Signal handling functions for the YASH shell. More...

#include "../include/signals.h"
#include "../include/debug.h"
#include "../include/yash.h"

Functions
void	sigchld_handler (int sig)
	SIGCHLD handler.

void	sigint_handler (int sig)
	SIGINT handler (Ctrl-C)

void	sigtstp_handler (int sig)
	SIGTSTP handler (Ctrl-Z)

void	setup_signal_handlers (void)
	Setup signal handlers for SIGINT, SIGTSTP, and SIGCHLD.

Variables
volatile sig_atomic_t	child_status_changed = 0
	Flag indicating that a child process status has changed.

pid_t	foreground_pgid = 0
	Process group ID of the current foreground process.

Detailed Description

Signal handling functions for the YASH shell.

This file contains the signal handling functions for the YASH shell.

Function Documentation

void sigchld_handler ( int sig )

SIGCHLD handler.

Parameters

sig	Signal number

void sigint_handler ( int sig )

SIGINT handler (Ctrl-C)

Parameters

sig	Signal number

void sigtstp_handler ( int sig )

SIGTSTP handler (Ctrl-Z)

Parameters

sig	Signal number