/** \file signal.h
The library for various signal related issues
*/
#ifndef FISH_SIGNALH
#define FISH_SIGNALH
#include <signal.h>
/**
Get the integer signal value representing the specified signal, or
-1 of no signal was found
*/
int wcs2sig(const wchar_t *str);
/**
Get string representation of a signal
*/
const wchar_t *sig2wcs(int sig);
/**
Returns a description of the specified signal.
*/
const wchar_t *signal_get_desc(int sig);
/**
Set all signal handlers to SIG_DFL
*/
void signal_reset_handlers();
/**
Set signal handlers to fish default handlers
*/
void signal_set_handlers();
/**
Tell fish what to do on the specified signal.
\param sig The signal to specify the action of
\param do_handle If true fish will catch the specified signal and fire an event, otherwise the default action (SIG_DFL) will be set
*/
void signal_handle(int sig, int do_handle);
/**
Block all signals
*/
void signal_block();
/**
Unblock all signals
*/
void signal_unblock();
/**
Returns true if signals are being blocked
*/
bool signal_is_blocked();
/**
Returns signals with non-default handlers
*/
void get_signals_with_handlers(sigset_t *set);
#endif