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+/* siginfo_t, sigevent and constants. Linux/ia64 version.
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+ Copyright (C) 2000, 2001, 2002, 2003, 2004 Free Software Foundation, Inc.
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+ This file is part of the GNU C Library.
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+ Contributed by David Mosberger-Tang <davidm@hpl.hp.com>.
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+
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+ The GNU C Library is free software; you can redistribute it and/or
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+ modify it under the terms of the GNU Lesser General Public
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+ License as published by the Free Software Foundation; either
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+ version 2.1 of the License, or (at your option) any later version.
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+
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+ The GNU C Library is distributed in the hope that it will be useful,
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+ but WITHOUT ANY WARRANTY; without even the implied warranty of
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+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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+ Lesser General Public License for more details.
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+
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+ You should have received a copy of the GNU Lesser General Public
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+ License along with the GNU C Library; if not, write to the Free
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+ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
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+ 02111-1307 USA. */
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+
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+#if !defined _SIGNAL_H && !defined __need_siginfo_t \
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+ && !defined __need_sigevent_t
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+# error "Never include this file directly. Use <signal.h> instead"
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+#endif
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+
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+#if (!defined __have_sigval_t \
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+ && (defined _SIGNAL_H || defined __need_siginfo_t \
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+ || defined __need_sigevent_t))
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+# define __have_sigval_t 1
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+
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+/* Type for data associated with a signal. */
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+typedef union sigval
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+ {
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+ int sival_int;
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+ void *sival_ptr;
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+ } sigval_t;
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+#endif
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+
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+#if (!defined __have_siginfo_t \
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+ && (defined _SIGNAL_H || defined __need_siginfo_t))
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+# define __have_siginfo_t 1
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+
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+# define __SI_MAX_SIZE 128
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+# define __SI_PAD_SIZE ((__SI_MAX_SIZE / sizeof (int)) - 4)
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+
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+typedef struct siginfo
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+ {
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+ int si_signo; /* Signal number. */
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+ int si_errno; /* If non-zero, an errno value associated with
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+ this signal, as defined in <errno.h>. */
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+ int si_code; /* Signal code. */
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+ int __pad0; /* Explicit padding. */
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+
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+ union
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+ {
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+ int _pad[__SI_PAD_SIZE];
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+
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+ /* kill(). */
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+ struct
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+ {
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+ __pid_t si_pid; /* Sending process ID. */
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+ __uid_t si_uid; /* Real user ID of sending process. */
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+ } _kill;
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+
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+ /* POSIX.1b timers. */
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+ struct
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+ {
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+ int si_tid; /* Timer ID. */
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+ int si_overrun; /* Overrun count. */
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+ sigval_t si_sigval; /* Signal value. */
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+ } _timer;
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+
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+ /* POSIX.1b signals. */
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+ struct
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+ {
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+ __pid_t si_pid; /* Sending process ID. */
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+ __uid_t si_uid; /* Real user ID of sending process. */
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+ sigval_t si_sigval; /* Signal value. */
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+ } _rt;
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+
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+ /* SIGCHLD. */
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+ struct
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+ {
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+ __pid_t si_pid; /* Which child. */
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+ __uid_t si_uid; /* Real user ID of sending process. */
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+ int si_status; /* Exit value or signal. */
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+ __clock_t si_utime;
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+ __clock_t si_stime;
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+ } _sigchld;
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+
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+ /* SIGILL, SIGFPE, SIGSEGV, SIGBUS. */
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+ struct
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+ {
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+ void *si_addr; /* Faulting insn/memory ref. */
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+ int _si_imm;
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+ unsigned int _si_flags;
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+ unsigned long int _si_isr;
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+ } _sigfault;
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+
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+ /* SIGPOLL. */
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+ struct
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+ {
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+ long int si_band; /* Band event for SIGPOLL. */
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+ int si_fd;
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+ } _sigpoll;
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+ } _sifields;
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+ } siginfo_t;
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+
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+
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+/* X/Open requires some more fields with fixed names. */
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+# define si_pid _sifields._kill.si_pid
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+# define si_uid _sifields._kill.si_uid
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+# define si_timerid _sifields._timer.si_tid
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+# define si_overrun _sifields._timer.si_overrun
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+# define si_status _sifields._sigchld.si_status
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+# define si_utime _sifields._sigchld.si_utime
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+# define si_stime _sifields._sigchld.si_stime
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+# define si_value _sifields._rt.si_sigval
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+# define si_int _sifields._rt.si_sigval.sival_int
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+# define si_ptr _sifields._rt.si_sigval.sival_ptr
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+# define si_addr _sifields._sigfault.si_addr
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+# define si_band _sifields._sigpoll.si_band
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+# define si_fd _sifields._sigpoll.si_fd
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+
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+# ifdef __USE_GNU
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+# define si_imm _sifields._sigfault._si_imm
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+# define si_segvflags _sifields._sigfault._si_flags
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+# define si_isr _sifields._sigfault._si_isr
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+# endif
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+
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+/* Values for `si_code'. Positive values are reserved for kernel-generated
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+ signals. */
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+enum
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+{
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+ SI_ASYNCNL = -60, /* Sent by asynch name lookup completion. */
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+# define SI_ASYNCNL SI_ASYNCNL
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+ SI_TKILL = -6, /* Sent by tkill. */
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+# define SI_TKILL SI_TKILL
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+ SI_SIGIO, /* Sent by queued SIGIO. */
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+# define SI_SIGIO SI_SIGIO
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+ SI_ASYNCIO, /* Sent by AIO completion. */
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+# define SI_ASYNCIO SI_ASYNCIO
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+ SI_MESGQ, /* Sent by real time mesq state change. */
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+# define SI_MESGQ SI_MESGQ
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+ SI_TIMER, /* Sent by timer expiration. */
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+# define SI_TIMER SI_TIMER
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+ SI_QUEUE, /* Sent by sigqueue. */
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+# define SI_QUEUE SI_QUEUE
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+ SI_USER, /* Sent by kill, sigsend, raise. */
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+# define SI_USER SI_USER
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+ SI_KERNEL = 0x80 /* Send by kernel. */
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+#define SI_KERNEL SI_KERNEL
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+};
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+
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+
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+/* `si_code' values for SIGILL signal. */
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+enum
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+{
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+ ILL_ILLOPC = 1, /* Illegal opcode. */
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+# define ILL_ILLOPC ILL_ILLOPC
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+ ILL_ILLOPN, /* Illegal operand. */
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+# define ILL_ILLOPN ILL_ILLOPN
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+ ILL_ILLADR, /* Illegal addressing mode. */
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+# define ILL_ILLADR ILL_ILLADR
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+ ILL_ILLTRP, /* Illegal trap. */
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+# define ILL_ILLTRP ILL_ILLTRP
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+ ILL_PRVOPC, /* Privileged opcode. */
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+# define ILL_PRVOPC ILL_PRVOPC
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+ ILL_PRVREG, /* Privileged register. */
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+# define ILL_PRVREG ILL_PRVREG
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+ ILL_COPROC, /* Coprocessor error. */
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+# define ILL_COPROC ILL_COPROC
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+ ILL_BADSTK, /* Internal stack error. */
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+# define ILL_BADSTK ILL_BADSTK
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+ ILL_BADIADDR /* Unimplemented instruction address. */
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+# define ILL_BADIADDR ILL_BADIADDR
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+
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+# ifdef __USE_GNU
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+ , ILL_BREAK
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+# define ILL_BREAK ILL_BREAK
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+# endif
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+};
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+
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+/* `si_code' values for SIGFPE signal. */
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+enum
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+{
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+ FPE_INTDIV = 1, /* Integer divide by zero. */
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+# define FPE_INTDIV FPE_INTDIV
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+ FPE_INTOVF, /* Integer overflow. */
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+# define FPE_INTOVF FPE_INTOVF
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+ FPE_FLTDIV, /* Floating point divide by zero. */
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+# define FPE_FLTDIV FPE_FLTDIV
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+ FPE_FLTOVF, /* Floating point overflow. */
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+# define FPE_FLTOVF FPE_FLTOVF
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+ FPE_FLTUND, /* Floating point underflow. */
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+# define FPE_FLTUND FPE_FLTUND
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+ FPE_FLTRES, /* Floating point inexact result. */
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+# define FPE_FLTRES FPE_FLTRES
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+ FPE_FLTINV, /* Floating point invalid operation. */
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+# define FPE_FLTINV FPE_FLTINV
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+ FPE_FLTSUB /* Subscript out of range. */
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+# define FPE_FLTSUB FPE_FLTSUB
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+# ifdef __USE_GNU
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+ , FPE_DECOVF
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+# define FPE_DECOVF FPE_DECOVF
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+ , FPE_DECDIV
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+# define FPE_DECDIV FPE_DECDIV
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+ , FPE_DECERR
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+# define FPE_DECERR FPE_DECERR
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+ , FPE_INVASC
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+# define FPE_INVASC FPE_INVASC
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+ , FPE_INVDEC
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+# define FPE_INVDEC FPE_INVDEC
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+# endif
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+};
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+
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+/* `si_code' values for SIGSEGV signal. */
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+enum
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+{
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+ SEGV_MAPERR = 1, /* Address not mapped to object. */
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+# define SEGV_MAPERR SEGV_MAPERR
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+ SEGV_ACCERR /* Invalid permissions for mapped object. */
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+# define SEGV_ACCERR SEGV_ACCERR
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+# ifdef __USE_GNU
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+ , SEGV_PSTKOVF /* Paragraph stack overflow. */
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+# define SEGV_PSTKOVF SEGV_PSTKOVF
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+# endif
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+};
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+
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+/* `si_code' values for SIGBUS signal. */
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+enum
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+{
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+ BUS_ADRALN = 1, /* Invalid address alignment. */
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+# define BUS_ADRALN BUS_ADRALN
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+ BUS_ADRERR, /* Non-existant physical address. */
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+# define BUS_ADRERR BUS_ADRERR
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+ BUS_OBJERR /* Object specific hardware error. */
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+# define BUS_OBJERR BUS_OBJERR
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+};
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+
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+/* `si_code' values for SIGTRAP signal. */
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+enum
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+{
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+ TRAP_BRKPT = 1, /* Process breakpoint. */
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+# define TRAP_BRKPT TRAP_BRKPT
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+ TRAP_TRACE /* Process trace trap. */
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+# define TRAP_TRACE TRAP_TRACE
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+
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+# ifdef __USE_GNU
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+ , TRAP_BRANCH
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+# define TRAP_BRANCH TRAP_BRANCH
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+ , TRAP_HWBKPT
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+# define TRAP_HWBKPT TRAP_HWBKPT
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+# endif
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+};
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+
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+/* `si_code' values for SIGCHLD signal. */
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+enum
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+{
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+ CLD_EXITED = 1, /* Child has exited. */
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+# define CLD_EXITED CLD_EXITED
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+ CLD_KILLED, /* Child was killed. */
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+# define CLD_KILLED CLD_KILLED
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+ CLD_DUMPED, /* Child terminated abnormally. */
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+# define CLD_DUMPED CLD_DUMPED
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+ CLD_TRAPPED, /* Traced child has trapped. */
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+# define CLD_TRAPPED CLD_TRAPPED
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+ CLD_STOPPED, /* Child has stopped. */
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+# define CLD_STOPPED CLD_STOPPED
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+ CLD_CONTINUED /* Stopped child has continued. */
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+# define CLD_CONTINUED CLD_CONTINUED
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+};
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+
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+/* `si_code' values for SIGPOLL signal. */
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+enum
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+{
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+ POLL_IN = 1, /* Data input available. */
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+# define POLL_IN POLL_IN
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+ POLL_OUT, /* Output buffers available. */
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+# define POLL_OUT POLL_OUT
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+ POLL_MSG, /* Input message available. */
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+# define POLL_MSG POLL_MSG
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+ POLL_ERR, /* I/O error. */
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+# define POLL_ERR POLL_ERR
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+ POLL_PRI, /* High priority input available. */
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+# define POLL_PRI POLL_PRI
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+ POLL_HUP /* Device disconnected. */
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+# define POLL_HUP POLL_HUP
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+};
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+
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+# undef __need_siginfo_t
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+#endif /* !have siginfo_t && (have _SIGNAL_H || need siginfo_t). */
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+
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+
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+#if (defined _SIGNAL_H || defined __need_sigevent_t) \
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+ && !defined __have_sigevent_t
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+# define __have_sigevent_t 1
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+
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+/* Structure to transport application-defined values with signals. */
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+# define __SIGEV_MAX_SIZE 64
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+# define __SIGEV_PAD_SIZE ((__SIGEV_MAX_SIZE / sizeof (int)) - 4)
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+
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+typedef struct sigevent
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+ {
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+ sigval_t sigev_value;
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+ int sigev_signo;
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+ int sigev_notify;
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+
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+ union
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+ {
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+ int _pad[__SIGEV_PAD_SIZE];
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+
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+ struct
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+ {
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+ void (*_function) (sigval_t); /* Function to start. */
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+ void *_attribute; /* Really pthread_attr_t. */
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+ } _sigev_thread;
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+ } _sigev_un;
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+ } sigevent_t;
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+
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+/* POSIX names to access some of the members. */
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+# define sigev_notify_function _sigev_un._sigev_thread._function
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+# define sigev_notify_attributes _sigev_un._sigev_thread._attribute
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+
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+/* `sigev_notify' values. */
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+enum
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+{
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+ SIGEV_SIGNAL = 0, /* Notify via signal. */
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+# define SIGEV_SIGNAL SIGEV_SIGNAL
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+ SIGEV_NONE, /* Other notification: meaningless. */
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+# define SIGEV_NONE SIGEV_NONE
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+ SIGEV_THREAD, /* Deliver via thread creation. */
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+# define SIGEV_THREAD SIGEV_THREAD
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+
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+ SIGEV_THREAD_ID = 4 /* Send signal to specific thread. */
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+#define SIGEV_THREAD_ID SIGEV_THREAD_ID
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+};
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+
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+#endif /* have _SIGNAL_H. */
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