From 037fdcaf20dcc050f43dd449c2ce9b83b50a4ea4 Mon Sep 17 00:00:00 2001
From: Thomas Haller <thaller@redhat.com>
Date: Tue, 17 Jan 2023 16:21:46 +0100
Subject: CONTRIBUTING: add hint for using cscope

---
 CONTRIBUTING.md | 7 +++++++
 1 file changed, 7 insertions(+)

(limited to 'CONTRIBUTING.md')

diff --git a/CONTRIBUTING.md b/CONTRIBUTING.md
index 7dd36152c7..fe195b4aa9 100644
--- a/CONTRIBUTING.md
+++ b/CONTRIBUTING.md
@@ -221,6 +221,13 @@ source code and navigate it. These tools can integrate with editors like `Vim` a
 - http://cscope.sourceforge.net/cscope_vim_tutorial.html
 - https://www.emacswiki.org/emacs/CScopeAndEmacs
 
+For cscope, you can also set `$SOURCEDIRS` to include other source trees and navigate
+those sources. For example,
+```
+export SOURCEDIRS=/path/to/glib:/path/to/libndp
+cscope -b -q -R -ssrc
+```
+
 
 Miscellaneous
 ---------------------------
-- 
cgit v1.2.1