procmgr_event_trigger()

Trigger a system-wide event

Synopsis:

#include <sys/procmgr.h>

int procmgr_event_trigger( unsigned flags );

Arguments:

flags
A bitwise OR of the types of event that you want to trigger:
  • PROCMGR_EVENT_CONFSTR (privileged)
  • PROCMGR_EVENT_DAEMON_DEATH (privileged)
  • PROCMGR_EVENT_PATHSPACE
  • PROCMGR_EVENT_SYNC
  • PROCMGR_EVENT_SYSCONF (privileged)
  • PROCMGR_EVENT_TOD

For descriptions of the events, see Event types in the entry for procmgr_event_notify_add() .

In order to trigger a privileged event, your process must have the PROCMGR_AID_EVENT ability enabled. For more information, see procmgr_ability() .

Library:

libc

Use the -l c option to qcc to link against this library. This library is usually included automatically.

Description:

The function procmgr_event_trigger() triggers a system-wide event. The event is sent to all processes that requested (via procmgr_event_notify_add() or procmgr_event_notify() ) to be notified of the event identified by flags.

Returns:

-1 on error; any other value indicates success.

Examples:

#include <sys/procmgr.h>

int main ( void )
{   
   procmgr_event_trigger( PROCMGR_EVENT_SYNC );
}

Classification:

QNX Neutrino

Safety:
Cancellation point No
Interrupt handler No
Signal handler Yes
Thread Yes

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