[pkgsrc/trunk]: pkgsrc/mk only print SUBST_MESSAGE if it's defined.

[grant <grant%pkgsrc.org@localhost>]

details:   https://anonhg.NetBSD.org/pkgsrc/rev/566263307f8c
branches:  trunk
changeset: 464490:566263307f8c
user:      grant <grant%pkgsrc.org@localhost>
date:      Thu Dec 11 00:05:36 2003 +0000

description:
only print SUBST_MESSAGE if it's defined.

diffstat:

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

diffs (20 lines):

diff -r 185beded2348 -r 566263307f8c mk/subst.mk
--- a/mk/subst.mk       Wed Dec 10 23:07:41 2003 +0000
+++ b/mk/subst.mk       Thu Dec 11 00:05:36 2003 +0000
@@ -1,4 +1,4 @@
-# $NetBSD: subst.mk,v 1.3 2003/10/07 10:19:09 jlam Exp $
+# $NetBSD: subst.mk,v 1.4 2003/12/11 00:05:36 grant Exp $
 #
 # This Makefile fragment implements a general text replacement facility
 # for different classes of files in ${WRKSRC}.  For each class of files,
@@ -55,8 +55,10 @@
 
 .PHONY: subst-${_class_}-message
  subst-${_class_}-message:
+.if defined(SUBST_MESSAGE.${_class_})
        ${_PKG_SILENT}${_PKG_DEBUG}                                     \
        ${ECHO_SUBST_MSG} "=> ${SUBST_MESSAGE.${_class_}}"
+.endif
 
 .PHONY: subst-${_class_}-cookie
  subst-${_class_}-cookie: