184 lines
3.6 KiB
C++
184 lines
3.6 KiB
C++
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/* Copyright (C) 1986-2001 by Digital Mars. $Revision: 1.1.1.1 $ */
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#if __SC__ || __RCC__
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#pragma once
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#endif
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#ifndef __SIGNAL_H
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#define __SIGNAL_H 1
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#if __cplusplus
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extern "C" {
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#endif
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/* Define _CRTAPI1 (for compatibility with the NT SDK) */
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#ifndef _CRTAPI1
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#define _CRTAPI1 __cdecl
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#endif
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/* Define _CRTAPI2 (for compatibility with the NT SDK) */
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#ifndef _CRTAPI2
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#define _CRTAPI2 __cdecl
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#endif
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/* Define CRTIMP */
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#ifndef _CRTIMP
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#if defined(_WIN32) && defined(_DLL)
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#define _CRTIMP __declspec(dllimport)
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#else
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#define _CRTIMP
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#endif
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#endif
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#if __OS2__ && __INTSIZE == 4
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#define __CLIB __stdcall
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#else
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#define __CLIB __cdecl
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#endif
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typedef volatile int sig_atomic_t;
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void (__CLIB * __CLIB signal(int,void (__CLIB *)(int)))(int);
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#if M_UNIX || M_XENIX
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#define SIGHUP 1
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#define SIGINT 2
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#define SIGQUIT 3
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#define SIGILL 4
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#define SIGTRAP 5
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#define SIGIOT 6
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#define SIGABRT 6
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#define SIGEMT 7
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#define SIGFPE 8
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#define SIGKILL 9
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#define SIGBUS 10
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#define SIGSEGV 11
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#define SIGSYS 12
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#define SIGPIPE 13
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#define SIGALRM 14
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#define SIGTERM 15
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#define SIGUSR1 16
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#define SIGUSR2 17
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#define SIGCLD 18
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#define SIGPWR 19
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#define SIGWINCH 20
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#if M_XOUT
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#define SIGPOLL 20
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#else
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#define SIGPOLL 22
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#endif
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#define SIGCHLD SIGCLD
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#if M_UNIX
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#define SIGURG 21
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#define SIGSTOP 23
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#define SIGTSTP 24
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#define SIGCONT 25
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#define SIGTTIN 26
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#define SIGTTOU 27
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#define SIGVTALRM 28
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#define SIGPROF 29
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#define SIGXCPU 30
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#define SIGXFSZ 31
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#define _NSIG 32
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#else
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#define _NSIG 21
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#endif /* M_UNIX */
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#if !__STDC__
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#define NSIG _NSIG
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#endif
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#if !__STDC__ || defined(_POSIX_SOURCE) || defined(_XOPEN_SOURCE)
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#include <sys/types.h>
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typedef long sigset_t;
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#define SIGALL (~(sigset_t)0L) /* All signals. */
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#define sigbit(n) (1L << ((n) - 1))
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#define sigemptyset(s) *(s) = ~SIGALL
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#define sigfillset(s) *(s) = SIGALL
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#if 0
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#define sigaddset(s,n) *(s) |= sigbit(n)
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#define sigdelset(s,n) *(s) &= ~sigbit(n)
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#define sigismember(set,n) ((*(set) & sigbit(n)) == sigbit(n))
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#else
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int __CLIB sigaddset(sigset_t *,int);
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int __CLIB sigdelset(sigset_t *,int);
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int __CLIB sigismember(const sigset_t *,int);
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#endif
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int __CLIB sigpending(sigset_t *);
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int __CLIB sigprocmask(int, const sigset_t *, sigset_t *);
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int __CLIB sigsuspend(const sigset_t *);
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struct sigaction
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{
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void (*sa_handler)(int);
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sigset_t sa_mask;
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int sa_flags;
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};
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int __CLIB sigaction(int sig, const struct sigaction *act,
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const struct sigaction *oact);
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int __CLIB kill(pid_t,int);
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pid_t __CLIB getpid(void);
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#define SA_NOCLDSTOP 1
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#define SIG_BLOCK 1
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#ifdef M_ELF
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#define SIG_SETMASK 3
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#else
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#define SIG_SETMASK 0
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#endif
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#define SIG_UNBLOCK 2
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#endif
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#define SIG_ERR (void(__CLIB *)(int))-1
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#define SIG_DFL (void(__CLIB *)(int))0
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#define SIG_IGN (void(__CLIB *)(int))1
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#define SIG_HOLD (void(__CLIB *)(int))2
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int __CLIB pause(void);
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unsigned int __CLIB alarm(unsigned int seconds);
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#else /* M_UNIX || M_XENIX */
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#define _NSIG 23 /* = SIGABRT + 1 */
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#if !__STDC__
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#define NSIG _NSIG
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#endif
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#define SIGINT 2 /* interrupt */
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#define SIGILL 4 /* illegal instruction */
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#define SIGFPE 8 /* floating point error */
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#define SIGSEGV 11 /* segment violation */
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#define SIGTERM 15 /* terminate */
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#if _WIN32
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#define SIGBREAK 21 /* ctrl-break under NT */
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#else
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#define SIGBREAK SIGINT /* Under DOS, SIGBREAK is SIGINT */
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#endif
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#define SIGABRT 22 /* abort */
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#define SIG_DFL (void (__CLIB *)(int)) 0
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#define SIG_ERR (void (__CLIB *)(int)) -1
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#define SIG_IGN (void (__CLIB *)(int)) 1
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#endif
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int __CLIB raise(int);
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#if __cplusplus
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}
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#endif
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#endif
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