/* $Id$ */ /* * (c) copyright 1987 by the Vrije Universiteit, Amsterdam, The Netherlands. * See the copyright notice in the ACK home directory, in the file "Copyright". */ #ifndef _SIGNAL_H #define _SIGNAL_H #ifdef __BSD4_2 #define _NSIG 32 /* number of signals used */ #else #define _NSIG 16 /* number of signals used */ #endif #define NSIG _NSIG #define SIGHUP 1 /* hangup */ #define SIGINT 2 /* interrupt (DEL) */ #define SIGQUIT 3 /* quit (ASCII FS) */ #define SIGILL 4 /* illegal instruction */ #define SIGTRAP 5 /* trace trap (not reset when caught) */ #define SIGABRT 6 /* IOT instruction */ #define SIGIOT 6 /* SIGABRT for people who speak PDP-11 */ #define SIGEMT 7 /* EMT instruction */ #define SIGFPE 8 /* floating point exception */ #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 */ #ifdef __BSD4_2 #define SIGURG 16 /* urgent condition on IO channel */ #define SIGCHLD 20 /* child process terminated or stopped */ #define SIGCONT 19 /* continue if stopped */ #define SIGSTOP 17 /* stop signal */ #define SIGTSTP 18 /* interactive stop signal */ #define SIGTTIN 21 /* background process wants to read */ #define SIGTTOU 22 /* background process wants to write */ #define SIGIO 23 /* input/output possible signal */ #define SIGPOLL SIGIO /* System V name for SIGIO */ #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 changed */ #define SIGLOST 29 /* resource lost (eg, record-lock lost) */ #define SIGUSR1 30 /* user defined signal 1 */ #define SIGUSR2 31 /* user defined signal 2 */ #endif #define SIG_DFL ((void (*)())0) /* default signal handling */ #define SIG_IGN ((void (*)())1) /* ignore signal */ #define SIG_ERR ((void (*)())-1) void (*signal()) (); #endif /* _SIGNAL_H */