
Version 4.53
============
  - From Windows version of 7-zip 4.53 :
    - The bug in 7-Zip 4.48 - 4.52 beta was fixed:
        7-Zip could create .ZIP archives with broken files.
    - Some bugs were fixed.

Version 4.52 (never published)
============
  - From Windows version of 7-zip 4.52 :
    - 7z now can unpack Compound files (msi, doc, ...).
    - Some bugs were fixed (CAB decompressing)

  - lzma (CPP/7zip/Compress/LZMA_Alone) is now multi-threaded.

  - fixed #632912 : Extracting large directories takes quadratic time
    (this bug was not fully fixed ...)

  - fixed : "7za x -odirectory archive.7z" now works even if "directory" is a symbolic link. 

  - makefile.linux_s390x added : support for Linux on IBM z/Series Mainframe with s390x CPU
    (thank y_stephen)

  - fixed crashes on BeOs with the flag "@filename"

  - cleanup in the makefile : defining LITTLE_ENDIAN or BIG_ENDIAN is not needed anymore

  - ppmd.exe added (CPP/7zip/Compress/PPMD_Alone)

Version 4.51
============
  - From Windows version of 7-zip 4.51 :
     - Bug was fixed: 7-Zip 4.50 beta could not open some .7z archives.

  - fix built of test_emul

Version 4.50 (never published)
============
  - From Windows version of 7-zip 4.50 :
    - New switch for command line version:
    -ssc[-] enables/disables case-sensitive mode for file names.
    - Speed optimizations for AES encryption.
    - Some bugs were fixed.

  - contrib/gzip-like_CLI_wrapper_for_7z/p7zip now supports commands like :
    p7zip -- -name
    p7zip "file name"
    p7zip file1 file2 file3
    p7zip -d file1.7z file2.7z file3.7z

  never published because this version does not pass my tests.

Version 4.49
============
  - From Windows version of 7-zip 4.49 :
    - 7-Zip (7z) now can unpack WIM archives

   - fixed : On Sparc Solaris, core dump during "7z a -sfx exe.x dir" with p7zip compiled with makefile.solaris_sparc_CC_32

   - some code cleanup

   - On HPUX, p7zip can get the number of CPU and the size of the memory.


Version 4.48
============
  - From Windows version of 7-zip 4.48 :
    - Encryption strength for .7z format was increased. 
      Now it uses random initialization vectors.
    - Some bugs were fixed.

  - fixed #1729236 : Makefile infrastructure not safe for parallel compilation
    (if your make command understands -C and -j4, copy makefile.parallel_jobs over makefile)

  - Now the executables are not built with the PIC (position-independent code) flag.
    7z.so are still built with the PIC flag.
    7za and 7zr are now faster than 7z with 7z.so.
    7za, 7zr and 7r are now smaller.

  - contrib/gzip-like_CLI_wrapper_for_7z/p7zip now supports spaces in filename
    and use 7za instead of 7z.

  - contrib/qnx630sp3 added to support QNX built (thank termterm)


Version 4.47
============
  - From Windows version of 7-zip 4.47 :
    - Bugs of 7-Zip 4.46 beta were fixed: BZip2 could work incorrectly

Version 4.46 (never published)
============

  - From Windows version of 7-zip 4.46 :
    - New fast compression mode for Deflate method in Zip and GZip.
    - Some bugs were fixed.

  - LZMA Benchmark :
    - cygwin : RAM size detection
    - computation of the CPU %   

  - fixed #1721827 : install.sh now copies 7z.so

  - Client7z now uses 7z.so instead of 7za.so

  - new target : cygwin with asm

  - LZMA SDK added in the source package (CPP/7zip/Compress/LZMA_Alone)

  - fixed #1716987 : 7zr removed from 4.45 binary distribution
  
  - fixed #1706002 : make and install.sh use the same variables in the same order.


Version 4.45
============

  - From Windows version of 7-zip 4.45 :
   - Default dictionary size was increased: Normal: 16 MB, Max: 32 MB.
   - Speed optimizations.
   - Benchmark was improved (new "b" command in command line version).
   - The number of DLL files was reduced.
   - switch -mhcf=off is not supported now.
   - If -t{Type} switch is not specified, 7-Zip now uses extension of archive to detect the type of archive.
   - Some bugs were fixed (BZip2 in multithread)
   - x86 or x86_64 : ASM version of crc32 available

  - better detection of executable file (scripts do not need BCJ/BCJ2 filter)

  - default permissions are now :
    - for a file      : -rw-------
    - for a directory : drwx------

  - on MacOSX, locale is always utf8 (because the MacOSX filesystem supports only utf8 filenames)

  - makefile.qnx_static and makefile.qnx_shared added (Thank to termterm)


Version 4.44
============

  - From Windows version of 7-zip 4.44 :
    - 7za : Cab support
    - Speed optimizations for LZMA, Deflate, BZip2 and unRAR.
    - fix : now, updating a crypted header archive keeps the crypted header 

  - fixes in the help displayed by 7za/7z/7zr.

  - code cleanup
    - remove of mySetModuleFileNameA (and its memory leak), GetModuleFileName ...

  - fixed : p7zip for DJGPP can now update an archive (thank stranix)

  - fixed : in the plugins of 7z, the "Utf16" state was always off.

  - fixed : support for directory names that are not encoded with the current locale.
    (ex : directory name is in "iso 8859-15" whereas the locale is "utf8")

  - patch #1581907 : fix for FreeBSD in contrib/gzip-like_CLI_wrapper_for_7z/p7zip

  - fixed : p7zip can now restore a symbolic link from a Zip archive (archive.zip made with "zip -y")
      remark/todo : p7zip stores, in a zip archive, the linked file instead of the symbolic link

  - fixed #1630452 : small fix in the output of the script install.sh

  - fixed #632912 : Extracting large directories takes quadratic time

  - preliminary support of HP-UX : remove of RTLD_GROUP for dlopen in DLL.cpp
      makefile.hpux-acc should be able to build 7za for HP-UX (thank furiol)

  - Client7z added.

Version 4.43
============
  - From Windows version of 7-zip 4.43 :
    - 7-Zip now can use multi-threading mode for compressing to .ZIP archives.
    - ZIP format supporting was improved.
    - 7-Zip now supports WinZip-compatible AES-256 encryption for .ZIP archives.
    - 7-Zip now uses order list (list of extensions) for files sorting for compressing 
      to .7z archives. It can slightly increase compression ratio in some cases.
    - 7-Zip now restores modification time of folders during .7z archives extracting.
    - Some bugs were fixed.

  - fixed : the user can now see the percentage indicator.

  - fix "Bugs item #1612285" : doesn't preserve directory timestamps

  - support added for Tru64 / OSF 5.1  (makefile.tru64)

  - small fix "Bugs item #1533765" in install.sh (7zr install)

  - fix "Bugs item #1507913" : "make all" now build 7za and 7zCon.sfx
    following the README.

  - manpage updated "bugs item #1509098" : exit codes added

  - manpage updated :-mhe=on (Header encryption) added

  - install.sh now can install the file README, ChangeLog and the directory DOCS


Version 4.42
============
  - From Windows version of 7-zip 4.42 :
    - Some bugs were fixed

  - the binaries provided by p7zip_4.XY_x86_linux_bin.tar.bz2
    can now run on Fedora x86_64,
    and should now run on any 64bits Linux.

  - patch #1473746 - gzip-like CLI wrapper (for 7z)
    see the directory "contrib/gzip-like_CLI_wrapper_for_7z".

  - patch #471478 - Support for OPTFLAGS
    This patch allows to use system specific opt flags.
    example : make OPTFLAGS="-O2 -march=athlon-xp"

  - the djgpp and cygwin makefile now build "7za" with case insensitive filenames
    (Windows filesystem is case insensitive).


Version 4.41
============
  - From Windows version of 7-zip 4.41 :
    - Some bugs were fixed


Version 4.40
============

  - From Windows version of 7-zip 4.40 :
    - 7-Zip now can unpack some installers created by NSIS
    - Some bugs were fixed

  - format LZH/LHA : fixed directory display during listing or extracting
    (a directory does not end with the path separator)

  - patch #1470817 - Handle 7zr in install.sh

  - code cleanup


Version 4.39
============

  - From Windows version of 7-zip 4.39 :
    - Bug in versions 4.33:4.38 was fixed:
      7-Zip could not correctly compress files larger than 2 GB 
      to 7z archive in fast/fastest modes (HC4 match finder).


Version 4.38
============

  - From Windows version of 7-zip 4.38 :
    - Some bugs were fixed.

  - new manpage : 7zr.1
  - update manpages : 7z.1 and 7za.1
  - new switch : --help

  - patch #1465026 - Patch for install.sh for packagers

  - DosDateTimeToFileTime fixed (rar format)

  - contrib/VirtualFileSystemForMidnightCommander/u7z updated
    (thank sgh_punk)


Version 4.37
============
  - From Windows version of 7-zip 4.37 :
    - Some bugs were fixed.

  - fix build for Solaris sparc with CC instead of g++.

  - fix build for Solaris  9 x86
  - fix build for Solaris 10 x86
  - fix build for OpenBSD
  - p7zip can now be build with djgpp.
  - new target  : 7zr (light version of 7za)
  - new machine : IBM AIX 

Version 4.36
============
  - From Windows version of 7-zip 4.36 :
    - 7-zip now can unpack ISO archives

  - GCC 4.X : add C++ visibility support to reduce the size of the *.so
   (see makefile.linux_x86_ppc_alpha__gcc_4.X)

  - cygwin now supports '-o/tmp'

Version 4.35
============
  - From Windows version of 7-zip 4.35 :
    - New switch : -slt ("l" (list) command with -slt shows technical information for archive).
    - Some bugs were fixed.

  - From Windows version of 7-zip 4.34 :
    - BZip2 compressing / decompressing now can work in multi-threading mode
    - Multi-threading mode now is default for multi-processor systems

Version 4.33
============
  - From Windows version of 7-zip 4.33 :
    - Compressing speed and Memory requirements were increased.
      Default dictionary size was increased: Fastest: 64 KB, Fast: 1 MB, 
      Normal: 4 MB, Max: 16 MB, Ultra: 64 MB.
    - 64-bit version now supports 1 GB dictionary
    - 7z/LZMA now can use only these match finders: HC4, BT2, BT3, BT4
    - Compression ratio in Zip/GZip/Deflate in Ultra mode was increased
    - Some bugs were fixed

  - fix "Bugs item #1407358" : Passwords entered are not visible on command line
    if the target has the system function "getpass".

  - fix "BCJ2" : now p7zip uses the "BCJ2" filter when the file has execute permission
    (7-zip uses the "BCJ2" filter when the filename ends with ".dll", ".exe", ".ocx", ".sfx" or ".sys")

  - patch #1390722 : no new line at end of file 

  - patch #1390716 : allow compiling with gcc-4.1

  - patch #1425862 : allow other make programs than GNU make

  - Testing framework added ("make test" and "make test_7z")

  - fix 'lstat' : p7zip can compile if 'lstat' is not available

Version 4.30
============
  - From Windows version of 7-zip 4.30 :
    - Speed optimizations in LZMA maximum/ultra compressing.
    - LZMA now supports word size up to 273
    - 7-Zip now reduces dictionary size for LZMA, if you compress files 
      smaller than specified dictionary size.
    - Some bugs were fixed

  - fix minor build trouble with MacOS X
  - fix "Bugs item #1349229" : 7-zip now displays "e: Extract files from archive (without using directory names)"

Version 4.29
============

  - fix "Bugs item #1305781" : "7z a -sfx" sets the execute-flag
    and does not add ".exe" extension.

  - fix "Bugs item #1306783" : "7za a /tmp/t.7z /etc/passwd"

  - fix "Bugs item #1304797" : @lists don't handle files starting with ./

  - fix "Bugs item #1309287" : man 7za fails after install

Version 4.27
============
  - From Windows version of 7-zip 4.27 :
    - new plugin for 7z : 7-Zip can unpack CHM/HXS (MS HTML HELP) archives
    - cab plugin for 7z : 7-Zip can unpack multivolume CAB archives
    - Some bugs were fixed
    - better support for 64bits (PPMD coder/decoder)

Version 4.26
============
  - From Windows version of 7-zip 4.26 :
    - new plugin for 7z : LZH format support (extracting only)

  - fix (courtesy from Robert Millan) to make p7zip compile on GNU/kFreeBSD.

  - fix "Bug item #1273057", now "7z -so -t7z a dummy.7z file >output.7z" does not
    finish with a "Segmentation fault (core dumped)".

  - fix "Bug item #1221056", now, makefile for p7zip use the flag "-O" to
  support compilers that build invalid programs with the flag "-O2".

Version 4.25
============
  - From Windows version of 7-zip 4.25 :
    - Some bugs were fixed
    - DOCS/MANUAL/exit_codes.htm added

  - new plugin for 7z : RAR format support (extracting only)

  - better dependencies in makefile

Version 4.23
============
  - From Windows version of 7-zip 4.23 :
    - Some bugs were fixed

  - manpages for 7za and 7z updated by Mohammed Adnene Trojette.

  - little fix for the help message of 7za or 7z.

  - bug #1224304 : Files and directories with \ in name not handled properly.

  - fix for tar archives that have pax header.

Version 4.20
============

  - From Windows version of 7-zip 4.19 and 4.20 :
    - BZip2 code was rewritten. Now it supports 3 modes: Normal, Maximum and 
      Ultra. In Normal mode it compresses almost as original BZip2 compressor. 
      Compression ratio in Maximum and Ultra modes is 1-3% better for some files, 
      but Maximum Mode is about 3 times slower and Ultra Mode is about 8 times 
      slower than Normal mode.
    - Console version now prints all messages to stdout by default,
      and if -so switch is specified, 7-Zip prints messages to stderr.
    - Some bugs were fixed

  - Updating "contrib/VirtualFileSystemForMidnightCommander/" with u7z-4.16beta.tar.bz2

  - bug #1204993 (does not find broken filenames)

  - bug #1201244 (Missing files in p7zip_4.18_x86_linux_bin.tar.bz2)

  - makefile.linux_x86_ppc_alpha : flag "-fPIC" added

  - flag "-l" added.
    without   : p7zip stores symlinks (like p7zip 4.18)
    with "-l" : p7zip stores the files/directories pointed by symlinks (like before p7zip 4.18)
      CAUTION : the scanning stage can never end because of symlinks like ".."
                 (ex:  ln -s .. ldir)

Version 4.18
============

  - From Windows version of 7-zip 4.18 and 4.17 :
    - minor fixes

  - p7zip can now store and restore :
    - symbolic links,
    - file permission bits
      Remark : for directory, restored_perm = stored_perm | 0700 .

  - fix in install.sh

  - On MacOSX, p7zip now restore times of a file.

  - more detailed errors during scanning stage.


Version 4.16
============

  - From Windows version of 7-zip 4.16 :
    - Speed optimization (5%) for 7z / LZMA 
    - 7za now supports .Z archives
    - -r- switch in command line now is default for all commands 
    - Some bugs were fixed
    - bug #1119193 (list mode output confusing/wrong)

  - From Windows version of 7-zip 4.15 :
    - Z format supporting (extracting only)
    - 7-Zip now can extract ZIP archives compressed with "Shrink" method
    - 7-Zip now doesn't interrupt the compressing when it can not open file.
      7-Zip just skips that file and shows warning.
    - Some bugs were fixed

  - man pages added (thank Mohammed Adnene Trojette)
  - bug #1112167 fixed (Temporary directory must be on same partition as target)
    p7zip failed moving the temporary file at the end of
    compressing to target file if the directories don't reside
    on the same partition (or network path).
  - bug #1164659 fixed (Invalid file date for "big endian" machine)
  - p7zip now uses ".so" instead of ".dll"
  - p7zip now handles "ctrl-c" and "kill" to cleanup temporary files before exiting
  - p7zip now runs on BeOS.
  - better support of filenames with spaces.
  - some code cleanup
    - "myWindows/myFiles.cpp" is now in "Windows/FileIO.cpp"
    - "myWindows/myFindFile.cpp" is now in "Windows/FileFind.cpp"
    - "myWindows/myDirectoryAndPath.cpp" is now in "Windows/FileDir.cpp"
    - "myWindows/myEvents.cpp" is now in "Windows/Synchronization.cpp"
    - "myWindows/wine_strings.cpp" is now in "Windows/String.cpp"
  

Version 4.14.01
===============
  - huge speed up for multi CPUs machines (Thanks to loderunner - http://sourceforge.net/users/loderunner/).
  - some code cleanup
  - Fix problems with link files or directories.
  - "7z a dummy -tgzip -so Doc.txt > archive.gz" now works.
  - in the messages, the path separator is now '/' instead of '\'.

Version 4.14
============

  - From Windows version of 7-zip 4.14 :
    - STL using was reduced
    - 7za now supports Split(001) archives
    - "7za | more" now works
    - Bugs item #1093095 : Usage banner now says "7za" (instead of "7z") when the binary is "7za"

  - use of AString instead of std::string (no more need of #include <string>")
  - makefile.linux_gcc_2.95_no_need_for_libstdc added to build 7za for the
    p7zip*_bin.tar.bz2 package.
    7za provided by p7zip*_bin.tar.bz2 is build on Debian 3.0 with gcc 2.95.4
    and should now find the locale on all kinds of Linux (Debian, Fedora, Mandrake, ...).

Version 4.13
============
  - new port of 7za from the source of 7za 4.13Beta for Windows

  - From Windows version of 7-zip 4.13 :
    - Switch "--" stops switches parsing
    - Some bugs were fixed
    - User's manual updated (DOCS/MANUAL/index.htm)

  - makefile.netbsd_x86 added [Bug #1069055].

  - new method to install 7z and its plugins (the "link" method do no work)

  - installer added (install.sh).

  - makefile.macosx_with_fink becomes makefile.macosx
    and makefile.macosx uses c++ instead of CC
    (on some MacOSX, CC is a link to gcc instead of g++)

  - new flag "-utf16" to enable "utf16" conversion [Bug #1075229].

  - new logic to automatically enable or disable "utf16" conversion :
    no locale, locale=="C" or locale=="POSIX" implies utf16=off
    else  utf16=on
    uses "-utf16" or "-no-utf16" to change this behaviour.
    [Bug #1075229]

  - 7z (compiled with -O2) works now on Sparc Solaris. 

Version 4.12
============
  - new port of 7za from the source of 7za 4.12Beta for Windows

  - From Windows version of 7-zip 4.11 and 4.12 :
    - 7-Zip now supports Zip64 extension of ZIP format. So now it's 
      possible to compress files bigger than 4 GB to ZIP archives.
    - Some bugs were fixed

  - fix "7za a archive.7z file" that added all the files and directories
    with filename "file", "FILE", "File" ...

  - p7zip now displays the locale (ex : en_US.UTF-8) in the banner.

  - new flag "-no-utf16" to avoid lossly conversion in filenames.
    CAUTION : use this flag when you do not plan to export your archive.

  - support creation of self extracting archive.

  - better support of symbolic link (now, an invalid symbolic link
    do not stop archiving but displays a warning).

  - better support of files that the user cannot read.
    (now this kind of file is not added to the archive, and p7zip displays a warning).

  - return of 7z and its plugins.

  - support of listing/testing/extracting files from a splitted archive (only with 7z).

  - support of MacOX X 10.X.

  - creation of Gzip/Tar archives didn't work on Linux Alpha.

  - see "contrib/VirtualFileSystemForMidnightCommander/readme" to use 7za with "mc".

Version 4.10
============
  - new port of 7za from the source of 7za 4.10Beta for Windows
    => p7zip now work on big endian CPU.

  - 7z for Unix is not maintain anymore (because as the source of unrar plugin for 7z
    is not available, 7z is unless on Unix).

Version 0.91
============
  - add support for FreeBSD 5.2.1
    In Windows/Time.h add "#include <time.h>"
    and prototype change for FileTimeToUnixTime()

  - bug 990684 Corrected : support of filesystem
    that support case sensitive filenames.
    Example, since version 0.91 : 
    "7z a glibc -r glibc-2.3.2"
    does not terminate with error :
      Duplicate filename:
      glibc-2.3.2\sysdeps\m88k\m88100\add_n.S
      glibc-2.3.2\sysdeps\m88k\m88100\add_n.s 

Version 0.90
============
  - build of 7z.exe and its DLL.
  7z.exe support more archive formats than 7za.exe
  thanks to DLL in Formats and Codecs directories
  - "#pragma once" is now in comments
  - mainly For OpenBSD :
    - add #include <wchar.h> in include_windows/winnt.h
    - remove stuff for GUID_SECTION and GUID_SECT in include_windows/basetyps.h
      and include_windows/initguid.h
    - some changes in 7zip/Crypto/aesopt.h because of endian.h

Version 0.81
============
  - add a copy of the help of 7-zip (see html directory)
  - "7z a -r tmp.7z directory" works as expected.
    no more need for commands like : 7z a -r tmp.7z "directory/*"
  - 7z restores the date of each files (but not directories)
  - 7z supports UNICODE filenames (version 0.80 supports only ASCII/Latin1 filenames)
  - support of gcc 2.95
  - support of gcc 3.4
  - 7z needs no more libgen.h (dirname() and basename())
  - less "Internal Error #7" during arguments parsing
  - minor change in class CThread

Version 0.80
============
  - First public release
  - support of gcc 3.2 and 3.3

