From 683f88798c288fae0ac0a1c8fd065a53cb769963 Mon Sep 17 00:00:00 2001
From: Radovan Bast <bast@users.noreply.github.com>
Date: Thu, 3 Sep 2015 12:41:17 +0200
Subject: [PATCH] better doc for definitions.cmake

---
 modules/definitions.cmake | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/modules/definitions.cmake b/modules/definitions.cmake
index 0ba9e3d..4d4f75c 100644
--- a/modules/definitions.cmake
+++ b/modules/definitions.cmake
@@ -1,6 +1,7 @@
 #.rst:
 #
-# Add preprocessor definitions.
+# Add preprocessor definitions (example: --add-definitions="-DTHIS -DTHAT=137").
+# These are passed all the way down to the compiler.
 #
 # Variables used::
 #