mirror of https://gitee.com/openkylin/linux.git
182 lines
4.6 KiB
C
182 lines
4.6 KiB
C
#ifndef _UAPI__SPARC_SIGNAL_H
|
|
#define _UAPI__SPARC_SIGNAL_H
|
|
|
|
#include <asm/sigcontext.h>
|
|
#include <linux/compiler.h>
|
|
|
|
|
|
/* On the Sparc the signal handlers get passed a 'sub-signal' code
|
|
* for certain signal types, which we document here.
|
|
*/
|
|
#define SIGHUP 1
|
|
#define SIGINT 2
|
|
#define SIGQUIT 3
|
|
#define SIGILL 4
|
|
#define SUBSIG_STACK 0
|
|
#define SUBSIG_ILLINST 2
|
|
#define SUBSIG_PRIVINST 3
|
|
#define SUBSIG_BADTRAP(t) (0x80 + (t))
|
|
|
|
#define SIGTRAP 5
|
|
#define SIGABRT 6
|
|
#define SIGIOT 6
|
|
|
|
#define SIGEMT 7
|
|
#define SUBSIG_TAG 10
|
|
|
|
#define SIGFPE 8
|
|
#define SUBSIG_FPDISABLED 0x400
|
|
#define SUBSIG_FPERROR 0x404
|
|
#define SUBSIG_FPINTOVFL 0x001
|
|
#define SUBSIG_FPSTSIG 0x002
|
|
#define SUBSIG_IDIVZERO 0x014
|
|
#define SUBSIG_FPINEXACT 0x0c4
|
|
#define SUBSIG_FPDIVZERO 0x0c8
|
|
#define SUBSIG_FPUNFLOW 0x0cc
|
|
#define SUBSIG_FPOPERROR 0x0d0
|
|
#define SUBSIG_FPOVFLOW 0x0d4
|
|
|
|
#define SIGKILL 9
|
|
#define SIGBUS 10
|
|
#define SUBSIG_BUSTIMEOUT 1
|
|
#define SUBSIG_ALIGNMENT 2
|
|
#define SUBSIG_MISCERROR 5
|
|
|
|
#define SIGSEGV 11
|
|
#define SUBSIG_NOMAPPING 3
|
|
#define SUBSIG_PROTECTION 4
|
|
#define SUBSIG_SEGERROR 5
|
|
|
|
#define SIGSYS 12
|
|
|
|
#define SIGPIPE 13
|
|
#define SIGALRM 14
|
|
#define SIGTERM 15
|
|
#define SIGURG 16
|
|
|
|
/* SunOS values which deviate from the Linux/i386 ones */
|
|
#define SIGSTOP 17
|
|
#define SIGTSTP 18
|
|
#define SIGCONT 19
|
|
#define SIGCHLD 20
|
|
#define SIGTTIN 21
|
|
#define SIGTTOU 22
|
|
#define SIGIO 23
|
|
#define SIGPOLL SIGIO /* SysV name for SIGIO */
|
|
#define SIGXCPU 24
|
|
#define SIGXFSZ 25
|
|
#define SIGVTALRM 26
|
|
#define SIGPROF 27
|
|
#define SIGWINCH 28
|
|
#define SIGLOST 29
|
|
#define SIGPWR SIGLOST
|
|
#define SIGUSR1 30
|
|
#define SIGUSR2 31
|
|
|
|
/* Most things should be clean enough to redefine this at will, if care
|
|
is taken to make libc match. */
|
|
|
|
#define __OLD_NSIG 32
|
|
#define __NEW_NSIG 64
|
|
#ifdef __arch64__
|
|
#define _NSIG_BPW 64
|
|
#else
|
|
#define _NSIG_BPW 32
|
|
#endif
|
|
#define _NSIG_WORDS (__NEW_NSIG / _NSIG_BPW)
|
|
|
|
#define SIGRTMIN 32
|
|
#define SIGRTMAX __NEW_NSIG
|
|
|
|
#if defined(__KERNEL__) || defined(__WANT_POSIX1B_SIGNALS__)
|
|
#define _NSIG __NEW_NSIG
|
|
#define __new_sigset_t sigset_t
|
|
#define __new_sigaction sigaction
|
|
#define __new_sigaction32 sigaction32
|
|
#define __old_sigset_t old_sigset_t
|
|
#define __old_sigaction old_sigaction
|
|
#define __old_sigaction32 old_sigaction32
|
|
#else
|
|
#define _NSIG __OLD_NSIG
|
|
#define NSIG _NSIG
|
|
#define __old_sigset_t sigset_t
|
|
#define __old_sigaction sigaction
|
|
#define __old_sigaction32 sigaction32
|
|
#endif
|
|
|
|
#ifndef __ASSEMBLY__
|
|
|
|
typedef unsigned long __old_sigset_t; /* at least 32 bits */
|
|
|
|
typedef struct {
|
|
unsigned long sig[_NSIG_WORDS];
|
|
} __new_sigset_t;
|
|
|
|
/* A SunOS sigstack */
|
|
struct sigstack {
|
|
/* XXX 32-bit pointers pinhead XXX */
|
|
char *the_stack;
|
|
int cur_status;
|
|
};
|
|
|
|
/* Sigvec flags */
|
|
#define _SV_SSTACK 1u /* This signal handler should use sig-stack */
|
|
#define _SV_INTR 2u /* Sig return should not restart system call */
|
|
#define _SV_RESET 4u /* Set handler to SIG_DFL upon taken signal */
|
|
#define _SV_IGNCHILD 8u /* Do not send SIGCHLD */
|
|
|
|
/*
|
|
* sa_flags values: SA_STACK is not currently supported, but will allow the
|
|
* usage of signal stacks by using the (now obsolete) sa_restorer field in
|
|
* the sigaction structure as a stack pointer. This is now possible due to
|
|
* the changes in signal handling. LBT 010493.
|
|
* SA_RESTART flag to get restarting signals (which were the default long ago)
|
|
*/
|
|
#define SA_NOCLDSTOP _SV_IGNCHILD
|
|
#define SA_STACK _SV_SSTACK
|
|
#define SA_ONSTACK _SV_SSTACK
|
|
#define SA_RESTART _SV_INTR
|
|
#define SA_ONESHOT _SV_RESET
|
|
#define SA_NODEFER 0x20u
|
|
#define SA_NOCLDWAIT 0x100u
|
|
#define SA_SIGINFO 0x200u
|
|
|
|
#define SA_NOMASK SA_NODEFER
|
|
|
|
#define SIG_BLOCK 0x01 /* for blocking signals */
|
|
#define SIG_UNBLOCK 0x02 /* for unblocking signals */
|
|
#define SIG_SETMASK 0x04 /* for setting the signal mask */
|
|
|
|
#define MINSIGSTKSZ 4096
|
|
#define SIGSTKSZ 16384
|
|
|
|
|
|
#include <asm-generic/signal-defs.h>
|
|
|
|
#ifndef __KERNEL__
|
|
struct __new_sigaction {
|
|
__sighandler_t sa_handler;
|
|
unsigned long sa_flags;
|
|
__sigrestore_t sa_restorer; /* not used by Linux/SPARC yet */
|
|
__new_sigset_t sa_mask;
|
|
};
|
|
|
|
struct __old_sigaction {
|
|
__sighandler_t sa_handler;
|
|
__old_sigset_t sa_mask;
|
|
unsigned long sa_flags;
|
|
void (*sa_restorer)(void); /* not used by Linux/SPARC yet */
|
|
};
|
|
#endif
|
|
|
|
typedef struct sigaltstack {
|
|
void __user *ss_sp;
|
|
int ss_flags;
|
|
size_t ss_size;
|
|
} stack_t;
|
|
|
|
|
|
#endif /* !(__ASSEMBLY__) */
|
|
|
|
#endif /* _UAPI__SPARC_SIGNAL_H */
|