X-Git-Url: http://git.tuebingen.mpg.de/?a=blobdiff_plain;f=dss.ggo;h=51cfadd3391b41d4636c29b07411f93063a06413;hb=9c4bc98761828cbe3997e071ad5b4d24eb52e599;hp=a0a3503c6862c56eaeb15a75d7d55598eca3eac5;hpb=ed109024b978f48399a5f4451f1b9f46d6f25ede;p=dss.git

diff --git a/dss.ggo b/dss.ggo
index a0a3503..51cfadd 100644
--- a/dss.ggo
+++ b/dss.ggo
@@ -21,6 +21,17 @@ details="
 	configuration file. As usual, if an option is given both at
 	the command line and in the configuration file, the command
 	line option takes precedence.
+
+	However, there is an important exception to this rule:
+	If the --run option was given (see below) then dss honors
+	SIGHUP and re-reads its configuration file whenever it
+	receives this signal. In this case the options in the config
+	file override any options that were previously given at the
+	command line. This allows to change the configuration of a
+	running dss process on the fly by sending SIGHUP.
+
+	Note that it is not possible to change whether dss runs as
+	background daemon by sending SIGHUP.
 "
 
 option "daemon" d
@@ -30,7 +41,7 @@ flag off
 dependon="logfile"
 details="
 	Note that dss refuses to start in daemon mode if no logfile
-	was specified. This option makes sense only in conjunction
+	was specified. This option is mostly useful in conjuction
 	with the -R option described below.
 "
 
@@ -146,7 +157,7 @@ option "source-dir" -
 #~~~~~~~~~~~~~~~~~~~~
 "The data directory"
 string typestr="dirname"
-optional
+required
 details="
 	The directory on the remote host from which snapshots are
 	taken.	Of course, the user specified as --remote-user must
@@ -157,7 +168,7 @@ option "dest-dir" -
 #~~~~~~~~~~~~~~~~~~
 "Snapshot dir"
 string typestr="dirname"
-optional
+required
 details="
 	The destination directory on the local host where snapshots
 	will be written. This must be writable by the user who runs