CODING_STYLE: document that EXIT_FAILURE and EXIT_SUCCESS should be used

diff --git a/CODING_STYLE b/CODING_STYLE
index 795521cc6a6226d3d3a87549b6875ae3075819d4..fab928833b082d5ba0bf12a879d5501e5061f59c 100644 (file)
--- a/CODING_STYLE
+++ b/CODING_STYLE
@@ -287,3 +287,6 @@
           zero(t);
           t.foo = 7;
           t.bar = "bazz";
+
+- When returning a return code from main(), please preferably use
+  EXIT_FAILURE and EXIT_SUCCESS as defined by libc.