Re: backporting and dual-licensing

2007-04-28 Thread Josh Triplett
Shriramana Sharma wrote: > Say a person X writes a library libfoo. He licenses the library out > under both the GPL and a commercial licence. I think you mean "and a proprietary license". > A person Y uses libfoo under the GPL. He goes and does a lot of > improvements in the library since it is

Re: backporting and dual-licensing

2007-04-21 Thread Andrew Donnellan
On 4/21/07, Shriramana Sharma <[EMAIL PROTECTED]> wrote: My question is: What would be considered a big enough difference/modification that X would need Y's permission for backporting the changes? Anything that is big enough to legally create a derivative. 1. If Y fixes a bug (of whatever se

backporting and dual-licensing

2007-04-21 Thread Shriramana Sharma
Say a person X writes a library libfoo. He licenses the library out under both the GPL and a commercial licence. A person Y uses libfoo under the GPL. He goes and does a lot of improvements in the library since it is under the GPL. Now the modified version of libfoo is copyrighted by both X an