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Allow non-broadcast interfaces to be specified on the command line.

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This commit is contained in:
Ted Lemon 1998-11-11 07:50:51 +00:00
parent bcc7373732
commit 5c0ba9a1b9
1 changed files with 13 additions and 12 deletions
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25
common/discover.c
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@ -42,7 +42,7 @@
#ifndef lint
static char copyright[] =
"$Id: discover.c,v 1.1 1998/11/06 00:19:56 mellon Exp $ Copyright (c) 1995, 1996 The Internet Software Consortium. All rights reserved.\n";
"$Id: discover.c,v 1.2 1998/11/11 07:50:51 mellon Exp $ Copyright (c) 1995, 1996 The Internet Software Consortium. All rights reserved.\n";
#endif /* not lint */
#include "dhcpd.h"
@ -139,22 +139,23 @@ void discover_interfaces (state)
error ("Can't get interface flags for %s: %m",
ifr.ifr_name);
/* Skip loopback, point-to-point and down interfaces,
except don't skip down interfaces if we're trying to
get a list of configurable interfaces. */
if ((ifr.ifr_flags & IFF_LOOPBACK) ||
#ifdef IFF_POINTOPOINT
(ifr.ifr_flags & IFF_POINTOPOINT) ||
#endif
(!(ifr.ifr_flags & IFF_UP) &&
state != DISCOVER_UNCONFIGURED))
continue;
/* See if we've seen an interface that matches this one. */
for (tmp = interfaces; tmp; tmp = tmp -> next)
if (!strcmp (tmp -> name, ifp -> ifr_name))
break;
/* Skip loopback, point-to-point and down interfaces,
except don't skip down interfaces if we're trying to
get a list of configurable interfaces. */
if ((((ifr.ifr_flags & IFF_LOOPBACK) ||
#ifdef IFF_POINTOPOINT
(ifr.ifr_flags & IFF_POINTOPOINT))
&& !tmp) ||
#endif
(!(ifr.ifr_flags & IFF_UP) &&
state != DISCOVER_UNCONFIGURED))
continue;
/* If there isn't already an interface by this name,
allocate one. */
if (!tmp) {