glibc/stdlib/strtof_l.c

47 lines
1.7 KiB
C

/* Convert string representing a number to float value, using given locale.
Copyright (C) 1997,98,2002, 2004 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with the GNU C Library; if not, see
<http://www.gnu.org/licenses/>. */
#include <xlocale.h>
extern float ____strtof_l_internal (const char *, char **, int, __locale_t);
extern unsigned long long int ____strtoull_l_internal (const char *, char **,
int, int, __locale_t);
#define FLOAT float
#define FLT FLT
#ifdef USE_WIDE_CHAR
# define STRTOF wcstof_l
# define __STRTOF __wcstof_l
#else
# define STRTOF strtof_l
# define __STRTOF __strtof_l
#endif
#define MPN2FLOAT __mpn_construct_float
#define FLOAT_HUGE_VAL HUGE_VALF
#define SET_MANTISSA(flt, mant) \
do { union ieee754_float u; \
u.f = (flt); \
if ((mant & 0x7fffff) == 0) \
mant = 0x400000; \
u.ieee.mantissa = (mant) & 0x7fffff; \
(flt) = u.f; \
} while (0)
#include "strtod_l.c"