# 2.11BSD#431 - /usr/src/new/OLD/apl/src/ax.c

##### Functions

    fpe               X
    fppinit           X

##### Variables

    fpelist           X

       1: static char Sccsid[] = "ax.c @(#)ax.c	1.1	10/1/82 Berkeley ";
       2: #
       3:
       4: /*
       5:  *	Floating-point initialization and trap service
       6:  *
       7:  *	On the PDP-11's the code in "ax.pdp.s" is preferred
       8:  *	since it enables the FPP for all floating exception
       9:  *	traps and fishes out the cause of an exception from
      10:  *	the FPP error register.
      11:  */
      12:
      13: #include <signal.h>
      14:
      15: #ifdef vax
      16: char *fpelist[] = {
      17:     "floating exception",
      18:     "integer overflow",
      19:     "integer divide by zero",
      20:     "floating overflow",
      21:     "floating divide by zero",
      22:     "floating underflow",
      23:     "decimal overflow",
      24:     "subscript range",
      25:     "floating overflow",
      26:     "floating divide by zero",
      27:     "floating underflow"
      28: };
      29:
      30: fpe(signo, param)
      31: unsigned param;
      32: {
      33:     signal(SIGFPE, fpe);
      34:     if (param >= sizeof fpelist/sizeof fpelist[0])
      35:         error("floating exception");
      36:     else
      37:         error(fpelist[param]);
      38: }
      39: #else
      40: fpe()
      41: {
      42:     signal(SIGFPE, fpe);
      43:     error("floating exception");
      44: }
      45: #endif
      46:
      47: fppinit()
      48: {
      49:     signal(SIGFPE, fpe);
      50: }

#### Defined functions

fpe defined in line 40; used 3 times

- in line 33, 42, 49

fppinit defined in line 47; used 1 times

- in /usr/src/new/OLD/apl/src/a0.c line 90

#### Defined variables

Sccsid defined in line 1; never used
fpelist defined in line 16; used 3 times

- in line 34-37(3)

Last modified: 1986-10-21 Generated: 2016-12-26 | Generated by src2html V0.67 page hit count: 497 |