[src/pkgviews]: src/usr.sbin/pkg_install/view If +REQUIRED_BY is empty, then ...

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

details:   https://anonhg.NetBSD.org/src/rev/dd2eadec3fc7
branches:  pkgviews
changeset: 534258:dd2eadec3fc7
user:      jlam <jlam%NetBSD.org@localhost>
date:      Thu Aug 21 02:48:31 2003 +0000

description:
If +REQUIRED_BY is empty, then treat it like it's not there.

diffstat:

 usr.sbin/pkg_install/view/pkg_view.sh |  13 +++++++++----
 1 files changed, 9 insertions(+), 4 deletions(-)

diffs (36 lines):

diff -r d79d4fba3836 -r dd2eadec3fc7 usr.sbin/pkg_install/view/pkg_view.sh
--- a/usr.sbin/pkg_install/view/pkg_view.sh     Thu Aug 21 01:57:22 2003 +0000
+++ b/usr.sbin/pkg_install/view/pkg_view.sh     Thu Aug 21 02:48:31 2003 +0000
@@ -1,6 +1,6 @@
 #! /bin/sh
 
-# $NetBSD: pkg_view.sh,v 1.1.2.23 2003/08/21 01:57:24 jlam Exp $
+# $NetBSD: pkg_view.sh,v 1.1.2.24 2003/08/21 02:48:31 jlam Exp $
 
 #
 # Copyright (c) 2001 Alistair G. Crooks.  All rights reserved.
@@ -36,6 +36,7 @@
 
 # set up program definitions
 chmodprog=/bin/chmod
+cmpprog=/usr/bin/cmp
 cpprog=/bin/cp
 envprog=/usr/bin/env
 findprog=/usr/bin/find
@@ -181,9 +182,13 @@
                                echo "Deleting package $1 from $viewstr in ${viewbase}."
                        fi
                        if [ -f ${pkg_dbdir}/$1/+REQUIRED_BY ]; then
-                               (echo "pkg_view: package \`$1' is required by other packages:"
-                               $sedprog -e 's|^|       |' ${pkg_dbdir}/$1/+REQUIRED_BY) 1>&2
-                               exit 1
+                               if $cmpprog -s ${pkg_dbdir}/$1/+REQUIRED_BY /dev/null; then
+                                       : not really required by another pkg
+                               else
+                                       (echo "pkg_view: package \`\`$1'' is required by other packages:"
+                                       $sedprog -e 's|^|       |' ${pkg_dbdir}/$1/+REQUIRED_BY) 1>&2
+                                       exit 1
+                               fi
                        fi
                        if [ -f ${pkg_dbdir}/$1/+DEINSTALL ]; then
                                $chmodprog +x ${pkg_dbdir}/$1/+DEINSTALL