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authorKaz Kylheku <kaz@kylheku.com>2019-08-23 19:59:36 -0700
committerKaz Kylheku <kaz@kylheku.com>2019-08-23 19:59:36 -0700
commit27a722e96f281974e9f49887e9470422dcb1da91 (patch)
tree09a910b29a6b31e7661f70b2b2e76f0cb5e48f0b /METALICENSE
parent10fd98a804097002f9331e48fc6f84f3f3d8f3e2 (diff)
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licensing: describe RSA-MD situation.
* LICENSE: Mention MD5 component. * METALICENSE: There are more libraries than linenoise; remove focus on linenoise and make wording generic. Add description of the RSA situation, whereby more permissive redistribution terms were granted by the Feb 23, 2000 memo.
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diff --git a/METALICENSE b/METALICENSE
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+++ b/METALICENSE
@@ -2,9 +2,8 @@ Copyright (C) 2009-2019, Kaz Kylheku <kaz@kylheku.com>.
All rights reserved.
The document named LICENSE specifies the license for the TXR program,
-including the linenoise library which it uses, found in the
-linenoise/ subdirectory. Linenoise uses exactly the same Two-Clause
-BSD License, and so the two licenses are combined.
+including the library modules which it it uses, most of which are likewise
+BSD licensed.
The MPI library, found in the mpi/ subdirectory, was developed over
the yeras 1998-2006 by Michael J. Fromberger. Its license consists
@@ -22,6 +21,14 @@ by Michael J. Fromberger. The above text can be reasonably understood to
constitute a license grant which is compatible with TXR's Two-Clause BSD
license in the sense that it is at least as permissive.
+The RSA-derived MD5 digest routines are used in in accordance with the
+permission granted by a February 23, 2000 memo from John Linn
+<jlinn@rsasecurity.com> to the IETF. License-like wording from this memo
+has been placed by the TXR project into block comments of the md5.c
+and md5.h files. The permission is compatible with the BSD license,
+as it allows unfettered redistribution and use, without any advertizing
+clauses.
+
TXR is ported to Windows with the help of a derivative of the Cygwin library.
For user convenience, a packaged version of TXR includes the CYGWIN1.DLL, in
accordance with the terms of Cygwin's license, the GNU Lesser Public License,