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+2022-01-24 Antonio Diaz Diaz <antonio@gnu.org>
+
+ * Version 1.13 released.
+ * Decompression time has been reduced by 5-12% depending on the file.
+ * main.c (getnum): Show option name and valid range if error.
+ * Improve several descriptions in manual, '--help', and man page.
+ * clzip.texi: Change GNU Texinfo category to 'Compression'.
+ (Reported by Alfred M. Szmidt).
+
+2021-01-04 Antonio Diaz Diaz <antonio@gnu.org>
+
+ * Version 1.12 released.
+ * main.c (main): Report an error if a file name is empty.
+ Make '-o' behave like '-c', but writing to file instead of stdout.
+ Make '-c' and '-o' check whether the output is a terminal only once.
+ Do not open output if input is a terminal.
+ * Replace 'decompressed', 'compressed' with 'out', 'in' in output.
+ * lzip_index.c: Improve messages for corruption in last header.
+ * main.c: Set a valid invocation_name even if argc == 0.
+ * Document extraction from tar.lz in manual, '--help', and man page.
+ * clzip.texi (Introduction): Mention plzip and tarlz as alternatives.
+ * clzip.texi: Several fixes and improvements.
+ * testsuite: Add 9 new test files.
+
+2019-01-03 Antonio Diaz Diaz <antonio@gnu.org>
+
+ * Version 1.11 released.
+ * Rename File_* 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: Improve 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.
+ * New option '--loose-trailing'.
+ * Improve 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.
+ * Replace '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).
+ * clzip.texi: New chapter 'Meaning of clzip's 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: Unify messages for bad magic, trailing data, etc.
+ * clzip.texi: Add missing chapters from lzip.texi.
+
+2016-05-13 Antonio Diaz Diaz <antonio@gnu.org>
+
+ * Version 1.8 released.
+ * 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): Remove 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: New 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.
+ * Port fast encoder and option '-0' from lzip.
+ * Makefile.in: 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: Rename to clzip.texi.
+ * Change license 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: New targets 'install-as-lzip' and '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.
+ * Change quote characters in messages as advised by GNU Standards.
+ * configure: Rename 'datadir' to 'datarootdir'.
+
+2011-05-18 Antonio Diaz Diaz <ant_diaz@teleline.es>
+
+ * Version 1.2 released.
+ * 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, reducing
+ 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: Fix 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).
+ Exit with status 1 if any output file exists and is skipped.
+ * 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) 2010-2022 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.