diff --git a/src/oping.c b/src/oping.c
index 0ef6ec662dc5213ff6398d9bcb0c2d09d630426f..fc4cb5faeb5f9cdbd393188ca8596e8d2db5bc43 100644 (file)
--- a/src/oping.c
+++ b/src/oping.c
static double opt_interval = 1.0;
static int opt_addrfamily = PING_DEF_AF;
static char *opt_srcaddr = NULL;
+static char *opt_device = NULL;
static char *opt_filename = NULL;
static int opt_count = -1;
static int opt_send_ttl = 64;
free (context);
}
-static void usage_exit (const char *name)
+static void usage_exit (const char *name, int status)
{
int name_length;
" -i interval interval with which to send ICMP packets\n"
" -t ttl time to live for each ICMP packet\n"
" -I srcaddr source address\n"
+ " -D device outgoing interface name\n"
" -f filename filename to read hosts from\n"
"\noping "PACKAGE_VERSION", http://verplant.org/liboping/\n"
"by Florian octo Forster <octo@verplant.org>\n"
"for contributions see `AUTHORS'\n",
name);
- exit (1);
+ exit (status);
}
static int read_options (int argc, char **argv)
while (1)
{
- optchar = getopt (argc, argv, "46c:hi:I:t:f:");
+ optchar = getopt (argc, argv, "46c:hi:I:t:f:D:");
if (optchar == -1)
break;
}
break;
+ case 'D':
+ opt_device = optarg;
+ break;
+
case 't':
{
int new_send_ttl;
}
case 'h':
+ usage_exit (argv[0], 0);
+ break;
default:
- usage_exit (argv[0]);
+ usage_exit (argv[0], 1);
}
}
optind = read_options (argc, argv);
if ((optind >= argc) && (opt_filename == NULL)) {
- usage_exit (argv[0]);
+ usage_exit (argv[0], 1);
}
if (geteuid () != 0)
}
}
+ if (opt_device != NULL)
+ {
+ if (ping_setopt (ping, PING_OPT_DEVICE, (void *) opt_device) != 0)
+ {
+ fprintf (stderr, "Setting device failed: %s\n",
+ ping_get_error (ping));
+ }
+ }
+
if (opt_filename != NULL)
{
FILE *infile;