xref: /plan9-contrib/sys/src/cmd/lzip/ChangeLog (revision 13d37d7716a3e781f408392d7869dff5927c6669)
1*13d37d77SDavid du Colombier2017-04-13  Antonio Diaz Diaz  <antonio@gnu.org>
2*13d37d77SDavid du Colombier
3*13d37d77SDavid du Colombier	* Version 1.9 released.
4*13d37d77SDavid du Colombier	* The option '-l, --list' has been ported from lziprecover.
5*13d37d77SDavid du Colombier	* Don't allow mixing different operations (-d, -l or -t).
6*13d37d77SDavid du Colombier	* Compression time of option '-0' has been reduced by 6%.
7*13d37d77SDavid du Colombier	* Compression time of options -1 to -9 has been reduced by 1%.
8*13d37d77SDavid du Colombier	* Decompression time has been reduced by 7%.
9*13d37d77SDavid du Colombier	* main.c: Continue testing if any input file is a terminal.
10*13d37d77SDavid du Colombier	* main.c: Show trailing data in both hexadecimal and ASCII.
11*13d37d77SDavid du Colombier	* file_index.c: Improve detection of bad dict and trailing data.
12*13d37d77SDavid du Colombier	* lzip.h: Unified messages for bad magic, trailing data, etc.
13*13d37d77SDavid du Colombier	* clzip.texi: Added missing chapters from lzip.texi.
14*13d37d77SDavid du Colombier
15*13d37d77SDavid du Colombier2016-05-13  Antonio Diaz Diaz  <antonio@gnu.org>
16*13d37d77SDavid du Colombier
17*13d37d77SDavid du Colombier	* Version 1.8 released.
18*13d37d77SDavid du Colombier	* main.c: Added new option '-a, --trailing-error'.
19*13d37d77SDavid du Colombier	* main.c (decompress): Print up to 6 bytes of trailing data
20*13d37d77SDavid du Colombier	  when '-vvvv' is specified.
21*13d37d77SDavid du Colombier	* decoder.c (LZd_verify_trailer): Removed test of final code.
22*13d37d77SDavid du Colombier	* main.c (main): Delete '--output' file if infd is a terminal.
23*13d37d77SDavid du Colombier	* main.c (main): Don't use stdin more than once.
24*13d37d77SDavid du Colombier	* clzip.texi: Added chapter 'Trailing data'.
25*13d37d77SDavid du Colombier	* configure: Avoid warning on some shells when testing for gcc.
26*13d37d77SDavid du Colombier	* Makefile.in: Detect the existence of install-info.
27*13d37d77SDavid du Colombier	* testsuite/check.sh: A POSIX shell is required to run the tests.
28*13d37d77SDavid du Colombier	* testsuite/check.sh: Don't check error messages.
29*13d37d77SDavid du Colombier
30*13d37d77SDavid du Colombier2015-07-07  Antonio Diaz Diaz  <antonio@gnu.org>
31*13d37d77SDavid du Colombier
32*13d37d77SDavid du Colombier	* Version 1.7 released.
33*13d37d77SDavid du Colombier	* Ported fast encoder and option '-0' from lzip.
34*13d37d77SDavid du Colombier	* Makefile.in: Added new targets 'install*-compress'.
35*13d37d77SDavid du Colombier
36*13d37d77SDavid du Colombier2014-08-28  Antonio Diaz Diaz  <antonio@gnu.org>
37*13d37d77SDavid du Colombier
38*13d37d77SDavid du Colombier	* Version 1.6 released.
39*13d37d77SDavid du Colombier	* Compression ratio of option '-9' has been slightly increased.
40*13d37d77SDavid du Colombier	* main.c (close_and_set_permissions): Behave like 'cp -p'.
41*13d37d77SDavid du Colombier	* clzip.texinfo: Renamed to clzip.texi.
42*13d37d77SDavid du Colombier	* License changed to GPL version 2 or later.
43*13d37d77SDavid du Colombier
44*13d37d77SDavid du Colombier2013-09-17  Antonio Diaz Diaz  <antonio@gnu.org>
45*13d37d77SDavid du Colombier
46*13d37d77SDavid du Colombier	* Version 1.5 released.
47*13d37d77SDavid du Colombier	* Show progress of compression at verbosity level 2 (-vv).
48*13d37d77SDavid du Colombier	* main.c (show_header): Don't show header version.
49*13d37d77SDavid du Colombier	* Ignore option '-n, --threads' for compatibility with plzip.
50*13d37d77SDavid du Colombier	* configure: Options now accept a separate argument.
51*13d37d77SDavid du Colombier
52*13d37d77SDavid du Colombier2013-02-18  Antonio Diaz Diaz  <ant_diaz@teleline.es>
53*13d37d77SDavid du Colombier
54*13d37d77SDavid du Colombier	* Version 1.4 released.
55*13d37d77SDavid du Colombier	* Multi-step trials have been implemented.
56*13d37d77SDavid du Colombier	* Compression ratio has been slightly increased.
57*13d37d77SDavid du Colombier	* Compression time has been reduced by 10%.
58*13d37d77SDavid du Colombier	* Decompression time has been reduced by 8%.
59*13d37d77SDavid du Colombier	* Makefile.in: Added new target 'install-as-lzip'.
60*13d37d77SDavid du Colombier	* Makefile.in: Added new target 'install-bin'.
61*13d37d77SDavid du Colombier	* main.c: Use 'setmode' instead of '_setmode' on Windows and OS/2.
62*13d37d77SDavid du Colombier	* main.c: Define 'strtoull' to 'strtoul' on Windows.
63*13d37d77SDavid du Colombier
64*13d37d77SDavid du Colombier2012-02-25  Antonio Diaz Diaz  <ant_diaz@teleline.es>
65*13d37d77SDavid du Colombier
66*13d37d77SDavid du Colombier	* Version 1.3 released.
67*13d37d77SDavid du Colombier	* main.c (close_and_set_permissions): Inability to change output
68*13d37d77SDavid du Colombier	  file attributes has been downgraded from error to warning.
69*13d37d77SDavid du Colombier	* encoder.c (Mf_init): Return false if out of memory instead of
70*13d37d77SDavid du Colombier	  calling cleanup_and_fail.
71*13d37d77SDavid du Colombier	* Small change in '--help' output and man page.
72*13d37d77SDavid du Colombier	* Changed quote characters in messages as advised by GNU Standards.
73*13d37d77SDavid du Colombier	* configure: 'datadir' renamed to 'datarootdir'.
74*13d37d77SDavid du Colombier
75*13d37d77SDavid du Colombier2011-05-18  Antonio Diaz Diaz  <ant_diaz@teleline.es>
76*13d37d77SDavid du Colombier
77*13d37d77SDavid du Colombier	* Version 1.2 released.
78*13d37d77SDavid du Colombier	* main.c: Added new option '-F, --recompress'.
79*13d37d77SDavid du Colombier	* main.c (decompress): Print only one status line for each
80*13d37d77SDavid du Colombier	  multimember file when only one '-v' is specified.
81*13d37d77SDavid du Colombier	* encoder.h (Lee_update_prices): Update high length symbol prices
82*13d37d77SDavid du Colombier	  independently of the value of 'pos_state'. This gives better
83*13d37d77SDavid du Colombier	  compression for large values of '--match-length' without being
84*13d37d77SDavid du Colombier	  slower.
85*13d37d77SDavid du Colombier	* encoder.h encoder.c: Optimize pair price calculations. This
86*13d37d77SDavid du Colombier	  reduces compression time for large values of '--match-length'
87*13d37d77SDavid du Colombier	  by up to 6%.
88*13d37d77SDavid du Colombier
89*13d37d77SDavid du Colombier2011-01-11  Antonio Diaz Diaz  <ant_diaz@teleline.es>
90*13d37d77SDavid du Colombier
91*13d37d77SDavid du Colombier	* Version 1.1 released.
92*13d37d77SDavid du Colombier	* Code has been converted to 'C89 + long long' from C99.
93*13d37d77SDavid du Colombier	* main.c: Fixed warning about fchown return value being ignored.
94*13d37d77SDavid du Colombier	* decoder.c: '-tvvvv' now shows compression ratio.
95*13d37d77SDavid du Colombier	* main.c: Match length limit set by options -1 to -8 has been
96*13d37d77SDavid du Colombier	  reduced to extend range of use towards gzip. Lower numbers now
97*13d37d77SDavid du Colombier	  compress less but faster. (-1 now takes 43% less time for only
98*13d37d77SDavid du Colombier	  20% larger compressed size).
99*13d37d77SDavid du Colombier	* Compression ratio of option '-9' has been slightly increased.
100*13d37d77SDavid du Colombier	* main.c (open_instream): Don't show the message
101*13d37d77SDavid du Colombier	  " and '--stdout' was not specified" for directories, etc.
102*13d37d77SDavid du Colombier	* New examples have been added to the manual.
103*13d37d77SDavid du Colombier
104*13d37d77SDavid du Colombier2010-04-05  Antonio Diaz Diaz  <ant_diaz@teleline.es>
105*13d37d77SDavid du Colombier
106*13d37d77SDavid du Colombier	* Version 1.0 released.
107*13d37d77SDavid du Colombier	* Initial release.
108*13d37d77SDavid du Colombier	* Translated to C from the C++ source of lzip 1.10.
109*13d37d77SDavid du Colombier
110*13d37d77SDavid du Colombier
111*13d37d77SDavid du ColombierCopyright (C) 2010-2017 Antonio Diaz Diaz.
112*13d37d77SDavid du Colombier
113*13d37d77SDavid du ColombierThis file is a collection of facts, and thus it is not copyrightable,
114*13d37d77SDavid du Colombierbut just in case, you have unlimited permission to copy, distribute and
115*13d37d77SDavid du Colombiermodify it.
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