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glibc/bits/siginfo.h
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/* siginfo_t, sigevent and constants. Stub version. | |
Copyright (C) 1997-2016 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 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, see | |
<http://www.gnu.org/licenses/>. */ | |
#if !defined _SIGNAL_H && !defined __need_siginfo_t \ | |
&& !defined __need_sigevent_t | |
# error "Never include this file directly. Use <signal.h> instead" | |
#endif | |
#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 | |
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. */ | |
__pid_t si_pid; /* Sending process ID. */ | |
__uid_t si_uid; /* Real user ID of sending process. */ | |
void *si_addr; /* Address of faulting instruction. */ | |
int si_status; /* Exit value or signal. */ | |
long int si_band; /* Band event for SIGPOLL. */ | |
union sigval si_value; /* Signal value. */ | |
} siginfo_t; | |
/* 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 | |
}; | |
# if defined __USE_XOPEN_EXTENDED || defined __USE_XOPEN2K8 | |
/* `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 | |
}; | |
/* `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 | |
}; | |
# endif | |
# ifdef __USE_XOPEN_EXTENDED | |
/* `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 | |
}; | |
# endif | |
# if defined __USE_XOPEN_EXTENDED || defined __USE_XOPEN2K8 | |
/* `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 | |
}; | |
# endif | |
# 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 | |
# define SIGEV_PAD_SIZE ((SIGEV_MAX_SIZE / sizeof (int)) - 3) | |
typedef struct sigevent | |
{ | |
sigval_t sigev_value; | |
int sigev_signo; | |
int sigev_notify; | |
void (*sigev_notify_function) (sigval_t); /* Function to start. */ | |
void *sigev_notify_attributes; /* Really pthread_attr_t.*/ | |
} sigevent_t; | |
/* `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 | |
}; | |
#endif /* have _SIGNAL_H. */ |