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|
Timer Manager
#############
Introduction
============
The timer manager is ...
The services provided by the timer manager are:
- ``timer_create`` - Create a Per-Process Timer
- ``timer_delete`` - Delete a Per-Process Timer
- ``timer_settime`` - Set Next Timer Expiration
- ``timer_gettime`` - Get Time Remaining on Timer
- ``timer_getoverrun`` - Get Timer Overrun Count
Background
==========
Operations
==========
System Calls
============
This section details the timer manager's services.
A subsection is dedicated to each of this manager's services
and describes the calling sequence, related constants, usage,
and status codes.
.. COMMENT: timer_create
timer_create - Create a Per-Process Timer
-----------------------------------------
**CALLING SEQUENCE:**
.. code:: c
#include <time.h>
#include <signal.h>
int timer_create(
clockid_t clock_id,
struct sigevent \*evp,
timer_t \*timerid
);
**STATUS CODES:**
``EXXX`` -
**DESCRIPTION:**
**NOTES:**
.. COMMENT: timer_delete
timer_delete - Delete a Per-Process Timer
-----------------------------------------
**CALLING SEQUENCE:**
.. code:: c
#include <time.h>
int timer_delete(
timer_t timerid
);
**STATUS CODES:**
``EXXX`` -
**DESCRIPTION:**
**NOTES:**
.. COMMENT: timer_settime
timer_settime - Set Next Timer Expiration
-----------------------------------------
**CALLING SEQUENCE:**
.. code:: c
#include <time.h>
int timer_settime(
timer_t timerid,
int flags,
const struct itimerspec \*value,
struct itimerspec \*ovalue
);
**STATUS CODES:**
``EXXX`` -
**DESCRIPTION:**
**NOTES:**
.. COMMENT: timer_gettime
timer_gettime - Get Time Remaining on Timer
-------------------------------------------
**CALLING SEQUENCE:**
.. code:: c
#include <time.h>
int timer_gettime(
timer_t timerid,
struct itimerspec \*value
);
**STATUS CODES:**
``EXXX`` -
**DESCRIPTION:**
**NOTES:**
.. COMMENT: timer_getoverrun
timer_getoverrun - Get Timer Overrun Count
------------------------------------------
**CALLING SEQUENCE:**
.. code:: c
#include <time.h>
int timer_getoverrun(
timer_t timerid
);
**STATUS CODES:**
``EXXX`` -
**DESCRIPTION:**
**NOTES:**
.. COMMENT: COPYRIGHT(c) 1988-2002.
.. COMMENT: On-Line Applications Research Corporation(OAR).
.. COMMENT: All rights reserved.
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