--- www/philosophy/free-sw.html 2005/06/19 14:02:11 1.39 +++ www/philosophy/free-sw.html 2005/07/22 16:30:53 1.40 @@ -81,6 +81,12 @@ the program. Therefore, accessibility of source code is a necessary condition for free software.
+One important way to modify a program is by merging in available free +subroutines and modules. If the program's license says that you +cannot merge in an existing module, such as if it requires you to be +the copyright holder of any code you add, then the license is too +restrictive to qualify as free.
+In order for these freedoms to be real, they must be irrevocable as long as you do nothing wrong; if the developer of the software has the power to revoke the license, without your doing anything to give @@ -304,7 +310,7 @@
Updated: -$Date: 2005/06/19 14:02:11 $ $Author: rms $ +$Date: 2005/07/22 16:30:53 $ $Author: novalis $