[src/trunk]: src/share/mk Don't add the .h rule for yacc if we are not really...

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

details:   https://anonhg.NetBSD.org/src/rev/8a2a86950b5b
branches:  trunk
changeset: 749960:8a2a86950b5b
user:      christos <christos%NetBSD.org@localhost>
date:      Sun Dec 13 18:40:50 2009 +0000

description:
Don't add the .h rule for yacc if we are not really building (-n)

diffstat:

 share/mk/bsd.sys.mk |  4 +++-
 1 files changed, 3 insertions(+), 1 deletions(-)

diffs (19 lines):

diff -r 74d5a4d57960 -r 8a2a86950b5b share/mk/bsd.sys.mk
--- a/share/mk/bsd.sys.mk       Sun Dec 13 18:27:02 2009 +0000
+++ b/share/mk/bsd.sys.mk       Sun Dec 13 18:40:50 2009 +0000
@@ -1,4 +1,4 @@
-#      $NetBSD: bsd.sys.mk,v 1.186 2009/11/30 16:13:23 uebayasi Exp $
+#      $NetBSD: bsd.sys.mk,v 1.187 2009/12/13 18:40:50 christos Exp $
 #
 # Build definitions used for NetBSD source tree builds.
 
@@ -200,7 +200,9 @@
        ${YACC.y} -o ${.TARGET} ${.IMPSRC}
 
 .ifdef YHEADER
+.if empty(.MAKEFLAGS:M-n)
 .y.h: ${.TARGET:.h=.c}
 .endif
+.endif
 
 .endif # !defined(_BSD_SYS_MK_)