Also add information on how to contact you by electronic and paper mail.
If the program is interactive, make it output a short notice like this when it starts in an inter- active mode:
Gnomovision version 69, Copyright (C) year name of author
Gnomovision comes with ABSOLUTELY NO WARRANTY; for details type `show w'.
This is free software, and you are welcome to redistribute it under certain conditions; type `show c' for details.
The hypothetical commands `show w' and `show c' should show the appropriate
parts of the General Public License. Of course, the commands you use may
be called something other than `show w' and `show c'; they could even be
You should also get your employer (if you work as a programmer) or your school, if any, to sign a "copyright disclaimer" for the program, if necessary. Here is a sample; alter the names:
Yoyodyne, Inc., hereby disclaims all copyright interest in the program ‘Gnomovision’ (which makes passes at compilers) written by James Hacker.
<signature of Ty Coon>, 1 April 1989 Ty Coon, President of Vice
This General Public License does not permit in- corporating your program into proprietary pro- grams. If your program is a subroutine library, you may consider it more useful to permit link- ing proprietary applications with the library. If this is what you want to do, use the GNU Lesser General Public License instead of this License.
LGPLv2.1
GNU LESSER GENERAL PUBLIC LICENSE
Version 2.1, February 1999
Copyright (C) 1991, 1999 Free Software Foun- dation, Inc. 51 Franklin Street, Fifth Floor, Bos- ton, MA
Everyone is permitted to copy and distribute
verbatim copies of this license document, but changing it is not allowed.
[This is the first released version of the Lesser GPL. It also counts as the successor of the GNU Library Public License, version 2, hence the ver- sion number 2.1.]
Preamble
The licenses for most software are designed to take away your freedom to share and change it. By contrast, the GNU General Public Licenses are intended to guarantee your free- dom to share and change
free
This license, the Lesser General Public License, applies to some specially designated software
When we speak of free software, we are refer- ring to freedom of use, not price. Our General Public Licenses are designed to make sure that you have the freedom to distribute copies of free software (and charge for this service if you wish); that you receive source code or can get it if you want it; that you can change the soft- ware and use pieces of it in new free programs; and that you are informed that you can do these things.
To protect your rights, we need to make re- strictions that forbid distributors to deny you these rights or to ask you to surrender these rights. These restrictions translate to certain responsibilities for you if you distribute copies of the library or if
you modify it.
For example, if you distribute cop- ies of the library, whether gratis or for a fee, you must give the recipients all the rights that we gave
you. You must make sure that they, too, re- ceive or can get the source code. If you link other code with the library, you must provide complete object files to the recipients, so that
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