samples/bpf: xdp_monitor, accept short options

Updated optstring parameter for getopt_long() to accept short options. Also updated usage() function. Signed-off-by: Prashant Bhole <[email protected]> Acked-by: Jesper Dangaard Brouer <[email protected]> Signed-off-by: Daniel Borkmann <[email protected]>
ambv · May 14, 2018 · 53ea24c · 53ea24c
1 parent 1772be3
commit 53ea24c
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/samples/bpf/xdp_monitor_user.c b/samples/bpf/xdp_monitor_user.c
@@ -58,7 +58,7 @@ static void usage(char *argv[])
 			printf(" flag (internal value:%d)",
 			       *long_options[i].flag);
 		else
-			printf("(internal short-option: -%c)",
+			printf("short-option: -%c",
 			       long_options[i].val);
 		printf("\n");
 	}
@@ -594,7 +594,7 @@ int main(int argc, char **argv)
 	snprintf(bpf_obj_file, sizeof(bpf_obj_file), "%s_kern.o", argv[0]);
 
 	/* Parse commands line args */
-	while ((opt = getopt_long(argc, argv, "h",
+	while ((opt = getopt_long(argc, argv, "hDSs:",
 				  long_options, &longindex)) != -1) {
 		switch (opt) {
 		case 'D':