ksh_limval.h

   1 /* Wrapper around the values.h/limits.h includes/ifdefs */
   2 /* $Id$ */
   3
   4 #ifdef HAVE_VALUES_H
   5 # include <values.h>
   6 #endif /* HAVE_VALUES_H */
   7 /* limits.h is included in sh.h */
   8
   9 #ifndef DMAXEXP
  10 # define DMAXEXP        128     /* should be big enough */
  11 #endif
  12
  13 #ifndef BITSPERBYTE
  14 # ifdef CHAR_BIT
  15 #  define BITSPERBYTE   CHAR_BIT
  16 # else
  17 #  define BITSPERBYTE   8       /* probably true.. */
  18 # endif
  19 #endif
  20
  21 #ifndef BITS
  22 # define BITS(t)        (BITSPERBYTE * sizeof(t))
  23 #endif