sighandlers.h File Reference

#include <atomic>
#include "octave-config.h"
#include "child-list.h"

Go to the source code of this file.

Classes
struct	interrupt_handler

Typedefs
typedef void	sig_handler(int)

Functions
interrupt_handler	catch_interrupts ()
interrupt_handler	ignore_interrupts ()
void	install_signal_handlers ()
void	respond_to_pending_signals ()
interrupt_handler	set_interrupt_handler (const interrupt_handler &h, bool restart_syscalls=true)
sig_handler *	set_signal_handler (const char *signame, sig_handler *h, bool restart_syscalls=true)
sig_handler *	set_signal_handler (int sig, sig_handler *h, bool restart_syscalls=true)

Variables
std::atomic< bool >	can_interrupt
int	pipe_handler_error_count
bool	Vdebug_on_interrupt

Typedef Documentation

sig_handler

typedef void sig_handler(int)

Definition at line 48 of file sighandlers.h.

Function Documentation

catch_interrupts()

interrupt_handler catch_interrupts ( )

extern

Definition at line 326 of file sighandlers.cc.

References interrupt_handler::brk_handler, interrupt_handler::int_handler, and set_signal_handler().

Referenced by interpreter::initialize(), install_signal_handlers(), and interpreter::recover_from_exception().

ignore_interrupts()

interrupt_handler ignore_interrupts ( )

extern

Definition at line 337 of file sighandlers.cc.

References interrupt_handler::brk_handler, interrupt_handler::int_handler, and set_signal_handler().

Referenced by history_system::do_edit_history(), kbhit(), and respond_to_pending_signals().

install_signal_handlers()

void install_signal_handlers ( )

extern

Definition at line 364 of file sighandlers.cc.

References catch_interrupts(), octave_create_interrupt_watcher_thread(), octave_num_signals(), and set_signal_handler().

Referenced by interpreter::interpreter().

respond_to_pending_signals()

void respond_to_pending_signals ( )

extern

Definition at line 111 of file sighandlers.cc.

References __get_child_list__(), ignore_interrupts(), octave_block_child(), octave_get_sig_number(), octave_interrupt_state, octave_num_signals(), octave_strsignal_wrapper(), octave_unblock_child(), pipe_handler_error_count, child_list::reap(), set_interrupt_handler(), and child_list::wait().

Referenced by interpreter::initialize().

set_interrupt_handler()

interrupt_handler set_interrupt_handler ( const interrupt_handler &  h, bool  restart_syscalls = true  )

extern

Definition at line 348 of file sighandlers.cc.

References interrupt_handler::brk_handler, interrupt_handler::int_handler, and set_signal_handler().

Referenced by history_system::do_edit_history(), kbhit(), and respond_to_pending_signals().

set_signal_handler() [1/2]

sig_handler * set_signal_handler ( const char *  signame, sig_handler *  h, bool  restart_syscalls = true  )

extern

Definition at line 265 of file sighandlers.cc.

References octave_set_signal_handler_by_name().

set_signal_handler() [2/2]

sig_handler * set_signal_handler ( int  sig, sig_handler *  h, bool  restart_syscalls = true  )

extern

Definition at line 259 of file sighandlers.cc.

References octave_set_signal_handler_internal().

Referenced by catch_interrupts(), ignore_interrupts(), install_signal_handlers(), and set_interrupt_handler().

Variable Documentation

can_interrupt

std::atomic<bool> can_interrupt

extern

Definition at line 69 of file sighandlers.cc.

Referenced by interpreter::initialize(), and interpreter::recover_from_exception().

pipe_handler_error_count

int pipe_handler_error_count

extern

Definition at line 66 of file sighandlers.cc.

Referenced by respond_to_pending_signals().

Vdebug_on_interrupt

bool Vdebug_on_interrupt

extern

Definition at line 72 of file sighandlers.cc.

Referenced by bp_table::dbclear_all_signals(), bp_table::dbstop_process_map_args(), Fdebug_on_interrupt(), bp_table::parse_dbfunction_params(), and bp_table::stop_on_err_warn_status().