sigaction

Name: POSIX real-time signals in Linux
Uploaded: 2020-06-23T17:24:31+05:30
Channel: Karunesh Johri
Description: POSIX real-time signals are defined apart from the existing standard signals. The real-time signals are in the range SIGRTMIN to SIGRTMAX.

POSIX real-time signals in Linux

By Karunesh Johri • Updated: May 21, 2023

1.0 Signals Signals are notifications delivered asynchronously to a process by the kernel. Signals are grouped in two categories. First, there are standard signals, which have been there since the early days of Unix. Second, there are POSIX real-time signals which are specified in POSIX.1b, or, IEEE Std 1003.1b-1993, for Real-time Extensions for POSIX compliant …

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Tags: example program, posix, real time signals, sigaction, siginfo, signal action, sigqueue, sigtimedwait, sigwaitinfo

Signals in Linux

By Karunesh Johri • Updated: May 22, 2023

1.0 Signals A signal is a notification delivered to a process by the kernel. A signal indicates that an event has occurred and the process must take note of it. Signals are mostly delivered asynchronously to a process. Whatever the process was doing is suspended and the processing of the signal takes place immediately. 2.0 …

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