compat-solaris.c

   1 #include "lib.h"
   2 #include "allocate.h"
   3
   4 #include "compat/mmap-blob.c"
   5
   6 #include <floatingpoint.h>
   7 #include <limits.h>
   8 #include <errno.h>
   9
  10 long double string_to_ld(const char *str, char **endptr)
  11 {
  12         long double res;
  13         decimal_record dr;
  14         enum decimal_string_form form;
  15         decimal_mode dm;
  16         fp_exception_field_type excp;
  17         char *echar;
  18
  19         string_to_decimal ((char **)&str, INT_MAX, 0,
  20                            &dr, &form, &echar);
  21         if (endptr) *endptr = (char *)str;
  22
  23         if (form == invalid_form) {
  24                 errno = EINVAL;
  25                 return 0.0;
  26         }
  27
  28         dm.rd = fp_nearest;
  29         decimal_to_quadruple (&res, &dm, &dr, &excp);
  30         if (excp & ((1 << fp_overflow) | (1 << fp_underflow)))
  31                 errno = ERANGE;
  32         return res;
  33 }