copyright: Adopt the Signed-off-by convention

[innduct.git] / LICENCE.txt

diff --git a/LICENCE.txt b/LICENCE.txt
index 2113d1a888fff9e4e2101c3a453dfa37ef5835b4..22f126c3f3e853a676f78510bd3cc4580f65baef 100644 (file)
--- a/LICENCE.txt
+++ b/LICENCE.txt
@@ -26,6 +26,25 @@ Some files contain a notice with the abbreviated form:
 As is conventional, this should be read as a licence grant.
 
 
+Contributing
+============
+
+Contributions to secnet are accepted based on the git commit
+Signed-off-by convention, by which the contributors' certify their
+contributions according to the Developer Certificate of Origin version
+1.1 - see the file DEVELOPER-CERTIFICATE.
+
+If you create a new file please be sure to add an appropriate licence
+header.  In the main parts of innduct this should be something like:
+ *  innduct
+ *  tailing reliable realtime streaming feeder for inn
+ *  foo.c - example file being added
+ *
+ *  Copyright Ian Jackson <ijackson@chiark.greenend.org.uk>
+ *  and contributors; see LICENCE.txt.
+ *  SPDX-License-Identifier: GPL-3.0-or-later
+
+
 
 (I believe that when you compile and link this as part of the inn2
 build, with the Makefile runes I have provided, all the libraries