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Annotation of researchv9/cmd/cfront/CC/signal.h, revision 1.1

1.1     ! root        1: #ifndef        NSIG
        !             2: #define NSIG   32
        !             3: 
        !             4: #define        SIGHUP  1       /* hangup */
        !             5: #define        SIGINT  2       /* interrupt */
        !             6: #define        SIGQUIT 3       /* quit */
        !             7: #define        SIGILL  4       /* illegal instruction (not reset when caught) */
        !             8: #define        SIGTRAP 5       /* trace trap (not reset when caught) */
        !             9: #define        SIGIOT  6       /* IOT instruction */
        !            10: #define        SIGEMT  7       /* EMT instruction */
        !            11: #define        SIGFPE  8       /* floating point exception */
        !            12: #define                K_INTOVF 1      /* integer overflow */
        !            13: #define                K_INTDIV 2      /* integer divide by zero */
        !            14: #define                K_FLTOVF 3      /* floating overflow */
        !            15: #define                K_FLTDIV 4      /* floating/decimal divide by zero */
        !            16: #define                K_FLTUND 5      /* floating underflow */
        !            17: #define                K_DECOVF 6      /* decimal overflow */
        !            18: #define                K_SUBRNG 7      /* subscript out of range */
        !            19: #define        SIGKILL 9       /* kill (cannot be caught or ignored) */
        !            20: #define        SIGKIL  9
        !            21: #define        SIGBUS  10      /* bus error */
        !            22: #define        SIGSEGV 11      /* segmentation violation */
        !            23: #define        SIGSYS  12      /* bad argument to system call */
        !            24: #define        SIGPIPE 13      /* write on a pipe with no one to read it */
        !            25: #define        SIGALRM 14      /* alarm clock */
        !            26: #define        SIGTERM 15      /* software termination signal from kill */
        !            27: 
        !            28: #define        SIGSTOP 17      /* sendable stop signal not from tty */
        !            29: #define        SIGTSTP 18      /* stop signal from tty */
        !            30: #define        SIGCONT 19      /* continue a stopped process */
        !            31: #define        SIGCHLD 20      /* to parent on child stop or exit */
        !            32: #define        SIGTTIN 21      /* to readers pgrp upon background tty read */
        !            33: #define        SIGTTOU 22      /* like TTIN for output if (tp->t_local&LTOSTOP) */
        !            34: #define SIGTINT        23      /* to pgrp on every input character if LINTRUP */
        !            35: #define        SIGXCPU 24      /* exceeded CPU time limit */
        !            36: #define        SIGXFSZ 25      /* exceeded file size limit */
        !            37: 
        !            38: #ifndef KERNEL
        !            39: typedef int    (*SIG_TYP)();
        !            40: typedef void   (*SIG_ARG_TYP)();
        !            41: SIG_TYP signal(int, SIG_ARG_TYP);
        !            42: #endif
        !            43: 
        !            44: #define        BADSIG          (SIG_TYP)-1
        !            45: #define        SIG_DFL         (SIG_TYP)0
        !            46: #define        SIG_IGN         (SIG_TYP)1
        !            47: #ifdef KERNEL
        !            48: #define        SIG_CATCH       (SIG_TYP)2
        !            49: #endif
        !            50: #define        SIG_HOLD        (SIG_TYP)3
        !            51: 
        !            52: #define        SIGISDEFER(x)   (((int)(x) & 1) != 0)
        !            53: #define        SIGUNDEFER(x)   (SIG_TYP)((int)(x) &~ 1)
        !            54: #define        DEFERSIG(x)     (SIG_TYP)((int)(x) | 1)
        !            55: 
        !            56: #define        SIGNUMMASK      0377            /* to extract pure signal number */
        !            57: #define        SIGDOPAUSE      0400            /* do pause after setting action */
        !            58: #define        SIGDORTI        01000           /* do ret+rti after setting action */
        !            59: #endif

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