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

/* Copyright (C) 2011 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, write to the Free
   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
   02111-1307 USA.  */

#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 siginfo
  {
    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 */
	  } _sigfault;

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


/* 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
};

/* `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

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.  */
	    void *_attribute;			/* Really pthread_attr_t.  */
	  } _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
63d143a2 CM	1	/* Copyright (C) 2011 Free Software Foundation, Inc.
	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
	16	License along with the GNU C Library; if not, write to the Free
	17	Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
	18	02111-1307 USA. */
	19
	20	#if !defined _SIGNAL_H && !defined __need_siginfo_t \
	21	&& !defined __need_sigevent_t
	22	# error "Never include this file directly. Use <signal.h> instead"
	23	#endif
	24
	25	#include <bits/wordsize.h>
	26
	27	#if (!defined __have_sigval_t \
	28	&& (defined _SIGNAL_H \|\| defined __need_siginfo_t \
	29	\|\| defined __need_sigevent_t))
	30	# define __have_sigval_t 1
	31
	32	/* Type for data associated with a signal. */
	33	typedef union sigval
	34	{
	35	int sival_int;
	36	void *sival_ptr;
	37	} sigval_t;
	38	#endif
	39
	40	#if (!defined __have_siginfo_t \
	41	&& (defined _SIGNAL_H \|\| defined __need_siginfo_t))
	42	# define __have_siginfo_t 1
	43
	44	# define __SI_MAX_SIZE 128
	45	# if __WORDSIZE == 64
	46	# define __SI_PAD_SIZE ((__SI_MAX_SIZE / sizeof (int)) - 4)
	47	# else
	48	# define __SI_PAD_SIZE ((__SI_MAX_SIZE / sizeof (int)) - 3)
	49	# endif
	50
	51	typedef struct siginfo
	52	{
	53	int si_signo; /* Signal number. */
	54	int si_errno; /* If non-zero, an errno value associated with
	55	this signal, as defined in <errno.h>. */
	56	int si_code; /* Signal code. */
	57
	58	union
	59	{
	60	int _pad[__SI_PAD_SIZE];
	61
	62	/* kill(). */
	63	struct
	64	{
65	__pid_t si_pid; /* Sending process ID. */
66	__uid_t si_uid; /* Real user ID of sending process. */
67	} _kill;
68
69	/* POSIX.1b timers. */
70	struct
71	{
72	int si_tid; /* Timer ID. */
73	int si_overrun; /* Overrun count. */
74	sigval_t si_sigval; /* Signal value. */
75	} _timer;
76
77	/* POSIX.1b signals. */
78	struct
79	{
80	__pid_t si_pid; /* Sending process ID. */
81	__uid_t si_uid; /* Real user ID of sending process. */
82	sigval_t si_sigval; /* Signal value. */
83	} _rt;
84
85	/* SIGCHLD. */
86	struct
87	{
88	__pid_t si_pid; /* Which child. */
89	__uid_t si_uid; /* Real user ID of sending process. */
90	int si_status; /* Exit value or signal. */
91	__clock_t si_utime;
92	__clock_t si_stime;
93	} _sigchld;
94
95	/* SIGILL, SIGFPE, SIGSEGV, SIGBUS. */
96	struct
97	{
98	void si_addr; / Faulting insn/memory ref. */
99	int si_trapno; /* TRAP # which caused the signal */
100	} _sigfault;
101
102	/* SIGPOLL. */
103	struct
104	{
105	long int si_band; /* Band event for SIGPOLL. */
106	int si_fd;
107	} _sigpoll;
108	} _sifields;
109	} siginfo_t;
110
111
112	/* X/Open requires some more fields with fixed names. */
113	# define si_pid _sifields._kill.si_pid
114	# define si_uid _sifields._kill.si_uid
115	# define si_timerid _sifields._timer.si_tid
116	# define si_overrun _sifields._timer.si_overrun
117	# define si_status _sifields._sigchld.si_status
118	# define si_utime _sifields._sigchld.si_utime
119	# define si_stime _sifields._sigchld.si_stime
120	# define si_value _sifields._rt.si_sigval
121	# define si_int _sifields._rt.si_sigval.sival_int
122	# define si_ptr _sifields._rt.si_sigval.sival_ptr
123	# define si_addr _sifields._sigfault.si_addr
124	# define si_trapno _sifields._sigfault.si_trapno
125	# define si_band _sifields._sigpoll.si_band
126	# define si_fd _sifields._sigpoll.si_fd
127
128
129	/* Values for `si_code'. Positive values are reserved for kernel-generated
130	signals. */
131	enum
132	{
133	SI_ASYNCNL = -60, /* Sent by asynch name lookup completion. */
134	# define SI_ASYNCNL SI_ASYNCNL
135	SI_TKILL = -6, /* Sent by tkill. */
136	# define SI_TKILL SI_TKILL
137	SI_SIGIO, /* Sent by queued SIGIO. */
138	# define SI_SIGIO SI_SIGIO
139	SI_ASYNCIO, /* Sent by AIO completion. */
140	# define SI_ASYNCIO SI_ASYNCIO
141	SI_MESGQ, /* Sent by real time mesq state change. */
142	# define SI_MESGQ SI_MESGQ
143	SI_TIMER, /* Sent by timer expiration. */
144	# define SI_TIMER SI_TIMER
145	SI_QUEUE, /* Sent by sigqueue. */
146	# define SI_QUEUE SI_QUEUE
147	SI_USER, /* Sent by kill, sigsend, raise. */
148	# define SI_USER SI_USER
149	SI_KERNEL = 0x80 /* Send by kernel. */
150	#define SI_KERNEL SI_KERNEL
151	};
152
153
154	/* `si_code' values for SIGILL signal. */
155	enum
156	{
157	ILL_ILLOPC = 1, /* Illegal opcode. */
158	# define ILL_ILLOPC ILL_ILLOPC
159	ILL_ILLOPN, /* Illegal operand. */
160	# define ILL_ILLOPN ILL_ILLOPN
161	ILL_ILLADR, /* Illegal addressing mode. */
162	# define ILL_ILLADR ILL_ILLADR
163	ILL_ILLTRP, /* Illegal trap. */
164	# define ILL_ILLTRP ILL_ILLTRP
165	ILL_PRVOPC, /* Privileged opcode. */
166	# define ILL_PRVOPC ILL_PRVOPC
167	ILL_PRVREG, /* Privileged register. */
168	# define ILL_PRVREG ILL_PRVREG
169	ILL_COPROC, /* Coprocessor error. */
170	# define ILL_COPROC ILL_COPROC
171	ILL_BADSTK, /* Internal stack error. */
172	# define ILL_BADSTK ILL_BADSTK
173	ILL_DBLFLT, /* Double fault. */
174	# define ILL_DBLFLT ILL_DBLFLT
175	ILL_HARDWALL /* User networks hardwall violation. */
176	# define ILL_HARDWALL ILL_HARDWALL
177	};
178
179	/* `si_code' values for SIGFPE signal. */
180	enum
181	{
182	FPE_INTDIV = 1, /* Integer divide by zero. */
183	# define FPE_INTDIV FPE_INTDIV
184	FPE_INTOVF, /* Integer overflow. */
185	# define FPE_INTOVF FPE_INTOVF
186	FPE_FLTDIV, /* Floating point divide by zero. */
187	# define FPE_FLTDIV FPE_FLTDIV
188	FPE_FLTOVF, /* Floating point overflow. */
189	# define FPE_FLTOVF FPE_FLTOVF
190	FPE_FLTUND, /* Floating point underflow. */
191	# define FPE_FLTUND FPE_FLTUND
192	FPE_FLTRES, /* Floating point inexact result. */
193	# define FPE_FLTRES FPE_FLTRES
194	FPE_FLTINV, /* Floating point invalid operation. */
195	# define FPE_FLTINV FPE_FLTINV
196	FPE_FLTSUB /* Subscript out of range. */
197	# define FPE_FLTSUB FPE_FLTSUB
198	};
199
200	/* `si_code' values for SIGSEGV signal. */
201	enum
202	{
203	SEGV_MAPERR = 1, /* Address not mapped to object. */
204	# define SEGV_MAPERR SEGV_MAPERR
205	SEGV_ACCERR /* Invalid permissions for mapped object. */
206	# define SEGV_ACCERR SEGV_ACCERR
207	};
208
209	/* `si_code' values for SIGBUS signal. */
210	enum
211	{
212	BUS_ADRALN = 1, /* Invalid address alignment. */
213	# define BUS_ADRALN BUS_ADRALN
214	BUS_ADRERR, /* Non-existant physical address. */
215	# define BUS_ADRERR BUS_ADRERR
216	BUS_OBJERR /* Object specific hardware error. */
217	# define BUS_OBJERR BUS_OBJERR
218	};
219
220	/* `si_code' values for SIGTRAP signal. */
221	enum
222	{
223	TRAP_BRKPT = 1, /* Process breakpoint. */
224	# define TRAP_BRKPT TRAP_BRKPT
225	TRAP_TRACE /* Process trace trap. */
226	# define TRAP_TRACE TRAP_TRACE
227	};
228
229	/* `si_code' values for SIGCHLD signal. */
230	enum
231	{
232	CLD_EXITED = 1, /* Child has exited. */
233	# define CLD_EXITED CLD_EXITED
234	CLD_KILLED, /* Child was killed. */
235	# define CLD_KILLED CLD_KILLED
236	CLD_DUMPED, /* Child terminated abnormally. */
237	# define CLD_DUMPED CLD_DUMPED
238	CLD_TRAPPED, /* Traced child has trapped. */
239	# define CLD_TRAPPED CLD_TRAPPED
240	CLD_STOPPED, /* Child has stopped. */
241	# define CLD_STOPPED CLD_STOPPED
242	CLD_CONTINUED /* Stopped child has continued. */
243	# define CLD_CONTINUED CLD_CONTINUED
244	};
245
246	/* `si_code' values for SIGPOLL signal. */
247	enum
248	{
249	POLL_IN = 1, /* Data input available. */
250	# define POLL_IN POLL_IN
251	POLL_OUT, /* Output buffers available. */
252	# define POLL_OUT POLL_OUT
253	POLL_MSG, /* Input message available. */
254	# define POLL_MSG POLL_MSG
255	POLL_ERR, /* I/O error. */
256	# define POLL_ERR POLL_ERR
257	POLL_PRI, /* High priority input available. */
258	# define POLL_PRI POLL_PRI
259	POLL_HUP /* Device disconnected. */
260	# define POLL_HUP POLL_HUP
261	};
262
263	# undef __need_siginfo_t
264	#endif /* !have siginfo_t && (have _SIGNAL_H \|\| need siginfo_t). */
265
266
267	#if (defined _SIGNAL_H \|\| defined __need_sigevent_t) \
268	&& !defined __have_sigevent_t
269	# define __have_sigevent_t 1
270
271	/* Structure to transport application-defined values with signals. */
272	# define __SIGEV_MAX_SIZE 64
273	# if __WORDSIZE == 64
274	# define __SIGEV_PAD_SIZE ((__SIGEV_MAX_SIZE / sizeof (int)) - 4)
275	# else
276	# define __SIGEV_PAD_SIZE ((__SIGEV_MAX_SIZE / sizeof (int)) - 3)
277	# endif
278
279	typedef struct sigevent
280	{
281	sigval_t sigev_value;
282	int sigev_signo;
283	int sigev_notify;
284
285	union
286	{
287	int _pad[__SIGEV_PAD_SIZE];
288
289	/* When SIGEV_SIGNAL and SIGEV_THREAD_ID set, LWP ID of the
290	thread to receive the signal. */
291	__pid_t _tid;
292
293	struct
294	{
295	void (_function) (sigval_t); / Function to start. */
296	void _attribute; / Really pthread_attr_t. */
297	} _sigev_thread;
298	} _sigev_un;
299	} sigevent_t;
300
301	/* POSIX names to access some of the members. */
302	# define sigev_notify_function _sigev_un._sigev_thread._function
303	# define sigev_notify_attributes _sigev_un._sigev_thread._attribute
304
305	/* `sigev_notify' values. */
306	enum
307	{
308	SIGEV_SIGNAL = 0, /* Notify via signal. */
309	# define SIGEV_SIGNAL SIGEV_SIGNAL
310	SIGEV_NONE, /* Other notification: meaningless. */
311	# define SIGEV_NONE SIGEV_NONE
312	SIGEV_THREAD, /* Deliver via thread creation. */
313	# define SIGEV_THREAD SIGEV_THREAD
314
315	SIGEV_THREAD_ID = 4 /* Send signal to specific thread. */
316	#define SIGEV_THREAD_ID SIGEV_THREAD_ID
317	};
318
319	#endif /* have _SIGNAL_H. */