diff --git a/gpl-lgpl.tex b/gpl-lgpl.tex index 9c4a223c0f1d8a82f33d6e7bf2cafcc41f9be98a..a979360e7b6f62bcfd60f2fdd61c0e57b8b0cfaa 100644 --- a/gpl-lgpl.tex +++ b/gpl-lgpl.tex @@ -799,6 +799,37 @@ today, was indeed a novel invention for its day\footnote{We're all just \section{The GNU General Public License, Version 2} +The GPLv2 was released two and a half years after GPLv1, and over the +following sixteen years, it became the standard for copyleft licensing until +the release of GPLv3 in 2007 (discussed in more detail in the next section). + +While this tutorial does not discuss the terms of GPLv1 in detail, it is +worth noting below the three key changes that GPLv2 brought: + +\begin{itemize} + +\item Software patents and their danger are explicitly mentioned, inspiring + (in part) the addition of GPLv2\S\S5--7. (These sections are discussed in + detail in \S~\ref{GPLv2s5}, \S~\ref{GPLv2s6} and \S~\ref{GPLv2s7} of this + tutorial.) + +\item GPLv2\S2's copyleft terms are expanded to more explicitly discuss the + issue of combined works. (GPLv2\S2 is discussed in detail in + \S~\ref{GPLv2s2} in this tutorial). + +\item GPLv2\S3 includes more detailed requirements, including the phrase + ``the scripts used to control compilation and installation of the + executable'', which is a central component of current GPLv2 enforcement + . (GPLv2\S3 is discussed in detail in + \S~\ref{GPLv2s3} in this tutorial). +\end{itemize} + +The next chapter discusses GPLv2 in full detail, and readers who wish to dive +into the section-by-section discussion of the GPL should jump ahead now to +that chapter. However, the most interesting fact to note here is how GPLv2 +was published with little fanfare and limited commentary. This contrasts +greatly with the creation of GPLv3. + \section{The GNU General Public License, Version 3} \section{The Innovation of Optional ``Or Any Later'' Version}