/***
*signal.h - defines signal values and routines
*
* Copyright (c) 1985-1988, Microsoft Corporation. All rights reserved.
*
*Purpose:
* This file defines the signal values and declares the signal functions.
* [ANSI/System V]
*
*******************************************************************************/
#ifndef NO_EXT_KEYS /* extensions enabled */
#define _CDECL cdecl
#else /* extensions not enabled */
#define _CDECL
#endif /* NO_EXT_KEYS */
#ifndef _SIG_ATOMIC_T_DEFINED
typedef int sig_atomic_t;
#define _SIG_ATOMIC_T_DEFINED
#endif
#define NSIG 23 /* maximum signal number + 1 */
/* signal types */
/* SIGINT, SIGFPE, SIGILL, SIGSEGV, and SIGABRT are recognized on DOS 3.x */
#define SIGINT 2 /* interrupt - corresponds to DOS 3.x int 23H */
#define SIGILL 4 /* illegal instruction - invalid function image */
#define SIGFPE 8 /* floating point exception */
#define SIGSEGV 11 /* segment violation */
#define SIGTERM 15 /* Software termination signal from kill */
#define SIGUSR1 16 /* User defined signal 1 */
#define SIGUSR2 17 /* User defined signal 2 */
#define SIGUSR3 20 /* User defined signal 3 */
#define SIGBREAK 21 /* Ctrl-Break sequence */
#define SIGABRT 22 /* abnormal termination triggered by abort call */
/* signal action codes */
/* SIG_DFL and SIG_IGN are recognized on DOS 3.x */
#define SIG_DFL (void (*)())0 /* default signal action */
#define SIG_IGN (void (*)())1 /* ignore */
#define SIG_SGE (void (*)())3 /* signal gets error */
#define SIG_ACK (void (*)())4 /* error if handler not setup */
/* signal error value (returned by signal call on error) */
#define SIG_ERR (void (*)())-1 /* signal error value */
/* function prototypes */
void (_CDECL * _CDECL signal(int, void (_CDECL *)()))();
int _CDECL raise(int);
