stdlib/strtof_l.c

   1 /* Convert string representing a number to float value, using given locale.
   2    Copyright (C) 1997-2020 Free Software Foundation, Inc.
   3    This file is part of the GNU C Library.
   4    Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
   5
   6    The GNU C Library is free software; you can redistribute it and/or
   7    modify it under the terms of the GNU Lesser General Public
   8    License as published by the Free Software Foundation; either
   9    version 2.1 of the License, or (at your option) any later version.
  10
  11    The GNU C Library is distributed in the hope that it will be useful,
  12    but WITHOUT ANY WARRANTY; without even the implied warranty of
  13    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14    Lesser General Public License for more details.
  15
  16    You should have received a copy of the GNU Lesser General Public
  17    License along with the GNU C Library; if not, see
  18    <https://www.gnu.org/licenses/>.  */
  19
  20 #include <bits/floatn.h>
  21
  22 #if __HAVE_FLOAT32 && !__HAVE_DISTINCT_FLOAT32
  23 # define strtof32_l __hide_strtof32_l
  24 # define wcstof32_l __hide_wcstof32_l
  25 #endif
  26
  27 #include <locale.h>
  28
  29 extern float ____strtof_l_internal (const char *, char **, int, locale_t);
  30
  31 #define FLOAT           float
  32 #define FLT             FLT
  33 #ifdef USE_WIDE_CHAR
  34 # define STRTOF         wcstof_l
  35 # define __STRTOF       __wcstof_l
  36 # define STRTOF_NAN     __wcstof_nan
  37 #else
  38 # define STRTOF         strtof_l
  39 # define __STRTOF       __strtof_l
  40 # define STRTOF_NAN     __strtof_nan
  41 #endif
  42 #define MPN2FLOAT       __mpn_construct_float
  43 #define FLOAT_HUGE_VAL  HUGE_VALF
  44
  45 #include "strtod_l.c"
  46
  47 #if __HAVE_FLOAT32 && !__HAVE_DISTINCT_FLOAT32
  48 # undef strtof32_l
  49 # undef wcstof32_l
  50 # ifdef USE_WIDE_CHAR
  51 weak_alias (wcstof_l, wcstof32_l)
  52 # else
  53 weak_alias (strtof_l, strtof32_l)
  54 # endif
  55 #endif