[src/trunk]: src/external/bsd/pkg_install show_version() doesn't return, but ...

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

details:   https://anonhg.NetBSD.org/src/rev/9c987d89d747
branches:  trunk
changeset: 448582:9c987d89d747
user:      mrg <mrg%NetBSD.org@localhost>
date:      Tue Feb 05 11:37:18 2019 +0000

description:
show_version() doesn't return, but fallthru checker doesn't know
and coplains.  disable the error.

diffstat:

 external/bsd/pkg_install/Makefile.inc |  8 +++++++-
 1 files changed, 7 insertions(+), 1 deletions(-)

diffs (19 lines):

diff -r e70d053a3c53 -r 9c987d89d747 external/bsd/pkg_install/Makefile.inc
--- a/external/bsd/pkg_install/Makefile.inc     Tue Feb 05 11:33:13 2019 +0000
+++ b/external/bsd/pkg_install/Makefile.inc     Tue Feb 05 11:37:18 2019 +0000
@@ -1,4 +1,4 @@
-# $NetBSD: Makefile.inc,v 1.4 2011/09/16 16:41:20 joerg Exp $
+# $NetBSD: Makefile.inc,v 1.5 2019/02/05 11:37:18 mrg Exp $
 
 DIST=  ${NETBSDSRCDIR}/external/bsd/pkg_install/dist
 
@@ -11,3 +11,9 @@
 
 WARNS= 4
 CWARNFLAGS+=   -Wno-missing-noreturn
+
+# show_version() does not return
+.if defined(HAVE_GCC) && ${HAVE_GCC} == 7 && ${ACTIVE_CC} == "gcc"
+COPTS.main.c+=         -Wno-error=implicit-fallthrough
+COPTS.pkg_delete.c+=   -Wno-error=implicit-fallthrough
+.endif