sighandlers.h File Reference

#include "octave-config.h"
#include "child-list.h"

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Classes
struct	interrupt_handler

Typedefs
typedef void	sig_handler(int)

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

Variables
OCTINTERP_API bool	can_interrupt
int	pipe_handler_error_count
OCTINTERP_API bool	Vdebug_on_interrupt

Typedef Documentation

sig_handler

typedef void sig_handler(int)

Definition at line 46 of file sighandlers.h.

Function Documentation

catch_interrupts()

OCTINTERP_API interrupt_handler catch_interrupts

(

void

)

Definition at line 326 of file sighandlers.cc.

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

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

ignore_interrupts()

OCTINTERP_API interrupt_handler ignore_interrupts

(

void

)

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()

OCTINTERP_API void install_signal_handlers

(

void

)

Definition at line 365 of file sighandlers.cc.

References catch_interrupts(), deadly_sig_handler(), fpe_sig_handler(), generic_sig_handler(), octave_create_interrupt_watcher_thread(), octave_num_signals(), set_signal_handler(), and signals_caught.

respond_to_pending_signals()

OCTINTERP_API void respond_to_pending_signals

(

void

)

Definition at line 110 of file sighandlers.cc.

References __get_child_list__(), ignore_interrupts(), my_friendly_exit(), 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(), signals_caught, Vsighup_dumps_octave_core, Vsigquit_dumps_octave_core, Vsigterm_dumps_octave_core, and child_list::wait().

Referenced by interpreter::initialize().

set_interrupt_handler()

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

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]

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

Definition at line 265 of file sighandlers.cc.

References octave_set_signal_handler_by_name().

set_signal_handler() [2/2]

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

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

OCTINTERP_API bool can_interrupt

extern

Definition at line 68 of file sighandlers.cc.

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

pipe_handler_error_count

int pipe_handler_error_count

extern

Definition at line 65 of file sighandlers.cc.

Referenced by respond_to_pending_signals().

Vdebug_on_interrupt

OCTINTERP_API bool Vdebug_on_interrupt

extern

Definition at line 71 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(), bp_table::process_id_list(), and bp_table::stop_on_err_warn_status().