signal.h File Reference

#include <csignal>
#include <runtime/memory/memory.h>
#include <unistd.h>
#include <sys/types.h>

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Classes
struct	YoiVoidIntCallableInterface
struct	runtime_signal_handler_info

Macros
#define	LIBSIG_INTERNAL_ALRM   SIGALRM
#define	LIBSIG_INTERNAL_KILL   SIGKILL
#define	LIBSIG_EXPORT   extern "C"
#define	LIBSIG_SUCCESS   0
#define	LIBSIG_ERR_REGISTER_FAIL   -1
#define	LIBSIG_ERR_UNSUPPORTED   -2
#define	LIBSIG_ERR_CANT_CATCH_KILL   -3
#define	LIBSIG_ERR_RAISE_FAIL   -4
#define	HS_SIGINT   SIGINT
#define	HS_SIGTERM   SIGTERM
#define	HS_SIGALRM   LIBSIG_INTERNAL_ALRM
#define	HS_SIGKILL   LIBSIG_INTERNAL_KILL
#define	HANDLER_TYPE_SIGINT   0
#define	HANDLER_TYPE_SIGTERM   1
#define	HANDLER_TYPE_SIGALRM   2

Typedefs
typedef void(*	runtime_signal_handler_bare_t) (int signum)
typedef void(*	runtime_signal_handler_t) (YoiObject *self, YoiIntegerObject *signum)

Functions
void	runtime_signal_handler (int signum)
LIBSIG_EXPORT void	runtime_signal_init ()
LIBSIG_EXPORT YoiIntegerObject *	runtime_signal_register (YoiIntegerObject *signum, YoiVoidIntCallableInterface *handler)
LIBSIG_EXPORT int	runtime_signal_alarm (unsigned int seconds)
LIBSIG_EXPORT int	runtime_signal_raise (int signum)
LIBSIG_EXPORT int	runtime_signal_default (int signum)
LIBSIG_EXPORT int	runtime_signal_ignore (int signum)

Variables
runtime_signal_handler_info *	runtime_signal_handlers [3]

Macro Definition Documentation

HANDLER_TYPE_SIGALRM

#define HANDLER_TYPE_SIGALRM   2

Definition at line 39 of file signal.h.

HANDLER_TYPE_SIGINT

#define HANDLER_TYPE_SIGINT   0

Definition at line 37 of file signal.h.

HANDLER_TYPE_SIGTERM

#define HANDLER_TYPE_SIGTERM   1

Definition at line 38 of file signal.h.

HS_SIGALRM

#define HS_SIGALRM   LIBSIG_INTERNAL_ALRM

Definition at line 34 of file signal.h.

HS_SIGINT

#define HS_SIGINT   SIGINT

Definition at line 32 of file signal.h.

HS_SIGKILL

#define HS_SIGKILL   LIBSIG_INTERNAL_KILL

Definition at line 35 of file signal.h.

HS_SIGTERM

#define HS_SIGTERM   SIGTERM

Definition at line 33 of file signal.h.

LIBSIG_ERR_CANT_CATCH_KILL

#define LIBSIG_ERR_CANT_CATCH_KILL   -3

Definition at line 29 of file signal.h.

LIBSIG_ERR_RAISE_FAIL

#define LIBSIG_ERR_RAISE_FAIL   -4

Definition at line 30 of file signal.h.

LIBSIG_ERR_REGISTER_FAIL

#define LIBSIG_ERR_REGISTER_FAIL   -1

Definition at line 27 of file signal.h.

LIBSIG_ERR_UNSUPPORTED

#define LIBSIG_ERR_UNSUPPORTED   -2

Definition at line 28 of file signal.h.

LIBSIG_EXPORT

#define LIBSIG_EXPORT   extern "C"

Definition at line 23 of file signal.h.

LIBSIG_INTERNAL_ALRM

#define LIBSIG_INTERNAL_ALRM   SIGALRM

Definition at line 19 of file signal.h.

LIBSIG_INTERNAL_KILL

#define LIBSIG_INTERNAL_KILL   SIGKILL

Definition at line 20 of file signal.h.

LIBSIG_SUCCESS

#define LIBSIG_SUCCESS   0

Definition at line 26 of file signal.h.

Typedef Documentation

runtime_signal_handler_bare_t

typedef void(* runtime_signal_handler_bare_t) (int signum)

Definition at line 41 of file signal.h.

runtime_signal_handler_t

typedef void(* runtime_signal_handler_t) (YoiObject *self, YoiIntegerObject *signum)

Definition at line 42 of file signal.h.

Function Documentation

runtime_signal_alarm()

LIBSIG_EXPORT int runtime_signal_alarm

(

unsigned int

seconds

)

Definition at line 79 of file signal.cpp.

References LIBSIG_ERR_UNSUPPORTED.

runtime_signal_default()

LIBSIG_EXPORT int runtime_signal_default

(

int

signum

)

Definition at line 144 of file signal.cpp.

References YoiVoidIntCallableInterface::gc_dec_func, HANDLER_TYPE_SIGALRM, HS_SIGALRM, HS_SIGKILL, LIBSIG_ERR_CANT_CATCH_KILL, LIBSIG_SUCCESS, runtime_signal_handler_info::next, runtime_finalize_object(), runtime_signal_handlers, and runtime_signal_handler_info::self.

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runtime_signal_handler()

void runtime_signal_handler

(

int

signum

)

Definition at line 193 of file signal.cpp.

References YoiIntegerObject::gc_refcount, HANDLER_TYPE_SIGALRM, HANDLER_TYPE_SIGINT, HANDLER_TYPE_SIGTERM, HS_SIGALRM, HS_SIGINT, HS_SIGTERM, runtime_signal_handler_info::next, runtime_object_alloc(), runtime_signal_handlers, YoiIntegerObject::type_id, and YoiIntegerObject::value.

Referenced by runtime_signal_init().

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runtime_signal_ignore()

LIBSIG_EXPORT int runtime_signal_ignore

(

int

signum

)

Definition at line 177 of file signal.cpp.

References HS_SIGALRM, HS_SIGKILL, LIBSIG_ERR_CANT_CATCH_KILL, LIBSIG_ERR_REGISTER_FAIL, and LIBSIG_SUCCESS.

runtime_signal_init()

LIBSIG_EXPORT void runtime_signal_init

(

)

Definition at line 220 of file signal.cpp.

References LIBSIG_INTERNAL_ALRM, LIBSIG_INTERNAL_KILL, and runtime_signal_handler().

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runtime_signal_raise()

LIBSIG_EXPORT int runtime_signal_raise

(

int

signum

)

Definition at line 113 of file signal.cpp.

References HS_SIGALRM, HS_SIGKILL, LIBSIG_ERR_RAISE_FAIL, and LIBSIG_SUCCESS.

runtime_signal_register()

LIBSIG_EXPORT YoiIntegerObject * runtime_signal_register	(	YoiIntegerObject *	signum,
		YoiVoidIntCallableInterface *	handler
	)

Definition at line 34 of file signal.cpp.

References YoiIntegerObject::gc_refcount, HANDLER_TYPE_SIGALRM, HANDLER_TYPE_SIGINT, HANDLER_TYPE_SIGTERM, HS_SIGALRM, HS_SIGINT, HS_SIGKILL, HS_SIGTERM, LIBSIG_ERR_CANT_CATCH_KILL, LIBSIG_ERR_UNSUPPORTED, LIBSIG_SUCCESS, runtime_signal_handler_info::next, runtime_object_alloc(), runtime_signal_handlers, runtime_signal_handler_info::self, YoiIntegerObject::type_id, and YoiIntegerObject::value.

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Variable Documentation

runtime_signal_handlers

runtime_signal_handler_info* runtime_signal_handlers[3]

extern

Definition at line 5 of file signal.cpp.

Referenced by runtime_signal_default(), runtime_signal_handler(), and runtime_signal_register().