[doc] add license note to pdf manual

1 files changed, 21 insertions, 0 deletions

diff --git a/doc/luaotfload-main.tex b/doc/luaotfload-main.tex
index 1613eaa..0098405 100644
--- a/doc/luaotfload-main.tex
+++ b/doc/luaotfload-main.tex
@@ -1445,5 +1445,26 @@ In this case, best define you own accessor:
 
 \endsubsection
 \endsection
+
+\beginsection {License}
+
+\identifier {luaotfload} is licensed under the terms of the
+\hyperlink [GNU General Public License version 2.0]%
+           {https://www.gnu.org/licenses/old-licenses/gpl-2.0.html}.
+Following the underlying fontloader code \identifier {luaotfload}
+recognizes only that exact version as its license.
+The „any later version” clause of the original license text as
+copyrighted by the \hyperlink [Free Software Foundation]{http://www.fsf.org/}
+\emphasis {does not apply} to either \identifier {luaotfload} or the
+code imported from \CONTEXT.
+
+The complete text of the license is given as a separate file \fileent
+{COPYING} in the toplevel directory of the
+\hyperlink [\fileent {Luaotfload} Git repository]{https://github.com/lualatex/luaotfload/blob/master/COPYING}.
+Distributions probably package it as \fileent
+{doc/luatex/luaotfload/COPYING} in the relevant \fileent {texmf} tree.
+
+\endsection
+
 \endinput