Document how to disable pidfile.

Noted by Baptiste Jonglez.

Document how to disable pidfile.
Noted by Baptiste Jonglez.
00fb6abd · Juliusz Chroboczek · d4f8f5a1 · 00fb6abd
Commit 00fb6abd authored Feb 12, 2016 by Juliusz Chroboczek
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babeld.man babeld.man +2 -1

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--- a/babeld.man
+++ b/babeld.man
@@ -150,7 +150,8 @@ defaults to standard error if not daemonising, and to
 otherwise.
 .TP
 .BI \-I " pidfile"
-Specify a file to write our process id to.  The default is
+Specify a file to write our process id to, use no pidfile if set to the
+empty string.  The default is
 .BR /var/run/babeld.pid .
 .TP
 .IR interface ...