File: ChangeLog

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clzip 1.11-9
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2019-01-03  Antonio Diaz Diaz  <antonio@gnu.org>

	* Version 1.11 released.
	* File_* renamed to Lzip_*.
	* lzip.h (Lzip_trailer): New function 'Lt_verify_consistency'.
	* lzip_index.c: Detect some kinds of corrupt trailers.
	* main.c (main): Check return value of close( infd ).
	* main.c: Compile on DOS with DJGPP.
	* clzip.texi: Improved descriptions of '-0..-9', '-m' and '-s'.
	* configure: Accept appending to CFLAGS, 'CFLAGS+=OPTIONS'.
	* INSTALL: Document use of CFLAGS+='-D __USE_MINGW_ANSI_STDIO'.

2018-02-06  Antonio Diaz Diaz  <antonio@gnu.org>

	* Version 1.10 released.
	* Added new option '--loose-trailing'.
	* Improved corrupt header detection to HD=3.
	* main.c: Show corrupt or truncated header in multimember file.
	* main.c (main): Option '-S, --volume-size' now keeps input files.
	* encoder_base.*: Adjust dictionary size for each member.
	* Replaced 'bits/byte' with inverse compression ratio in output.
	* Show progress of decompression at verbosity level 2 (-vv).
	* Show progress of (de)compression only if stderr is a terminal.
	* main.c: Show final diagnostic when testing multiple files.
	* main.c: Do not add a second .lz extension to the arg of -o.
	* decoder.c (LZd_verify_trailer): Show stored sizes also in hex.
	  Show dictionary size at verbosity level 4 (-vvvv).
	* lzip.texi: Added chapter 'Output'.

2017-04-13  Antonio Diaz Diaz  <antonio@gnu.org>

	* Version 1.9 released.
	* The option '-l, --list' has been ported from lziprecover.
	* Don't allow mixing different operations (-d, -l or -t).
	* Compression time of option '-0' has been reduced by 6%.
	* Compression time of options -1 to -9 has been reduced by 1%.
	* Decompression time has been reduced by 7%.
	* main.c: Continue testing if any input file is a terminal.
	* main.c: Show trailing data in both hexadecimal and ASCII.
	* lzip_index.c: Improve detection of bad dict and trailing data.
	* lzip.h: Unified messages for bad magic, trailing data, etc.
	* clzip.texi: Added missing chapters from lzip.texi.

2016-05-13  Antonio Diaz Diaz  <antonio@gnu.org>

	* Version 1.8 released.
	* Added new option '-a, --trailing-error'.
	* main.c (decompress): Print up to 6 bytes of trailing data
	  when '-vvvv' is specified.
	* decoder.c (LZd_verify_trailer): Removed test of final code.
	* main.c (main): Delete '--output' file if infd is a terminal.
	* main.c (main): Don't use stdin more than once.
	* clzip.texi: Added chapter 'Trailing data'.
	* configure: Avoid warning on some shells when testing for gcc.
	* Makefile.in: Detect the existence of install-info.
	* check.sh: A POSIX shell is required to run the tests.
	* check.sh: Don't check error messages.

2015-07-07  Antonio Diaz Diaz  <antonio@gnu.org>

	* Version 1.7 released.
	* Ported fast encoder and option '-0' from lzip.
	* Makefile.in: Added new targets 'install*-compress'.

2014-08-28  Antonio Diaz Diaz  <antonio@gnu.org>

	* Version 1.6 released.
	* Compression ratio of option '-9' has been slightly increased.
	* main.c (close_and_set_permissions): Behave like 'cp -p'.
	* clzip.texinfo: Renamed to clzip.texi.
	* License changed to GPL version 2 or later.

2013-09-17  Antonio Diaz Diaz  <antonio@gnu.org>

	* Version 1.5 released.
	* Show progress of compression at verbosity level 2 (-vv).
	* main.c (show_header): Don't show header version.
	* Ignore option '-n, --threads' for compatibility with plzip.
	* configure: Options now accept a separate argument.

2013-02-18  Antonio Diaz Diaz  <ant_diaz@teleline.es>

	* Version 1.4 released.
	* Multi-step trials have been implemented.
	* Compression ratio has been slightly increased.
	* Compression time has been reduced by 10%.
	* Decompression time has been reduced by 8%.
	* Makefile.in: Added new target 'install-as-lzip'.
	* Makefile.in: Added new target 'install-bin'.
	* main.c: Use 'setmode' instead of '_setmode' on Windows and OS/2.
	* main.c: Define 'strtoull' to 'strtoul' on Windows.

2012-02-25  Antonio Diaz Diaz  <ant_diaz@teleline.es>

	* Version 1.3 released.
	* main.c (close_and_set_permissions): Inability to change output
	  file attributes has been downgraded from error to warning.
	* encoder.c (Mf_init): Return false if out of memory instead of
	  calling cleanup_and_fail.
	* Small change in '--help' output and man page.
	* Changed quote characters in messages as advised by GNU Standards.
	* configure: 'datadir' renamed to 'datarootdir'.

2011-05-18  Antonio Diaz Diaz  <ant_diaz@teleline.es>

	* Version 1.2 released.
	* Added new option '-F, --recompress'.
	* main.c (decompress): Print only one status line for each
	  multimember file when only one '-v' is specified.
	* encoder.h (Lee_update_prices): Update high length symbol prices
	  independently of the value of 'pos_state'. This gives better
	  compression for large values of '--match-length' without being
	  slower.
	* encoder.h encoder.c: Optimize pair price calculations. This
	  reduces compression time for large values of '--match-length'
	  by up to 6%.

2011-01-11  Antonio Diaz Diaz  <ant_diaz@teleline.es>

	* Version 1.1 released.
	* Code has been converted to 'C89 + long long' from C99.
	* main.c: Fixed warning about fchown return value being ignored.
	* decoder.c: '-tvvvv' now shows compression ratio.
	* main.c: Match length limit set by options -1 to -8 has been
	  reduced to extend range of use towards gzip. Lower numbers now
	  compress less but faster. (-1 now takes 43% less time for only
	  20% larger compressed size).
	* Compression ratio of option '-9' has been slightly increased.
	* main.c (open_instream): Don't show the message
	  " and '--stdout' was not specified" for directories, etc.
	* New examples have been added to the manual.

2010-04-05  Antonio Diaz Diaz  <ant_diaz@teleline.es>

	* Version 1.0 released.
	* Initial release.
	* Translated to C from the C++ source of lzip 1.10.


Copyright (C) 2010-2019 Antonio Diaz Diaz.

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