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[v3,17/21] trace-cmd report: Do not print empty buffer name

Message ID 20210914131232.3964615-18-tz.stoyanov@gmail.com (mailing list archive)
State Accepted
Headers show
Series trace-cmd fixes and clean-ups | expand

Commit Message

Tzvetomir Stoyanov (VMware) Sept. 14, 2021, 1:12 p.m. UTC 
This clean up is needed for the design of the next version of the trace
file, where the top buffer is saved with its empty file name, string "".

Signed-off-by: Tzvetomir Stoyanov (VMware) <tz.stoyanov@gmail.com>
---
 tracecmd/trace-read.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
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Patch

diff --git a/tracecmd/trace-read.c b/tracecmd/trace-read.c
index 4261088d..02f75cb9 100644
--- a/tracecmd/trace-read.c
+++ b/tracecmd/trace-read.c
@@ -1173,7 +1173,7 @@  static void print_handle_file(struct handle_list *handles)
 	/* Only print file names if more than one file is read */
 	if (!multi_inputs && !instances)
 		return;
-	if (handles->file)
+	if (handles->file && *handles->file != '\0')
 		printf("%*s: ", max_file_size, handles->file);
 	else
 		printf("%*s  ", max_file_size, "");