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Be user friendly in example program.
author
Linus Nordberg
<linus@nordu.net>
Tue, 24 Jan 2012 12:17:40 +0000
(13:17 +0100)
committer
Linus Nordberg
<linus@nordu.net>
Tue, 24 Jan 2012 12:17:40 +0000
(13:17 +0100)
lib/examples/client-blocking.c
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diff --git
a/lib/examples/client-blocking.c
b/lib/examples/client-blocking.c
index
eb0648a
..
73c526d
100644
(file)
--- 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;
}
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[])
{
int
main (int argc, char *argv[])
{
@@
-110,6
+117,8
@@
main (int argc, char *argv[])
argc--;
argv++;
}
argc--;
argv++;
}
+ if (argc < 3)
+ usage (argc, argv);
err = blocking_client (argv[1], argv[2], use_request_object_flag);
if (err)
{
err = blocking_client (argv[1], argv[2], use_request_object_flag);
if (err)
{