epicsSignal.h File Reference

OS-independent routines for ignoring Posix signals. More...

#include "libComAPI.h"

Include dependency graph for epicsSignal.h:

Go to the source code of this file.

Functions
LIBCOM_API void epicsStdCall	epicsSignalInstallSigHupIgnore (void)
LIBCOM_API void epicsStdCall	epicsSignalInstallSigPipeIgnore (void)
LIBCOM_API void epicsStdCall	epicsSignalInstallSigAlarmIgnore (void)
LIBCOM_API void epicsStdCall	epicsSignalRaiseSigAlarm (struct epicsThreadOSD *)

Detailed Description

The requests in this interface are typically ignored on OS that do not implement POSIX signals.

Definition in file epicsSignal.h.

Function Documentation

LIBCOM_API void epicsStdCall epicsSignalInstallSigHupIgnore

(

void

)

Ignore the SIGHUP signal. Required to avoid problems with soft IOCs getting SIGHUPs when a Channel Access client disconnects

LIBCOM_API void epicsStdCall epicsSignalInstallSigPipeIgnore

(

void

)

Ignore the SIGPIPE signal. Required to avoid terminating a process which is blocking in a socket send() call when the SIGPIPE signal is generated by the OS.

LIBCOM_API void epicsStdCall epicsSignalInstallSigAlarmIgnore

(

void

)

Ignore the SIGALRM signal. Required only if shutdown() and close() do not interrupt a thread blocking in a socket system call

LIBCOM_API void epicsStdCall epicsSignalRaiseSigAlarm

(

struct epicsThreadOSD *

)

Raise a SIGALRM signal to a specific epicsThread