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 e339add6e6981a767e403661440c151ec48ba02a..8509377c271014e2b7d0a27328e419ce66f08698 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);
 
                }
        } 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:
        metadata_stream->metadata_fp_write = NULL;
 
 error: