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Microsoft OS/2 SDK 2.0 05-30-1990

/***
*signal.h - defines signal values and routines
*
*	Copyright (c) 1985-1990, Microsoft Corporation.  All rights reserved.
*
*Purpose:
*	This file defines the signal values and declares the signal functions.
*	[ANSI/System V]
*
****/


#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 (_cdecl *)())0	/* default signal action */
#define SIG_IGN (void (_cdecl *)())1	/* ignore */
#define SIG_SGE (void (_cdecl *)())3	/* signal gets error */
#define SIG_ACK (void (_cdecl *)())4	/* error if handler not setup */


/* signal error value (returned by signal call on error) */

#define SIG_ERR (void (_cdecl *)())-1	  /* signal error value */


/* function prototypes */

void (_cdecl * _cdecl signal(int, void (_cdecl *)()))();
int _cdecl raise(int);

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