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-rw-r--r--sysdeps/unix/sysv/linux/bits/siginfo.h257
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diff --git a/sysdeps/unix/sysv/linux/bits/siginfo.h b/sysdeps/unix/sysv/linux/bits/siginfo.h
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+++ b/sysdeps/unix/sysv/linux/bits/siginfo.h
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+/* siginfo_t, sigevent and constants. Linux version.
+ Copyright (C) 1997 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Library General Public License as
+ published by the Free Software Foundation; either version 2 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
+ Library General Public License for more details.
+
+ You should have received a copy of the GNU Library General Public
+ License along with the GNU C Library; see the file COPYING.LIB. If not,
+ write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ Boston, MA 02111-1307, USA. */
+
+#ifndef _SIGNAL_H
+# error "Never include this file directly. Use <signal.h> instead"
+#endif
+
+#define SI_MAX_SIZE 128
+#define SI_PAD_SIZE ((SI_MAX_SIZE / sizeof (int)) - 3)
+
+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
+ {
+ unsigned int _timer1;
+ unsigned int _timer2;
+ } _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. */
+ 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. */
+ } _sigfault;
+
+ /* SIGPOLL. */
+ struct
+ {
+ 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_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_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_ASYNCIO = -4, /* 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_code' values for SIGILL signal. */
+enum
+{
+ ILL_ILLOPC = 1, /* Illegal opcode. */
+#define ILL_ILLOPC ILL_ILLOPC
+ ILL_ILL_OPN, /* 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
+};
+
+/* `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
+};
+
+
+/* Structure to transport application-defined values with signals. */
+#define SIGEV_MAX_SIZE 64
+#define SIGEV_PAD_SIZE ((SIGEV_MAX_SIZE / sizeof (int)) - 3)
+
+typedef struct sigevent
+ {
+ sigval_t sigev_value;
+ int sigev_signo;
+ int sigev_notify;
+
+ union
+ {
+ int _pad[SIGEV_PAD_SIZE];
+
+ struct
+ {
+ void (*_function) __P ((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
+};