[thirdparty/glibc.git] / sysdeps / unix / sysv / linux / s390 / bits / siginfo.h

/* siginfo_t, sigevent and constants.  S/390 version.
   Copyright (C) 2001-2013 Free Software Foundation, Inc.
   This file is part of the GNU C Library.

   The GNU C Library is free software; you can redistribute it and/or
   modify it under the terms of the GNU Lesser General Public
   License as published by the Free Software Foundation; either
   version 2.1 of the License, or (at your option) any later version.

   The GNU C Library is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
   Lesser General Public License for more details.

   You should have received a copy of the GNU Lesser General Public
   License along with the GNU C Library; if not, see
   <http://www.gnu.org/licenses/>.  */

#if !defined _SIGNAL_H && !defined __need_siginfo_t \
    && !defined __need_sigevent_t
# error "Never include this file directly.  Use <signal.h> instead"
#endif

#include <bits/wordsize.h>

#if (!defined __have_sigval_t \
     && (defined _SIGNAL_H || defined __need_siginfo_t \
	 || defined __need_sigevent_t))
# define __have_sigval_t	1

/* Type for data associated with a signal.  */
typedef union sigval
  {
    int sival_int;
    void *sival_ptr;
  } sigval_t;
#endif

#if (!defined __have_siginfo_t \
     && (defined _SIGNAL_H || defined __need_siginfo_t))
# define __have_siginfo_t	1

# define __SI_MAX_SIZE	   128
# if __WORDSIZE == 64
#  define __SI_PAD_SIZE     ((__SI_MAX_SIZE / sizeof (int)) - 4)
# else
#  define __SI_PAD_SIZE     ((__SI_MAX_SIZE / sizeof (int)) - 3)
# endif

typedef struct
  {
    int si_signo;		/* Signal number.  */
    int si_errno;		/* If non-zero, an errno value associated with
				   this signal, as defined in <errno.h>.  */
    int si_code;		/* Signal code.	 */

    union
      {
	int _pad[__SI_PAD_SIZE];

	 /* kill().  */
	struct
	  {
	    __pid_t si_pid;	/* Sending process ID.	*/
	    __uid_t si_uid;	/* Real user ID of sending process.  */
	  } _kill;

	/* POSIX.1b timers.  */
	struct
	  {
	    int si_tid;		/* Timer ID.  */
	    int si_overrun;	/* Overrun count.  */
	    sigval_t si_sigval;	/* Signal value.  */
	  } _timer;

	/* POSIX.1b signals.  */
	struct
	  {
	    __pid_t si_pid;	/* Sending process ID.	*/
	    __uid_t si_uid;	/* Real user ID of sending process.  */
	    sigval_t si_sigval;	/* Signal value.  */
	  } _rt;

	/* SIGCHLD.  */
	struct
	  {
	    __pid_t si_pid;	/* Which child.	 */
	    __uid_t si_uid;	/* Real user ID of sending process.  */
	    int si_status;	/* Exit value or signal.  */
	    __clock_t si_utime;
	    __clock_t si_stime;
	  } _sigchld;

	/* SIGILL, SIGFPE, SIGSEGV, SIGBUS.  */
	struct
	  {
	    void *si_addr;	/* Faulting insn/memory ref.  */
	    int si_trapno;
	  } _sigfault;

	/* SIGPOLL.  */
	struct
	  {
	    long int si_band;	/* Band event for SIGPOLL.  */
	    int si_fd;
	  } _sigpoll;

	/* SIGSYS.  */
	struct
	  {
	    void *_call_addr;	/* Calling user insn.  */
	    int _syscall;	/* Triggering system call number.  */
	    unsigned int _arch; /* AUDIT_ARCH_* of syscall.  */
	  } _sigsys;
      } _sifields;
  } siginfo_t;


/* X/Open requires some more fields with fixed names.  */
# define si_pid		_sifields._kill.si_pid
# define si_uid		_sifields._kill.si_uid
# define si_timerid	_sifields._timer.si_tid
# define si_overrun	_sifields._timer.si_overrun
# define si_status	_sifields._sigchld.si_status
# define si_utime	_sifields._sigchld.si_utime
# define si_stime	_sifields._sigchld.si_stime
# define si_value	_sifields._rt.si_sigval
# define si_int		_sifields._rt.si_sigval.sival_int
# define si_ptr		_sifields._rt.si_sigval.sival_ptr
# define si_addr	_sifields._sigfault.si_addr
# define si_trapno	_sifields._sigfault.si_trapno
# define si_band	_sifields._sigpoll.si_band
# define si_fd		_sifields._sigpoll.si_fd
# define si_call_addr 	_sifields._sigsys._call_addr
# define si_syscall	_sifields._sigsys._syscall
# define si_arch	_sifields._sigsys._arch


/* Values for `si_code'.  Positive values are reserved for kernel-generated
   signals.  */
enum
{
  SI_ASYNCNL = -60,		/* Sent by asynch name lookup completion.  */
# define SI_ASYNCNL	SI_ASYNCNL
  SI_TKILL = -6,		/* Sent by tkill.  */
# define SI_TKILL	SI_TKILL
  SI_SIGIO,			/* Sent by queued SIGIO. */
# define SI_SIGIO	SI_SIGIO
  SI_ASYNCIO,			/* Sent by AIO completion.  */
# define SI_ASYNCIO	SI_ASYNCIO
  SI_MESGQ,			/* Sent by real time mesq state change.	 */
# define SI_MESGQ	SI_MESGQ
  SI_TIMER,			/* Sent by timer expiration.  */
# define SI_TIMER	SI_TIMER
  SI_QUEUE,			/* Sent by sigqueue.  */
# define SI_QUEUE	SI_QUEUE
  SI_USER,			/* Sent by kill, sigsend.  */
# define SI_USER	SI_USER
  SI_KERNEL = 0x80		/* Send by kernel.  */
#define SI_KERNEL	SI_KERNEL
};


/* `si_code' values for SIGILL signal.	*/
enum
{
  ILL_ILLOPC = 1,		/* Illegal opcode.  */
# define ILL_ILLOPC	ILL_ILLOPC
  ILL_ILLOPN,			/* Illegal operand.  */
# define ILL_ILLOPN	ILL_ILLOPN
  ILL_ILLADR,			/* Illegal addressing mode.  */
# define ILL_ILLADR	ILL_ILLADR
  ILL_ILLTRP,			/* Illegal trap. */
# define ILL_ILLTRP	ILL_ILLTRP
  ILL_PRVOPC,			/* Privileged opcode.  */
# define ILL_PRVOPC	ILL_PRVOPC
  ILL_PRVREG,			/* Privileged register.	 */
# define ILL_PRVREG	ILL_PRVREG
  ILL_COPROC,			/* Coprocessor error.  */
# define ILL_COPROC	ILL_COPROC
  ILL_BADSTK			/* Internal stack error.  */
# define ILL_BADSTK	ILL_BADSTK
};

/* `si_code' values for SIGFPE signal.	*/
enum
{
  FPE_INTDIV = 1,		/* Integer divide by zero.  */
# define FPE_INTDIV	FPE_INTDIV
  FPE_INTOVF,			/* Integer overflow.  */
# define FPE_INTOVF	FPE_INTOVF
  FPE_FLTDIV,			/* Floating point divide by zero.  */
# define FPE_FLTDIV	FPE_FLTDIV
  FPE_FLTOVF,			/* Floating point overflow.  */
# define FPE_FLTOVF	FPE_FLTOVF
  FPE_FLTUND,			/* Floating point underflow.  */
# define FPE_FLTUND	FPE_FLTUND
  FPE_FLTRES,			/* Floating point inexact result.  */
# define FPE_FLTRES	FPE_FLTRES
  FPE_FLTINV,			/* Floating point invalid operation.  */
# define FPE_FLTINV	FPE_FLTINV
  FPE_FLTSUB			/* Subscript out of range.  */
# define FPE_FLTSUB	FPE_FLTSUB
};

/* `si_code' values for SIGSEGV signal.	 */
enum
{
  SEGV_MAPERR = 1,		/* Address not mapped to object.  */
# define SEGV_MAPERR	SEGV_MAPERR
  SEGV_ACCERR			/* Invalid permissions for mapped object.  */
# define SEGV_ACCERR	SEGV_ACCERR
};

/* `si_code' values for SIGBUS signal.	*/
enum
{
  BUS_ADRALN = 1,		/* Invalid address alignment.  */
# define BUS_ADRALN	BUS_ADRALN
  BUS_ADRERR,			/* Non-existant physical address.  */
# define BUS_ADRERR	BUS_ADRERR
  BUS_OBJERR			/* Object specific hardware error.  */
# define BUS_OBJERR	BUS_OBJERR
};

/* `si_code' values for SIGTRAP signal.	 */
enum
{
  TRAP_BRKPT = 1,		/* Process breakpoint.	*/
# define TRAP_BRKPT	TRAP_BRKPT
  TRAP_TRACE			/* Process trace trap.	*/
# define TRAP_TRACE	TRAP_TRACE
};

/* `si_code' values for SIGCHLD signal.	 */
enum
{
  CLD_EXITED = 1,		/* Child has exited.  */
# define CLD_EXITED	CLD_EXITED
  CLD_KILLED,			/* Child was killed.  */
# define CLD_KILLED	CLD_KILLED
  CLD_DUMPED,			/* Child terminated abnormally.	 */
# define CLD_DUMPED	CLD_DUMPED
  CLD_TRAPPED,			/* Traced child has trapped.  */
# define CLD_TRAPPED	CLD_TRAPPED
  CLD_STOPPED,			/* Child has stopped.  */
# define CLD_STOPPED	CLD_STOPPED
  CLD_CONTINUED			/* Stopped child has continued.	 */
# define CLD_CONTINUED	CLD_CONTINUED
};

/* `si_code' values for SIGPOLL signal.	 */
enum
{
  POLL_IN = 1,			/* Data input available.  */
# define POLL_IN	POLL_IN
  POLL_OUT,			/* Output buffers available.  */
# define POLL_OUT	POLL_OUT
  POLL_MSG,			/* Input message available.   */
# define POLL_MSG	POLL_MSG
  POLL_ERR,			/* I/O error.  */
# define POLL_ERR	POLL_ERR
  POLL_PRI,			/* High priority input available.  */
# define POLL_PRI	POLL_PRI
  POLL_HUP			/* Device disconnected.	 */
# define POLL_HUP	POLL_HUP
};

# undef __need_siginfo_t
#endif	/* !have siginfo_t && (have _SIGNAL_H || need siginfo_t).  */


#if (defined _SIGNAL_H || defined __need_sigevent_t) \
    && !defined __have_sigevent_t
# define __have_sigevent_t	1

/* Structure to transport application-defined values with signals.  */
# define __SIGEV_MAX_SIZE	64
# if __WORDSIZE == 64
#  define __SIGEV_PAD_SIZE	((__SIGEV_MAX_SIZE / sizeof (int)) - 4)
# else
#  define __SIGEV_PAD_SIZE	((__SIGEV_MAX_SIZE / sizeof (int)) - 3)
# endif

/* Forward declaration.  */
# ifndef __have_pthread_attr_t
typedef union pthread_attr_t pthread_attr_t;
#  define __have_pthread_attr_t	1
# endif

typedef struct sigevent
  {
    sigval_t sigev_value;
    int sigev_signo;
    int sigev_notify;

    union
      {
	int _pad[__SIGEV_PAD_SIZE];

	/* When SIGEV_SIGNAL and SIGEV_THREAD_ID set, LWP ID of the
	   thread to receive the signal.  */
	__pid_t _tid;

	struct
	  {
	    void (*_function) (sigval_t);	/* Function to start.	 */
	    pthread_attr_t *_attribute;		/* Thread attributes.  */
	  } _sigev_thread;
      } _sigev_un;
  } sigevent_t;

/* POSIX names to access some of the members.  */
# define sigev_notify_function	 _sigev_un._sigev_thread._function
# define sigev_notify_attributes _sigev_un._sigev_thread._attribute

/* `sigev_notify' values.  */
enum
{
  SIGEV_SIGNAL = 0,		/* Notify via signal.  */
# define SIGEV_SIGNAL	SIGEV_SIGNAL
  SIGEV_NONE,			/* Other notification: meaningless.  */
# define SIGEV_NONE	SIGEV_NONE
  SIGEV_THREAD,			/* Deliver via thread creation.	 */
# define SIGEV_THREAD	SIGEV_THREAD

  SIGEV_THREAD_ID = 4		/* Send signal to specific thread.  */
#define SIGEV_THREAD_ID	SIGEV_THREAD_ID
};

#endif	/* have _SIGNAL_H.  */
Commit	Line	Data
7bf75551	1	/* siginfo_t, sigevent and constants. S/390 version.
568035b7	2	Copyright (C) 2001-2013 Free Software Foundation, Inc.
ffeac417 UD	3	This file is part of the GNU C Library.
	4
	5	The GNU C Library is free software; you can redistribute it and/or
41bdb6e2 AJ	6	modify it under the terms of the GNU Lesser General Public
	7	License as published by the Free Software Foundation; either
	8	version 2.1 of the License, or (at your option) any later version.
ffeac417 UD	9
	10	The GNU C Library is distributed in the hope that it will be useful,
	11	but WITHOUT ANY WARRANTY; without even the implied warranty of
	12	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
41bdb6e2	13	Lesser General Public License for more details.
ffeac417	14
41bdb6e2	15	You should have received a copy of the GNU Lesser General Public
59ba27a6 PE	16	License along with the GNU C Library; if not, see
59ba27a6 PE	17	<http://www.gnu.org/licenses/>. */
ffeac417 UD	18
	19	#if !defined _SIGNAL_H && !defined __need_siginfo_t \
	20	&& !defined __need_sigevent_t
	21	# error "Never include this file directly. Use <signal.h> instead"
	22	#endif
	23
7bf75551 UD	24	#include <bits/wordsize.h>
7bf75551 UD	25
ffeac417 UD	26	#if (!defined __have_sigval_t \
ffeac417 UD	27	&& (defined _SIGNAL_H \|\| defined __need_siginfo_t \
204fcca2	28	\|\| defined __need_sigevent_t))
ffeac417 UD	29	# define __have_sigval_t 1
	30
	31	/* Type for data associated with a signal. */
	32	typedef union sigval
	33	{
	34	int sival_int;
	35	void *sival_ptr;
	36	} sigval_t;
	37	#endif
	38
	39	#if (!defined __have_siginfo_t \
	40	&& (defined _SIGNAL_H \|\| defined __need_siginfo_t))
	41	# define __have_siginfo_t 1
	42
	43	# define __SI_MAX_SIZE 128
7bf75551 UD	44	# if __WORDSIZE == 64
	45	# define __SI_PAD_SIZE ((__SI_MAX_SIZE / sizeof (int)) - 4)
	46	# else
	47	# define __SI_PAD_SIZE ((__SI_MAX_SIZE / sizeof (int)) - 3)
	48	# endif
ffeac417	49
4efeffc1	50	typedef struct
ffeac417 UD	51	{
	52	int si_signo; /* Signal number. */
	53	int si_errno; /* If non-zero, an errno value associated with
	54	this signal, as defined in <errno.h>. */
	55	int si_code; /* Signal code. */
	56
	57	union
	58	{
	59	int _pad[__SI_PAD_SIZE];
	60
	61	/* kill(). */
	62	struct
	63	{
	64	__pid_t si_pid; /* Sending process ID. */
	65	__uid_t si_uid; /* Real user ID of sending process. */
	66	} _kill;
	67
	68	/* POSIX.1b timers. */
	69	struct
	70	{
42374865 UD	71	int si_tid; /* Timer ID. */
42374865 UD	72	int si_overrun; /* Overrun count. */
42374865	73	sigval_t si_sigval; /* Signal value. */
ffeac417 UD	74	} _timer;
	75
	76	/* POSIX.1b signals. */
	77	struct
	78	{
	79	__pid_t si_pid; /* Sending process ID. */
	80	__uid_t si_uid; /* Real user ID of sending process. */
	81	sigval_t si_sigval; /* Signal value. */
	82	} _rt;
	83
	84	/* SIGCHLD. */
	85	struct
	86	{
	87	__pid_t si_pid; /* Which child. */
	88	__uid_t si_uid; /* Real user ID of sending process. */
	89	int si_status; /* Exit value or signal. */
	90	__clock_t si_utime;
	91	__clock_t si_stime;
	92	} _sigchld;
	93
	94	/* SIGILL, SIGFPE, SIGSEGV, SIGBUS. */
	95	struct
	96	{
	97	void si_addr; / Faulting insn/memory ref. */
204fcca2	98	int si_trapno;
ffeac417 UD	99	} _sigfault;
	100
	101	/* SIGPOLL. */
	102	struct
	103	{
	104	long int si_band; /* Band event for SIGPOLL. */
	105	int si_fd;
	106	} _sigpoll;
bfc07087 AJ	107
	108	/* SIGSYS. */
	109	struct
	110	{
	111	void _call_addr; / Calling user insn. */
	112	int _syscall; /* Triggering system call number. */
	113	unsigned int _arch; /* AUDIT_ARCH_* of syscall. */
	114	} _sigsys;
ffeac417 UD	115	} _sifields;
	116	} siginfo_t;
	117
	118
	119	/* X/Open requires some more fields with fixed names. */
	120	# define si_pid _sifields._kill.si_pid
	121	# define si_uid _sifields._kill.si_uid
42374865 UD	122	# define si_timerid _sifields._timer.si_tid
42374865 UD	123	# define si_overrun _sifields._timer.si_overrun
ffeac417 UD	124	# define si_status _sifields._sigchld.si_status
	125	# define si_utime _sifields._sigchld.si_utime
	126	# define si_stime _sifields._sigchld.si_stime
	127	# define si_value _sifields._rt.si_sigval
	128	# define si_int _sifields._rt.si_sigval.sival_int
	129	# define si_ptr _sifields._rt.si_sigval.sival_ptr
	130	# define si_addr _sifields._sigfault.si_addr
	131	# define si_trapno _sifields._sigfault.si_trapno
	132	# define si_band _sifields._sigpoll.si_band
	133	# define si_fd _sifields._sigpoll.si_fd
bfc07087 AJ	134	# define si_call_addr _sifields._sigsys._call_addr
	135	# define si_syscall _sifields._sigsys._syscall
	136	# define si_arch _sifields._sigsys._arch
ffeac417	137
7bf75551	138
ffeac417 UD	139	/* Values for `si_code'. Positive values are reserved for kernel-generated
	140	signals. */
	141	enum
	142	{
e7608d77	143	SI_ASYNCNL = -60, /* Sent by asynch name lookup completion. */
ffeac417	144	# define SI_ASYNCNL SI_ASYNCNL
e7608d77 UD	145	SI_TKILL = -6, /* Sent by tkill. */
e7608d77 UD	146	# define SI_TKILL SI_TKILL
ffeac417 UD	147	SI_SIGIO, /* Sent by queued SIGIO. */
	148	# define SI_SIGIO SI_SIGIO
	149	SI_ASYNCIO, /* Sent by AIO completion. */
	150	# define SI_ASYNCIO SI_ASYNCIO
	151	SI_MESGQ, /* Sent by real time mesq state change. */
	152	# define SI_MESGQ SI_MESGQ
	153	SI_TIMER, /* Sent by timer expiration. */
	154	# define SI_TIMER SI_TIMER
	155	SI_QUEUE, /* Sent by sigqueue. */
	156	# define SI_QUEUE SI_QUEUE
80e2212d	157	SI_USER, /* Sent by kill, sigsend. */
ffeac417 UD	158	# define SI_USER SI_USER
	159	SI_KERNEL = 0x80 /* Send by kernel. */
	160	#define SI_KERNEL SI_KERNEL
	161	};
	162
	163
	164	/* `si_code' values for SIGILL signal. */
	165	enum
	166	{
	167	ILL_ILLOPC = 1, /* Illegal opcode. */
	168	# define ILL_ILLOPC ILL_ILLOPC
	169	ILL_ILLOPN, /* Illegal operand. */
	170	# define ILL_ILLOPN ILL_ILLOPN
	171	ILL_ILLADR, /* Illegal addressing mode. */
	172	# define ILL_ILLADR ILL_ILLADR
	173	ILL_ILLTRP, /* Illegal trap. */
	174	# define ILL_ILLTRP ILL_ILLTRP
	175	ILL_PRVOPC, /* Privileged opcode. */
	176	# define ILL_PRVOPC ILL_PRVOPC
	177	ILL_PRVREG, /* Privileged register. */
	178	# define ILL_PRVREG ILL_PRVREG
	179	ILL_COPROC, /* Coprocessor error. */
	180	# define ILL_COPROC ILL_COPROC
	181	ILL_BADSTK /* Internal stack error. */
	182	# define ILL_BADSTK ILL_BADSTK
	183	};
	184
	185	/* `si_code' values for SIGFPE signal. */
	186	enum
	187	{
	188	FPE_INTDIV = 1, /* Integer divide by zero. */
	189	# define FPE_INTDIV FPE_INTDIV
	190	FPE_INTOVF, /* Integer overflow. */
	191	# define FPE_INTOVF FPE_INTOVF
	192	FPE_FLTDIV, /* Floating point divide by zero. */
	193	# define FPE_FLTDIV FPE_FLTDIV
	194	FPE_FLTOVF, /* Floating point overflow. */
	195	# define FPE_FLTOVF FPE_FLTOVF
	196	FPE_FLTUND, /* Floating point underflow. */
	197	# define FPE_FLTUND FPE_FLTUND
	198	FPE_FLTRES, /* Floating point inexact result. */
	199	# define FPE_FLTRES FPE_FLTRES
	200	FPE_FLTINV, /* Floating point invalid operation. */
	201	# define FPE_FLTINV FPE_FLTINV
	202	FPE_FLTSUB /* Subscript out of range. */
	203	# define FPE_FLTSUB FPE_FLTSUB
	204	};
	205
	206	/* `si_code' values for SIGSEGV signal. */
	207	enum
	208	{
	209	SEGV_MAPERR = 1, /* Address not mapped to object. */
	210	# define SEGV_MAPERR SEGV_MAPERR
	211	SEGV_ACCERR /* Invalid permissions for mapped object. */
	212	# define SEGV_ACCERR SEGV_ACCERR
	213	};
	214
	215	/* `si_code' values for SIGBUS signal. */
	216	enum
	217	{
	218	BUS_ADRALN = 1, /* Invalid address alignment. */
	219	# define BUS_ADRALN BUS_ADRALN
	220	BUS_ADRERR, /* Non-existant physical address. */
	221	# define BUS_ADRERR BUS_ADRERR
222	BUS_OBJERR /* Object specific hardware error. */
223	# define BUS_OBJERR BUS_OBJERR
224	};
225
226	/* `si_code' values for SIGTRAP signal. */
227	enum
228	{
229	TRAP_BRKPT = 1, /* Process breakpoint. */
230	# define TRAP_BRKPT TRAP_BRKPT
231	TRAP_TRACE /* Process trace trap. */
232	# define TRAP_TRACE TRAP_TRACE
233	};
234
235	/* `si_code' values for SIGCHLD signal. */
236	enum
237	{
238	CLD_EXITED = 1, /* Child has exited. */
239	# define CLD_EXITED CLD_EXITED
240	CLD_KILLED, /* Child was killed. */
241	# define CLD_KILLED CLD_KILLED
242	CLD_DUMPED, /* Child terminated abnormally. */
243	# define CLD_DUMPED CLD_DUMPED
244	CLD_TRAPPED, /* Traced child has trapped. */
245	# define CLD_TRAPPED CLD_TRAPPED
246	CLD_STOPPED, /* Child has stopped. */
247	# define CLD_STOPPED CLD_STOPPED
248	CLD_CONTINUED /* Stopped child has continued. */
249	# define CLD_CONTINUED CLD_CONTINUED
250	};
251
252	/* `si_code' values for SIGPOLL signal. */
253	enum
254	{
255	POLL_IN = 1, /* Data input available. */
256	# define POLL_IN POLL_IN
257	POLL_OUT, /* Output buffers available. */
258	# define POLL_OUT POLL_OUT
259	POLL_MSG, /* Input message available. */
260	# define POLL_MSG POLL_MSG
261	POLL_ERR, /* I/O error. */
262	# define POLL_ERR POLL_ERR
263	POLL_PRI, /* High priority input available. */
264	# define POLL_PRI POLL_PRI
265	POLL_HUP /* Device disconnected. */
266	# define POLL_HUP POLL_HUP
267	};
268
269	# undef __need_siginfo_t
270	#endif /* !have siginfo_t && (have _SIGNAL_H \|\| need siginfo_t). */
271
272
273	#if (defined _SIGNAL_H \|\| defined __need_sigevent_t) \
274	&& !defined __have_sigevent_t
275	# define __have_sigevent_t 1
276
277	/* Structure to transport application-defined values with signals. */
278	# define __SIGEV_MAX_SIZE 64
7bf75551 UD	279	# if __WORDSIZE == 64
	280	# define __SIGEV_PAD_SIZE ((__SIGEV_MAX_SIZE / sizeof (int)) - 4)
	281	# else
	282	# define __SIGEV_PAD_SIZE ((__SIGEV_MAX_SIZE / sizeof (int)) - 3)
	283	# endif
ffeac417	284
4a3dded5 UD	285	/* Forward declaration. */
4a3dded5 UD	286	# ifndef __have_pthread_attr_t
8da0464f	287	typedef union pthread_attr_t pthread_attr_t;
4a3dded5 UD	288	# define __have_pthread_attr_t 1
	289	# endif
	290
ffeac417 UD	291	typedef struct sigevent
	292	{
	293	sigval_t sigev_value;
	294	int sigev_signo;
	295	int sigev_notify;
	296
	297	union
	298	{
	299	int _pad[__SIGEV_PAD_SIZE];
	300
204fcca2 UD	301	/* When SIGEV_SIGNAL and SIGEV_THREAD_ID set, LWP ID of the
	302	thread to receive the signal. */
	303	__pid_t _tid;
	304
ffeac417 UD	305	struct
ffeac417 UD	306	{
33b5d0cc	307	void (_function) (sigval_t); / Function to start. */
4a3dded5	308	pthread_attr_t _attribute; / Thread attributes. */
ffeac417 UD	309	} _sigev_thread;
	310	} _sigev_un;
	311	} sigevent_t;
	312
	313	/* POSIX names to access some of the members. */
	314	# define sigev_notify_function _sigev_un._sigev_thread._function
	315	# define sigev_notify_attributes _sigev_un._sigev_thread._attribute
	316
	317	/* `sigev_notify' values. */
	318	enum
	319	{
	320	SIGEV_SIGNAL = 0, /* Notify via signal. */
	321	# define SIGEV_SIGNAL SIGEV_SIGNAL
	322	SIGEV_NONE, /* Other notification: meaningless. */
	323	# define SIGEV_NONE SIGEV_NONE
42374865	324	SIGEV_THREAD, /* Deliver via thread creation. */
ffeac417	325	# define SIGEV_THREAD SIGEV_THREAD
42374865 UD	326
	327	SIGEV_THREAD_ID = 4 /* Send signal to specific thread. */
	328	#define SIGEV_THREAD_ID SIGEV_THREAD_ID
ffeac417 UD	329	};
	330
	331	#endif /* have _SIGNAL_H. */