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authorJörg Frings-Fürst <debian@jff.email>2022-02-07 06:56:10 +0100
committerJörg Frings-Fürst <debian@jff.email>2022-02-07 06:56:10 +0100
commit43f33c72804e63306580755049c09d5a81ad83e3 (patch)
tree805caeb00a832ed96a331907987d4e6a2056a391 /doc/saned.man
parent0f86c5490ea7c2218a4394bf4c21bf3f9267a47c (diff)
parent6427d36e269d8c14e6bc55373102a4ebc971ca38 (diff)
Merge branch 'release/debian/1.1.1-1'debian/1.1.1-1
Diffstat (limited to 'doc/saned.man')
-rw-r--r--doc/saned.man138
1 files changed, 79 insertions, 59 deletions
diff --git a/doc/saned.man b/doc/saned.man
index 89484d5..d91f817 100644
--- a/doc/saned.man
+++ b/doc/saned.man
@@ -24,81 +24,99 @@ saned \- SANE network daemon
.B ]
.B [ \-e ]
.B [ \-h ]
+
.SH DESCRIPTION
.B saned
is the SANE (Scanner Access Now Easy) daemon that allows remote clients
to access image acquisition devices available on the local host.
+
.SH OPTIONS
.PP
-The
-.B \-l
-flag requests that
-.B saned
-run in standalone daemon mode. In this mode,
.B saned
-will listen for incoming client connections;
-.BR inetd (8)
-is not required for
+recognises the following options:
+
+.TP
+.BR \-a "\fI [username]\fR, " \-\-alone [=\fIusername]\fR
+is equivalent to the combination of
+.B \-l \-D \-u
+.I username
+options. However,
+.I username
+is optional and running user will only be set when specified.
+
+.TP
+.BR \-u "\fI username\fR, " \-\-user =\fIusername\fR
+requests that
.B saned
-operations in this mode. The
-.B \-b
-flag tells
+drop root privileges and run as the user (and group) associated with
+.I username
+after binding.
+
+.TP
+.BR \-b "\fI address\fR, " \-\-bind =\fIaddress\fR
+tells
.B saned
to bind to the
.I address
-given. The
-.B \-p
-flags tells
+given.
+
+.TP
+.BR \-p "\fI port\fR, " \-\-port=\fIport\fR
+tells
.B saned
-to listen on the port given. A value of 0 tells
+to listen on the
+.I port
+given. A value of 0 tells
.B saned
to pick an unused port. The default is the
.B sane-port (6566).
-The
-.B \-u
-flag requests that
+
+.TP
+.BR \-l ", " \-\-listen
+requests that
.B saned
-drop root privileges and run as the user (and group) associated with
-.I username
-after binding.
-The
-.B \-D
-flag will request
+run in standalone daemon mode. In this mode,
+.B saned
+will listen for incoming client connections;
+.BR inetd (8)
+is not required for
+.B saned
+operations in this mode.
+
+.TP
+.BR \-D ", " \-\-daemonize
+will request
.B saned
to detach from the console and run in the background.
-The flag
-.B \-a
-is equivalent to the combination of
-.B \-l \-B \-u
-.I username
-options.
-.PP
-The
-.B \-d
-flag sets the level of
+
+.TP
+.BR \-o ", " \-\-once
+requests that
+.B saned
+exits after the first client disconnects. This is useful for debugging.
+
+.TP
+.BR \-d "\fI n\fR, " \-\-debug =\fIn\fR
+sets the level of
.B saned
-debug output. When compiled with debugging enabled, this flag may be
+debug output to
+.IR n .
+When compiled with debugging enabled, this flag may be
followed by a number to request more or less debug info. The larger
the number, the more verbose the debug output. E.g.,
.B \-d128
will request output of all debug info. A level of 0 produces no
output at all. The default value is 2.
-.PP
-The
-.B \-e
-flag will divert
+
+.TP
+.BR \-e ", " \-\-stderr
+will divert
.B saned
debug output to stderr instead of the syslog default.
-.PP
-The
-.B \-o
-flag requests that
-.B saned
-exits after the first client disconnects. This is useful for debugging.
-.PP
-The
-.B \-h
-flag displays a short help message.
+
+.TP
+.BR \-h ", " \-\-help
+displays a short help message.
.PP
If
.B saned
@@ -108,6 +126,7 @@ is run from other programs such as
and
.BR systemd (1),
check that program's documentation on how to pass command-line options.
+
.SH CONFIGURATION
First and foremost:
.B saned
@@ -290,14 +309,15 @@ service sane\-port
.SH SYSTEMD CONFIGURATION
.B saned
can be compiled with explicit
-.BR systemd (1) support. This
+.BR systemd (1)
+support. This
will allow logging debugging information to be forwarded
to the
.BR systemd (1)
journal. The
.BR systemd (1)
support requires compilation with the systemd-devel package
-installed on the system. this is the preferred option.
+installed on the system. This is the preferred option.
.B saned
can be used with
@@ -314,7 +334,7 @@ configuration is different for the 2 options, so both are described below.
For
.BR systemd (1)
configuration we need to add 2 configuration files in
-.I /etc/systemd/system.
+.IR /etc/systemd/system .
.PP
The first file we need to add here is called
.I saned.socket.
@@ -372,7 +392,7 @@ You need to set an environment variable for
pointing to the directory where
.B saned
can find its configuration files.
-you will have to remove the # on the last line and set the variables
+You will have to remove the # on the last line and set the variables
for the desired debugging information if required. Multiple variables
can be set by separating the assignments by spaces as shown in the
example above.
@@ -393,15 +413,15 @@ forwarded to the system log.
This configuration will also work when
.B saned
is compiled WITH
-.BR systemd (1) integration support, but it does not allow debugging
-information to be logged.
+.BR systemd (1)
+integration support, but it does not allow debugging information to be logged.
.PP
For
.BR systemd (1)
configuration for
.BR saned ,
we need to add 2 configuration files in
-.I /etc/systemd/system.
+.IR /etc/systemd/system .
.PP
The first file we need to add here is called
.I saned.socket.
@@ -428,7 +448,7 @@ WantedBy=sockets.target
.RE
.PP
The second file to be added is
-.I saned@.service
+.IR saned@.service .
This one differs from the version with
.BR systemd (1)
integration compiled in:
@@ -480,7 +500,7 @@ if supported by the client.
.TP
.B SANE_CONFIG_DIR
This environment variable specifies the list of directories that may
-contain the configuration file. Under UNIX, the directories are
+contain the configuration file. On *NIX systems, the directories are
separated by a colon (`:'), under OS/2, they are separated by a
semi-colon (`;'). If this variable is not set, the configuration file
is searched in two default directories: first, the current working
@@ -508,7 +528,7 @@ being searched (in this order).
.BR sane\-"backendname" (5),
.BR inetd (8),
.BR xinetd (8),
-.BR systemd (1),
+.BR systemd (1)
.br
.I http://www.penguin-breeder.org/?page=sane\-net
.SH AUTHOR