octave: libinterp/dldfcn/gzip.cc annotate

annotate libinterp/dldfcn/gzip.cc @ 23084:ef4d915df748

maint: Merge stable to default.

author	John W. Eaton <jwe@octave.org>
date	Mon, 23 Jan 2017 14:27:48 -0500
parents	a6a7b054e4ba e9a0469dedd9
children	03f817ed37c5

rev	line source
22755 3a2b891d0b33 maint: Standardize Copyright formatting. Rik <rik@octave.org> parents: 22489 diff changeset	1 /*
3a2b891d0b33 maint: Standardize Copyright formatting. Rik <rik@octave.org> parents: 22489 diff changeset	2
3a2b891d0b33 maint: Standardize Copyright formatting. Rik <rik@octave.org> parents: 22489 diff changeset	3 Copyright (C) 2016 Carnë Draug
3a2b891d0b33 maint: Standardize Copyright formatting. Rik <rik@octave.org> parents: 22489 diff changeset	4
3a2b891d0b33 maint: Standardize Copyright formatting. Rik <rik@octave.org> parents: 22489 diff changeset	5 This file is part of Octave.
3a2b891d0b33 maint: Standardize Copyright formatting. Rik <rik@octave.org> parents: 22489 diff changeset	6
3a2b891d0b33 maint: Standardize Copyright formatting. Rik <rik@octave.org> parents: 22489 diff changeset	7 Octave is free software; you can redistribute it and/or modify it
3a2b891d0b33 maint: Standardize Copyright formatting. Rik <rik@octave.org> parents: 22489 diff changeset	8 under the terms of the GNU General Public License as published by
3a2b891d0b33 maint: Standardize Copyright formatting. Rik <rik@octave.org> parents: 22489 diff changeset	9 the Free Software Foundation; either version 3 of the License, or
3a2b891d0b33 maint: Standardize Copyright formatting. Rik <rik@octave.org> parents: 22489 diff changeset	10 (at your option) any later version.
3a2b891d0b33 maint: Standardize Copyright formatting. Rik <rik@octave.org> parents: 22489 diff changeset	11
3a2b891d0b33 maint: Standardize Copyright formatting. Rik <rik@octave.org> parents: 22489 diff changeset	12 Octave is distributed in the hope that it will be useful, but
3a2b891d0b33 maint: Standardize Copyright formatting. Rik <rik@octave.org> parents: 22489 diff changeset	13 WITHOUT ANY WARRANTY; without even the implied warranty of
3a2b891d0b33 maint: Standardize Copyright formatting. Rik <rik@octave.org> parents: 22489 diff changeset	14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
3a2b891d0b33 maint: Standardize Copyright formatting. Rik <rik@octave.org> parents: 22489 diff changeset	15 GNU General Public License for more details.
3a2b891d0b33 maint: Standardize Copyright formatting. Rik <rik@octave.org> parents: 22489 diff changeset	16
3a2b891d0b33 maint: Standardize Copyright formatting. Rik <rik@octave.org> parents: 22489 diff changeset	17 You should have received a copy of the GNU General Public License
3a2b891d0b33 maint: Standardize Copyright formatting. Rik <rik@octave.org> parents: 22489 diff changeset	18 along with Octave; see the file COPYING. If not, see
3a2b891d0b33 maint: Standardize Copyright formatting. Rik <rik@octave.org> parents: 22489 diff changeset	19 <http://www.gnu.org/licenses/>.
3a2b891d0b33 maint: Standardize Copyright formatting. Rik <rik@octave.org> parents: 22489 diff changeset	20
3a2b891d0b33 maint: Standardize Copyright formatting. Rik <rik@octave.org> parents: 22489 diff changeset	21 */
22160 766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	22
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	23 //! Octave interface to the compression and uncompression libraries.
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	24 /*!
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	25 This was originally implemented as an m file which directly called
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	26 bzip2 and gzip applications. This may look simpler but causes some
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	27 issues (see bug #43431) because we have no control over the output
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	28 file:
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	29
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	30 - created file is always in the same directory as the original file;
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	31 - automatically skip files that already have gz/bz2/etc extension;
22299 9fc91bb2aec3 doc: grammarcheck documentation for 4.2 release. Rik <rik@octave.org> parents: 22271 diff changeset	32 - some older versions lack the --keep option.
22160 766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	33
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	34 In addition, because system() does not have a method that allows
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	35 passing a list of arguments, there is the issue of having to escape
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	36 filenames.
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	37
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	38 A solution is to pipe file contents into the applications instead of
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	39 filenames. However, that solution causes:
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	40
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	41 # missing file header with original file information;
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	42 # implementing ourselves the recursive transversion of directories;
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	43 # do the above in a m file which will be slow;
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	44 # popen2 is frail on windows.
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	45
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	46 */
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	47
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	48 #if defined (HAVE_CONFIG_H)
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	49 # include "config.h"
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	50 #endif
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	51
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	52 #include <cstdio>
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	53 #include <cstring>
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	54
23024 a6a7b054e4ba Rationalize #includes in libinterp/dldfcn directory. Rik <rik@octave.org> parents: 22923 diff changeset	55 #include <functional>
22160 766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	56 #include <list>
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	57 #include <stdexcept>
23024 a6a7b054e4ba Rationalize #includes in libinterp/dldfcn directory. Rik <rik@octave.org> parents: 22923 diff changeset	58 #include <string>
a6a7b054e4ba Rationalize #includes in libinterp/dldfcn directory. Rik <rik@octave.org> parents: 22923 diff changeset	59
a6a7b054e4ba Rationalize #includes in libinterp/dldfcn directory. Rik <rik@octave.org> parents: 22923 diff changeset	60 #include "Array.h"
a6a7b054e4ba Rationalize #includes in libinterp/dldfcn directory. Rik <rik@octave.org> parents: 22923 diff changeset	61 #include "dir-ops.h"
a6a7b054e4ba Rationalize #includes in libinterp/dldfcn directory. Rik <rik@octave.org> parents: 22923 diff changeset	62 #include "file-ops.h"
a6a7b054e4ba Rationalize #includes in libinterp/dldfcn directory. Rik <rik@octave.org> parents: 22923 diff changeset	63 #include "file-stat.h"
a6a7b054e4ba Rationalize #includes in libinterp/dldfcn directory. Rik <rik@octave.org> parents: 22923 diff changeset	64 #include "glob-match.h"
a6a7b054e4ba Rationalize #includes in libinterp/dldfcn directory. Rik <rik@octave.org> parents: 22923 diff changeset	65 #include "oct-env.h"
a6a7b054e4ba Rationalize #includes in libinterp/dldfcn directory. Rik <rik@octave.org> parents: 22923 diff changeset	66 #include "str-vec.h"
a6a7b054e4ba Rationalize #includes in libinterp/dldfcn directory. Rik <rik@octave.org> parents: 22923 diff changeset	67
a6a7b054e4ba Rationalize #includes in libinterp/dldfcn directory. Rik <rik@octave.org> parents: 22923 diff changeset	68 #include "Cell.h"
a6a7b054e4ba Rationalize #includes in libinterp/dldfcn directory. Rik <rik@octave.org> parents: 22923 diff changeset	69 #include "defun-dld.h"
a6a7b054e4ba Rationalize #includes in libinterp/dldfcn directory. Rik <rik@octave.org> parents: 22923 diff changeset	70 #include "defun-int.h"
a6a7b054e4ba Rationalize #includes in libinterp/dldfcn directory. Rik <rik@octave.org> parents: 22923 diff changeset	71 #include "errwarn.h"
a6a7b054e4ba Rationalize #includes in libinterp/dldfcn directory. Rik <rik@octave.org> parents: 22923 diff changeset	72 #include "ov.h"
a6a7b054e4ba Rationalize #includes in libinterp/dldfcn directory. Rik <rik@octave.org> parents: 22923 diff changeset	73 #include "ovl.h"
22160 766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	74
22188 1344509a480c style fixes John W. Eaton <jwe@octave.org> parents: 22187 diff changeset	75 #if defined (HAVE_BZLIB_H)
22160 766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	76 # include <bzlib.h>
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	77 #endif
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	78
22188 1344509a480c style fixes John W. Eaton <jwe@octave.org> parents: 22187 diff changeset	79 #if defined (HAVE_ZLIB_H)
22160 766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	80 # include <zlib.h>
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	81 #endif
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	82
22326 71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	83 namespace octave
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	84 {
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	85 //! RIIA wrapper for std::FILE*
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	86 /*! If error handling is available for failing to close the file, use
22187 2aae8894885b xzip.cc: replace throwing exceptions in destructors (bug #48640) Carnë Draug <carandraug@octave.org> parents: 22173 diff changeset	87 the close method which throws.
2aae8894885b xzip.cc: replace throwing exceptions in destructors (bug #48640) Carnë Draug <carandraug@octave.org> parents: 22173 diff changeset	88
2aae8894885b xzip.cc: replace throwing exceptions in destructors (bug #48640) Carnë Draug <carandraug@octave.org> parents: 22173 diff changeset	89 If the file has been closed, fp is set to nullptr. Remember that
2aae8894885b xzip.cc: replace throwing exceptions in destructors (bug #48640) Carnë Draug <carandraug@octave.org> parents: 22173 diff changeset	90 behavior is undefined if the value of the pointer stream is used
2aae8894885b xzip.cc: replace throwing exceptions in destructors (bug #48640) Carnë Draug <carandraug@octave.org> parents: 22173 diff changeset	91 after fclose.
22326 71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	92 */
22188 1344509a480c style fixes John W. Eaton <jwe@octave.org> parents: 22187 diff changeset	93
22326 71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	94 class CFile
22160 766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	95 {
22326 71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	96 public:
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	97 std::FILE* fp;
22160 766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	98
22326 71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	99 CFile (const std::string& path, const std::string& mode)
22160 766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	100 {
22326 71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	101 fp = std::fopen (path.c_str (), mode.c_str ());
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	102 if (! fp)
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	103 throw std::runtime_error ("unable to open file");
22160 766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	104 }
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	105
22187 2aae8894885b xzip.cc: replace throwing exceptions in destructors (bug #48640) Carnë Draug <carandraug@octave.org> parents: 22173 diff changeset	106 void
2aae8894885b xzip.cc: replace throwing exceptions in destructors (bug #48640) Carnë Draug <carandraug@octave.org> parents: 22173 diff changeset	107 close (void)
22160 766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	108 {
22326 71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	109 if (std::fclose (fp))
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	110 throw std::runtime_error ("unable to close file");
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	111 fp = nullptr;
22187 2aae8894885b xzip.cc: replace throwing exceptions in destructors (bug #48640) Carnë Draug <carandraug@octave.org> parents: 22173 diff changeset	112 }
2aae8894885b xzip.cc: replace throwing exceptions in destructors (bug #48640) Carnë Draug <carandraug@octave.org> parents: 22173 diff changeset	113
22326 71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	114 ~CFile ()
22187 2aae8894885b xzip.cc: replace throwing exceptions in destructors (bug #48640) Carnë Draug <carandraug@octave.org> parents: 22173 diff changeset	115 {
22326 71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	116 if (fp)
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	117 std::fclose (fp);
22160 766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	118 }
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	119 };
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	120
22326 71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	121 #if defined (HAVE_BZ2)
22160 766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	122
22326 71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	123 class bz2
22160 766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	124 {
22326 71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	125 private:
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	126 class zipper
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	127 {
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	128 private:
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	129 int status = BZ_OK;
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	130 CFile source;
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	131 CFile dest;
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	132 BZFILE* bz;
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	133
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	134 public:
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	135 zipper (const std::string& source_path, const std::string& dest_path)
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	136 : source (source_path, "rb"), dest (dest_path, "wb")
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	137 {
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	138 bz = BZ2_bzWriteOpen (&status, dest.fp, 9, 0, 30);
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	139 if (status != BZ_OK)
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	140 throw std::runtime_error ("failed to open bzip2 stream");
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	141 }
22160 766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	142
22326 71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	143 void
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	144 deflate (void)
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	145 {
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	146 const std::size_t buf_len = 8192;
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	147 char buf[buf_len];
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	148 std::size_t n_read;
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	149 while ((n_read = std::fread (buf, sizeof (buf[0]), buf_len, source.fp)) != 0)
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	150 {
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	151 if (std::ferror (source.fp))
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	152 throw std::runtime_error ("failed to read from source file");
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	153 BZ2_bzWrite (&status, bz, buf, n_read);
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	154 if (status == BZ_IO_ERROR)
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	155 throw std::runtime_error ("failed to write or compress");
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	156 }
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	157 if (std::ferror (source.fp))
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	158 throw std::runtime_error ("failed to read from source file");
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	159 }
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	160
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	161 void
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	162 close (void)
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	163 {
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	164 int abandon = (status == BZ_IO_ERROR) ? 1 : 0;
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	165 BZ2_bzWriteClose (&status, bz, abandon, 0, 0);
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	166 if (status != BZ_OK)
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	167 throw std::runtime_error ("failed to close bzip2 stream");
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	168 bz = nullptr;
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	169
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	170 // We have no error handling for failing to close source, let
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	171 // the destructor close it.
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	172 dest.close ();
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	173 }
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	174
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	175 ~zipper ()
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	176 {
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	177 if (bz != nullptr)
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	178 BZ2_bzWriteClose (&status, bz, 1, 0, 0);
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	179 }
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	180 };
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	181
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	182 public:
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	183 static const constexpr char* extension = ".bz2";
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	184
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	185 static void
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	186 zip (const std::string& source_path, const std::string& dest_path)
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	187 {
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	188 bz2::zipper z (source_path, dest_path);
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	189 z.deflate ();
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	190 z.close ();
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	191 }
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	192
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	193 };
22188 1344509a480c style fixes John W. Eaton <jwe@octave.org> parents: 22187 diff changeset	194
1344509a480c style fixes John W. Eaton <jwe@octave.org> parents: 22187 diff changeset	195 #endif
22160 766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	196
22326 71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	197 // Note about zlib and gzip
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	198 //
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	199 // gzip is a format for compressed single files. zlib is a format
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	200 // designed for in-memory and communication channel applications.
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	201 // gzip uses the same format internally for the compressed data but
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	202 // has different headers and trailers.
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	203 //
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	204 // zlib is also a library but gzip is not. Very old versions of zlib do
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	205 // not include functions to create useful gzip headers and trailers:
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	206 //
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	207 // Note that you cannot specify special gzip header contents (e.g.
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	208 // a file name or modification date), nor will inflate tell you what
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	209 // was in the gzip header. If you need to customize the header or
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	210 // see what's in it, you can use the raw deflate and inflate
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	211 // operations and the crc32() function and roll your own gzip
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	212 // encoding and decoding. Read the gzip RFC 1952 for details of the
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	213 // header and trailer format.
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	214 // zlib FAQ
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	215 //
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	216 // Recent versions (on which we are already dependent) have deflateInit2()
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	217 // to do it. We still need to get the right metadata for the header
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	218 // ourselves though.
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	219 //
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	220 // The header is defined in RFC #1952
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	221 // GZIP file format specification version 4.3
22160 766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	222
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	223
22188 1344509a480c style fixes John W. Eaton <jwe@octave.org> parents: 22187 diff changeset	224 #if defined (HAVE_Z)
1344509a480c style fixes John W. Eaton <jwe@octave.org> parents: 22187 diff changeset	225
22326 71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	226 class gz
22160 766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	227 {
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	228 private:
22326 71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	229
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	230 // Util class to get a non-const char*
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	231 class uchar_array
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	232 {
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	233 public:
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	234 // Bytef is a typedef for unsigned char
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	235 unsigned char* p;
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	236
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	237 uchar_array (const std::string& str)
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	238 {
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	239 p = new Bytef[str.length () +1];
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	240 std::strcpy (reinterpret_cast<char*> (p), str.c_str ());
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	241 }
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	242
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	243 ~uchar_array (void) { delete[] p; }
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	244 };
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	245
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	246 class gzip_header : public gz_header
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	247 {
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	248 private:
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	249 // This must be kept for gz_header.name
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	250 uchar_array basename;
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	251
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	252 public:
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	253 gzip_header (const std::string& source_path)
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	254 : basename (octave::sys::env::base_pathname (source_path))
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	255 {
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	256 const octave::sys::file_stat source_stat (source_path);
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	257 if (! source_stat)
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	258 throw std::runtime_error ("unable to stat source file");
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	259
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	260 // time_t may be a signed int in which case it will be a
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	261 // positive number so it is safe to uLong. Or is it? Can
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	262 // unix_time really never be negative?
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	263 time = uLong (source_stat.mtime ().unix_time ());
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	264
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	265 // If FNAME is set, an original file name is present,
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	266 // terminated by a zero byte. The name must consist of ISO
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	267 // 8859-1 (LATIN-1) characters; on operating systems using
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	268 // EBCDIC or any other character set for file names, the name
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	269 // must be translated to the ISO LATIN-1 character set. This
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	270 // is the original name of the file being compressed, with any
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	271 // directory components removed, and, if the file being
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	272 // compressed is on a file system with case insensitive names,
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	273 // forced to lower case.
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	274 name = basename.p;
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	275
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	276 // If we don't set it to Z_NULL, then it will set FCOMMENT (4th bit)
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	277 // on the FLG byte, and then write {0, 3} comment.
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	278 comment = Z_NULL;
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	279
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	280 // Seems to already be the default but we are not taking chances.
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	281 extra = Z_NULL;
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	282
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	283 // We do not want a CRC for the header. That would be only 2 more
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	284 // bytes, and maybe it would be a good thing but we want to generate
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	285 // gz files similar to the default gzip application.
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	286 hcrc = 0;
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	287
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	288 // OS (Operating System):
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	289 // 0 - FAT filesystem (MS-DOS, OS/2, NT/Win32)
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	290 // 1 - Amiga
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	291 // 2 - VMS (or OpenVMS)
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	292 // 3 - Unix
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	293 // 4 - VM/CMS
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	294 // 5 - Atari TOS
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	295 // 6 - HPFS filesystem (OS/2, NT)
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	296 // 7 - Macintosh
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	297 // 8 - Z-System
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	298 // 9 - CP/M
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	299 // 10 - TOPS-20
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	300 // 11 - NTFS filesystem (NT)
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	301 // 12 - QDOS
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	302 // 13 - Acorn RISCOS
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	303 // 255 - unknown
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	304 //
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	305 // The list is problematic because it mixes OS and filesystem. It
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	306 // also does not specify whether filesystem relates to source or
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	307 // destination file.
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	308
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	309 #if defined (__WIN32__)
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	310 // Or should it be 11?
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	311 os = 0;
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	312 #elif defined (__APPLE__)
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	313 os = 7;
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	314 #else
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	315 // Unix by default?
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	316 os = 3;
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	317 #endif
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	318 }
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	319 };
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	320
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	321 class zipper
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	322 {
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	323 private:
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	324 CFile source;
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	325 CFile dest;
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	326 gzip_header header;
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	327 z_stream* strm;
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	328
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	329 public:
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	330 zipper (const std::string& source_path, const std::string& dest_path)
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	331 : source (source_path, "rb"), dest (dest_path, "wb"),
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	332 header (source_path), strm (new z_stream)
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	333 {
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	334 strm->zalloc = Z_NULL;
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	335 strm->zfree = Z_NULL;
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	336 strm->opaque = Z_NULL;
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	337 }
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	338
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	339 void
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	340 deflate ()
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	341 {
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	342 // int deflateInit2 (z_streamp strm,
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	343 // int level, // compression level (default is 8)
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	344 // int method,
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	345 // int windowBits, // 15 (default) + 16 (gzip format)
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	346 // int memLevel, // memory usage (default is 8)
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	347 // int strategy);
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	348 int status = deflateInit2 (strm, 8, Z_DEFLATED, 31, 8,
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	349 Z_DEFAULT_STRATEGY);
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	350 if (status != Z_OK)
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	351 throw std::runtime_error ("failed to open zlib stream");
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	352
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	353 deflateSetHeader (strm, &header);
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	354
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	355 const std::size_t buf_len = 8192;
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	356 unsigned char buf_in[buf_len];
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	357 unsigned char buf_out[buf_len];
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	358
22922 426325aa8ee9 Fix gzip for certain types of gzip files (bug #49760). Rik <rik@octave.org> parents: 22489 diff changeset	359 int flush;
426325aa8ee9 Fix gzip for certain types of gzip files (bug #49760). Rik <rik@octave.org> parents: 22489 diff changeset	360
426325aa8ee9 Fix gzip for certain types of gzip files (bug #49760). Rik <rik@octave.org> parents: 22489 diff changeset	361 do
22326 71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	362 {
22922 426325aa8ee9 Fix gzip for certain types of gzip files (bug #49760). Rik <rik@octave.org> parents: 22489 diff changeset	363 strm->avail_in = std::fread (buf_in, sizeof (buf_in[0]),
426325aa8ee9 Fix gzip for certain types of gzip files (bug #49760). Rik <rik@octave.org> parents: 22489 diff changeset	364 buf_len, source.fp);
426325aa8ee9 Fix gzip for certain types of gzip files (bug #49760). Rik <rik@octave.org> parents: 22489 diff changeset	365
22326 71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	366 if (std::ferror (source.fp))
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	367 throw std::runtime_error ("failed to read source file");
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	368
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	369 strm->next_in = buf_in;
22922 426325aa8ee9 Fix gzip for certain types of gzip files (bug #49760). Rik <rik@octave.org> parents: 22489 diff changeset	370 flush = std::feof (source.fp) ? Z_FINISH : Z_NO_FLUSH;
22326 71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	371
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	372 // If deflate returns Z_OK and with zero avail_out, it must be
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	373 // called again after making room in the output buffer because
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	374 // there might be more output pending.
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	375 do
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	376 {
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	377 strm->avail_out = buf_len;
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	378 strm->next_out = buf_out;
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	379 status = ::deflate (strm, flush);
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	380 if (status == Z_STREAM_ERROR)
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	381 throw std::runtime_error ("failed to deflate");
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	382
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	383 std::fwrite (buf_out, sizeof (buf_out[0]),
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	384 buf_len - strm->avail_out, dest.fp);
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	385 if (std::ferror (dest.fp))
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	386 throw std::runtime_error ("failed to write file");
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	387 }
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	388 while (strm->avail_out == 0);
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	389
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	390 if (strm->avail_in != 0)
22922 426325aa8ee9 Fix gzip for certain types of gzip files (bug #49760). Rik <rik@octave.org> parents: 22489 diff changeset	391 throw std::runtime_error ("failed to write file");
426325aa8ee9 Fix gzip for certain types of gzip files (bug #49760). Rik <rik@octave.org> parents: 22489 diff changeset	392
426325aa8ee9 Fix gzip for certain types of gzip files (bug #49760). Rik <rik@octave.org> parents: 22489 diff changeset	393 } while (flush != Z_FINISH);
426325aa8ee9 Fix gzip for certain types of gzip files (bug #49760). Rik <rik@octave.org> parents: 22489 diff changeset	394
426325aa8ee9 Fix gzip for certain types of gzip files (bug #49760). Rik <rik@octave.org> parents: 22489 diff changeset	395 if (status != Z_STREAM_END)
426325aa8ee9 Fix gzip for certain types of gzip files (bug #49760). Rik <rik@octave.org> parents: 22489 diff changeset	396 throw std::runtime_error ("failed to write file");
22326 71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	397 }
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	398
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	399 void
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	400 close (void)
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	401 {
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	402 if (deflateEnd (strm) != Z_OK)
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	403 throw std::runtime_error ("failed to close zlib stream");
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	404 strm = nullptr;
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	405
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	406 // We have no error handling for failing to close source, let
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	407 // the destructor close it.
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	408 dest.close ();
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	409 }
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	410
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	411 ~zipper (void)
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	412 {
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	413 if (strm)
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	414 deflateEnd (strm);
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	415 delete strm;
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	416 }
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	417 };
22160 766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	418
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	419 public:
22326 71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	420 static const constexpr char* extension = ".gz";
22160 766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	421
22326 71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	422 static void
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	423 zip (const std::string& source_path, const std::string& dest_path)
22187 2aae8894885b xzip.cc: replace throwing exceptions in destructors (bug #48640) Carnë Draug <carandraug@octave.org> parents: 22173 diff changeset	424 {
22326 71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	425 gz::zipper z (source_path, dest_path);
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	426 z.deflate ();
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	427 z.close ();
22187 2aae8894885b xzip.cc: replace throwing exceptions in destructors (bug #48640) Carnë Draug <carandraug@octave.org> parents: 22173 diff changeset	428 }
22160 766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	429 };
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	430
22188 1344509a480c style fixes John W. Eaton <jwe@octave.org> parents: 22187 diff changeset	431 #endif
22160 766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	432
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	433
22326 71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	434 template<typename X>
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	435 string_vector
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	436 xzip (const Array<std::string>& source_patterns,
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	437 const std::function<std::string(const std::string&)>& mk_dest_path)
22160 766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	438 {
22326 71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	439 std::list<std::string> dest_paths;
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	440
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	441 std::function<void(const std::string&)> walk;
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	442 walk = [&walk, &mk_dest_path, &dest_paths] (const std::string& path) -> void
22407 34ce5be04942 maint: Style check C++ code in libinterp/. Rik <rik@octave.org> parents: 22365 diff changeset	443 {
34ce5be04942 maint: Style check C++ code in libinterp/. Rik <rik@octave.org> parents: 22365 diff changeset	444 const octave::sys::file_stat fs (path);
34ce5be04942 maint: Style check C++ code in libinterp/. Rik <rik@octave.org> parents: 22365 diff changeset	445 // is_dir and is_reg will return false if failed to stat.
34ce5be04942 maint: Style check C++ code in libinterp/. Rik <rik@octave.org> parents: 22365 diff changeset	446 if (fs.is_dir ())
34ce5be04942 maint: Style check C++ code in libinterp/. Rik <rik@octave.org> parents: 22365 diff changeset	447 {
34ce5be04942 maint: Style check C++ code in libinterp/. Rik <rik@octave.org> parents: 22365 diff changeset	448 octave::sys::dir_entry dir (path);
34ce5be04942 maint: Style check C++ code in libinterp/. Rik <rik@octave.org> parents: 22365 diff changeset	449 if (dir)
34ce5be04942 maint: Style check C++ code in libinterp/. Rik <rik@octave.org> parents: 22365 diff changeset	450 {
34ce5be04942 maint: Style check C++ code in libinterp/. Rik <rik@octave.org> parents: 22365 diff changeset	451 // Collect the whole list of filenames first, before recursion
34ce5be04942 maint: Style check C++ code in libinterp/. Rik <rik@octave.org> parents: 22365 diff changeset	452 // to avoid issues with infinite loop if the action generates
34ce5be04942 maint: Style check C++ code in libinterp/. Rik <rik@octave.org> parents: 22365 diff changeset	453 // files in the same directory (highly likely).
34ce5be04942 maint: Style check C++ code in libinterp/. Rik <rik@octave.org> parents: 22365 diff changeset	454 string_vector dirlist = dir.read ();
34ce5be04942 maint: Style check C++ code in libinterp/. Rik <rik@octave.org> parents: 22365 diff changeset	455 for (octave_idx_type i = 0; i < dirlist.numel (); i++)
34ce5be04942 maint: Style check C++ code in libinterp/. Rik <rik@octave.org> parents: 22365 diff changeset	456 if (dirlist(i) != "." && dirlist(i) != "..")
34ce5be04942 maint: Style check C++ code in libinterp/. Rik <rik@octave.org> parents: 22365 diff changeset	457 walk (octave::sys::file_ops::concat (path, dirlist(i)));
34ce5be04942 maint: Style check C++ code in libinterp/. Rik <rik@octave.org> parents: 22365 diff changeset	458 }
34ce5be04942 maint: Style check C++ code in libinterp/. Rik <rik@octave.org> parents: 22365 diff changeset	459 // Note that we skip any problem with directories.
34ce5be04942 maint: Style check C++ code in libinterp/. Rik <rik@octave.org> parents: 22365 diff changeset	460 }
34ce5be04942 maint: Style check C++ code in libinterp/. Rik <rik@octave.org> parents: 22365 diff changeset	461 else if (fs.is_reg ())
34ce5be04942 maint: Style check C++ code in libinterp/. Rik <rik@octave.org> parents: 22365 diff changeset	462 {
34ce5be04942 maint: Style check C++ code in libinterp/. Rik <rik@octave.org> parents: 22365 diff changeset	463 const std::string dest_path = mk_dest_path (path);
34ce5be04942 maint: Style check C++ code in libinterp/. Rik <rik@octave.org> parents: 22365 diff changeset	464 try
34ce5be04942 maint: Style check C++ code in libinterp/. Rik <rik@octave.org> parents: 22365 diff changeset	465 {
34ce5be04942 maint: Style check C++ code in libinterp/. Rik <rik@octave.org> parents: 22365 diff changeset	466 X::zip (path, dest_path);
34ce5be04942 maint: Style check C++ code in libinterp/. Rik <rik@octave.org> parents: 22365 diff changeset	467 }
34ce5be04942 maint: Style check C++ code in libinterp/. Rik <rik@octave.org> parents: 22365 diff changeset	468 catch (...)
34ce5be04942 maint: Style check C++ code in libinterp/. Rik <rik@octave.org> parents: 22365 diff changeset	469 {
34ce5be04942 maint: Style check C++ code in libinterp/. Rik <rik@octave.org> parents: 22365 diff changeset	470 // Error "handling" is not including filename on the output list.
34ce5be04942 maint: Style check C++ code in libinterp/. Rik <rik@octave.org> parents: 22365 diff changeset	471 // Also remove created file which maybe was not even created
34ce5be04942 maint: Style check C++ code in libinterp/. Rik <rik@octave.org> parents: 22365 diff changeset	472 // in the first place. Note that it is possible for the file
34ce5be04942 maint: Style check C++ code in libinterp/. Rik <rik@octave.org> parents: 22365 diff changeset	473 // to exist in the first place and for X::zip to not have
34ce5be04942 maint: Style check C++ code in libinterp/. Rik <rik@octave.org> parents: 22365 diff changeset	474 // clobber it yet but we remove it anyway by design.
34ce5be04942 maint: Style check C++ code in libinterp/. Rik <rik@octave.org> parents: 22365 diff changeset	475 octave::sys::unlink (dest_path);
34ce5be04942 maint: Style check C++ code in libinterp/. Rik <rik@octave.org> parents: 22365 diff changeset	476 return;
34ce5be04942 maint: Style check C++ code in libinterp/. Rik <rik@octave.org> parents: 22365 diff changeset	477 }
34ce5be04942 maint: Style check C++ code in libinterp/. Rik <rik@octave.org> parents: 22365 diff changeset	478 dest_paths.push_front (dest_path);
34ce5be04942 maint: Style check C++ code in libinterp/. Rik <rik@octave.org> parents: 22365 diff changeset	479 }
34ce5be04942 maint: Style check C++ code in libinterp/. Rik <rik@octave.org> parents: 22365 diff changeset	480 // Skip all other file types and errors.
34ce5be04942 maint: Style check C++ code in libinterp/. Rik <rik@octave.org> parents: 22365 diff changeset	481 return;
34ce5be04942 maint: Style check C++ code in libinterp/. Rik <rik@octave.org> parents: 22365 diff changeset	482 };
22160 766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	483
22326 71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	484 for (octave_idx_type i = 0; i < source_patterns.numel (); i++)
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	485 {
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	486 const glob_match pattern (octave::sys::file_ops::tilde_expand (source_patterns(i)));
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	487 const string_vector filepaths = pattern.glob ();
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	488 for (octave_idx_type j = 0; j < filepaths.numel (); j++)
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	489 walk (filepaths(j));
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	490 }
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	491 return string_vector (dest_paths);
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	492 }
22160 766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	493
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	494
22326 71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	495 template<typename X>
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	496 string_vector
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	497 xzip (const Array<std::string>& source_patterns)
22160 766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	498 {
22326 71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	499 const std::string ext = X::extension;
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	500 const std::function<std::string(const std::string&)> mk_dest_path
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	501 = [&ext] (const std::string& source_path) -> std::string
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	502 {
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	503 return source_path + ext;
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	504 };
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	505 return xzip<X> (source_patterns, mk_dest_path);
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	506 }
22160 766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	507
22326 71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	508 template<typename X>
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	509 string_vector
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	510 xzip (const Array<std::string>& source_patterns, const std::string& out_dir)
22160 766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	511 {
22326 71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	512 const std::string ext = X::extension;
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	513 const std::function<std::string(const std::string&)> mk_dest_path
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	514 = [&out_dir, &ext] (const std::string& source_path) -> std::string
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	515 {
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	516 const std::string basename = octave::sys::env::base_pathname (source_path);
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	517 return octave::sys::file_ops::concat (out_dir, basename + ext);
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	518 };
22160 766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	519
22326 71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	520 // We don't care if mkdir fails. Maybe it failed because it already
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	521 // exists, or maybe it can't bre created. If the first, then there's
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	522 // nothing to do, if the later, then it will be handled later. Any
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	523 // is to be handled by not listing files in the output.
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	524 octave::sys::mkdir (out_dir, 0777);
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	525 return xzip<X> (source_patterns, mk_dest_path);
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	526 }
22160 766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	527
22326 71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	528 template<typename X>
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	529 static octave_value_list
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	530 xzip (const std::string& func_name, const octave_value_list& args)
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	531 {
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	532 const octave_idx_type nargin = args.length ();
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	533 if (nargin < 1 \|\| nargin > 2)
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	534 print_usage ();
22160 766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	535
22326 71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	536 const Array<std::string> source_patterns
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	537 = args(0).xcellstr_value ("%s: FILES must be a character array or cellstr",
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	538 func_name.c_str ());
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	539 if (nargin == 1)
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	540 return octave_value (Cell (xzip<X> (source_patterns)));
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	541 else // nargin == 2
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	542 {
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	543 const std::string out_dir = args(1).string_value ();
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	544 return octave_value (Cell (xzip<X> (source_patterns, out_dir)));
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	545 }
71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	546 }
22160 766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	547 }
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	548
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	549 DEFUN_DLD (gzip, args, ,
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	550 doc: /* -- texinfo --
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	551 @deftypefn {} {@var{filelist} =} gzip (@var{files})
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	552 @deftypefnx {} {@var{filelist} =} gzip (@var{files}, @var{dir})
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	553 Compress the list of files and directories specified in @var{files}.
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	554
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	555 @var{files} is a character array or cell array of strings. Shell wildcards
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	556 in the filename such as @samp{*} or @samp{?} are accepted and expanded.
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	557 Each file is compressed separately and a new file with a @file{".gz"}
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	558 extension is created. The original files are not modified, but existing
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	559 compressed files will be silently overwritten. If a directory is
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	560 specified then @code{gzip} recursively compresses all files in the
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	561 directory.
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	562
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	563 If @var{dir} is defined the compressed files are placed in this directory,
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	564 rather than the original directory where the uncompressed file resides.
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	565 Note that this does not replicate a directory tree in @var{dir} which may
22330 53e246fd8124 doc: Spellcheck documentation ahead of 4.2 release. Rik <rik@octave.org> parents: 22326 diff changeset	566 lead to files overwriting each other if there are multiple files with the
22160 766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	567 same name.
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	568
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	569 If @var{dir} does not exist it is created.
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	570
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	571 The optional output @var{filelist} is a list of the compressed files.
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	572 @seealso{gunzip, unpack, bzip2, zip, tar}
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	573 @end deftypefn */)
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	574 {
22265 15b9d7cb3098 eliminate unused parameter warnings John W. Eaton <jwe@octave.org> parents: 22194 diff changeset	575 #if defined (HAVE_Z)
15b9d7cb3098 eliminate unused parameter warnings John W. Eaton <jwe@octave.org> parents: 22194 diff changeset	576
22326 71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	577 return octave::xzip<octave::gz> ("gzip", args);
22265 15b9d7cb3098 eliminate unused parameter warnings John W. Eaton <jwe@octave.org> parents: 22194 diff changeset	578
15b9d7cb3098 eliminate unused parameter warnings John W. Eaton <jwe@octave.org> parents: 22194 diff changeset	579 #else
15b9d7cb3098 eliminate unused parameter warnings John W. Eaton <jwe@octave.org> parents: 22194 diff changeset	580
15b9d7cb3098 eliminate unused parameter warnings John W. Eaton <jwe@octave.org> parents: 22194 diff changeset	581 octave_unused_parameter (args);
15b9d7cb3098 eliminate unused parameter warnings John W. Eaton <jwe@octave.org> parents: 22194 diff changeset	582
22160 766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	583 err_disabled_feature ("gzip", "gzip");
22265 15b9d7cb3098 eliminate unused parameter warnings John W. Eaton <jwe@octave.org> parents: 22194 diff changeset	584
22160 766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	585 #endif
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	586 }
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	587
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	588 /*
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	589 %!error gzip ()
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	590 %!error gzip ("1", "2", "3")
22271 16efd0403698 Add %!error test pattern matches for disabled optional features Mike Miller <mtmiller@octave.org> parents: 22269 diff changeset	591 %!error <FILES must be a character array or cellstr\|was unavailable or disabled> gzip (1)
22160 766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	592 */
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	593
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	594 DEFUN_DLD (bzip2, args, ,
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	595 doc: /* -- texinfo --
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	596 @deftypefn {} {@var{filelist} =} bzip2 (@var{files})
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	597 @deftypefnx {} {@var{filelist} =} bzip2 (@var{files}, @var{dir})
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	598 Compress the list of files specified in @var{files}.
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	599
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	600 @var{files} is a character array or cell array of strings. Shell wildcards
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	601 in the filename such as @samp{*} or @samp{?} are accepted and expanded.
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	602 Each file is compressed separately and a new file with a @file{".bz2"}
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	603 extension is created. The original files are not modified, but existing
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	604 compressed files will be silently overwritten.
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	605
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	606 If @var{dir} is defined the compressed files are placed in this directory,
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	607 rather than the original directory where the uncompressed file resides.
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	608 Note that this does not replicate a directory tree in @var{dir} which may
22330 53e246fd8124 doc: Spellcheck documentation ahead of 4.2 release. Rik <rik@octave.org> parents: 22326 diff changeset	609 lead to files overwriting each other if there are multiple files with the
22160 766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	610 same name.
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	611
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	612 If @var{dir} does not exist it is created.
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	613
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	614 The optional output @var{filelist} is a list of the compressed files.
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	615 @seealso{bunzip2, unpack, gzip, zip, tar}
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	616 @end deftypefn */)
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	617 {
22265 15b9d7cb3098 eliminate unused parameter warnings John W. Eaton <jwe@octave.org> parents: 22194 diff changeset	618 #if defined (HAVE_BZ2)
15b9d7cb3098 eliminate unused parameter warnings John W. Eaton <jwe@octave.org> parents: 22194 diff changeset	619
22326 71dd9d5a5ecd move more new classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22299 diff changeset	620 return octave::xzip<octave::bz2> ("bzip2", args);
22265 15b9d7cb3098 eliminate unused parameter warnings John W. Eaton <jwe@octave.org> parents: 22194 diff changeset	621
15b9d7cb3098 eliminate unused parameter warnings John W. Eaton <jwe@octave.org> parents: 22194 diff changeset	622 #else
15b9d7cb3098 eliminate unused parameter warnings John W. Eaton <jwe@octave.org> parents: 22194 diff changeset	623
22269 a76b931d2c4b * xzip.cc (Fbzip2): Fix typo of "octave_unused_parameter". Mike Miller <mtmiller@octave.org> parents: 22265 diff changeset	624 octave_unused_parameter (args);
22265 15b9d7cb3098 eliminate unused parameter warnings John W. Eaton <jwe@octave.org> parents: 22194 diff changeset	625
22160 766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	626 err_disabled_feature ("bzip2", "bzip2");
22265 15b9d7cb3098 eliminate unused parameter warnings John W. Eaton <jwe@octave.org> parents: 22194 diff changeset	627
22160 766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	628 #endif
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	629 }
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	630
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	631 // Tests for both gzip/bzip2 and gunzip/bunzip2
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	632 /*
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	633
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	634 ## Takes a single argument, a function handle for the test. This other
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	635 ## function must accept two arguments, a directory for the tests, and
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	636 ## a cell array with zip function, unzip function, and file extension.
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	637
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	638 %!function run_test_function (test_function)
22194 b1ebad209360 xzip.cc: modify tests for readability. Carnë Draug <carandraug@octave.org> parents: 22188 diff changeset	639 %! enabled_zippers = struct ("zip", {}, "unzip", {}, "ext", {});
22160 766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	640 %! if (__octave_config_info__ ().build_features.BZ2)
22194 b1ebad209360 xzip.cc: modify tests for readability. Carnë Draug <carandraug@octave.org> parents: 22188 diff changeset	641 %! enabled_zippers(end+1).zip = @bzip2;
b1ebad209360 xzip.cc: modify tests for readability. Carnë Draug <carandraug@octave.org> parents: 22188 diff changeset	642 %! enabled_zippers(end).unzip = @bunzip2;
b1ebad209360 xzip.cc: modify tests for readability. Carnë Draug <carandraug@octave.org> parents: 22188 diff changeset	643 %! enabled_zippers(end).ext = ".bz2";
22160 766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	644 %! endif
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	645 %! if (__octave_config_info__ ().build_features.Z)
22194 b1ebad209360 xzip.cc: modify tests for readability. Carnë Draug <carandraug@octave.org> parents: 22188 diff changeset	646 %! enabled_zippers(end+1).zip = @gzip;
b1ebad209360 xzip.cc: modify tests for readability. Carnë Draug <carandraug@octave.org> parents: 22188 diff changeset	647 %! enabled_zippers(end).unzip = @gunzip;
b1ebad209360 xzip.cc: modify tests for readability. Carnë Draug <carandraug@octave.org> parents: 22188 diff changeset	648 %! enabled_zippers(end).ext = ".gz";
22160 766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	649 %! endif
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	650 %!
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	651 %! for z = enabled_zippers
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	652 %! test_dir = tempname ();
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	653 %! if (! mkdir (test_dir))
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	654 %! error ("unable to create directory for tests");
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	655 %! endif
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	656 %! unwind_protect
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	657 %! test_function (test_dir, z)
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	658 %! unwind_protect_cleanup
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	659 %! confirm_recursive_rmdir (false, "local");
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	660 %! rmdir (test_dir, "s");
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	661 %! end_unwind_protect
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	662 %! endfor
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	663 %!endfunction
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	664
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	665 %!function create_file (fpath, data)
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	666 %! fid = fopen (fpath, "wb");
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	667 %! if (fid < 0)
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	668 %! error ("unable to open file for writing");
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	669 %! endif
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	670 %! if (fwrite (fid, data, class (data)) != numel (data))
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	671 %! error ("unable to write to file");
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	672 %! endif
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	673 %! if (fflush (fid) \|\| fclose (fid))
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	674 %! error ("unable to flush or close file");
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	675 %! endif
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	676 %!endfunction
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	677
22194 b1ebad209360 xzip.cc: modify tests for readability. Carnë Draug <carandraug@octave.org> parents: 22188 diff changeset	678 %!function unlink_or_error (filepath)
b1ebad209360 xzip.cc: modify tests for readability. Carnë Draug <carandraug@octave.org> parents: 22188 diff changeset	679 %! [err, msg] = unlink (filepath);
b1ebad209360 xzip.cc: modify tests for readability. Carnë Draug <carandraug@octave.org> parents: 22188 diff changeset	680 %! if (err)
b1ebad209360 xzip.cc: modify tests for readability. Carnë Draug <carandraug@octave.org> parents: 22188 diff changeset	681 %! error ("unable to remove file required for the test");
b1ebad209360 xzip.cc: modify tests for readability. Carnë Draug <carandraug@octave.org> parents: 22188 diff changeset	682 %! endif
b1ebad209360 xzip.cc: modify tests for readability. Carnë Draug <carandraug@octave.org> parents: 22188 diff changeset	683 %!endfunction
b1ebad209360 xzip.cc: modify tests for readability. Carnë Draug <carandraug@octave.org> parents: 22188 diff changeset	684
22160 766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	685 ## Test with large files because of varied buffer size
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	686 %!function test_large_file (test_dir, z)
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	687 %! test_file = tempname (test_dir);
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	688 %! create_file (test_file, rand (500000, 1));
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	689 %! md5 = hash ("md5", fileread (test_file));
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	690 %!
22194 b1ebad209360 xzip.cc: modify tests for readability. Carnë Draug <carandraug@octave.org> parents: 22188 diff changeset	691 %! z_file = [test_file z.ext];
b1ebad209360 xzip.cc: modify tests for readability. Carnë Draug <carandraug@octave.org> parents: 22188 diff changeset	692 %! z_filelist = z.zip (test_file);
b1ebad209360 xzip.cc: modify tests for readability. Carnë Draug <carandraug@octave.org> parents: 22188 diff changeset	693 %! assert (z_filelist, {z_file})
22160 766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	694 %!
22194 b1ebad209360 xzip.cc: modify tests for readability. Carnë Draug <carandraug@octave.org> parents: 22188 diff changeset	695 %! unlink_or_error (test_file);
b1ebad209360 xzip.cc: modify tests for readability. Carnë Draug <carandraug@octave.org> parents: 22188 diff changeset	696 %! uz_filelist = z.unzip (z_file);
b1ebad209360 xzip.cc: modify tests for readability. Carnë Draug <carandraug@octave.org> parents: 22188 diff changeset	697 %! assert (uz_filelist, {test_file})
b1ebad209360 xzip.cc: modify tests for readability. Carnë Draug <carandraug@octave.org> parents: 22188 diff changeset	698 %!
22160 766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	699 %! assert (hash ("md5", fileread (test_file)), md5)
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	700 %!endfunction
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	701 %!test run_test_function (@test_large_file)
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	702
22352 d71ae2cd510b build: Change known failures to xtest so that 'make check' produces a clean run. Rik <rik@octave.org> parents: 22339 diff changeset	703 ## Test that xzipped files are rexzipped (hits bug #48597, #48598)
22160 766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	704 %!function test_z_z (test_dir, z)
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	705 %! ori_file = tempname (test_dir);
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	706 %! create_file (ori_file, rand (100, 1));
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	707 %! md5_ori = hash ("md5", fileread (ori_file));
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	708 %!
22194 b1ebad209360 xzip.cc: modify tests for readability. Carnë Draug <carandraug@octave.org> parents: 22188 diff changeset	709 %! z_file = [ori_file z.ext];
b1ebad209360 xzip.cc: modify tests for readability. Carnë Draug <carandraug@octave.org> parents: 22188 diff changeset	710 %! z_filelist = z.zip (ori_file);
b1ebad209360 xzip.cc: modify tests for readability. Carnë Draug <carandraug@octave.org> parents: 22188 diff changeset	711 %! assert (z_filelist, {z_file}) # check output
22160 766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	712 %! assert (exist (z_file), 2) # confirm file exists
22194 b1ebad209360 xzip.cc: modify tests for readability. Carnë Draug <carandraug@octave.org> parents: 22188 diff changeset	713 %! assert (exist (ori_file), 2) # and did not remove original file
22160 766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	714 %!
22194 b1ebad209360 xzip.cc: modify tests for readability. Carnë Draug <carandraug@octave.org> parents: 22188 diff changeset	715 %! unlink_or_error (ori_file);
b1ebad209360 xzip.cc: modify tests for readability. Carnë Draug <carandraug@octave.org> parents: 22188 diff changeset	716 %! uz_filelist = z.unzip (z_file);
b1ebad209360 xzip.cc: modify tests for readability. Carnë Draug <carandraug@octave.org> parents: 22188 diff changeset	717 %! assert (uz_filelist, {ori_file}) # bug #48598
22160 766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	718 %! assert (hash ("md5", fileread (ori_file)), md5_ori)
22194 b1ebad209360 xzip.cc: modify tests for readability. Carnë Draug <carandraug@octave.org> parents: 22188 diff changeset	719 %! assert (exist (z_file), 2) # bug #48597
22160 766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	720 %!
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	721 %! ## xzip should dutifully re-xzip files even if they already are zipped
22194 b1ebad209360 xzip.cc: modify tests for readability. Carnë Draug <carandraug@octave.org> parents: 22188 diff changeset	722 %! z_z_file = [z_file z.ext];
b1ebad209360 xzip.cc: modify tests for readability. Carnë Draug <carandraug@octave.org> parents: 22188 diff changeset	723 %! z_z_filelist = z.zip (z_file);
b1ebad209360 xzip.cc: modify tests for readability. Carnë Draug <carandraug@octave.org> parents: 22188 diff changeset	724 %! assert (z_z_filelist, {z_z_file}) # check output
22160 766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	725 %! assert (exist (z_z_file), 2) # confirm file exists
22194 b1ebad209360 xzip.cc: modify tests for readability. Carnë Draug <carandraug@octave.org> parents: 22188 diff changeset	726 %! assert (exist (z_file), 2)
22160 766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	727 %!
22194 b1ebad209360 xzip.cc: modify tests for readability. Carnë Draug <carandraug@octave.org> parents: 22188 diff changeset	728 %! md5_z = hash ("md5", fileread (z_file));
b1ebad209360 xzip.cc: modify tests for readability. Carnë Draug <carandraug@octave.org> parents: 22188 diff changeset	729 %! unlink_or_error (z_file);
b1ebad209360 xzip.cc: modify tests for readability. Carnë Draug <carandraug@octave.org> parents: 22188 diff changeset	730 %! uz_z_filelist = z.unzip (z_z_file);
b1ebad209360 xzip.cc: modify tests for readability. Carnë Draug <carandraug@octave.org> parents: 22188 diff changeset	731 %! assert (uz_z_filelist, {z_file}) # bug #48598
b1ebad209360 xzip.cc: modify tests for readability. Carnë Draug <carandraug@octave.org> parents: 22188 diff changeset	732 %! assert (exist (z_z_file), 2) # bug #48597
22160 766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	733 %! assert (hash ("md5", fileread (z_file)), md5_z)
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	734 %!endfunction
22489 93ea313301f9 test: Add bug ids (<#####>) to BIST tests. Rik <rik@octave.org> parents: 22407 diff changeset	735 %!xtest run_test_function (@test_z_z) <48597>
22160 766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	736
22194 b1ebad209360 xzip.cc: modify tests for readability. Carnë Draug <carandraug@octave.org> parents: 22188 diff changeset	737 %!function test_xzip_dir (test_dir, z) # bug #43431
22160 766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	738 %! fpaths = fullfile (test_dir, {"test1", "test2", "test3"});
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	739 %! md5s = cell (1, 3);
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	740 %! for idx = 1:numel(fpaths)
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	741 %! create_file (fpaths{idx}, rand (100, 1));
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	742 %! md5s(idx) = hash ("md5", fileread (fpaths{idx}));
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	743 %! endfor
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	744 %!
22194 b1ebad209360 xzip.cc: modify tests for readability. Carnë Draug <carandraug@octave.org> parents: 22188 diff changeset	745 %! test_dir = [test_dir filesep()];
b1ebad209360 xzip.cc: modify tests for readability. Carnë Draug <carandraug@octave.org> parents: 22188 diff changeset	746 %!
b1ebad209360 xzip.cc: modify tests for readability. Carnë Draug <carandraug@octave.org> parents: 22188 diff changeset	747 %! z_files = strcat (fpaths, z.ext);
b1ebad209360 xzip.cc: modify tests for readability. Carnë Draug <carandraug@octave.org> parents: 22188 diff changeset	748 %! z_filelist = z.zip (test_dir);
b1ebad209360 xzip.cc: modify tests for readability. Carnë Draug <carandraug@octave.org> parents: 22188 diff changeset	749 %! assert (sort (z_filelist), z_files(:))
22160 766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	750 %! for idx = 1:numel(fpaths)
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	751 %! assert (exist (z_files{idx}), 2)
22194 b1ebad209360 xzip.cc: modify tests for readability. Carnë Draug <carandraug@octave.org> parents: 22188 diff changeset	752 %! unlink_or_error (fpaths{idx});
22160 766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	753 %! endfor
22194 b1ebad209360 xzip.cc: modify tests for readability. Carnë Draug <carandraug@octave.org> parents: 22188 diff changeset	754 %!
b1ebad209360 xzip.cc: modify tests for readability. Carnë Draug <carandraug@octave.org> parents: 22188 diff changeset	755 %! ## only gunzip handles directory (bunzip2 should too though)
b1ebad209360 xzip.cc: modify tests for readability. Carnë Draug <carandraug@octave.org> parents: 22188 diff changeset	756 %! if (z.unzip == @gunzip)
b1ebad209360 xzip.cc: modify tests for readability. Carnë Draug <carandraug@octave.org> parents: 22188 diff changeset	757 %! uz_filelist = z.unzip (test_dir);
b1ebad209360 xzip.cc: modify tests for readability. Carnë Draug <carandraug@octave.org> parents: 22188 diff changeset	758 %! else
b1ebad209360 xzip.cc: modify tests for readability. Carnë Draug <carandraug@octave.org> parents: 22188 diff changeset	759 %! uz_filelist = cell (1, numel (z_filelist));
b1ebad209360 xzip.cc: modify tests for readability. Carnë Draug <carandraug@octave.org> parents: 22188 diff changeset	760 %! for idx = 1:numel(z_filelist)
b1ebad209360 xzip.cc: modify tests for readability. Carnë Draug <carandraug@octave.org> parents: 22188 diff changeset	761 %! uz_filelist(idx) = z.unzip (z_filelist{idx});
b1ebad209360 xzip.cc: modify tests for readability. Carnë Draug <carandraug@octave.org> parents: 22188 diff changeset	762 %! endfor
b1ebad209360 xzip.cc: modify tests for readability. Carnë Draug <carandraug@octave.org> parents: 22188 diff changeset	763 %! endif
b1ebad209360 xzip.cc: modify tests for readability. Carnë Draug <carandraug@octave.org> parents: 22188 diff changeset	764 %! assert (sort (uz_filelist), fpaths(:)) # bug #48598
22160 766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	765 %! for idx = 1:numel(fpaths)
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	766 %! assert (hash ("md5", fileread (fpaths{idx})), md5s{idx})
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	767 %! endfor
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	768 %!endfunction
22352 d71ae2cd510b build: Change known failures to xtest so that 'make check' produces a clean run. Rik <rik@octave.org> parents: 22339 diff changeset	769 %!xtest run_test_function (@test_xzip_dir)
22160 766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	770
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	771 %!function test_save_to_dir (test_dir, z)
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	772 %! filename = "test-file";
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	773 %! filepath = fullfile (test_dir, filename);
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	774 %! create_file (filepath, rand (100, 1));
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	775 %! md5 = hash ("md5", fileread (filepath));
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	776 %!
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	777 %! ## test with existing and non-existing directory
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	778 %! out_dirs = {tempname (test_dir), tempname (test_dir)};
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	779 %! if (! mkdir (out_dirs{1}))
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	780 %! error ("unable to create directory for test");
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	781 %! endif
22365 119f408f2dd1 Remove temporary directories and files used by BIST. Carnë Draug <carandraug@octave.org> parents: 22352 diff changeset	782 %! unwind_protect
119f408f2dd1 Remove temporary directories and files used by BIST. Carnë Draug <carandraug@octave.org> parents: 22352 diff changeset	783 %! for idx = 1:numel(out_dirs)
119f408f2dd1 Remove temporary directories and files used by BIST. Carnë Draug <carandraug@octave.org> parents: 22352 diff changeset	784 %! out_dir = out_dirs{idx};
119f408f2dd1 Remove temporary directories and files used by BIST. Carnë Draug <carandraug@octave.org> parents: 22352 diff changeset	785 %! uz_file = fullfile (out_dir, filename);
119f408f2dd1 Remove temporary directories and files used by BIST. Carnë Draug <carandraug@octave.org> parents: 22352 diff changeset	786 %! z_file = [uz_file z.ext];
119f408f2dd1 Remove temporary directories and files used by BIST. Carnë Draug <carandraug@octave.org> parents: 22352 diff changeset	787 %!
119f408f2dd1 Remove temporary directories and files used by BIST. Carnë Draug <carandraug@octave.org> parents: 22352 diff changeset	788 %! z_filelist = z.zip (filepath, out_dir);
119f408f2dd1 Remove temporary directories and files used by BIST. Carnë Draug <carandraug@octave.org> parents: 22352 diff changeset	789 %! assert (z_filelist, {z_file})
119f408f2dd1 Remove temporary directories and files used by BIST. Carnë Draug <carandraug@octave.org> parents: 22352 diff changeset	790 %! assert (exist (z_file, "file"), 2)
22194 b1ebad209360 xzip.cc: modify tests for readability. Carnë Draug <carandraug@octave.org> parents: 22188 diff changeset	791 %!
22365 119f408f2dd1 Remove temporary directories and files used by BIST. Carnë Draug <carandraug@octave.org> parents: 22352 diff changeset	792 %! uz_filelist = z.unzip (z_file);
119f408f2dd1 Remove temporary directories and files used by BIST. Carnë Draug <carandraug@octave.org> parents: 22352 diff changeset	793 %! assert (uz_filelist, {uz_file}) # bug #48598
22194 b1ebad209360 xzip.cc: modify tests for readability. Carnë Draug <carandraug@octave.org> parents: 22188 diff changeset	794 %!
22365 119f408f2dd1 Remove temporary directories and files used by BIST. Carnë Draug <carandraug@octave.org> parents: 22352 diff changeset	795 %! assert (hash ("md5", fileread (uz_file)), md5)
119f408f2dd1 Remove temporary directories and files used by BIST. Carnë Draug <carandraug@octave.org> parents: 22352 diff changeset	796 %! endfor
119f408f2dd1 Remove temporary directories and files used by BIST. Carnë Draug <carandraug@octave.org> parents: 22352 diff changeset	797 %! unwind_protect_cleanup
119f408f2dd1 Remove temporary directories and files used by BIST. Carnë Draug <carandraug@octave.org> parents: 22352 diff changeset	798 %! confirm_recursive_rmdir (false, "local");
119f408f2dd1 Remove temporary directories and files used by BIST. Carnë Draug <carandraug@octave.org> parents: 22352 diff changeset	799 %! for idx = 1:numel(out_dirs)
119f408f2dd1 Remove temporary directories and files used by BIST. Carnë Draug <carandraug@octave.org> parents: 22352 diff changeset	800 %! rmdir (out_dirs{idx}, "s");
119f408f2dd1 Remove temporary directories and files used by BIST. Carnë Draug <carandraug@octave.org> parents: 22352 diff changeset	801 %! endfor
119f408f2dd1 Remove temporary directories and files used by BIST. Carnë Draug <carandraug@octave.org> parents: 22352 diff changeset	802 %! end_unwind_protect
22160 766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	803 %!endfunction
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	804 %!test run_test_function (@test_save_to_dir)
766f934db568 Rewrite gzip and bzip2 in C++ instead of using its applications (bug #43431) Carnë Draug <carandraug@octave.org> parents: diff changeset	805 */

Mercurial > octave

annotate libinterp/dldfcn/gzip.cc @ 23084:ef4d915df748