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3.2.3 Logging Statement

Syntax

     logging {
       # Send diagnostics to syslog.
       syslog boolean;
       # Print message severity levels.
       print-severity boolean;
       # Output only messages with a severity equal to or
       # greater than this one.
       severity string;
       # Set syslog facility.
       facility name;
       # Tag syslog messages with this string.
       tag text;
     }

Description

The logging block statement configures where the diagnostic output goes and how verbose it is.

— Configuration: syslog bool

If ‘syslog’ is set to ‘yes’, the diagnostics will go to syslog. Otherwise, it goes to the standard error.

The default syslog facility is determined at compile time, it can be inspected using the following command (see mu info): 

     $ mu info log_facility

— Configuration: facility name

Use syslog facility name. Valid argument values are: ‘user’, ‘daemon’, ‘auth’, ‘authpriv’, ‘mail’, ‘cron’, ‘local0’ through ‘local7’ (all names case-insensitive), or a facility number.

— Configuration: tag text

Tag syslog messages with text. By default, program name is used as syslog tag.

— Configuration: print-severity bool

Print Mailutils severity name before each message.

— Configuration: severity name

Output only messages with a severity equal to or greater than this one. Valid arguments are: ‘debug’, ‘info’, ‘notice’, ‘warning’, ‘error’, ‘crit’, ‘alert’, ‘emerg’,