1 /* siginfo_t, sigevent and constants. Linux/ia64 version.
2 Copyright (C) 2000 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 # error "Never include this file directly. Use <signal.h> instead"
25 #if (!defined __have_siginfo_t \
26 && (defined _SIGNAL_H || defined __need_siginfo_t))
27 # define __have_siginfo_t 1
29 /* Type for data associated with a signal. */
36 # define __SI_MAX_SIZE 128
37 # define __SI_PAD_SIZE ((__SI_MAX_SIZE / sizeof (int)) - 3)
39 typedef struct siginfo
41 int si_signo; /* Signal number. */
42 int si_errno; /* If non-zero, an errno value associated with
43 this signal, as defined in <errno.h>. */
44 int si_code; /* Signal code. */
48 int _pad[__SI_PAD_SIZE];
53 __pid_t si_pid; /* Sending process ID. */
54 __uid_t si_uid; /* Real user ID of sending process. */
57 /* POSIX.1b timers. */
64 /* POSIX.1b signals. */
67 __pid_t si_pid; /* Sending process ID. */
68 __uid_t si_uid; /* Real user ID of sending process. */
69 sigval_t si_sigval; /* Signal value. */
75 __pid_t si_pid; /* Which child. */
76 __uid_t si_uid; /* Real user ID of sending process. */
77 int si_status; /* Exit value or signal. */
82 /* SIGILL, SIGFPE, SIGSEGV, SIGBUS. */
85 void *si_addr; /* Faulting insn/memory ref. */
88 unsigned long int _si_isr;
94 long int si_band; /* Band event for SIGPOLL. */
101 /* X/Open requires some more fields with fixed names. */
102 # define si_pid _sifields._kill.si_pid
103 # define si_uid _sifields._kill.si_uid
104 # define si_status _sifields._sigchld.si_status
105 # define si_utime _sifields._sigchld.si_utime
106 # define si_stime _sifields._sigchld.si_stime
107 # define si_value _sifields._rt.si_sigval
108 # define si_int _sifields._rt.si_sigval.sival_int
109 # define si_ptr _sifields._rt.si_sigval.sival_ptr
110 # define si_addr _sifields._sigfault.si_addr
111 # define si_band _sifields._sigpoll.si_band
112 # define si_fd _sifields._sigpoll.si_fd
115 # define si_imm _sifields._sigfault._si_imm
116 # define si_isr _sifields._sigfault._si_isr
119 /* Values for `si_code'. Positive values are reserved for kernel-generated
123 SI_SIGIO = -5, /* Sent by queued SIGIO. */
124 # define SI_SIGIO SI_SIGIO
125 SI_ASYNCIO, /* Sent by AIO completion. */
126 # define SI_ASYNCIO SI_ASYNCIO
127 SI_MESGQ, /* Sent by real time mesq state change. */
128 # define SI_MESGQ SI_MESGQ
129 SI_TIMER, /* Sent by timer expiration. */
130 # define SI_TIMER SI_TIMER
131 SI_QUEUE, /* Sent by sigqueue. */
132 # define SI_QUEUE SI_QUEUE
133 SI_USER /* Sent by kill, sigsend, raise. */
134 # define SI_USER SI_USER
138 /* `si_code' values for SIGILL signal. */
141 ILL_ILLOPC = 1, /* Illegal opcode. */
142 # define ILL_ILLOPC ILL_ILLOPC
143 ILL_ILLOPN, /* Illegal operand. */
144 # define ILL_ILLOPN ILL_ILLOPN
145 ILL_ILLADR, /* Illegal addressing mode. */
146 # define ILL_ILLADR ILL_ILLADR
147 ILL_ILLTRP, /* Illegal trap. */
148 # define ILL_ILLTRP ILL_ILLTRP
149 ILL_PRVOPC, /* Privileged opcode. */
150 # define ILL_PRVOPC ILL_PRVOPC
151 ILL_PRVREG, /* Privileged register. */
152 # define ILL_PRVREG ILL_PRVREG
153 ILL_COPROC, /* Coprocessor error. */
154 # define ILL_COPROC ILL_COPROC
155 ILL_BADSTK /* Internal stack error. */
156 # define ILL_BADSTK ILL_BADSTK
160 # define ILL_BREAK __ILL_BREAK
164 /* `si_code' values for SIGFPE signal. */
167 FPE_INTDIV = 1, /* Integer divide by zero. */
168 # define FPE_INTDIV FPE_INTDIV
169 FPE_INTOVF, /* Integer overflow. */
170 # define FPE_INTOVF FPE_INTOVF
171 FPE_FLTDIV, /* Floating point divide by zero. */
172 # define FPE_FLTDIV FPE_FLTDIV
173 FPE_FLTOVF, /* Floating point overflow. */
174 # define FPE_FLTOVF FPE_FLTOVF
175 FPE_FLTUND, /* Floating point underflow. */
176 # define FPE_FLTUND FPE_FLTUND
177 FPE_FLTRES, /* Floating point inexact result. */
178 # define FPE_FLTRES FPE_FLTRES
179 FPE_FLTINV, /* Floating point invalid operation. */
180 # define FPE_FLTINV FPE_FLTINV
181 FPE_FLTSUB /* Subscript out of range. */
182 # define FPE_FLTSUB FPE_FLTSUB
185 # define FPE_DECOVF __FPE_DECOVF
187 # define FPE_DECDIV __FPE_DECDIV
189 # define FPE_DECERR __FPE_DECERR
191 # define FPE_INVASC __FPE_INVASC
193 # define FPE_INVDEC __FPE_INVDEC
197 /* `si_code' values for SIGSEGV signal. */
200 SEGV_MAPERR = 1, /* Address not mapped to object. */
201 # define SEGV_MAPERR SEGV_MAPERR
202 SEGV_ACCERR /* Invalid permissions for mapped object. */
203 # define SEGV_ACCERR SEGV_ACCERR
206 /* `si_code' values for SIGBUS signal. */
209 BUS_ADRALN = 1, /* Invalid address alignment. */
210 # define BUS_ADRALN BUS_ADRALN
211 BUS_ADRERR, /* Non-existant physical address. */
212 # define BUS_ADRERR BUS_ADRERR
213 BUS_OBJERR /* Object specific hardware error. */
214 # define BUS_OBJERR BUS_OBJERR
217 /* `si_code' values for SIGTRAP signal. */
220 TRAP_BRKPT = 1, /* Process breakpoint. */
221 # define TRAP_BRKPT TRAP_BRKPT
222 TRAP_TRACE /* Process trace trap. */
223 # define TRAP_TRACE TRAP_TRACE
227 # define TRAP_BRANCH TRAP_BRANCH
229 # define TRAP_HWBKPT TRAP_HWBKPT
233 /* `si_code' values for SIGCHLD signal. */
236 CLD_EXITED = 1, /* Child has exited. */
237 # define CLD_EXITED CLD_EXITED
238 CLD_KILLED, /* Child was killed. */
239 # define CLD_KILLED CLD_KILLED
240 CLD_DUMPED, /* Child terminated abnormally. */
241 # define CLD_DUMPED CLD_DUMPED
242 CLD_TRAPPED, /* Traced child has trapped. */
243 # define CLD_TRAPPED CLD_TRAPPED
244 CLD_STOPPED, /* Child has stopped. */
245 # define CLD_STOPPED CLD_STOPPED
246 CLD_CONTINUED /* Stopped child has continued. */
247 # define CLD_CONTINUED CLD_CONTINUED
250 /* `si_code' values for SIGPOLL signal. */
253 POLL_IN = 1, /* Data input available. */
254 # define POLL_IN POLL_IN
255 POLL_OUT, /* Output buffers available. */
256 # define POLL_OUT POLL_OUT
257 POLL_MSG, /* Input message available. */
258 # define POLL_MSG POLL_MSG
259 POLL_ERR, /* I/O error. */
260 # define POLL_ERR POLL_ERR
261 POLL_PRI, /* High priority input available. */
262 # define POLL_PRI POLL_PRI
263 POLL_HUP /* Device disconnected. */
264 # define POLL_HUP POLL_HUP
267 # undef __need_siginfo_t
268 #endif /* !have siginfo_t && (have _SIGNAL_H || need siginfo_t). */
271 #if defined _SIGNAL_H && !defined __have_sigevent_t
272 # define __have_sigevent_t 1
274 /* Structure to transport application-defined values with signals. */
275 # define __SIGEV_MAX_SIZE 64
276 # define __SIGEV_PAD_SIZE ((__SIGEV_MAX_SIZE / sizeof (int)) - 3)
278 typedef struct sigevent
280 sigval_t sigev_value;
286 int _pad[__SIGEV_PAD_SIZE];
290 void (*_function) __PMT ((sigval_t)); /* Function to start. */
291 void *_attribute; /* Really pthread_attr_t. */
296 /* POSIX names to access some of the members. */
297 # define sigev_notify_function _sigev_un._sigev_thread._function
298 # define sigev_notify_attributes _sigev_un._sigev_thread._attribute
300 /* `sigev_notify' values. */
303 SIGEV_SIGNAL = 0, /* Notify via signal. */
304 # define SIGEV_SIGNAL SIGEV_SIGNAL
305 SIGEV_NONE, /* Other notification: meaningless. */
306 # define SIGEV_NONE SIGEV_NONE
307 SIGEV_THREAD /* Deliver via thread creation. */
308 # define SIGEV_THREAD SIGEV_THREAD
311 #endif /* have _SIGNAL_H. */