[pkgsrc/trunk]: pkgsrc/devel/protobuf protobuf: add update comment

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

details:   https://anonhg.NetBSD.org/pkgsrc/rev/ba100d22fe06
branches:  trunk
changeset: 769288:ba100d22fe06
user:      wiz <wiz%pkgsrc.org@localhost>
date:      Thu Nov 11 12:20:26 2021 +0000

description:
protobuf: add update comment

Mention that this often needs recursive bumps, and remind to update
py-protobuf as well.

diffstat:

 devel/protobuf/Makefile |  9 ++++++++-
 1 files changed, 8 insertions(+), 1 deletions(-)

diffs (16 lines):

diff -r 81197698f218 -r ba100d22fe06 devel/protobuf/Makefile
--- a/devel/protobuf/Makefile   Thu Nov 11 12:06:12 2021 +0000
+++ b/devel/protobuf/Makefile   Thu Nov 11 12:20:26 2021 +0000
@@ -1,4 +1,11 @@
-# $NetBSD: Makefile,v 1.51 2021/11/11 12:02:46 kim Exp $
+# $NetBSD: Makefile,v 1.52 2021/11/11 12:20:26 wiz Exp $
+#
+# When updating this, please also update devel/py-protobuf
+#
+# Please note: this package often changes the major version
+# number of libraries, so please compare binary packages
+# from before and after, and do a recursive PKGREVISION
+# bump if necessary
 
 DISTNAME=      protobuf-cpp-3.19.0
 PKGNAME=       ${DISTNAME:S/-cpp//}