logger: add man page note about the default --tag

Signed-off-by: Karel Zak <kzak@redhat.com>

diff --git a/misc-utils/logger.1 b/misc-utils/logger.1
index 0417b936b447fbd9c0bda5b476d7705e37a325e8..017a66bf0a90dd1ca6373775af520cbdd0a4519a 100644 (file)
--- a/misc-utils/logger.1
+++ b/misc-utils/logger.1
@@ -269,6 +269,8 @@ port defined in /etc/services, which is often
 .BR \-t , " \-\-tag " \fItag
 Mark every line to be logged with the specified
 .IR tag .
+The default tag is the name of the user logged in on the terminal (or a user
+name based on effective user ID).
 .TP
 .BR \-u , " \-\-socket " \fIsocket
 Write to the specified