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all: update LZMA SDK license information

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The LZMA SDK was placed in the public domain as of
version 4.62 (December 2008).

  https://www.7-zip.org/sdk.html

And according to https://sourceforge.net/p/sevenzip/discussion/45797/thread/685169cf/

  "Are older LZMA versions in the public domain?"
  "Yes, you can use old versions of LZMA SDK as public domain."
    -- Igor Pavlov, 2011-06-21
This commit is contained in:
Markus F.X.J. Oberhumer 2024-05-11 12:52:26 +02:00
parent befd01aa96
commit 7b0a79dec5
2 changed files with 8 additions and 34 deletions
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40
src/compress/compress_lzma.cpp
View File

@ -50,41 +50,15 @@ void lzma_compress_config_t::reset() noexcept {
max_num_probs = 0;
}
// INFO: the LZMA SDK is covered by a permissive license which allows
// using unmodified LZMA source code in UPX and the UPX stubs.
// See SPECIAL EXCEPTION below.
// INFO: LZMA SDK is placed in the public domain.
//
// Quoting from lzma-4.43/lzma.txt:
// Anyone is free to copy, modify, publish, use, compile, sell, or
// distribute the original LZMA SDK code, either in source code form
// or as a compiled binary, for any purpose, commercial or non-commercial,
// and by any means.
//
// LICENSE
// -------
//
// LZMA SDK is available under any of the following licenses:
//
// 1) GNU Lesser General Public License (GNU LGPL)
// 2) Common Public License (CPL)
// 3) Simplified license for unmodified code (read SPECIAL EXCEPTION)
// 4) Proprietary license
//
// It means that you can select one of these four options and follow rules
// of that license.
//
// 1,2) GNU LGPL and CPL licenses are pretty similar and both these
// licenses are classified as
// - "Free software licenses" at http://www.gnu.org/
// - "OSI-approved" at http://www.opensource.org/
//
// 3) SPECIAL EXCEPTION
//
// Igor Pavlov, as the author of this code, expressly permits you
// to statically or dynamically link your code (or bind by name)
// to the files from LZMA SDK without subjecting your linked
// code to the terms of the CPL or GNU LGPL.
// Any modifications or additions to files from LZMA SDK, however,
// are subject to the GNU LGPL or CPL terms.
//
// SPECIAL EXCEPTION allows you to use LZMA SDK in applications with closed code,
// while you keep LZMA SDK code unmodified.
// https://www.7-zip.org/sdk.html
// https://sourceforge.net/p/sevenzip/discussion/45797/thread/685169cf/
/*************************************************************************
// compress defaults

2
src/help.cpp
View File

@ -471,7 +471,7 @@ void show_version(bool one_line) {
fprintf(f, "Copyright (C) 1995" "-2024 Jean-loup Gailly and Mark Adler\n");
#endif
#if (WITH_LZMA)
// see vendor/lzma-sdk/lzma.txt
// see vendor/lzma-sdk
fprintf(f, "Copyright (C) 1999" "-2006 Igor Pavlov\n");
#endif
#if (WITH_ZSTD)