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Rich Felker0b44a032011-02-12 00:22:29 -05001musl as a whole is licensed under the GNU LGPL version 2.1 or later.
2See the file COPYING for the text of this license.
3
4See below for the copyright status on all code included in musl:
5
6The TRE regular expression implementation (src/regex/reg* and
7src/regex/tre*) is Copyright © 2001-2006 Ville Laurikari and licensed
8under the terms of the GNU LGPL version 2.1 or later. The included
9version was heavily modified in Spring 2006 by Rich Felker in the
10interests of size, simplicity, and namespace cleanliness.
11
nsz3a6c8282012-03-13 16:06:43 +010012Most of the math library code (src/math/* and src/complex/*) is
13Copyright © 1993,2004 Sun Microsystems or
14Copyright © 2003-2011 David Schultz or
15Copyright © 2003-2009 Steven G. Kargl or
16Copyright © 2003-2009 Bruce D. Evans or
17Copyright © 2008 Stephen L. Moshier
18and labelled as such. All have been licensed under extremely
19permissive terms which are compatible with the GNU LGPL. See the
20comments in the individual files for details.
Rich Felker0b44a032011-02-12 00:22:29 -050021
22The implementation of DES for crypt (src/misc/crypt.c) is Copyright ©
231994 David Burren. It is licensed under a BSD license compatible with
24the GNU LGPL.
25
Rich Felker22263702011-04-27 13:27:04 -040026The smoothsort implementation (src/stdlib/qsort.c) is Copyright © 2011
27Valentin Ochs and is licensed under an MIT-style license compatible
28with the GNU LGPL.
29
Rich Felkerfebbd122011-06-25 18:18:57 -040030The BSD PRNG implementation (src/prng/random.c) and XSI search API
31(src/search/*.c) functions are Copyright © 2011 Szabolcs Nagy and
32licensed under following terms: "Permission to use, copy, modify,
33and/or distribute this code for any purpose with or without fee is
34hereby granted. There is no warranty."
Rich Felkerc7ce1b22011-06-23 18:02:23 -040035
Rich Felker0b9a1ed2011-02-15 14:52:11 -050036The x86_64 port was written by Nicholas J. Kain. See individual files
37for their copyright status.
38
Rich Felker0b44a032011-02-12 00:22:29 -050039All files which have no copyright comments are original works
40Copyright © 2005-2011 Rich Felker, the main author of this library.
41The decision to exclude such comments is intentional, as it should be
42possible to carry around the complete source code on tiny storage
43media. All public header files (include/*) should be treated as Public
44Domain as they intentionally contain no content which can be covered
45by copyright. Some source modules may fall in this category as well.
46If you believe that a file is so trivial that it should be in the
47Public Domain, please contact me and, if I agree, I will explicitly
48release it from copyright.
Rich Felker05ea0452011-02-13 23:32:01 -050049
50The following files are trivial, in my opinion not copyrightable in
51the first place, and hereby explicitly released to the Public Domain:
52
53All public headers: include/*
54Startup files: crt/*