diff options
Diffstat (limited to 'ChangeLog')
| -rw-r--r-- | ChangeLog | 92 |
1 files changed, 57 insertions, 35 deletions
@@ -1,3 +1,25 @@ +2011-04-30 Antonio Diaz Diaz <ant_diaz@teleline.es> + + * Version 1.12 released. + * main.cc: Added new option `-F, --recompress'. + * encoder.h (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.cc: Optimize pair price calculations. This + reduces compression time for large values of `--match-length' + by up to 6%. + * Compression time of option `-0' has been reduced by 2%. + * main.cc (decompress): Print only one status line for each + multimember file when only one `-v' is specified. + * main.cc (decompress): Print up to 6 bytes of trailing garbage + when `-vvvv' is specified. + * main.cc (open_instream): Do not show the message + " and `--stdout' was not specified" for directories, etc. + * lziprecover.cc: If `-v' is not specified show errors only. + * testsuite/unzcrash.cc: Use Arg_parser. + * testsuite/unzcrash.cc: Added new options `-b', `-p' and `-s'. + 2010-09-16 Antonio Diaz Diaz <ant_diaz@teleline.es> * Version 1.11 released. @@ -9,26 +31,26 @@ compress less but faster. (-1 now takes 43% less time for only 20% larger compressed size). * encoder.cc: Compression of option -9 has been slightly increased. - * lziprecover.cc: Added new option "--merge" which tries to + * lziprecover.cc: Added new option `--merge' which tries to produce a correct file merging the good parts of two or more damaged copies. - * lziprecover.cc: Added new option "--repair" for repairing a + * lziprecover.cc: Added new option `--repair' for repairing a 1-byte error in single-member files. * decoder.cc (decode_member): Detect file errors earlier to improve efficiency of lziprecover's new repair capability. This change also prevents (harmless) access to uninitialized memory when decompressing a corrupt file. - * lziprecover.cc: Added new option "--force". - * lziprecover.cc: Added new option "--output". - * lziprecover.cc: Added new option "--split" to select the until + * lziprecover.cc: Added new option `--force'. + * lziprecover.cc: Added new option `--output'. + * lziprecover.cc: Added new option `--split' to select the until now only operation of splitting multimember files. * lziprecover.cc: If no operation is specified, warn the user and do nothing. * main.cc: Fixed warning about fchown's return value being ignored. - * decoder.cc: "-tvvvv" now also shows compression ratio. + * decoder.cc: `-tvvvv' now also shows compression ratio. * main.cc: Set stdin/stdout in binary mode on MSVC and OS2. * New examples have been added to the manual. - * testsuite: "test1" renamed to "test.txt" + * testsuite: `test1' renamed to `test.txt'. Added new tests. * Matchfinder types HC4 (4 bytes hash-chain) and HT4 (4 bytes hash-table) have been tested and found no better than the current BT4. @@ -37,9 +59,9 @@ * Version 1.10 released. * decoder.h: Input_buffer integrated in Range_decoder. - * main.cc: File specified with option "-o" is now created with + * main.cc: File specified with option `-o' is now created with mode 0666 if umask allows it, deleted if interrupted by user. - * main.cc: New constant "o_binary". + * main.cc: New constant `o_binary'. * main.cc: Dictionary size for options -2, -3, -4 and -8 has been changed to improve linearity of compressed sizes. * lzip.h: Fixed warnings produced by over-optimization (-O3). @@ -49,8 +71,8 @@ * Version 1.9 released. * main.cc (main): Return at least 1 if closing stdout fails. - * Makefile.in: Added "--name" option to help2man invocation. - * testsuite/check.sh: Use "test1" instead of "COPYING" for testing. + * Makefile.in: Added `--name' option to help2man invocation. + * testsuite/check.sh: Use `test1' instead of `COPYING' for testing. 2009-09-02 Antonio Diaz Diaz <ant_diaz@teleline.es> @@ -75,25 +97,25 @@ is smaller than dictionary size limit. * decoder.cc: Added extra flush calls to improve partial decompression of corrupt files. - * "--test" no more needs "/dev/null". - * Removed some "bashisms" from lzdiff and lzgrep. - * Dictionary size for options "-1" to "-4" has been changed. + * `--test' no more needs `/dev/null'. + * Removed some `bashisms' from lzdiff and lzgrep. + * Dictionary size for options `-1' to `-4' has been changed. * main.cc (signal_handler): Declared as `extern "C"'. * Makefile.in: Extra files are now installed by default. * testsuite/check.sh: Test lziprecover. - * Added "export LC_ALL=C" to all scripts. + * Added `export LC_ALL=C' to all scripts. 2009-04-12 Antonio Diaz Diaz <ant_diaz@teleline.es> * Version 1.5 released. * lzip.h: Coded dictionary size implemented in File_header. * Fixed some includes that prevented compilation with GCC 4.4. - * "member_size" and "volume_size" are now accurate limits. + * `member_size' and `volume_size' are now accurate limits. * Compression speed has been improved. * Implemented bt4 type matchfinder. - * Added chapter "Algorithm" to the manual. - * Lzdiff and lzgrep now accept "-h" for "--help" and - "-V" for "--version". + * Added chapter `Algorithm' to the manual. + * Lzdiff and lzgrep now accept `-h' for `--help' and + `-V' for `--version'. * Makefile.in: Man page is now installed by default. * testsuite/check.sh: Verify that files are open in binary mode. @@ -101,11 +123,11 @@ * Version 1.4 released. * Implemented compression of version 1 files. - * Added new option "--member-size". - * Added new option "--volume-size". - * Added new option "--output". - * main.cc: Read from non regular files if "--stdout" is specified. - * Added "lziprecover", a member recoverer program. + * Added new option `--member-size'. + * Added new option `--volume-size'. + * Added new option `--output'. + * main.cc: Read from non regular files if `--stdout' is specified. + * Added `lziprecover', a member recoverer program. * testsuite/unzcrash.cc: Test all 1-byte errors. 2008-12-21 Antonio Diaz Diaz <ant_diaz@teleline.es> @@ -115,7 +137,7 @@ dictionary size for each file during compression, saving memory during decompression. * Implemented decompression of version 1 files. - * testsuite/check.sh: Replaced "diff -q" with "cmp". + * testsuite/check.sh: Replaced `diff -q' with `cmp'. 2008-12-10 Antonio Diaz Diaz <ant_diaz@teleline.es> @@ -123,23 +145,23 @@ * encoder.cc: A 1-byte read outside allocated memory has been fixed. * lzip.h: Dictionary size limit has been reduced to 512MiB because setting it to 1GiB causes overflow of a 32 bit integer. - * Added "lzdiff", a diff/cmp wrapper for gzip, bzip2, lzip and + * Added `lzdiff', a diff/cmp wrapper for gzip, bzip2, lzip and non-compressed files. - * Added "lzgrep", a grep wrapper for gzip, bzip2, lzip and + * Added `lzgrep', a grep wrapper for gzip, bzip2, lzip and non-compressed files. - * "make install-info" should now work on Debian and OS X. + * `make install-info' should now work on Debian and OS X. 2008-11-17 Antonio Diaz Diaz <ant_diaz@teleline.es> * Version 1.1 released. - * Changed short name of option "--dictionary-size" to "-s". - * Changed short name of option "--match-length" to "-m". + * Changed short name of option `--dictionary-size' to `-s'. + * Changed short name of option `--match-length' to `-m'. * Changed LONG_LONG_MAX to LLONG_MAX. 2008-10-14 Antonio Diaz Diaz <ant_diaz@teleline.es> * Version 1.0 released. - * "-tvv" shows file version and dictionary size. + * `-tvv' shows file version and dictionary size. 2008-09-30 Antonio Diaz Diaz <ant_diaz@teleline.es> @@ -149,7 +171,7 @@ 2008-09-23 Antonio Diaz Diaz <ant_diaz@teleline.es> * Version 0.4 released. - * Code cleanup for global variable "verbosity". + * Code cleanup for global variable `verbosity'. * Regained the compression ratio of 0.2 with 5% faster speed. * Fixed compilation on sistems where size_t != unsigned int. @@ -157,8 +179,8 @@ * Version 0.3 released. * encoder.cc: Compression is now 15% faster, 1% worse. - * main.cc (main): Make "-t" option override "-c". - * main.cc (decompress): Show "done" instead of "ok" when not testing. + * main.cc (main): Make `-t' option override `-c'. + * main.cc (decompress): Show `done' instead of `ok' when not testing. * encoder.h: Use trials[] to return the list of pairs. 2008-09-09 Antonio Diaz Diaz <ant_diaz@teleline.es> @@ -172,7 +194,7 @@ * Version 0.1 released. -Copyright (C) 2008, 2009, 2010 Antonio Diaz Diaz. +Copyright (C) 2008, 2009, 2010, 2011 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 |