Thanks! (was RE: [Fwd: Re: Newbie question ...])
da Silva, Joe
Joe.daSilva at emailmetering.com
Fri May 25 03:24:37 CEST 2001
Many thanks for that clarification, Frank!
As for the EXE compression by WDOSX, the documentation
certainly suggests this is genuine compression, not simply
stripping the symbol table ... :-)
> -----Original Message-----
> From: Frank Heckenbach [SMTP:frank at g-n-u.de]
> Sent: Friday, 25 May 2001 1:43
> To: gpc at gnu.de
> Subject: Re: [Fwd: Re: Newbie question ...]
> da Silva, Joe wrote:
> > I have now tried WDOSX 0.96 and it works with the GPC
> > "Hello world" test program! Not only did it convert the
> > executable to a stand-alone application (built-in DPMI
> > services), it also compressed the executable to nearly
> > half it's original size! :-)
> Nice, but maybe it only stripped the symbol table (like `strip'
> > OK, one final newbie question : The online documentation
> > (http://agnes.dida.physik.uni-essen.de/~gnu-pascal/gnu.html)
> > says that GPC can be used to compile "commercial,
> > non-free" applications. Is this a modification of the standard
> > GNU GPL, or is this an interpretation of the GPL?
> It's a special exception. All files of the Run Time System contain a
> license statement like the following:
> : This file is part of GNU Pascal.
> : GNU Pascal is free software; you can redistribute it and/or modify
> : it under the terms of the GNU General Public License as published by
> : the Free Software Foundation; either version 2, or (at your option)
> : any later version.
> : GNU Pascal is distributed in the hope that it will be useful,
> : but WITHOUT ANY WARRANTY; without even the implied warranty of
> : MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
> : GNU General Public License for more details.
> : You should have received a copy of the GNU General Public License
> : along with GNU Pascal; see the file COPYING. If not, write to the
> : Free Software Foundation, 59 Temple Place - Suite 330, Boston, MA
> : 02111-1307, USA.
> : As a special exception, if you link this file with files compiled
> : with a GNU compiler to produce an executable, this does not cause
> : the resulting executable to be covered by the GNU General Public
> : License. This exception does not however invalidate any other
> : reasons why the executable file might be covered by the GNU General
> : Public License.
> The compiler itself does not contain the exception, but that's not
> necessary, because the output of a GPL's program does not
> automatically fall under the GPL (unless it does for other reasons).
> So, only if you copy/link some actual code from the compiler's
> sources in your program, it would have to be GPL'd.
> Please note that some units distributed with GPC, or contributed on
> other places have different licences, so check the license of each
> unit you use (but that applies to any compiler, of course).
> > The
> > reason I ask, is that a number of people, including (I think)
> > DJ Delorie (of DJGPP fame), have a different interpretation.
> > I apologise if this question has been asked before, but
> > no matter how many times I read the GPL or look at the
> > information of the FSF and GNU, I just can't figure it out.
> AFAIK, the DJGPP library is released under the LGPL which does allow
> linking to non-free programs, though under some conditions (e.g.,
> provide relinkable object files, but see the LGPL for the exact
> details). Of course, as above, this does not apply for using the
> code of GCC or any other GPL'd program ported to DJGPP.
> Frank Heckenbach, frank at g-n-u.de, http://fjf.gnu.de/
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