Fix: Check for unknown format
authorMathieu Desnoyers <mathieu.desnoyers@efficios.com>
Fri, 17 Feb 2012 17:19:39 +0000 (12:19 -0500)
committerMathieu Desnoyers <mathieu.desnoyers@efficios.com>
Fri, 17 Feb 2012 17:19:39 +0000 (12:19 -0500)
Signed-off-by: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
lib/context.c

index 90d77df88f6840af5a954616048f5fbc0f81c631..32efb85db0f57b81c65dafee81d56e97c4926dee 100644 (file)
@@ -57,14 +57,20 @@ struct bt_context *bt_context_create(void)
 }
 
 int bt_context_add_trace(struct bt_context *ctx, const char *path,
-               const char *format_str)
+               const char *format_name)
 {
        struct trace_descriptor *td;
        struct format *fmt;
        struct bt_trace_handle *handle;
        int ret;
 
-       fmt = bt_lookup_format(g_quark_from_string(format_str));
+       fmt = bt_lookup_format(g_quark_from_string(format_name));
+       if (!fmt) {
+               fprintf(stderr, "[error] [Context] Format \"%s\" unknown.\n\n",
+                       format_name);
+               ret = -1;
+               goto end;
+       }
        td = fmt->open_trace(path, O_RDONLY,
                             ctf_move_pos_slow, NULL);
        if (!td) {
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