[src/trunk]: src/share/mk Add protection against direct inclusion of this fil...

[christos <christos%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/b69972c40d24
branches:  trunk
changeset: 792621:b69972c40d24
user:      christos <christos%NetBSD.org@localhost>
date:      Fri Jan 10 16:16:57 2014 +0000

description:
Add protection against direct inclusion of this file from other Makefiles.
This file is only intended to be included from the other rules files like
bsd.lib.mk or bsd.prog.mk. If you need things to be defined early, use
bsd.own.mk.

diffstat:

 share/mk/bsd.sys.mk |  7 ++++++-
 1 files changed, 6 insertions(+), 1 deletions(-)

diffs (20 lines):

diff -r 4475476e9e67 -r b69972c40d24 share/mk/bsd.sys.mk
--- a/share/mk/bsd.sys.mk       Fri Jan 10 16:12:52 2014 +0000
+++ b/share/mk/bsd.sys.mk       Fri Jan 10 16:16:57 2014 +0000
@@ -1,10 +1,15 @@
-#      $NetBSD: bsd.sys.mk,v 1.232 2014/01/07 02:16:41 joerg Exp $
+#      $NetBSD: bsd.sys.mk,v 1.233 2014/01/10 16:16:57 christos Exp $
 #
 # Build definitions used for NetBSD source tree builds.
 
 .if !defined(_BSD_SYS_MK_)
 _BSD_SYS_MK_=1
 
+.if !empty(.INCLUDEDFROMFILE:MMakefile*)
+error:
+       @(echo "bsd.sys.mk should not be included from Makefiles" >& 2; exit 1)
+.endif
+
 .if ${MKREPRO:Uno} == "yes"
 CPPFLAGS+=     -Wp,-iremap,${NETBSDSRCDIR}:/usr/src
 CPPFLAGS+=     -Wp,-iremap,${DESTDIR}/:/