Re: Ada Community License - DFSG
Arvind Autar said on Sat, Mar 06, 2004 at 09:41:36PM +0100,:
> > library is licensed under the Ada Community License. I already found a
> > thread which talks about whether it's allowed or not.
> That thread is not clear to me.
The Ada Community License, taken from:-
Seems to contradict itself in some aspects, and vague in others. Tha
thread seems inconclusive. Walter Landry started off thinking it is
DFSG free, but later agreed that some ambiguities are there.
The Ada Community License
Copyright(C) 1997 David G. Weller
Permission to redistribute in unmodified form is granted,
all other rights reserved.
This is a modification of the Perl Artistic License,
(c)1989-1991, Larry Wall
The intent of this document is to state the conditions
under which the Ada library may be copied, such that the
Copyright Holder maintains some semblance of artistic
control over its development, while giving Ada users the
right to use and distribute the Ada library in a
more-or-less customary fashion, plus the right to make
Refers to the collection of Ada
source files distributed by the
"Library" Copyright Holder, and derivatives of
that collection of files created
through textual modification.
Refers to such a library if it has
"Standard Version" not been modified, or has been
modified as specified below.
"Copyright Holder" Is whoever is named in the copyright
or copyrights for the Ada library.
"You" Is you, if you're thinking about
copying or distributing this library.
Is whatever you can justify on the
basis of media cost, duplication
charges, time of people involved, and
"Reasonable Copying so on. (You will not be required to
Fee" justify it to the Copyright Holder,
but only to the computing community
at large as a market that must bear
Means that no fee is charged for the
item itself, though there may be fees
"Freely Available" involved in handling the item. It
also means that recipients of the
item may redistribute it under the
same conditions they received it.
1 You may make and give away verbatim copies of the
source form of the Standard Version of this Ada library
without restriction, provided that you duplicate all of
the original copyright notices and associated
2 You may apply bug fixes, portability fixes and other
modifications derived from the Public Domain or from
the Copyright Holder. A library modified in such a way
shall still be considered the Standard Version.
3 You may otherwise modify your copy of this Ada library
in any way, provided that you insert a prominent notice
in each changed file stating how and when you changed
that file, and provided that you do at least ONE of the
a) Place your modifications in the Public Domain or
otherwise make them Freely Available, such as by
posting said modifications to Usenet or an equivalent
medium, or placing the modifications on a major archive
site such as The Public Ada Library, or by allowing the
Copyright Holder to include your modifications in the
Standard Version of the Ada library.
b) Use the modified Ada library only within your
corporation or organization.
c) Rename any non-standard executables so the names do not
conflict with standard executables, which must also be
provided, and provide a separate manual page for each
non-standard executable that clearly documents how it
differs from the Standard Version.
d) Make other distribution arrangements with the Copyright
4 You may distribute the programs of this Ada library in
object code or executable form, provided that you do at
least ONE of the following:
a) Distribute a Standard Version of the executables and
library files, together with instructions (in the
manual page or equivalent) on where to get the Standard
b) Accompany the distribution with the machine-readable
source of the Ada library with your modifications.
Accompany any non-standard executables with their
c) corresponding Standard Version executables, giving the
non-standard executables non-standard names, and
clearly documenting the differences in manual pages (or
equivalent), together with instructions on where to get
the Standard Version.
d) Make other distribution arrangements with the Copyright
5 You may charge a reasonable copying fee for any
distribution of this Ada library. You may charge any
fee you choose for support of this Ada library. You may
not charge a fee for this Ada library itself. However,
you may distribute this Ada library in aggregate with
other (possibly commercial) programs as part of a
larger (possibly commercial) software distribution
provided that you do not advertise this Ada library as
a product of your own.
6 The scripts and library files supplied as input to or
produced as output from the programs of this Ada
library do not automatically fall under the copyright
of this Ada library, but belong to whomever generated
them, and may be sold commercially, and may be
aggregated with this Ada library.
7 System-level subroutines supplied by you and linked
into this Ada library in order to emulate the
functionality defined by this Ada library shall not be
considered part of this Ada library, but are the
equivalent of input as in Paragraph 6, provided these
subroutines do not change the library in any way that
would cause it to fail the regression tests for the
8 The name of the Copyright Holder may not be used to
endorse or promote products derived from this software
without specific prior written permission.
9 THIS ADA LIBRARY IS PROVIDED "AS IS" AND WITHOUT ANY
EXPRESS OR IMPLIED WARRANTIES, INCLUDING, WITHOUT
LIMITATION, THE IMPLIED WARRANTIES OF MERCHANTIBILITY
AND FITNESS FOR A PARTICULAR PURPOSE.
How to Apply These Terms to Your New Libraries
To apply these terms, attach the following notices to the library. It is
safest to attach them to the start of each source file to most effectively
convey the exclusion of warranty; and each file should have at least the
"copyright" line and a pointer to where the full notice is found. Also, be
sure to add information on how to contact you by electronic and paper mail.
This program is free software; you can redistribute it
and/or modify it under the terms of the "Ada Community
License" which comes with this Library.
This program 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 Ada Community License for more details.
You should have received a copy of the Ada Community
License with this library, in the file named "Ada Community
License" or "ACL". If not, contact the author of this library
for a copy.
Mahesh T. Pai, LL.M.,
'NANDINI', S. R. M. Road,