From 1f6247c83d7336242fcabd45f994e0c13e8acecd Mon Sep 17 00:00:00 2001
From: hubertf <hubertf@NetBSD.org>
Date: Fri, 24 Sep 1999 14:39:44 +0000
Subject: [PATCH] Add some sanity checks on what pkgdb_retrieve() returns.
 Noted by D'Arcy J.M. Cain <darcy@druid.druid.net> on current-users.

---
 usr.sbin/pkg_install/delete/main.c | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/usr.sbin/pkg_install/delete/main.c b/usr.sbin/pkg_install/delete/main.c
index 443ec0a38071..762b61030348 100644
--- a/usr.sbin/pkg_install/delete/main.c
+++ b/usr.sbin/pkg_install/delete/main.c
@@ -1,11 +1,11 @@
-/*	$NetBSD: main.c,v 1.13 1999/08/24 00:48:39 hubertf Exp $	*/
+/*	$NetBSD: main.c,v 1.14 1999/09/24 14:39:44 hubertf Exp $	*/
 
 #include <sys/cdefs.h>
 #ifndef lint
 #if 0
 static char *rcsid = "from FreeBSD Id: main.c,v 1.11 1997/10/08 07:46:48 charnier Exp";
 #else
-__RCSID("$NetBSD: main.c,v 1.13 1999/08/24 00:48:39 hubertf Exp $");
+__RCSID("$NetBSD: main.c,v 1.14 1999/09/24 14:39:44 hubertf Exp $");
 #endif
 #endif
 
@@ -181,6 +181,8 @@ main(int argc, char **argv)
 		error = 0;
 		while ((key = pkgdb_iter())) {
 			val = pkgdb_retrieve(key);
+			if (val == NULL || *val == '\0')
+				continue;
 
 			lpp = TAILQ_FIRST(&pkgs);
 			if (lpp != NULL) {