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-rw-r--r--lib/examples/client-blocking.c9
1 files changed, 9 insertions, 0 deletions
diff --git a/lib/examples/client-blocking.c b/lib/examples/client-blocking.c
index eb0648a..73c526d 100644
--- a/lib/examples/client-blocking.c
+++ b/lib/examples/client-blocking.c
@@ -98,6 +98,13 @@ blocking_client (const char *config_fn, const char *configuration,
return err;
}
+void
+usage (int argc, char *argv[])
+{
+ fprintf (stderr, "usage: %s: [-r] config-file config-name\n", argv[0]);
+ exit (1);
+}
+
int
main (int argc, char *argv[])
{
@@ -110,6 +117,8 @@ main (int argc, char *argv[])
argc--;
argv++;
}
+ if (argc < 3)
+ usage (argc, argv);
err = blocking_client (argv[1], argv[2], use_request_object_flag);
if (err)
{