Add comment how the test works.

diff --git a/regress/sys/kern/pledge/sockopt/Makefile b/regress/sys/kern/pledge/sockopt/Makefile
index 858f114..94ab0e9 100644 (file)
--- a/regress/sys/kern/pledge/sockopt/Makefile
+++ b/regress/sys/kern/pledge/sockopt/Makefile
@@ -1,4 +1,10 @@
-# $OpenBSD $
+# $OpenBSD: Makefile,v 1.3 2017/04/12 11:55:41 bluhm Exp $
+
+# This table lists pledge(2), socket(2), getsockopt(2), and setsockopt(2)
+# calls with their expected outcome.  The constants are compiled into
+# the sockopt.c program using the C preprocessor.  For each line the
+# program is built and run.  The test checks the ktrace output and
+# core file.
 
 #      promises        domain          type            protocol        call    level           optname                 optval  errno           abort
 TESTS =        inet            AF_INET         SOCK_STREAM     IPPROTO_TCP     get     SOL_SOCKET      SO_ERROR                0       0               0       \