February 2013
Intermediate to advanced
538 pages
20h 55m
English
Content preview from Programming PHP, 3rd Edition
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Name
openlog
Synopsis
bool openlog(stringidentity, intoptions, intfacility)
Opens a connection to the system logger. Each message sent to
the logger with a subsequent call to syslog() is prepended by
identity. Various options can be specified
by options; OR any options you want to
include. The valid options are:
| If an error occurs while writing to the system log, write the error to the system console. |
| Open the system log immediately. |
| Delay opening the system log until the first message is written to it. |
| Print this message to standard error in addition to writing it to the system log. |
| Include the PID in each message. |
The third parameter, facility, tells
the system log what kind of program is logging to the system log. The
following facilities are available:
| Security and
authorization errors (deprecated; if |
| Security and authorization errors |
| Clock daemon (cron and at) errors |
| Errors for system daemons not given their own codes |
| Kernel errors |
| Line printer subsystem errors |
| Mail errors |
| USENET news system errors |
| Errors generated internally by syslogd |
| Security and authorization errors |
| Generic user-level errors |
| UUCP errors |
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