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2025-01-05 Antonio Diaz Diaz <antonio@gnu.org>
* Version 1.14 released.
* zupdate.cc: '-r -d' now keeps last component of dir arguments.
* zutils.texi: New chapter 'Syntax of command-line arguments'.
* check.sh: Use 'cp' instead of 'cat'.
2024-01-23 Antonio Diaz Diaz <antonio@gnu.org>
* Version 1.13 released.
* zutils.cc (test_format): Fix detection of bzip2 with no blocks.
* rc.h (format_order): Put fmt_gz before fmt_bz2.
* zcmpdiff.cc (open_other_instream): Try also other compressed formats.
* zcmp.cc (cmp): Report EOF on empty file like GNU cmp.
* zupdate.cc: Reformat file diagnostics as 'PROGRAM: FILE: MESSAGE'.
* Replace 'verify' with 'check'.
* configure, Makefile.in: New variable 'MAKEINFO'.
2023-01-07 Antonio Diaz Diaz <antonio@gnu.org>
* Version 1.12 released.
* zutilsrc: Rename to zutils.conf. Search for it in $XDG_CONFIG_HOME.
(Suggested by Adam Tuja).
* Allow '-O, --force-format' force also uncompressed format.
* zcmp.cc: New option '-H, --hexadecimal'.
Change long name of option '-s' to '--script'.
(Following a similar change made to GNU ed).
Assign short name '-q' to options '--quiet' and '--silent'.
Separate option '-l, --list' from '-v, --verbose'.
(cmp): Print byte and line in EOF message like GNU cmp.
* zgrep.cc: New options '-G, --basic-regexp', '--label=<label>',
'--line-buffered', '-P, --perl-regexp', '--silent',
'-T, --initial-tab', '-U, --binary'. (Reported by Chris Jamboretz).
New option '-Z, --null'. (Reported by Leah Neukirchen).
* ztest.cc: Exit with status 2 if a file has wrong extension.
* zupdate.cc: New options '-d, --destdir', '-e, --expand-extensions',
'-i, --ignore-errors'. ('-i' suggested by Antoni Sawicki).
(zupdate_file): Pass '-q -s' to zcmp if verbosity < 0.
* Support compress'd (.Z) files through gzip in all utilities.
* rc.cc (show_version): Print the versions of the compressors used.
(show_option_error): New function showing argument and option name.
* zutils.texi: Document that format is detected by its magic bytes.
* check.sh: Test tarlz (if available) as compressor for zupdate.
2022-01-25 Antonio Diaz Diaz <antonio@gnu.org>
* Version 1.11 released.
* zcmp.cc, zdiff.cc (main): Fix race returning 1 instead of 2 when a
compressor is not found or when the wrong format is forced.
* zcmp.cc (getnum): Show option name and valid range if error.
* All utilities: Show option name if error in option argument.
* Add support for zstd format to all utilities.
* 'zdiff -v -V' now prints the version of the diff program used.
* 'zgrep --verbose -V' now prints the version of the grep program used.
* zutils.texi: Document recompression of read-only files by linking.
* zutils.texi: Change GNU Texinfo category to 'Compression'.
(Reported by Alfred M. Szmidt).
2021-01-05 Antonio Diaz Diaz <antonio@gnu.org>
* Version 1.10 released.
* zdiff.cc (set_fifonames): Encode pid in little endian order.
* zupdate.cc (zupdate_file): Fix a portability issue with Solaris 10.
* zutils.texi: Document that 'zgrep -L' fails with GNU grep 3.2 to 3.4.
* check.sh: Test empty input files with all utilities except zupdate.
2020-06-27 Antonio Diaz Diaz <antonio@gnu.org>
* Version 1.9 released.
* zcmp.cc, zdiff.cc: Read standard input only if requested.
* zdiff.cc (main): Pass options '-W' and '-y' to diff.
* zutils.cc (test_format): Detect bzip2 and lzip files better.
* ztest.cc (main): Continue testing if any input file is a terminal.
If verbosity >= 1, print number of files that failed the test.
* zcat.cc, zgrep.cc, ztest.cc (main): Check return value of close(infd).
* zutils.cc (good_status): Ignore trailing data remaining in feeder.
* zupdate.cc (zupdate_file): Support new and old lzip option '-o'.
Keep combined extensions: tgz, tbz, tbz2, txz --> tlz.
Quote file names in zcmp_command to allow file names with spaces.
* *.cc (main): Set a valid invocation_name even if argc == 0.
* zutils.texi: Improve descriptions of zcat, zcmp, and zdiff.
2019-01-01 Antonio Diaz Diaz <antonio@gnu.org>
* Version 1.8 released.
* zcat.cc: Fix a buffer overflow on outbuf when '-v' is used.
* zcat.cc (cat): A canary byte has been added to outbuf.
* New option '-R, --dereference-recursive'.
* Option '-r, --recursive' now skips symlinks.
* If no files and recursive, examine current working directory.
* recursive.cc (test_full_name): Detect directory loops.
* recursive.cc: Ignore directories if not --recursive.
* recursive.cc: Remove extra trailing slashes from directory args.
* zcatgrep.cc (open_instream): Show correct errno.
* zutils.cc (good_status): Wait for killed child.
* Test and document continuation or exit of zcat, zgrep, ztest,
and zupdate in case of error.
* configure: Accept appending to CXXFLAGS; 'CXXFLAGS+=OPTIONS'.
2018-02-13 Antonio Diaz Diaz <antonio@gnu.org>
* Version 1.7 released.
* zgrep.cc (main): Pass option '--color' to grep.
* check.sh: Add new tests for zgrep.
2017-04-05 Antonio Diaz Diaz <antonio@gnu.org>
* Version 1.6 released.
* zcmp.cc: Accept 'B' suffix in '--ignore-initial=1kB:1234B'.
* zutils.cc (feed_data): Show input file name in error messages.
2016-05-15 Antonio Diaz Diaz <antonio@gnu.org>
* Version 1.5 released.
* zupdate.cc (zupdate_file): Pass '-q' to zcmp if verbosity < 0.
* zcat.cc, zgrep.cc, ztest.cc (main): Don't use stdin more than once.
* zdiff.cc (set_fifonames): Use '_' if both names are different.
* configure: Avoid warning on some shells when testing for g++.
* Makefile.in: Detect the existence of install-info.
* check.sh: Require a POSIX shell.
2015-05-29 Antonio Diaz Diaz <antonio@gnu.org>
* Version 1.4 released.
* Option '--format' has been renamed to '-O, --force-format'.
* Add new option '-M, --format=<list>' to all utilities.
* zgrep.cc (main): Pass '-e' to grep if pattern begins with '-'.
* Makefile.in: New targets 'install*-compress'.
2014-08-30 Antonio Diaz Diaz <antonio@gnu.org>
* Version 1.3 released.
* check.sh: Fix two values of expected exit status.
* zutils.texi: Document that '--format' does not check format.
* Add two missing #includes.
* Change license to GPL version 2 or later.
2014-02-01 Antonio Diaz Diaz <antonio@gnu.org>
* Version 1.2 released.
* New utility; zupdate.
* Remove zutils executable. Utilities are now independent executables.
* zgrep.cc: Fix the exit status returned on error.
* zutils.texinfo: Rename to zutils.texi.
2013-08-02 Antonio Diaz Diaz <antonio@gnu.org>
* Version 1.1 released.
* Add options '--bz2', '--gz', '--lz', and '--xz' to all utilities.
* Add runtime configuration file 'zutilsrc'.
* New function 'good_status' checks exit status of all children.
* Fix all uses of decompressed/uncompressed in the documentation.
2013-05-31 Antonio Diaz Diaz <antonio@gnu.org>
* Version 1.0 released.
* Add new option '--format' to all utilities.
* main.cc (main): Make 'grep_show_name' tri-state so that file name
is not prefixed to the output by default when searching one file
and '--recursive' has not been selected.
* zgrep.cc: Fix output of option '-L' (it behaved like '-l').
* zcmp.cc: Fix deadlock when option '-n' is used.
* zdiff.cc (set_data_feeder): Call compressor with option '-q' only
if verbosity < 0.
* zutils.cc (set_data_feeder): Likewise.
* Change quote characters in messages as advised by GNU Standards.
* configure: Options now accept a separate argument.
Rename 'datadir' to 'datarootdir'. Ignore environment variables.
* Makefile.in: New target 'install-bin'.
* Use 'setmode' instead of '_setmode' on Windows and OS/2.
* zcat.cc (Line_number): Fix a portability issue with Solaris 9.
* INSTALL: Document installing zutils along with GNU gzip.
2011-01-11 Antonio Diaz Diaz <ant_diaz@teleline.es>
* Version 0.9 released.
* configure: New variables 'DIFF' and 'GREP'.
* zcmp.cc: Fix deadlock when files differ.
* zgrep.cc: Fix deadlock when binary file matches.
2010-11-15 Antonio Diaz Diaz <ant_diaz@teleline.es>
* Version 0.8 released.
* main.cc: New options '--zcat', '--zgrep', and '--ztest'.
* zcat.cc: New file implementing zcat+cat functionality in C++.
* zcmp.cc: New file implementing zcmp+cmp functionality in C++.
* doc/zcmp.1: New file.
* Remove files zcmp.in, zdiff.in.
* zdiff.cc: New file implementing zdiff functionality in C++.
* zgrep.cc: New file implementing zgrep functionality in C++.
* All mentions to zegrep and zfgrep have been removed from the
documentation because egrep and fgrep are deprecated.
* ztest.cc: New file implementing ztest functionality in C++.
* Makefile.in: Add quotes to directory names.
* check.sh: Use 'test.txt' instead of 'COPYING' for testing.
* configure: Remove environment safeguards as requested by
Richard Stallman. Now environment variables affect configure.
2009-10-21 Antonio Diaz Diaz <ant_diaz@teleline.es>
* Version 0.7 released.
* New utility; ztest.
* zcat.in: New option '-r, --recursive'.
2009-10-05 Antonio Diaz Diaz <ant_diaz@teleline.es>
* Version 0.6 released.
* zcat.in, zgrep.in: Remove again default compressor. The format of
the data read from stdin is now automatically detected.
* Makefile.in: Add option '--name' to help2man invocation.
2009-10-01 Antonio Diaz Diaz <ant_diaz@teleline.es>
* Version 0.5 released.
* zcat.in, zgrep.in: Read again data from stdin.
* Add again default compressor for stdin only.
2009-09-17 Antonio Diaz Diaz <ant_diaz@teleline.es>
* Version 0.4 released.
* Add two new utilities; zegrep and zfgrep.
* Add zutils executable which recognizes file formats.
2009-08-28 Antonio Diaz Diaz <ant_diaz@teleline.es>
* Version 0.3 released.
* Remove default compressor.
* zcat.in, zgrep.in: Don't read data from stdin.
* Update home page and mailing list addresses.
2009-08-13 Antonio Diaz Diaz <ant_diaz@teleline.es>
* Version 0.2 released.
* Add support for xz.
2009-08-07 Antonio Diaz Diaz <ant_diaz@teleline.es>
* Version 0.1 released.
Copyright (C) 2009-2025 Antonio Diaz Diaz.
This file is a collection of facts, and thus it is not copyrightable, but just
in case, you have unlimited permission to copy, distribute, and modify it.
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