sysdeps/ieee754/ldbl-128ibm/strtold_l.c

   1 /* Copyright (C) 1999-2019 Free Software Foundation, Inc.
   2    This file is part of the GNU C Library.
   3
   4    The GNU C Library is free software; you can redistribute it and/or
   5    modify it under the terms of the GNU Lesser General Public
   6    License as published by the Free Software Foundation; either
   7    version 2.1 of the License, or (at your option) any later version.
   8
   9    The GNU C Library is distributed in the hope that it will be useful,
  10    but WITHOUT ANY WARRANTY; without even the implied warranty of
  11    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12    Lesser General Public License for more details.
  13
  14    You should have received a copy of the GNU Lesser General Public
  15    License along with the GNU C Library; if not, see
  16    <http://www.gnu.org/licenses/>.  */
  17
  18 #include <math.h>
  19 #include <stdlib.h>
  20 #include <wchar.h>
  21
  22 /* The actual implementation for all floating point sizes is in strtod.c.
  23    These macros tell it to produce the `long double' version, `strtold'.  */
  24
  25 #define FLOAT           long double
  26 #define FLT             LDBL
  27 #ifdef USE_WIDE_CHAR
  28 extern long double ____new_wcstold_l (const wchar_t *, wchar_t **, locale_t);
  29 # define STRTOF         __new_wcstold_l
  30 # define __STRTOF       ____new_wcstold_l
  31 # define ____STRTOF_INTERNAL ____wcstold_l_internal
  32 # define STRTOF_NAN     __wcstold_nan
  33 #else
  34 extern long double ____new_strtold_l (const char *, char **, locale_t);
  35 # define STRTOF         __new_strtold_l
  36 # define __STRTOF       ____new_strtold_l
  37 # define ____STRTOF_INTERNAL ____strtold_l_internal
  38 # define STRTOF_NAN     __strtold_nan
  39 #endif
  40 extern __typeof (__STRTOF) STRTOF;
  41 libc_hidden_proto (__STRTOF)
  42 libc_hidden_proto (STRTOF)
  43 #define MPN2FLOAT       __mpn_construct_long_double
  44 #define FLOAT_HUGE_VAL  HUGE_VALL
  45
  46 #include <strtod_l.c>
  47
  48 #ifdef __LONG_DOUBLE_MATH_OPTIONAL
  49 # include <math_ldbl_opt.h>
  50 # ifdef USE_WIDE_CHAR
  51 weak_alias (____new_wcstold_l, ___new_wcstold_l);
  52 long_double_symbol (libc, ___new_wcstold_l, wcstold_l);
  53 long_double_symbol (libc, ____new_wcstold_l, __wcstold_l);
  54 # else
  55 weak_alias (____new_strtold_l, ___new_strtold_l);
  56 long_double_symbol (libc, ___new_strtold_l, strtold_l);
  57 long_double_symbol (libc, ____new_strtold_l, __strtold_l);
  58 # endif
  59 #endif