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8.195. Sys::Syslog

Interfaces to Unix syslog(3) program. Requires the file syslog.ph, which must be created with h2ph by your system administrator. Provides the following four functions.

closelog

closelog

Closes the log file.

openlog

openlog ident, logopt, facility

Opens the log file. Takes the following arguments:

ident
Prepended to every message

logopt
Logging options, containing one or more of:

cons
Writes messages to system console if they can't be sent to syslogd

ndelay
Opens the connection immediately

nowait
Doesn't wait for child processes before logging messages to the console

pid
Logs process ID

facility
Specifies the part of the system making the log entry

setlogmask

setlogmask mask_priority

Sets log mask to mask_priority and returns the old mask.

syslog

syslog priority, mask, format, args

If priority and mask permit, logs message formed as if by sprintf(format, args), with the addition that %m is replaced with the current error message from $!.



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