Fix: memstream compat layer requires use of babeltrace_close_memstream

In compatibility mode, the babeltrace compat layer around memstream
copies the file content into the buffer only at close.

Signed-off-by: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
Signed-off-by: Jérémie Galarneau <jeremie.galarneau@efficios.com>

diff --git a/formats/lttng-live/lttng-live-comm.c b/formats/lttng-live/lttng-live-comm.c
index 91e344c5a5d3ceef58655e77f965acb32328c7ee..0efae2d8185ce03ce0c0556284a82b989a5cc185 100644 (file)
--- a/formats/lttng-live/lttng-live-comm.c
+++ b/formats/lttng-live/lttng-live-comm.c
@@ -932,8 +932,10 @@ int get_new_metadata(struct lttng_live_ctx *ctx,
                }
        } while (ret > 0 || !len_read);
 
-       if (fclose(metadata_stream->metadata_fp_write))
-               perror("fclose");
+       if (babeltrace_close_memstream(metadata_buf, &size,
+                       metadata_stream->metadata_fp_write)) {
+               perror("babeltrace_close_memstream");
+       }
        metadata_stream->metadata_fp_write = NULL;
 
 error: