code/signal2_8h_source.html

#ifndef MUTT_MUTT_SIGNAL2_H

#define MUTT_MUTT_SIGNAL2_H


#include "config.h"

#include <signal.h>

#include <stdbool.h>


extern volatile sig_atomic_t SigInt;

extern volatile sig_atomic_t SigWinch;


typedef void (*sig_handler_t)(int sig);


void mutt_sig_allow_interrupt(bool allow);

void mutt_sig_block(void);

void mutt_sig_block_system(void);

void mutt_sig_empty_handler(int sig);

void mutt_sig_exit_handler(int sig);

void mutt_sig_init(sig_handler_t sig_fn, sig_handler_t exit_fn, sig_handler_t segv_fn);

void mutt_sig_reset_child_signals(void);

void mutt_sig_unblock(void);

void mutt_sig_unblock_system(bool restore);


#endif /* MUTT_MUTT_SIGNAL2_H */

mutt_sig_init
void mutt_sig_init(sig_handler_t sig_fn, sig_handler_t exit_fn, sig_handler_t segv_fn)
Initialise the signal handling.
Definition: signal.c:104

SigWinch
volatile sig_atomic_t SigWinch
true after SIGWINCH is received
Definition: signal.c:64

mutt_sig_empty_handler
void mutt_sig_empty_handler(int sig)
Dummy signal handler.
Definition: signal.c:73

sig_handler_t
void(* sig_handler_t)(int sig)
Definition: signal2.h:40

mutt_sig_reset_child_signals
void mutt_sig_reset_child_signals(void)
Reset ignored signals back to the default.
Definition: signal.c:275

SigInt
volatile sig_atomic_t SigInt
true after SIGINT is received
Definition: signal.c:63

mutt_sig_block_system
void mutt_sig_block_system(void)
Block signals before calling exec()
Definition: signal.c:199

mutt_sig_block
void mutt_sig_block(void)
Block signals during critical operations.
Definition: signal.c:166

mutt_sig_unblock
void mutt_sig_unblock(void)
Restore previously blocked signals.
Definition: signal.c:184

mutt_sig_unblock_system
void mutt_sig_unblock_system(bool restore)
Restore previously blocked signals.
Definition: signal.c:223

mutt_sig_allow_interrupt
void mutt_sig_allow_interrupt(bool allow)
Allow/disallow Ctrl-C (SIGINT)
Definition: signal.c:254

mutt_sig_exit_handler
void mutt_sig_exit_handler(int sig)
Notify the user and shutdown gracefully.
Definition: signal.c:81