[src/trunk]: src/lib/librumpuser If dlopen returns NULL assume we are statica...

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

details:   https://anonhg.NetBSD.org/src/rev/30b6733bf24a
branches:  trunk
changeset: 327685:30b6733bf24a
user:      justin <justin%NetBSD.org@localhost>
date:      Fri Mar 14 01:18:39 2014 +0000

description:
If dlopen returns NULL assume we are statically linked and return,
rather than getting a warning when dlinfo fails.

diffstat:

 lib/librumpuser/rumpuser_dl.c |  7 +++++--
 1 files changed, 5 insertions(+), 2 deletions(-)

diffs (28 lines):

diff -r 1120e949cd97 -r 30b6733bf24a lib/librumpuser/rumpuser_dl.c
--- a/lib/librumpuser/rumpuser_dl.c     Fri Mar 14 01:05:57 2014 +0000
+++ b/lib/librumpuser/rumpuser_dl.c     Fri Mar 14 01:18:39 2014 +0000
@@ -1,4 +1,4 @@
-/*      $NetBSD: rumpuser_dl.c,v 1.26 2014/03/13 11:21:54 pooka Exp $  */
+/*      $NetBSD: rumpuser_dl.c,v 1.27 2014/03/14 01:18:39 justin Exp $ */
 
 /*
  * Copyright (c) 2009 Antti Kantee.  All Rights Reserved.
@@ -40,7 +40,7 @@
 #include "rumpuser_port.h"
 
 #if !defined(lint)
-__RCSID("$NetBSD: rumpuser_dl.c,v 1.26 2014/03/13 11:21:54 pooka Exp $");
+__RCSID("$NetBSD: rumpuser_dl.c,v 1.27 2014/03/14 01:18:39 justin Exp $");
 #endif /* !lint */
 
 #include <sys/types.h>
@@ -382,6 +382,9 @@
        int error;
 
        mainhandle = dlopen(NULL, RTLD_NOW);
+       /* Will be null if statically linked so just return */
+       if (mainhandle == NULL)
+               return;
        if (dlinfo(mainhandle, RTLD_DI_LINKMAP, &mainmap) == -1) {
                fprintf(stderr, "warning: rumpuser module bootstrap "
                    "failed: %s\n", dlerror());