usr/src/lib/libbc/inc/include/signal.h

   1 #pragma ident   "%Z%%M% %I%     %E% SMI"
   2
   3 /*
   4  * Copyright (c) 1982 Regents of the University of California.
   5  * All rights reserved.  The Berkeley software License Agreement
   6  * specifies the terms and conditions for redistribution.
   7  *
   8  * Copyright (c) 1987 by Sun Microsystems, Inc.
   9  */
  10
  11 #ifndef __signal_h
  12 #define __signal_h
  13
  14 #ifndef _POSIX_SOURCE
  15 #include <sys/signal.h>
  16 #else
  17 /*
  18  * All of the below is drawn from sys/signal.h.  Adding anything here means you
  19  * add it in sys/signal.h as well.
  20  */
  21 #define SIGHUP  1       /* hangup */
  22 #define SIGINT  2       /* interrupt */
  23 #define SIGQUIT 3       /* quit */
  24 #define SIGILL  4       /* illegal instruction (not reset when caught) */
  25 #define SIGTRAP 5       /* trace trap (not reset when caught) */
  26 #define SIGIOT  6       /* IOT instruction */
  27 #define SIGABRT 6       /* used by abort, replace SIGIOT in the future */
  28 #define SIGEMT  7       /* EMT instruction */
  29 #define SIGFPE  8       /* floating point exception */
  30 #define SIGKILL 9       /* kill (cannot be caught or ignored) */
  31 #define SIGBUS  10      /* bus error */
  32 #define SIGSEGV 11      /* segmentation violation */
  33 #define SIGSYS  12      /* bad argument to system call */
  34 #define SIGPIPE 13      /* write on a pipe with no one to read it */
  35 #define SIGALRM 14      /* alarm clock */
  36 #define SIGTERM 15      /* software termination signal from kill */
  37 #define SIGURG  16      /* urgent condition on IO channel */
  38 #define SIGSTOP 17      /* sendable stop signal not from tty */
  39 #define SIGTSTP 18      /* stop signal from tty */
  40 #define SIGCONT 19      /* continue a stopped process */
  41 #define SIGCHLD 20      /* to parent on child stop or exit */
  42 #define SIGCLD  20      /* System V name for SIGCHLD */
  43 #define SIGTTIN 21      /* to readers pgrp upon background tty read */
  44 #define SIGTTOU 22      /* like TTIN for output if (tp->t_local&LTOSTOP) */
  45 #define SIGIO   23      /* input/output possible signal */
  46 #define SIGPOLL SIGIO   /* System V name for SIGIO */
  47 #define SIGXCPU 24      /* exceeded CPU time limit */
  48 #define SIGXFSZ 25      /* exceeded file size limit */
  49 #define SIGVTALRM 26    /* virtual time alarm */
  50 #define SIGPROF 27      /* profiling time alarm */
  51 #define SIGWINCH 28     /* window changed */
  52 #define SIGLOST 29      /* resource lost (eg, record-lock lost) */
  53 #define SIGUSR1 30      /* user defined signal 1 */
  54 #define SIGUSR2 31      /* user defined signal 2 */
  55
  56 /* signal() args & returns */
  57 #define SIG_ERR         (void (*)())-1
  58 #define SIG_DFL         (void (*)())0
  59 #define SIG_IGN         (void (*)())1
  60 #define SIG_HOLD        (void (*)())3
  61
  62 /* sigprocmask flags */
  63 #define SIG_BLOCK               0x0001
  64 #define SIG_UNBLOCK             0x0002
  65 #define SIG_SETMASK             0x0004
  66
  67 /* sa_flags flag; also supports all the sigvec flags in sys/signal.h */
  68 #define SA_NOCLDSTOP    0x0008  /* don't send a SIGCHLD on child stop */
  69
  70 #include <sys/stdtypes.h>       /* for sigset_t */
  71
  72 struct sigaction {
  73         void            (*sa_handler)();
  74         sigset_t        sa_mask;
  75         int             sa_flags;
  76 };
  77 void    (*signal())();
  78 int     kill(/* pid_t p, int sig */);
  79 int     sigaction(/* int signo,
  80             struct sigaction *act, struct sigaction *oldact */);
  81 int     sigaddset(/* sigset_t *mask, int signo */);
  82 int     sigdelset(/* sigset_t *mask, int signo */);
  83 int     sigemptyset(/* sigset_t *mask */);
  84 int     sigfillset(/* sigset_t *mask */);
  85 int     sigismember(/* sigset_t *mask, int signo */);
  86 int     sigpending(/* sigset_t *set */);
  87 int     sigprocmask(/* int how, sigset_t *set, *oldset */);
  88 int     sigsuspend(/* sigset_t *mask */);
  89
  90 #endif  /* _POSIX_SOURCE */
  91 #endif  /* !__signal_h */