:59:03 by jwe] jwe parents: 3652 diff changeset	43
23449 c763214a8260 maint: Use convention 'int x' for naming pointers. Rik <rik@octave.org>* parents: 23446 diff changeset	44 FILE *stdiofile (void) { return f; }
3628 168c4d71dc63 [project @ 2000-03-23 07:34:54 by jwe] jwe parents: diff changeset	45
10288 5e972e2deffe avoid some possible gnulib #defines John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	46 c_file_ptr_buf (FILE *f_arg, close_fcn cf_arg = file_close)
4310 da7226ca8b91 [project @ 2003-01-30 03:26:26 by jwe] jwe parents: 4192 diff changeset	47 : std::streambuf (), f (f_arg), cf (cf_arg)
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	48 { }
3628 168c4d71dc63 [project @ 2000-03-23 07:34:54 by jwe] jwe parents: diff changeset	49
22869 f75d289645ec make deleted functions public John W. Eaton <jwe@octave.org> parents: 22865 diff changeset	50 // No copying!
f75d289645ec make deleted functions public John W. Eaton <jwe@octave.org> parents: 22865 diff changeset	51
f75d289645ec make deleted functions public John W. Eaton <jwe@octave.org> parents: 22865 diff changeset	52 c_file_ptr_buf (const c_file_ptr_buf&) = delete;
f75d289645ec make deleted functions public John W. Eaton <jwe@octave.org> parents: 22865 diff changeset	53
f75d289645ec make deleted functions public John W. Eaton <jwe@octave.org> parents: 22865 diff changeset	54 c_file_ptr_buf& operator = (const c_file_ptr_buf&) = delete;
f75d289645ec make deleted functions public John W. Eaton <jwe@octave.org> parents: 22865 diff changeset	55
3628 168c4d71dc63 [project @ 2000-03-23 07:34:54 by jwe] jwe parents: diff changeset	56 ~c_file_ptr_buf (void);
168c4d71dc63 [project @ 2000-03-23 07:34:54 by jwe] jwe parents: diff changeset	57
3775 13905c3a24af [project @ 2001-02-06 01:56:59 by jwe] jwe parents: 3716 diff changeset	58 int_type overflow (int_type);
3628 168c4d71dc63 [project @ 2000-03-23 07:34:54 by jwe] jwe parents: diff changeset	59
4310 da7226ca8b91 [project @ 2003-01-30 03:26:26 by jwe] jwe parents: 4192 diff changeset	60 int_type underflow (void) { return underflow_common (false); }
3628 168c4d71dc63 [project @ 2000-03-23 07:34:54 by jwe] jwe parents: diff changeset	61
4310 da7226ca8b91 [project @ 2003-01-30 03:26:26 by jwe] jwe parents: 4192 diff changeset	62 int_type uflow (void) { return underflow_common (true); }
3628 168c4d71dc63 [project @ 2000-03-23 07:34:54 by jwe] jwe parents: diff changeset	63
3775 13905c3a24af [project @ 2001-02-06 01:56:59 by jwe] jwe parents: 3716 diff changeset	64 int_type pbackfail (int_type);
3628 168c4d71dc63 [project @ 2000-03-23 07:34:54 by jwe] jwe parents: diff changeset	65
168c4d71dc63 [project @ 2000-03-23 07:34:54 by jwe] jwe parents: diff changeset	66 std::streamsize xsputn (const char*, std::streamsize);
168c4d71dc63 [project @ 2000-03-23 07:34:54 by jwe] jwe parents: diff changeset	67
168c4d71dc63 [project @ 2000-03-23 07:34:54 by jwe] jwe parents: diff changeset	68 std::streamsize xsgetn (char *, std::streamsize);
168c4d71dc63 [project @ 2000-03-23 07:34:54 by jwe] jwe parents: diff changeset	69
168c4d71dc63 [project @ 2000-03-23 07:34:54 by jwe] jwe parents: diff changeset	70 std::streampos seekoff (std::streamoff, std::ios::seekdir,
10313 f3b65e1ae355 untabify src header files John W. Eaton <jwe@octave.org> parents: 10288 diff changeset	71 std::ios::openmode = std::ios::in \| std::ios::out);
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11523 diff changeset	72
3628 168c4d71dc63 [project @ 2000-03-23 07:34:54 by jwe] jwe parents: diff changeset	73 std::streampos seekpos (std::streampos,
10313 f3b65e1ae355 untabify src header files John W. Eaton <jwe@octave.org> parents: 10288 diff changeset	74 std::ios::openmode = std::ios::in \| std::ios::out);
3628 168c4d71dc63 [project @ 2000-03-23 07:34:54 by jwe] jwe parents: diff changeset	75
168c4d71dc63 [project @ 2000-03-23 07:34:54 by jwe] jwe parents: diff changeset	76 int sync (void);
3644 9add655e8b8c [project @ 2000-03-24 11:58:50 by jwe] jwe parents: 3628 diff changeset	77
3652 25e84fcef38a [project @ 2000-03-31 08:50:48 by jwe] jwe parents: 3644 diff changeset	78 int flush (void);
25e84fcef38a [project @ 2000-03-31 08:50:48 by jwe] jwe parents: 3644 diff changeset	79
10288 5e972e2deffe avoid some possible gnulib #defines John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	80 int buf_close (void);
3652 25e84fcef38a [project @ 2000-03-31 08:50:48 by jwe] jwe parents: 3644 diff changeset	81
4310 da7226ca8b91 [project @ 2003-01-30 03:26:26 by jwe] jwe parents: 4192 diff changeset	82 int file_number () const { return f ? fileno (f) : -1; }
3775 13905c3a24af [project @ 2001-02-06 01:56:59 by jwe] jwe parents: 3716 diff changeset	83
16011 8122286c69a9 initial large file support for 32-bit systems John W. Eaton <jwe@octave.org> parents: 15195 diff changeset	84 int seek (off_t offset, int origin);
4797 19b8225bdaa2 [project @ 2004-02-23 22:10:31 by jwe] jwe parents: 4326 diff changeset	85
16011 8122286c69a9 initial large file support for 32-bit systems John W. Eaton <jwe@octave.org> parents: 15195 diff changeset	86 off_t tell (void);
4797 19b8225bdaa2 [project @ 2004-02-23 22:10:31 by jwe] jwe parents: 4326 diff changeset	87
4888 4a796c5fc7a3 [project @ 2004-04-30 18:27:07 by jwe] jwe parents: 4797 diff changeset	88 void clear (void) { if (f) clearerr (f); }
4a796c5fc7a3 [project @ 2004-04-30 18:27:07 by jwe] jwe parents: 4797 diff changeset	89
10411 479cc8a0a846 use gnulib namespace John W. Eaton <jwe@octave.org> parents: 10313 diff changeset	90 static int file_close (FILE *f);
3951 e6f67a1ed814 [project @ 2002-05-23 03:41:25 by jwe] jwe parents: 3944 diff changeset	91
3644 9add655e8b8c [project @ 2000-03-24 11:58:50 by jwe] jwe parents: 3628 diff changeset	92 protected:
9add655e8b8c [project @ 2000-03-24 11:58:50 by jwe] jwe parents: 3628 diff changeset	93
9add655e8b8c [project @ 2000-03-24 11:58:50 by jwe] jwe parents: 3628 diff changeset	94 FILE *f;
3716 08fe5f74c7d4 [project @ 2000-09-07 04:59:03 by jwe] jwe parents: 3652 diff changeset	95
08fe5f74c7d4 [project @ 2000-09-07 04:59:03 by jwe] jwe parents: 3652 diff changeset	96 close_fcn cf;
3775 13905c3a24af [project @ 2001-02-06 01:56:59 by jwe] jwe parents: 3716 diff changeset	97
13905c3a24af [project @ 2001-02-06 01:56:59 by jwe] jwe parents: 3716 diff changeset	98 private:
13905c3a24af [project @ 2001-02-06 01:56:59 by jwe] jwe parents: 3716 diff changeset	99
4310 da7226ca8b91 [project @ 2003-01-30 03:26:26 by jwe] jwe parents: 4192 diff changeset	100 int_type underflow_common (bool);
3628 168c4d71dc63 [project @ 2000-03-23 07:34:54 by jwe] jwe parents: diff changeset	101 };
168c4d71dc63 [project @ 2000-03-23 07:34:54 by jwe] jwe parents: diff changeset	102
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	103 // FIXME: the following three classes could probably share some code...
5325 ecbe4aa87e51 [project @ 2005-04-29 20:48:35 by jwe] jwe parents: 5307 diff changeset	104
ecbe4aa87e51 [project @ 2005-04-29 20:48:35 by jwe] jwe parents: 5307 diff changeset	105 template <typename STREAM_T, typename FILE_T, typename BUF_T>
3628 168c4d71dc63 [project @ 2000-03-23 07:34:54 by jwe] jwe parents: diff changeset	106 class
5325 ecbe4aa87e51 [project @ 2005-04-29 20:48:35 by jwe] jwe parents: 5307 diff changeset	107 c_file_ptr_stream : public STREAM_T
3628 168c4d71dc63 [project @ 2000-03-23 07:34:54 by jwe] jwe parents: diff changeset	108 {
3644 9add655e8b8c [project @ 2000-03-24 11:58:50 by jwe] jwe parents: 3628 diff changeset	109 public:
9add655e8b8c [project @ 2000-03-24 11:58:50 by jwe] jwe parents: 3628 diff changeset	110
10288 5e972e2deffe avoid some possible gnulib #defines John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	111 c_file_ptr_stream (FILE_T f, typename BUF_T::close_fcn cf = BUF_T::file_close)
23795 980f39c3ab90 Use C++11 nullptr rather than 0 in code (bug #51565). Rik <rik@octave.org> parents: 23449 diff changeset	112 : STREAM_T (nullptr), buf (new BUF_T (f, cf)) { STREAM_T::init (buf); }
3644 9add655e8b8c [project @ 2000-03-24 11:58:50 by jwe] jwe parents: 3628 diff changeset	113
22869 f75d289645ec make deleted functions public John W. Eaton <jwe@octave.org> parents: 22865 diff changeset	114 // No copying!
f75d289645ec make deleted functions public John W. Eaton <jwe@octave.org> parents: 22865 diff changeset	115
f75d289645ec make deleted functions public John W. Eaton <jwe@octave.org> parents: 22865 diff changeset	116 c_file_ptr_stream (const c_file_ptr_stream&) = delete;
f75d289645ec make deleted functions public John W. Eaton <jwe@octave.org> parents: 22865 diff changeset	117
f75d289645ec make deleted functions public John W. Eaton <jwe@octave.org> parents: 22865 diff changeset	118 c_file_ptr_stream& operator = (const c_file_ptr_stream&) = delete;
f75d289645ec make deleted functions public John W. Eaton <jwe@octave.org> parents: 22865 diff changeset	119
23795 980f39c3ab90 Use C++11 nullptr rather than 0 in code (bug #51565). Rik <rik@octave.org> parents: 23449 diff changeset	120 ~c_file_ptr_stream (void) { delete buf; buf = nullptr; }
3644 9add655e8b8c [project @ 2000-03-24 11:58:50 by jwe] jwe parents: 3628 diff changeset	121
23446 cd4e1ee28716 maint: Use convention 'void * fcn ()' for functions which return pointers. Rik <rik@octave.org> parents: 23220 diff changeset	122 BUF_T * rdbuf (void) { return buf; }
3644 9add655e8b8c [project @ 2000-03-24 11:58:50 by jwe] jwe parents: 3628 diff changeset	123
10288 5e972e2deffe avoid some possible gnulib #defines John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	124 void stream_close (void) { if (buf) buf->buf_close (); }
3652 25e84fcef38a [project @ 2000-03-31 08:50:48 by jwe] jwe parents: 3644 diff changeset	125
16011 8122286c69a9 initial large file support for 32-bit systems John W. Eaton <jwe@octave.org> parents: 15195 diff changeset	126 int seek (off_t offset, int origin)
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	127 { return buf ? buf->seek (offset, origin) : -1; }
4797 19b8225bdaa2 [project @ 2004-02-23 22:10:31 by jwe] jwe parents: 4326 diff changeset	128
16011 8122286c69a9 initial large file support for 32-bit systems John W. Eaton <jwe@octave.org> parents: 15195 diff changeset	129 off_t tell (void) { return buf ? buf->tell () : -1; }
4797 19b8225bdaa2 [project @ 2004-02-23 22:10:31 by jwe] jwe parents: 4326 diff changeset	130
5325 ecbe4aa87e51 [project @ 2005-04-29 20:48:35 by jwe] jwe parents: 5307 diff changeset	131 void clear (void) { if (buf) buf->clear (); STREAM_T::clear (); }
4888 4a796c5fc7a3 [project @ 2004-04-30 18:27:07 by jwe] jwe parents: 4797 diff changeset	132
3628 168c4d71dc63 [project @ 2000-03-23 07:34:54 by jwe] jwe parents: diff changeset	133 private:
168c4d71dc63 [project @ 2000-03-23 07:34:54 by jwe] jwe parents: diff changeset	134
5325 ecbe4aa87e51 [project @ 2005-04-29 20:48:35 by jwe] jwe parents: 5307 diff changeset	135 BUF_T *buf;
3628 168c4d71dc63 [project @ 2000-03-23 07:34:54 by jwe] jwe parents: diff changeset	136 };
168c4d71dc63 [project @ 2000-03-23 07:34:54 by jwe] jwe parents: diff changeset	137
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	138 typedef c_file_ptr_stream<std::istream, FILE *, c_file_ptr_buf>
175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	139 i_c_file_ptr_stream;
175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	140 typedef c_file_ptr_stream<std::ostream, FILE *, c_file_ptr_buf>
175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	141 o_c_file_ptr_stream;
175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	142 typedef c_file_ptr_stream<std::iostream, FILE *, c_file_ptr_buf>
175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	143 io_c_file_ptr_stream;
5325 ecbe4aa87e51 [project @ 2005-04-29 20:48:35 by jwe] jwe parents: 5307 diff changeset	144
21724 aba2e6293dd8 use "#if ..." consistently instead of "#ifdef" and "#ifndef" John W. Eaton <jwe@octave.org> parents: 21244 diff changeset	145 #if defined (HAVE_ZLIB)
5325 ecbe4aa87e51 [project @ 2005-04-29 20:48:35 by jwe] jwe parents: 5307 diff changeset	146
21724 aba2e6293dd8 use "#if ..." consistently instead of "#ifdef" and "#ifndef" John W. Eaton <jwe@octave.org> parents: 21244 diff changeset	147 #if defined (HAVE_ZLIB_H)
21200 fcac5dbbf9ed maint: Indent #ifdef blocks in libinterp. Rik <rik@octave.org> parents: 21183 diff changeset	148 # include <zlib.h>
5325 ecbe4aa87e51 [project @ 2005-04-29 20:48:35 by jwe] jwe parents: 5307 diff changeset	149 #endif
ecbe4aa87e51 [project @ 2005-04-29 20:48:35 by jwe] jwe parents: 5307 diff changeset	150
3628 168c4d71dc63 [project @ 2000-03-23 07:34:54 by jwe] jwe parents: diff changeset	151 class
5325 ecbe4aa87e51 [project @ 2005-04-29 20:48:35 by jwe] jwe parents: 5307 diff changeset	152 c_zfile_ptr_buf : public std::streambuf
3628 168c4d71dc63 [project @ 2000-03-23 07:34:54 by jwe] jwe parents: diff changeset	153 {
3644 9add655e8b8c [project @ 2000-03-24 11:58:50 by jwe] jwe parents: 3628 diff changeset	154 public:
9add655e8b8c [project @ 2000-03-24 11:58:50 by jwe] jwe parents: 3628 diff changeset	155
5325 ecbe4aa87e51 [project @ 2005-04-29 20:48:35 by jwe] jwe parents: 5307 diff changeset	156 typedef std::streambuf::int_type int_type;
ecbe4aa87e51 [project @ 2005-04-29 20:48:35 by jwe] jwe parents: 5307 diff changeset	157
ecbe4aa87e51 [project @ 2005-04-29 20:48:35 by jwe] jwe parents: 5307 diff changeset	158 typedef int (*close_fcn) (gzFile);
ecbe4aa87e51 [project @ 2005-04-29 20:48:35 by jwe] jwe parents: 5307 diff changeset	159
ecbe4aa87e51 [project @ 2005-04-29 20:48:35 by jwe] jwe parents: 5307 diff changeset	160 gzFile stdiofile (void) { return f; }
ecbe4aa87e51 [project @ 2005-04-29 20:48:35 by jwe] jwe parents: 5307 diff changeset	161
10288 5e972e2deffe avoid some possible gnulib #defines John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	162 c_zfile_ptr_buf (gzFile f_arg, close_fcn cf_arg = file_close)
5325 ecbe4aa87e51 [project @ 2005-04-29 20:48:35 by jwe] jwe parents: 5307 diff changeset	163 : std::streambuf (), f (f_arg), cf (cf_arg)
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	164 { }
5325 ecbe4aa87e51 [project @ 2005-04-29 20:48:35 by jwe] jwe parents: 5307 diff changeset	165
22869 f75d289645ec make deleted functions public John W. Eaton <jwe@octave.org> parents: 22865 diff changeset	166 // No copying!
f75d289645ec make deleted functions public John W. Eaton <jwe@octave.org> parents: 22865 diff changeset	167
f75d289645ec make deleted functions public John W. Eaton <jwe@octave.org> parents: 22865 diff changeset	168 c_zfile_ptr_buf (const c_zfile_ptr_buf&) = delete;
f75d289645ec make deleted functions public John W. Eaton <jwe@octave.org> parents: 22865 diff changeset	169
f75d289645ec make deleted functions public John W. Eaton <jwe@octave.org> parents: 22865 diff changeset	170 c_zfile_ptr_buf& operator = (const c_zfile_ptr_buf&) = delete;
f75d289645ec make deleted functions public John W. Eaton <jwe@octave.org> parents: 22865 diff changeset	171
5325 ecbe4aa87e51 [project @ 2005-04-29 20:48:35 by jwe] jwe parents: 5307 diff changeset	172 ~c_zfile_ptr_buf (void);
ecbe4aa87e51 [project @ 2005-04-29 20:48:35 by jwe] jwe parents: 5307 diff changeset	173
ecbe4aa87e51 [project @ 2005-04-29 20:48:35 by jwe] jwe parents: 5307 diff changeset	174 int_type overflow (int_type);
ecbe4aa87e51 [project @ 2005-04-29 20:48:35 by jwe] jwe parents: 5307 diff changeset	175
ecbe4aa87e51 [project @ 2005-04-29 20:48:35 by jwe] jwe parents: 5307 diff changeset	176 int_type underflow (void) { return underflow_common (false); }
3644 9add655e8b8c [project @ 2000-03-24 11:58:50 by jwe] jwe parents: 3628 diff changeset	177
5325 ecbe4aa87e51 [project @ 2005-04-29 20:48:35 by jwe] jwe parents: 5307 diff changeset	178 int_type uflow (void) { return underflow_common (true); }
ecbe4aa87e51 [project @ 2005-04-29 20:48:35 by jwe] jwe parents: 5307 diff changeset	179
ecbe4aa87e51 [project @ 2005-04-29 20:48:35 by jwe] jwe parents: 5307 diff changeset	180 int_type pbackfail (int_type);
ecbe4aa87e51 [project @ 2005-04-29 20:48:35 by jwe] jwe parents: 5307 diff changeset	181
ecbe4aa87e51 [project @ 2005-04-29 20:48:35 by jwe] jwe parents: 5307 diff changeset	182 std::streamsize xsputn (const char*, std::streamsize);
ecbe4aa87e51 [project @ 2005-04-29 20:48:35 by jwe] jwe parents: 5307 diff changeset	183
ecbe4aa87e51 [project @ 2005-04-29 20:48:35 by jwe] jwe parents: 5307 diff changeset	184 std::streamsize xsgetn (char *, std::streamsize);
3644 9add655e8b8c [project @ 2000-03-24 11:58:50 by jwe] jwe parents: 3628 diff changeset	185
5325 ecbe4aa87e51 [project @ 2005-04-29 20:48:35 by jwe] jwe parents: 5307 diff changeset	186 std::streampos seekoff (std::streamoff, std::ios::seekdir,
10313 f3b65e1ae355 untabify src header files John W. Eaton <jwe@octave.org> parents: 10288 diff changeset	187 std::ios::openmode = std::ios::in \| std::ios::out);
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11523 diff changeset	188
5325 ecbe4aa87e51 [project @ 2005-04-29 20:48:35 by jwe] jwe parents: 5307 diff changeset	189 std::streampos seekpos (std::streampos,
10313 f3b65e1ae355 untabify src header files John W. Eaton <jwe@octave.org> parents: 10288 diff changeset	190 std::ios::openmode = std::ios::in \| std::ios::out);
3644 9add655e8b8c [project @ 2000-03-24 11:58:50 by jwe] jwe parents: 3628 diff changeset	191
5325 ecbe4aa87e51 [project @ 2005-04-29 20:48:35 by jwe] jwe parents: 5307 diff changeset	192 int sync (void);
ecbe4aa87e51 [project @ 2005-04-29 20:48:35 by jwe] jwe parents: 5307 diff changeset	193
ecbe4aa87e51 [project @ 2005-04-29 20:48:35 by jwe] jwe parents: 5307 diff changeset	194 int flush (void);
ecbe4aa87e51 [project @ 2005-04-29 20:48:35 by jwe] jwe parents: 5307 diff changeset	195
10288 5e972e2deffe avoid some possible gnulib #defines John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	196 int buf_close (void);
5325 ecbe4aa87e51 [project @ 2005-04-29 20:48:35 by jwe] jwe parents: 5307 diff changeset	197
ecbe4aa87e51 [project @ 2005-04-29 20:48:35 by jwe] jwe parents: 5307 diff changeset	198 int file_number () const { return -1; }
4326 1cae4472c624 [project @ 2003-02-15 23:14:47 by jwe] jwe parents: 4310 diff changeset	199
16011 8122286c69a9 initial large file support for 32-bit systems John W. Eaton <jwe@octave.org> parents: 15195 diff changeset	200 int seek (off_t offset, int origin)
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	201 { return f ? gzseek (f, offset, origin) >= 0 : -1; }
5325 ecbe4aa87e51 [project @ 2005-04-29 20:48:35 by jwe] jwe parents: 5307 diff changeset	202
16011 8122286c69a9 initial large file support for 32-bit systems John W. Eaton <jwe@octave.org> parents: 15195 diff changeset	203 off_t tell (void) { return f ? gztell (f) : -1; }
5325 ecbe4aa87e51 [project @ 2005-04-29 20:48:35 by jwe] jwe parents: 5307 diff changeset	204
ecbe4aa87e51 [project @ 2005-04-29 20:48:35 by jwe] jwe parents: 5307 diff changeset	205 void clear (void) { if (f) gzclearerr (f); }
4797 19b8225bdaa2 [project @ 2004-02-23 22:10:31 by jwe] jwe parents: 4326 diff changeset	206
10288 5e972e2deffe avoid some possible gnulib #defines John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	207 static int file_close (gzFile f) { return ::gzclose (f); }
5325 ecbe4aa87e51 [project @ 2005-04-29 20:48:35 by jwe] jwe parents: 5307 diff changeset	208
ecbe4aa87e51 [project @ 2005-04-29 20:48:35 by jwe] jwe parents: 5307 diff changeset	209 protected:
4797 19b8225bdaa2 [project @ 2004-02-23 22:10:31 by jwe] jwe parents: 4326 diff changeset	210
5325 ecbe4aa87e51 [project @ 2005-04-29 20:48:35 by jwe] jwe parents: 5307 diff changeset	211 gzFile f;
ecbe4aa87e51 [project @ 2005-04-29 20:48:35 by jwe] jwe parents: 5307 diff changeset	212
ecbe4aa87e51 [project @ 2005-04-29 20:48:35 by jwe] jwe parents: 5307 diff changeset	213 close_fcn cf;
4888 4a796c5fc7a3 [project @ 2004-04-30 18:27:07 by jwe] jwe parents: 4797 diff changeset	214
4326 1cae4472c624 [project @ 2003-02-15 23:14:47 by jwe] jwe parents: 4310 diff changeset	215 private:
1cae4472c624 [project @ 2003-02-15 23:14:47 by jwe] jwe parents: 4310 diff changeset	216
5325 ecbe4aa87e51 [project @ 2005-04-29 20:48:35 by jwe] jwe parents: 5307 diff changeset	217 int_type underflow_common (bool);
4326 1cae4472c624 [project @ 2003-02-15 23:14:47 by jwe] jwe parents: 4310 diff changeset	218 };
1cae4472c624 [project @ 2003-02-15 23:14:47 by jwe] jwe parents: 4310 diff changeset	219
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	220 typedef c_file_ptr_stream<std::istream, gzFile, c_zfile_ptr_buf>
175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	221 i_c_zfile_ptr_stream;
175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	222 typedef c_file_ptr_stream<std::ostream, gzFile, c_zfile_ptr_buf>
175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	223 o_c_zfile_ptr_stream;
175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	224 typedef c_file_ptr_stream<std::iostream, gzFile, c_zfile_ptr_buf>
175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	225 io_c_zfile_ptr_stream;
4326 1cae4472c624 [project @ 2003-02-15 23:14:47 by jwe] jwe parents: 4310 diff changeset	226
5325 ecbe4aa87e51 [project @ 2005-04-29 20:48:35 by jwe] jwe parents: 5307 diff changeset	227 #endif
3628 168c4d71dc63 [project @ 2000-03-23 07:34:54 by jwe] jwe parents: diff changeset	228
168c4d71dc63 [project @ 2000-03-23 07:34:54 by jwe] jwe parents: diff changeset	229 #endif

Mercurial > octave

annotate libinterp/corefcn/c-file-ptr-stream.h @ 27919:1891570abac8