1 /* siginfo_t, sigevent and constants. Linux/ia64 version.
2 Copyright (C) 2000, 2001 Free Software Foundation, Inc.
3 This file is part of the GNU C Library.
4 Contributed by David Mosberger-Tang <davidm@hpl.hp.com>.
6 The GNU C Library is free software; you can redistribute it and/or
7 modify it under the terms of the GNU Library General Public License as
8 published by the Free Software Foundation; either version 2 of the
9 License, or (at your option) any later version.
11 The GNU C Library is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 Library General Public License for more details.
16 You should have received a copy of the GNU Library General Public
17 License along with the GNU C Library; see the file COPYING.LIB. If not,
18 write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
19 Boston, MA 02111-1307, USA. */
21 #if !defined _SIGNAL_H && !defined __need_siginfo_t \
22 && !defined __need_sigevent_t
23 # error "Never include this file directly. Use <signal.h> instead"
26 #if (!defined __have_sigval_t \
27 && (defined _SIGNAL_H || defined __need_siginfo_t \
28 || defined __need_sigval_t))
29 # define __have_sigval_t 1
31 /* Type for data associated with a signal. */
39 #if (!defined __have_siginfo_t \
40 && (defined _SIGNAL_H || defined __need_siginfo_t))
41 # define __have_siginfo_t 1
43 # define __SI_MAX_SIZE 128
44 # define __SI_PAD_SIZE ((__SI_MAX_SIZE / sizeof (int)) - 4)
46 typedef struct siginfo
48 int si_signo; /* Signal number. */
49 int si_errno; /* If non-zero, an errno value associated with
50 this signal, as defined in <errno.h>. */
51 int si_code; /* Signal code. */
55 int _pad[__SI_PAD_SIZE];
60 __pid_t si_pid; /* Sending process ID. */
61 __uid_t si_uid; /* Real user ID of sending process. */
64 /* POSIX.1b timers. */
71 /* POSIX.1b signals. */
74 __pid_t si_pid; /* Sending process ID. */
75 __uid_t si_uid; /* Real user ID of sending process. */
76 sigval_t si_sigval; /* Signal value. */
82 __pid_t si_pid; /* Which child. */
83 __uid_t si_uid; /* Real user ID of sending process. */
84 int si_status; /* Exit value or signal. */
89 /* SIGILL, SIGFPE, SIGSEGV, SIGBUS. */
92 void *si_addr; /* Faulting insn/memory ref. */
95 unsigned long int _si_isr;
101 long int si_band; /* Band event for SIGPOLL. */
108 /* X/Open requires some more fields with fixed names. */
109 # define si_pid _sifields._kill.si_pid
110 # define si_uid _sifields._kill.si_uid
111 # define si_status _sifields._sigchld.si_status
112 # define si_utime _sifields._sigchld.si_utime
113 # define si_stime _sifields._sigchld.si_stime
114 # define si_value _sifields._rt.si_sigval
115 # define si_int _sifields._rt.si_sigval.sival_int
116 # define si_ptr _sifields._rt.si_sigval.sival_ptr
117 # define si_addr _sifields._sigfault.si_addr
118 # define si_band _sifields._sigpoll.si_band
119 # define si_fd _sifields._sigpoll.si_fd
122 # define si_imm _sifields._sigfault._si_imm
123 # define si_isr _sifields._sigfault._si_isr
126 /* Values for `si_code'. Positive values are reserved for kernel-generated
130 SI_SIGIO = -5, /* Sent by queued SIGIO. */
131 # define SI_SIGIO SI_SIGIO
132 SI_ASYNCIO, /* Sent by AIO completion. */
133 # define SI_ASYNCIO SI_ASYNCIO
134 SI_MESGQ, /* Sent by real time mesq state change. */
135 # define SI_MESGQ SI_MESGQ
136 SI_TIMER, /* Sent by timer expiration. */
137 # define SI_TIMER SI_TIMER
138 SI_QUEUE, /* Sent by sigqueue. */
139 # define SI_QUEUE SI_QUEUE
140 SI_USER, /* Sent by kill, sigsend, raise. */
141 # define SI_USER SI_USER
142 SI_KERNEL = 0x80 /* Send by kernel. */
143 #define SI_KERNEL SI_KERNEL
147 /* `si_code' values for SIGILL signal. */
150 ILL_ILLOPC = 1, /* Illegal opcode. */
151 # define ILL_ILLOPC ILL_ILLOPC
152 ILL_ILLOPN, /* Illegal operand. */
153 # define ILL_ILLOPN ILL_ILLOPN
154 ILL_ILLADR, /* Illegal addressing mode. */
155 # define ILL_ILLADR ILL_ILLADR
156 ILL_ILLTRP, /* Illegal trap. */
157 # define ILL_ILLTRP ILL_ILLTRP
158 ILL_PRVOPC, /* Privileged opcode. */
159 # define ILL_PRVOPC ILL_PRVOPC
160 ILL_PRVREG, /* Privileged register. */
161 # define ILL_PRVREG ILL_PRVREG
162 ILL_COPROC, /* Coprocessor error. */
163 # define ILL_COPROC ILL_COPROC
164 ILL_BADSTK, /* Internal stack error. */
165 # define ILL_BADSTK ILL_BADSTK
166 ILL_BADIADDR /* Unimplemented instruction address. */
167 # define ILL_BADIADDR ILL_BADIADDR
171 # define ILL_BREAK __ILL_BREAK
175 /* `si_code' values for SIGFPE signal. */
178 FPE_INTDIV = 1, /* Integer divide by zero. */
179 # define FPE_INTDIV FPE_INTDIV
180 FPE_INTOVF, /* Integer overflow. */
181 # define FPE_INTOVF FPE_INTOVF
182 FPE_FLTDIV, /* Floating point divide by zero. */
183 # define FPE_FLTDIV FPE_FLTDIV
184 FPE_FLTOVF, /* Floating point overflow. */
185 # define FPE_FLTOVF FPE_FLTOVF
186 FPE_FLTUND, /* Floating point underflow. */
187 # define FPE_FLTUND FPE_FLTUND
188 FPE_FLTRES, /* Floating point inexact result. */
189 # define FPE_FLTRES FPE_FLTRES
190 FPE_FLTINV, /* Floating point invalid operation. */
191 # define FPE_FLTINV FPE_FLTINV
192 FPE_FLTSUB /* Subscript out of range. */
193 # define FPE_FLTSUB FPE_FLTSUB
196 # define FPE_DECOVF __FPE_DECOVF
198 # define FPE_DECDIV __FPE_DECDIV
200 # define FPE_DECERR __FPE_DECERR
202 # define FPE_INVASC __FPE_INVASC
204 # define FPE_INVDEC __FPE_INVDEC
208 /* `si_code' values for SIGSEGV signal. */
211 SEGV_MAPERR = 1, /* Address not mapped to object. */
212 # define SEGV_MAPERR SEGV_MAPERR
213 SEGV_ACCERR /* Invalid permissions for mapped object. */
214 # define SEGV_ACCERR SEGV_ACCERR
216 , SEGV_PSTKOVF /* Paragraph stack overflow. */
217 # define SEGV_PSTKOVF __SEGV_PSTKOVF
221 /* `si_code' values for SIGBUS signal. */
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
228 BUS_OBJERR /* Object specific hardware error. */
229 # define BUS_OBJERR BUS_OBJERR
232 /* `si_code' values for SIGTRAP signal. */
235 TRAP_BRKPT = 1, /* Process breakpoint. */
236 # define TRAP_BRKPT TRAP_BRKPT
237 TRAP_TRACE /* Process trace trap. */
238 # define TRAP_TRACE TRAP_TRACE
242 # define TRAP_BRANCH TRAP_BRANCH
244 # define TRAP_HWBKPT TRAP_HWBKPT
248 /* `si_code' values for SIGCHLD signal. */
251 CLD_EXITED = 1, /* Child has exited. */
252 # define CLD_EXITED CLD_EXITED
253 CLD_KILLED, /* Child was killed. */
254 # define CLD_KILLED CLD_KILLED
255 CLD_DUMPED, /* Child terminated abnormally. */
256 # define CLD_DUMPED CLD_DUMPED
257 CLD_TRAPPED, /* Traced child has trapped. */
258 # define CLD_TRAPPED CLD_TRAPPED
259 CLD_STOPPED, /* Child has stopped. */
260 # define CLD_STOPPED CLD_STOPPED
261 CLD_CONTINUED /* Stopped child has continued. */
262 # define CLD_CONTINUED CLD_CONTINUED
265 /* `si_code' values for SIGPOLL signal. */
268 POLL_IN = 1, /* Data input available. */
269 # define POLL_IN POLL_IN
270 POLL_OUT, /* Output buffers available. */
271 # define POLL_OUT POLL_OUT
272 POLL_MSG, /* Input message available. */
273 # define POLL_MSG POLL_MSG
274 POLL_ERR, /* I/O error. */
275 # define POLL_ERR POLL_ERR
276 POLL_PRI, /* High priority input available. */
277 # define POLL_PRI POLL_PRI
278 POLL_HUP /* Device disconnected. */
279 # define POLL_HUP POLL_HUP
282 # undef __need_siginfo_t
283 #endif /* !have siginfo_t && (have _SIGNAL_H || need siginfo_t). */
286 #if (defined _SIGNAL_H || defined __need_sigevent_t) \
287 && !defined __have_sigevent_t
288 # define __have_sigevent_t 1
290 /* Structure to transport application-defined values with signals. */
291 # define __SIGEV_MAX_SIZE 64
292 # define __SIGEV_PAD_SIZE ((__SIGEV_MAX_SIZE / sizeof (int)) - 4)
294 /* Forward declaration of the `pthread_attr_t' type. */
295 struct __pthread_attr_s;
297 typedef struct sigevent
299 sigval_t sigev_value;
305 int _pad[__SIGEV_PAD_SIZE];
309 void (*_function) (sigval_t); /* Function to start. */
310 struct __pthread_attr_s *_attribute; /* Really pthread_attr_t. */
315 /* POSIX names to access some of the members. */
316 # define sigev_notify_function _sigev_un._sigev_thread._function
317 # define sigev_notify_attributes _sigev_un._sigev_thread._attribute
319 /* `sigev_notify' values. */
322 SIGEV_SIGNAL = 0, /* Notify via signal. */
323 # define SIGEV_SIGNAL SIGEV_SIGNAL
324 SIGEV_NONE, /* Other notification: meaningless. */
325 # define SIGEV_NONE SIGEV_NONE
326 SIGEV_THREAD /* Deliver via thread creation. */
327 # define SIGEV_THREAD SIGEV_THREAD
330 #endif /* have _SIGNAL_H. */