Annotation of 42BSD/ingres/source/gutil/syserr.c, revision 1.1

1.1     ! root        1: # include      <stdio.h>
        !             2: # include      <sccs.h>
        !             3: 
        !             4: SCCSID(@(#)syserr.c    7.2     8/23/83)
        !             5: 
        !             6: /*
        !             7: **  SYSERR -- SYStem ERRor message print and abort
        !             8: **
        !             9: **     Syserr acts like a printf with up to five arguments.
        !            10: **
        !            11: **     If the first argument to syserr is not zero,
        !            12: **     the message "SYSERR:" is prepended.
        !            13: **
        !            14: **     If the extern variable `Proc_name' is assigned to a
        !            15: **     string, that string is prepended to the message.
        !            16: **
        !            17: **     All arguments must be null-terminated.
        !            18: **
        !            19: **     The function pointed to by `ExitFn' is then called.
        !            20: **     It is initialized to be `exit'.
        !            21: */
        !            22: 
        !            23: char   *Proc_name;
        !            24: int    Accerror;
        !            25: extern exit(), abort();
        !            26: int    (*ExitFn)()      = exit;
        !            27: 
        !            28: syserr(pv)
        !            29: char   *pv;
        !            30: {
        !            31:        int             pid;
        !            32:        register char   **p;
        !            33:        extern int      errno;
        !            34:        register int    usererr;
        !            35:        register int    exitvalue;
        !            36: 
        !            37:        p = &pv;
        !            38:        printf("\n");
        !            39:        usererr = pv == 0;
        !            40: 
        !            41:        if (!usererr)
        !            42:        {
        !            43:                if (Proc_name)
        !            44:                        printf("%s ", Proc_name);
        !            45:                printf("\007SYSERR: ");
        !            46:        }
        !            47:        else
        !            48:                p++;
        !            49:        printf(p[0], p[1], p[2], p[3], p[4], p[5]);
        !            50:        printf("\007\n");
        !            51:        exitvalue = -1;
        !            52:        if (!usererr)
        !            53:        {
        !            54:                if (errno)
        !            55:                {
        !            56:                        exitvalue = errno;
        !            57:                        perror("UNIX error");
        !            58:                }
        !            59:                if (Accerror != 0)
        !            60:                {
        !            61:                        printf("\taccess method error %d\n", Accerror);
        !            62:                }
        !            63:        }
        !            64:        fflush(stdout);
        !            65:        if (ExitFn == exit)
        !            66:                ExitFn = abort;
        !            67:        (*ExitFn)(exitvalue);
        !            68: }

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