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Re: Recommendation for a CL data structures library


From: Alexander Terekhov
Subject: Re: Recommendation for a CL data structures library
Date: Tue, 04 May 2010 16:11:04 -0000

Hyman Rosen wrote:
> 
> On 3/25/2010 11:30 AM, David Kastrup wrote:
> > It would appear that you are not familiar with the realities of dynamic
> > linking on UNIX-like operating systems.  Dynamically linked libraries
> > (we are not talking about Windows DLLs here) are carefully versioned and
> > tend to become incompatible with their predecessors pretty regularly.
> > That's why you need to compile a program using dynamic libraries with
> > the corresponding header versions for the API versioning.
> 
> That's irrelevant. If you do not copy and distribute the library as
> part of the program, then the license of the library cannot affect
> the right to copy and distribute the program. Copyright law does not
> care that a program needs a certain version of a library to work
> correctly, because copyright law does not care whether or not a
> program works at all. It's only copying and distribution that count.
> 
> > It is a quite special case to explicitly load a shared executable (and
> > call its entry points) for which not particular headers were used in the
> > preparation of the binary.  I do not even know the library/system call
> > for that.
> 
> That the text of a program contains indications that the program
> will use certain libraries in certain ways is generally irrelevant
> to the copyright status of the program. There is generally only one
> way to express within the text of a program that the program will
> use elements of a library, and therefore that expression is not
> copyrightable because it lacks originality as defined by copyright
> law - see the Lexmark printer cartridge case
> <http://www.mwe.com/index.cfm/fuseaction/publications.nldetail/object_id/e9bc6a89-03dc-4e37-9dba-d3d324d6a94c.cfm>.
> 
> To put it more simply, that the program contains "#include "joe-lib.h"'
> and 'JOEbits jb;' and 'JOEjob(jb, "hello");' does not generally cause
> the text of the program to fall under the copyright of the JOE library,
> nor does it cause the compiled binary which dynamically links to the
> JOE library to fall under the copyright of the JOE library.

Wow. Hyman, I agree with you 100% with the caveat that static linking
doesn't change anything. It's mere aggregation, stupid.

regards,
alexander.

P.S. "Every computer program in the world, BusyBox included, exceeds the
originality standards required by copyright law."

Hyman Rosen <address@hidden> The Silliest GPL 'Advocate'

P.P.S. "Of course correlation implies causation! Without this 
fundamental principle, no science would ever make any progress."

Hyman Rosen <address@hidden> The Silliest GPL 'Advocate'

--
http://gng.z505.com/index.htm 
(GNG is a derecursive recursive derecursion which pwns GNU since it can 
be infinitely looped as GNGNGNGNG...NGNGNG... and can be said backwards 
too, whereas GNU cannot.)


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