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- /*
- * signal.h -- ANSI
- *
- * Functions and macros for handling signals.
- *
- * Copyright (c) 1990, MetaWare Incorporated
- */
-
- #ifndef _SIGNAL_H
- #define _SIGNAL_H
-
- #define SIG_ERR (void (*)(int))-1
- #define SIG_DFL (void (*)(int))0
- #define SIG_IGN (void (*)(int))1
- #ifdef _MSDOS
- # define SIG_ACK (void (*)(int))-2
- #endif
-
- typedef int sig_atomic_t;
-
- #if !defined(NSIG) && (!_AM29K && !_ISIS) || _NEXT
- # define NSIG 32
- #elif !defined(_NSIG)
- # define _NSIG 32
- #endif
-
- #if (_NEXT || _ATT4)
- #define _NSIG NSIG
- #endif
-
- #define SIGHUP 1 /* hangup */
- #define SIGINT 2 /* interrupt */
- #define SIGQUIT 3 /* quit */
- #ifdef _MSDOS
- # define SIGBREAK SIGQUIT /* Microsoft compatibility */
- #endif
- #define SIGILL 4 /* illegal instruction (not reset when caught) */
- #define ILL_RESAD_FAULT 0x0 /* reserved addressing fault */
- #define ILL_PRIVIN_FAULT 0x1 /* privileged instruction fault */
- #define ILL_RESOP_FAULT 0x2 /* reserved operand fault */
- #ifdef _MSDOS
- # define ILL_EXPLICITGEN 0xf /* generated by 'raise' */
- #endif
- /* CHME, CHMS, CHMU are not yet given back to users reasonably */
- #define SIGTRAP 5 /* trace trap (not reset when caught) */
- #define SIGIOT 6 /* IOT instruction */
- #define SIGABRT SIGIOT /* compatibility */
- #define SIGEMT 7 /* EMT instruction */
- #define SIGFPE 8 /* floating point exception */
- #define FPE_INTOVF_TRAP 0x1 /* integer overflow */
- #define FPE_INTDIV_TRAP 0x2 /* integer divide by zero */
- #define FPE_FLTOVF_TRAP 0x3 /* floating overflow */
- #define FPE_FLTDIV_TRAP 0x4 /* floating/decimal divide by zero */
- #define FPE_FLTUND_TRAP 0x5 /* floating underflow */
- #define FPE_DECOVF_TRAP 0x6 /* decimal overflow */
- #define FPE_SUBRNG_TRAP 0x7 /* subscript out of range */
- #define FPE_FLTOVF_FAULT 0x8 /* floating overflow fault */
- #define FPE_FLTDIV_FAULT 0x9 /* divide by zero floating fault */
- #define FPE_FLTUND_FAULT 0xa /* floating underflow fault */
- #ifdef _MSDOS
- # define FPE_EXPLICITGEN 0xf /* generated by 'raise' */
- #endif
- #define SIGKILL 9 /* kill (cannot be caught or ignored) */
- #define SIGBUS 10 /* bus error */
- #define SIGSEGV 11 /* segmentation violation */
- #define SIGSYS 12 /* bad argument to system call */
- #define SIGPIPE 13 /* write on a pipe with no one to read it */
- #define SIGALRM 14 /* alarm clock */
- #define SIGTERM 15 /* software termination signal from kill */
- #define SIGURG 16 /* urgent condition on IO channel */
- #define SIGSTOP 17 /* sendable stop signal not from tty */
- #define SIGTSTP 18 /* stop signal from tty */
- #define SIGCONT 19 /* continue a stopped process */
- #define SIGCHLD 20 /* to parent on child stop or exit */
- #define SIGCLD SIGCHLD /* compatibility */
- #define SIGTTIN 21 /* to readers pgrp upon background tty read */
- #define SIGTTOU 22 /* like TTIN for output if (tp->t_local<OSTOP) */
- #define SIGIO 23 /* input/output possible signal */
- #define SIGXCPU 24 /* exceeded CPU time limit */
- #define SIGXFSZ 25 /* exceeded file size limit */
- #define SIGVTALRM 26 /* virtual time alarm */
- #define SIGPROF 27 /* profiling time alarm */
- #define SIGWINCH 28 /* window size changes */
- #define SIGUSR1 30 /* user defined signal 1 */
- #define SIGUSR2 31 /* user defined signal 2 */
- #ifdef _MSDOS
- # define SIGUSR3 32 /* user defined signal 3, MS compatibility */
- #endif
-
-
- extern void (*signal(int __n, void (*__f)(int)))(int);
- extern int raise(int __n);
-
- #ifdef _MSDOS
- extern int _kill(int __pid, int __sig);
- #endif
-
- #endif /*_SIGNAL_H*/
-
-