60 lines
2.5 KiB
C
60 lines
2.5 KiB
C
/* $Header$ */
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/*
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* (c) copyright 1987 by the Vrije Universiteit, Amsterdam, The Netherlands.
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* See the copyright notice in the ACK home directory, in the file "Copyright".
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*/
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#ifndef _SIGNAL_H
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#define _SIGNAL_H
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#ifdef __BSD4_2
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#define _NSIG 32 /* number of signals used */
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#else
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#define _NSIG 16 /* number of signals used */
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#endif
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#define SIGHUP 1 /* hangup */
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#define SIGINT 2 /* interrupt (DEL) */
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#define SIGQUIT 3 /* quit (ASCII FS) */
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#define SIGILL 4 /* illegal instruction */
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#define SIGTRAP 5 /* trace trap (not reset when caught) */
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#define SIGABRT 6 /* IOT instruction */
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#define SIGIOT 6 /* SIGABRT for people who speak PDP-11 */
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#define SIGEMT 7 /* EMT instruction */
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#define SIGFPE 8 /* floating point exception */
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#define SIGKILL 9 /* kill (cannot be caught or ignored) */
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#define SIGBUS 10 /* bus error */
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#define SIGSEGV 11 /* segmentation violation */
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#define SIGSYS 12 /* bad argument to system call */
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#define SIGPIPE 13 /* write on a pipe with no one to read it */
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#define SIGALRM 14 /* alarm clock */
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#define SIGTERM 15 /* software termination signal from kill */
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#ifdef __BSD4_2
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#define SIGURG 16 /* urgent condition on IO channel */
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#define SIGCHLD 20 /* child process terminated or stopped */
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#define SIGCONT 19 /* continue if stopped */
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#define SIGSTOP 17 /* stop signal */
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#define SIGTSTP 18 /* interactive stop signal */
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#define SIGTTIN 21 /* background process wants to read */
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#define SIGTTOU 22 /* background process wants to write */
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#define SIGIO 23 /* input/output possible signal */
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#define SIGPOLL SIGIO /* System V name for SIGIO */
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#define SIGXCPU 24 /* exceeded CPU time limit */
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#define SIGXFSZ 25 /* exceeded file size limit */
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#define SIGVTALRM 26 /* virtual time alarm */
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#define SIGPROF 27 /* profiling time alarm */
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#define SIGWINCH 28 /* window changed */
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#define SIGLOST 29 /* resource lost (eg, record-lock lost) */
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#define SIGUSR1 30 /* user defined signal 1 */
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#define SIGUSR2 31 /* user defined signal 2 */
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#endif
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#define SIG_DFL ((int (*)())0) /* default signal handling */
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#define SIG_IGN ((int (*)())1) /* ignore signal */
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#define SIG_ERR ((int (*)())-1)
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int (*signal()) ();
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#endif /* _SIGNAL_H */
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