mirror of https://github.com/mkerrisk/man-pages
160 lines
3.6 KiB
Plaintext
160 lines
3.6 KiB
Plaintext
|
.\" Copyright (c) 2001-2003 The Open Group, All Rights Reserved
|
||
|
.TH "<syslog.h>" P 2003 "IEEE/The Open Group" "POSIX Programmer's Manual"
|
||
|
.\" <syslog.h>
|
||
|
.SH NAME
|
||
|
syslog.h \- definitions for system error logging
|
||
|
.SH SYNOPSIS
|
||
|
.LP
|
||
|
\fB#include <syslog.h> \fP
|
||
|
.SH DESCRIPTION
|
||
|
.LP
|
||
|
The \fI<syslog.h>\fP header shall define the following symbolic constants,
|
||
|
zero or more of which may be OR'ed together to
|
||
|
form the \fIlogopt\fP option of \fIopenlog\fP():
|
||
|
.TP 7
|
||
|
LOG_PID
|
||
|
Log the process ID with each message.
|
||
|
.TP 7
|
||
|
LOG_CONS
|
||
|
Log to the system console on error.
|
||
|
.TP 7
|
||
|
LOG_NDELAY
|
||
|
Connect to syslog daemon immediately.
|
||
|
.TP 7
|
||
|
LOG_ODELAY
|
||
|
Delay open until \fIsyslog\fP() is called.
|
||
|
.TP 7
|
||
|
LOG_NOWAIT
|
||
|
Do not wait for child processes.
|
||
|
.sp
|
||
|
.LP
|
||
|
The following symbolic constants shall be defined as possible values
|
||
|
of the \fIfacility\fP argument to \fIopenlog\fP():
|
||
|
.TP 7
|
||
|
LOG_KERN
|
||
|
Reserved for message generated by the system.
|
||
|
.TP 7
|
||
|
LOG_USER
|
||
|
Message generated by a process.
|
||
|
.TP 7
|
||
|
LOG_MAIL
|
||
|
Reserved for message generated by mail system.
|
||
|
.TP 7
|
||
|
LOG_NEWS
|
||
|
Reserved for message generated by news system.
|
||
|
.TP 7
|
||
|
LOG_UUCP
|
||
|
Reserved for message generated by UUCP system.
|
||
|
.TP 7
|
||
|
LOG_DAEMON
|
||
|
Reserved for message generated by system daemon.
|
||
|
.TP 7
|
||
|
LOG_AUTH
|
||
|
Reserved for message generated by authorization daemon.
|
||
|
.TP 7
|
||
|
LOG_CRON
|
||
|
Reserved for message generated by clock daemon.
|
||
|
.TP 7
|
||
|
LOG_LPR
|
||
|
Reserved for message generated by printer system.
|
||
|
.TP 7
|
||
|
LOG_LOCAL0
|
||
|
Reserved for local use.
|
||
|
.TP 7
|
||
|
LOG_LOCAL1
|
||
|
Reserved for local use.
|
||
|
.TP 7
|
||
|
LOG_LOCAL2
|
||
|
Reserved for local use.
|
||
|
.TP 7
|
||
|
LOG_LOCAL3
|
||
|
Reserved for local use.
|
||
|
.TP 7
|
||
|
LOG_LOCAL4
|
||
|
Reserved for local use.
|
||
|
.TP 7
|
||
|
LOG_LOCAL5
|
||
|
Reserved for local use.
|
||
|
.TP 7
|
||
|
LOG_LOCAL6
|
||
|
Reserved for local use.
|
||
|
.TP 7
|
||
|
LOG_LOCAL7
|
||
|
Reserved for local use.
|
||
|
.sp
|
||
|
.LP
|
||
|
The following shall be declared as macros for constructing the \fImaskpri\fP
|
||
|
argument to \fIsetlogmask\fP(). The following macros expand to an
|
||
|
expression of type \fBint\fP when the
|
||
|
argument \fIpri\fP is an expression of type \fBint\fP:
|
||
|
.TP 7
|
||
|
LOG_MASK(\fIpri\fP)
|
||
|
A mask for priority \fIpri\fP.
|
||
|
.sp
|
||
|
.LP
|
||
|
The following constants shall be defined as possible values for the
|
||
|
\fIpriority\fP argument of \fIsyslog\fP():
|
||
|
.TP 7
|
||
|
LOG_EMERG
|
||
|
A panic condition was reported to all processes.
|
||
|
.TP 7
|
||
|
LOG_ALERT
|
||
|
A condition that should be corrected immediately.
|
||
|
.TP 7
|
||
|
LOG_CRIT
|
||
|
A critical condition.
|
||
|
.TP 7
|
||
|
LOG_ERR
|
||
|
An error message.
|
||
|
.TP 7
|
||
|
LOG_WARNING
|
||
|
A warning message.
|
||
|
.TP 7
|
||
|
LOG_NOTICE
|
||
|
A condition requiring special handling.
|
||
|
.TP 7
|
||
|
LOG_INFO
|
||
|
A general information message.
|
||
|
.TP 7
|
||
|
LOG_DEBUG
|
||
|
A message useful for debugging programs.
|
||
|
.sp
|
||
|
.LP
|
||
|
The following shall be declared as functions and may also be defined
|
||
|
as macros. Function prototypes shall be provided.
|
||
|
.sp
|
||
|
.RS
|
||
|
.nf
|
||
|
|
||
|
\fBvoid closelog(void);
|
||
|
void openlog(const char *, int, int);
|
||
|
int setlogmask(int);
|
||
|
void syslog(int, const char *, ...);
|
||
|
\fP
|
||
|
.fi
|
||
|
.RE
|
||
|
.LP
|
||
|
\fIThe following sections are informative.\fP
|
||
|
.SH APPLICATION USAGE
|
||
|
.LP
|
||
|
None.
|
||
|
.SH RATIONALE
|
||
|
.LP
|
||
|
None.
|
||
|
.SH FUTURE DIRECTIONS
|
||
|
.LP
|
||
|
None.
|
||
|
.SH SEE ALSO
|
||
|
.LP
|
||
|
The System Interfaces volume of IEEE\ Std\ 1003.1-2001, \fIcloselog\fP()
|
||
|
.SH COPYRIGHT
|
||
|
Portions of this text are reprinted and reproduced in electronic form
|
||
|
from IEEE Std 1003.1, 2003 Edition, Standard for Information Technology
|
||
|
-- Portable Operating System Interface (POSIX), The Open Group Base
|
||
|
Specifications Issue 6, Copyright (C) 2001-2003 by the Institute of
|
||
|
Electrical and Electronics Engineers, Inc and The Open Group. In the
|
||
|
event of any discrepancy between this version and the original IEEE and
|
||
|
The Open Group Standard, the original IEEE and The Open Group Standard
|
||
|
is the referee document. The original Standard can be obtained online at
|
||
|
http://www.opengroup.org/unix/online.html .
|