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1 This copy of the 7-zip source code has been modified as follows:
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2 - Encoding support has been disabled, so only archive extraction is supported.
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3 - Some archive formats have been removed, so only 7z, bzip2, gzip, lzh, lzma, rar, split, tar, and zip are supported.
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4 - Support for using it as a static library has been added. (specifically, a file called InitializeStaticLib.h)
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5 - Occasional minor fixes/customization not really worth describing in detail.
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6 - The LGPL part of the 7-zip library source license has been upgraded to GPL 2.0 (as per condition 3 of the LGPL 2.1)
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7
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8 You can find most of the files in this library in the "7-Zip Source code" download at http://www.7-zip.org/ distributed under the LGPL 2.1.
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9 A small subset of them are in the LZMA SDK which is public domain and can be found at http://www.7-zip.org/sdk.html
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10
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11
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12
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13 7-Zip 4.64 Sources
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14 ------------------
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15
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16 7-Zip is a file archiver for Windows 95/98/ME/NT/2000/2003/XP/Vista.
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17
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18 7-Zip Copyright (C) 1999-2009 Igor Pavlov.
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19
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20
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21 License Info
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22 ------------
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23
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24 This copy of 7-Zip is free software distributed under the GNU GPL 2.0
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25 (with an additional restriction that has always applied to the unRar code).
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26 read License.txt for more infomation about license.
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27
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28 Notes about unRAR license:
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29
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30 Please check main restriction from unRar license:
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31
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32 2. The unRAR sources may be used in any software to handle RAR
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33 archives without limitations free of charge, but cannot be used
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34 to re-create the RAR compression algorithm, which is proprietary.
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35 Distribution of modified unRAR sources in separate form or as a
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36 part of other software is permitted, provided that it is clearly
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37 stated in the documentation and source comments that the code may
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38 not be used to develop a RAR (WinRAR) compatible archiver.
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39
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40 In brief it means:
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41 1) You can compile and use compiled files under GNU GPL rules, since
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42 unRAR license almost has no restrictions for compiled files.
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43 You can link these compiled files to GPL programs.
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44 2) You can fix bugs in source code and use compiled fixed version.
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45 3) You can not use unRAR sources to re-create the RAR compression algorithm.
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46
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47 ---
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48 Igor Pavlov
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49 http://www.7-zip.org
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