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

/* Copyright (C) 2011-2014 Free Software Foundation, Inc.
   This file is part of the GNU C Library.
   Contributed by Chris Metcalf <cmetcalf@tilera.com>, 2011.

   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;	/* TRAP # which caused the signal.  */
	    short int si_addr_lsb;	/* Valid LSB of the reported address.  */
	  } _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_addr_lsb	_sifields._sigfault.si_addr_lsb
# 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, raise.  */
# 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
  ILL_DBLFLT,			/* Double fault.  */
# define ILL_DBLFLT	ILL_DBLFLT
  ILL_HARDWALL			/* User networks hardwall violation.  */
# define ILL_HARDWALL	ILL_HARDWALL
};

/* `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
  BUS_MCEERR_AR,		/* Hardware memory error: action required.  */
# define BUS_MCEERR_AR	BUS_MCEERR_AR
  BUS_MCEERR_AO			/* Hardware memory error: action optional.  */
# define BUS_MCEERR_AO	BUS_MCEERR_AO
};

/* `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
d4697bc9	1	/* Copyright (C) 2011-2014 Free Software Foundation, Inc.
63d143a2 CM	2	This file is part of the GNU C Library.
	3	Contributed by Chris Metcalf <cmetcalf@tilera.com>, 2011.
	4
	5	The GNU C Library is free software; you can redistribute it and/or
	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.
	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
	13	Lesser General Public License for more details.
	14
	15	You should have received a copy of the GNU Lesser General Public
ab84e3ff PE	16	License along with the GNU C Library. If not, see
ab84e3ff PE	17	<http://www.gnu.org/licenses/>. */
63d143a2 CM	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
	24	#include <bits/wordsize.h>
	25
	26	#if (!defined __have_sigval_t \
	27	&& (defined _SIGNAL_H \|\| defined __need_siginfo_t \
	28	\|\| defined __need_sigevent_t))
	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
	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
	49
87df4a4b	50	typedef struct
63d143a2 CM	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	{
	71	int si_tid; /* Timer ID. */
	72	int si_overrun; /* Overrun count. */
	73	sigval_t si_sigval; /* Signal value. */
	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. */
85118d4d EBM	98	int si_trapno; /* TRAP # which caused the signal. */
85118d4d EBM	99	short int si_addr_lsb; /* Valid LSB of the reported address. */
63d143a2 CM	100	} _sigfault;
	101
	102	/* SIGPOLL. */
	103	struct
	104	{
	105	long int si_band; /* Band event for SIGPOLL. */
	106	int si_fd;
	107	} _sigpoll;
bfc07087 AJ	108
	109	/* SIGSYS. */
	110	struct
	111	{
	112	void _call_addr; / Calling user insn. */
	113	int _syscall; /* Triggering system call number. */
	114	unsigned int _arch; /* AUDIT_ARCH_* of syscall. */
	115	} _sigsys;
63d143a2 CM	116	} _sifields;
	117	} siginfo_t;
	118
	119
	120	/* X/Open requires some more fields with fixed names. */
	121	# define si_pid _sifields._kill.si_pid
	122	# define si_uid _sifields._kill.si_uid
	123	# define si_timerid _sifields._timer.si_tid
	124	# define si_overrun _sifields._timer.si_overrun
	125	# define si_status _sifields._sigchld.si_status
	126	# define si_utime _sifields._sigchld.si_utime
	127	# define si_stime _sifields._sigchld.si_stime
	128	# define si_value _sifields._rt.si_sigval
	129	# define si_int _sifields._rt.si_sigval.sival_int
	130	# define si_ptr _sifields._rt.si_sigval.sival_ptr
	131	# define si_addr _sifields._sigfault.si_addr
	132	# define si_trapno _sifields._sigfault.si_trapno
85118d4d	133	# define si_addr_lsb _sifields._sigfault.si_addr_lsb
63d143a2 CM	134	# define si_band _sifields._sigpoll.si_band
63d143a2 CM	135	# define si_fd _sifields._sigpoll.si_fd
bfc07087 AJ	136	# define si_call_addr _sifields._sigsys._call_addr
	137	# define si_syscall _sifields._sigsys._syscall
	138	# define si_arch _sifields._sigsys._arch
63d143a2 CM	139
	140
	141	/* Values for `si_code'. Positive values are reserved for kernel-generated
	142	signals. */
	143	enum
	144	{
	145	SI_ASYNCNL = -60, /* Sent by asynch name lookup completion. */
	146	# define SI_ASYNCNL SI_ASYNCNL
	147	SI_TKILL = -6, /* Sent by tkill. */
	148	# define SI_TKILL SI_TKILL
	149	SI_SIGIO, /* Sent by queued SIGIO. */
	150	# define SI_SIGIO SI_SIGIO
	151	SI_ASYNCIO, /* Sent by AIO completion. */
	152	# define SI_ASYNCIO SI_ASYNCIO
	153	SI_MESGQ, /* Sent by real time mesq state change. */
	154	# define SI_MESGQ SI_MESGQ
	155	SI_TIMER, /* Sent by timer expiration. */
	156	# define SI_TIMER SI_TIMER
	157	SI_QUEUE, /* Sent by sigqueue. */
	158	# define SI_QUEUE SI_QUEUE
	159	SI_USER, /* Sent by kill, sigsend, raise. */
	160	# define SI_USER SI_USER
	161	SI_KERNEL = 0x80 /* Send by kernel. */
	162	#define SI_KERNEL SI_KERNEL
	163	};
	164
	165
	166	/* `si_code' values for SIGILL signal. */
	167	enum
	168	{
	169	ILL_ILLOPC = 1, /* Illegal opcode. */
	170	# define ILL_ILLOPC ILL_ILLOPC
	171	ILL_ILLOPN, /* Illegal operand. */
	172	# define ILL_ILLOPN ILL_ILLOPN
	173	ILL_ILLADR, /* Illegal addressing mode. */
	174	# define ILL_ILLADR ILL_ILLADR
	175	ILL_ILLTRP, /* Illegal trap. */
	176	# define ILL_ILLTRP ILL_ILLTRP
	177	ILL_PRVOPC, /* Privileged opcode. */
	178	# define ILL_PRVOPC ILL_PRVOPC
	179	ILL_PRVREG, /* Privileged register. */
	180	# define ILL_PRVREG ILL_PRVREG
	181	ILL_COPROC, /* Coprocessor error. */
	182	# define ILL_COPROC ILL_COPROC
	183	ILL_BADSTK, /* Internal stack error. */
	184	# define ILL_BADSTK ILL_BADSTK
	185	ILL_DBLFLT, /* Double fault. */
	186	# define ILL_DBLFLT ILL_DBLFLT
	187	ILL_HARDWALL /* User networks hardwall violation. */
	188	# define ILL_HARDWALL ILL_HARDWALL
	189	};
	190
	191	/* `si_code' values for SIGFPE signal. */
	192	enum
	193	{
	194	FPE_INTDIV = 1, /* Integer divide by zero. */
	195	# define FPE_INTDIV FPE_INTDIV
	196	FPE_INTOVF, /* Integer overflow. */
	197	# define FPE_INTOVF FPE_INTOVF
	198	FPE_FLTDIV, /* Floating point divide by zero. */
	199	# define FPE_FLTDIV FPE_FLTDIV
	200	FPE_FLTOVF, /* Floating point overflow. */
	201	# define FPE_FLTOVF FPE_FLTOVF
	202	FPE_FLTUND, /* Floating point underflow. */
203	# define FPE_FLTUND FPE_FLTUND
204	FPE_FLTRES, /* Floating point inexact result. */
205	# define FPE_FLTRES FPE_FLTRES
206	FPE_FLTINV, /* Floating point invalid operation. */
207	# define FPE_FLTINV FPE_FLTINV
208	FPE_FLTSUB /* Subscript out of range. */
209	# define FPE_FLTSUB FPE_FLTSUB
210	};
211
212	/* `si_code' values for SIGSEGV signal. */
213	enum
214	{
215	SEGV_MAPERR = 1, /* Address not mapped to object. */
216	# define SEGV_MAPERR SEGV_MAPERR
217	SEGV_ACCERR /* Invalid permissions for mapped object. */
218	# define SEGV_ACCERR SEGV_ACCERR
219	};
220
221	/* `si_code' values for SIGBUS signal. */
222	enum
223	{
224	BUS_ADRALN = 1, /* Invalid address alignment. */
225	# define BUS_ADRALN BUS_ADRALN
226	BUS_ADRERR, /* Non-existant physical address. */
227	# define BUS_ADRERR BUS_ADRERR
85118d4d	228	BUS_OBJERR, /* Object specific hardware error. */
63d143a2	229	# define BUS_OBJERR BUS_OBJERR
85118d4d EBM	230	BUS_MCEERR_AR, /* Hardware memory error: action required. */
	231	# define BUS_MCEERR_AR BUS_MCEERR_AR
	232	BUS_MCEERR_AO /* Hardware memory error: action optional. */
	233	# define BUS_MCEERR_AO BUS_MCEERR_AO
63d143a2 CM	234	};
	235
	236	/* `si_code' values for SIGTRAP signal. */
	237	enum
	238	{
	239	TRAP_BRKPT = 1, /* Process breakpoint. */
	240	# define TRAP_BRKPT TRAP_BRKPT
	241	TRAP_TRACE /* Process trace trap. */
	242	# define TRAP_TRACE TRAP_TRACE
	243	};
	244
	245	/* `si_code' values for SIGCHLD signal. */
	246	enum
	247	{
	248	CLD_EXITED = 1, /* Child has exited. */
	249	# define CLD_EXITED CLD_EXITED
	250	CLD_KILLED, /* Child was killed. */
	251	# define CLD_KILLED CLD_KILLED
	252	CLD_DUMPED, /* Child terminated abnormally. */
	253	# define CLD_DUMPED CLD_DUMPED
	254	CLD_TRAPPED, /* Traced child has trapped. */
	255	# define CLD_TRAPPED CLD_TRAPPED
	256	CLD_STOPPED, /* Child has stopped. */
	257	# define CLD_STOPPED CLD_STOPPED
	258	CLD_CONTINUED /* Stopped child has continued. */
	259	# define CLD_CONTINUED CLD_CONTINUED
	260	};
	261
	262	/* `si_code' values for SIGPOLL signal. */
	263	enum
	264	{
	265	POLL_IN = 1, /* Data input available. */
	266	# define POLL_IN POLL_IN
	267	POLL_OUT, /* Output buffers available. */
	268	# define POLL_OUT POLL_OUT
	269	POLL_MSG, /* Input message available. */
	270	# define POLL_MSG POLL_MSG
	271	POLL_ERR, /* I/O error. */
	272	# define POLL_ERR POLL_ERR
	273	POLL_PRI, /* High priority input available. */
	274	# define POLL_PRI POLL_PRI
	275	POLL_HUP /* Device disconnected. */
	276	# define POLL_HUP POLL_HUP
	277	};
	278
	279	# undef __need_siginfo_t
	280	#endif /* !have siginfo_t && (have _SIGNAL_H \|\| need siginfo_t). */
	281
	282
	283	#if (defined _SIGNAL_H \|\| defined __need_sigevent_t) \
	284	&& !defined __have_sigevent_t
	285	# define __have_sigevent_t 1
	286
	287	/* Structure to transport application-defined values with signals. */
	288	# define __SIGEV_MAX_SIZE 64
	289	# if __WORDSIZE == 64
	290	# define __SIGEV_PAD_SIZE ((__SIGEV_MAX_SIZE / sizeof (int)) - 4)
	291	# else
	292	# define __SIGEV_PAD_SIZE ((__SIGEV_MAX_SIZE / sizeof (int)) - 3)
	293	# endif
	294
87df4a4b CM	295	/* Forward declaration. */
	296	# ifndef __have_pthread_attr_t
	297	typedef union pthread_attr_t pthread_attr_t;
	298	# define __have_pthread_attr_t 1
	299	# endif
	300
63d143a2 CM	301	typedef struct sigevent
	302	{
	303	sigval_t sigev_value;
	304	int sigev_signo;
	305	int sigev_notify;
	306
	307	union
	308	{
	309	int _pad[__SIGEV_PAD_SIZE];
	310
	311	/* When SIGEV_SIGNAL and SIGEV_THREAD_ID set, LWP ID of the
	312	thread to receive the signal. */
	313	__pid_t _tid;
	314
	315	struct
	316	{
	317	void (_function) (sigval_t); / Function to start. */
87df4a4b	318	pthread_attr_t _attribute; / Thread attributes. */
63d143a2 CM	319	} _sigev_thread;
	320	} _sigev_un;
	321	} sigevent_t;
	322
	323	/* POSIX names to access some of the members. */
	324	# define sigev_notify_function _sigev_un._sigev_thread._function
	325	# define sigev_notify_attributes _sigev_un._sigev_thread._attribute
	326
	327	/* `sigev_notify' values. */
	328	enum
	329	{
	330	SIGEV_SIGNAL = 0, /* Notify via signal. */
	331	# define SIGEV_SIGNAL SIGEV_SIGNAL
	332	SIGEV_NONE, /* Other notification: meaningless. */
	333	# define SIGEV_NONE SIGEV_NONE
	334	SIGEV_THREAD, /* Deliver via thread creation. */
	335	# define SIGEV_THREAD SIGEV_THREAD
	336
	337	SIGEV_THREAD_ID = 4 /* Send signal to specific thread. */
	338	#define SIGEV_THREAD_ID SIGEV_THREAD_ID
	339	};
	340
	341	#endif /* have _SIGNAL_H. */