Add backend related data

[fio.git] / fio.c

diff --git a/fio.c b/fio.c
index 72c7c8709e5296043d6522df320c29c7163e2e98..bd3e260b40cfd575030c3276e247f8f4f28ec0f0 100644 (file)
--- a/fio.c
+++ b/fio.c
@@ -30,15 +30,36 @@
 
 int main(int argc, char *argv[], char *envp[])
 {
+       int ret = 1;
+
        if (initialize_fio(envp))
                return 1;
+
+#if !defined(CONFIG_GETTIMEOFDAY) && !defined(CONFIG_CLOCK_GETTIME)
+#error "No available clock source!"
+#endif
+
        if (parse_options(argc, argv))
-               return 1;
+               goto done;
+
+       /*
+        * line buffer stdout to avoid output lines from multiple
+        * threads getting mixed
+        */
+       setvbuf(stdout, NULL, _IOLBF, 0);
 
        fio_time_init();
 
-       if (nr_clients)
-               return fio_handle_clients();
-       else
-               return fio_backend();
+       if (nr_clients) {
+               set_genesis_time();
+
+               if (fio_start_all_clients())
+                       goto done;
+               ret = fio_handle_clients(&fio_client_ops);
+       } else
+               ret = fio_backend(NULL);
+
+done:
+       deinitialize_fio();
+       return ret;
 }