Fix: test all close/fclose ret val, fix double close

[babeltrace.git] / include / babeltrace / format.h

diff --git a/include/babeltrace/format.h b/include/babeltrace/format.h
index 4ace0b04563067a56187063299a3bc3679995a93..a19a0a914d9c91ace187b2f1f1c09db5e9b56296 100644 (file)
--- a/include/babeltrace/format.h
+++ b/include/babeltrace/format.h
@@ -26,6 +26,10 @@
 #include <stdint.h>
 #include <stdio.h>
 
+#ifdef __cplusplus
+extern "C" {
+#endif
+
 typedef int bt_intern_str;
 
 /* forward declaration */
@@ -58,7 +62,7 @@ struct format {
                        void (*packet_seek)(struct stream_pos *pos,
                                size_t index, int whence),
                        FILE *metadata_fp);
-       void (*close_trace)(struct trace_descriptor *descriptor);
+       int (*close_trace)(struct trace_descriptor *descriptor);
        void (*set_context)(struct trace_descriptor *descriptor,
                        struct bt_context *ctx);
        void (*set_handle)(struct trace_descriptor *descriptor,
@@ -73,7 +77,10 @@ struct format {
 extern struct format *bt_lookup_format(bt_intern_str qname);
 extern void bt_fprintf_format_list(FILE *fp);
 extern int bt_register_format(struct format *format);
+extern void bt_unregister_format(struct format *format);
 
-/* TBD: format unregistration */
+#ifdef __cplusplus
+}
+#endif
 
 #endif /* _BABELTRACE_FORMAT_H */