1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
|
/* Copyright (C) 1999-2013 Free Software Foundation, Inc.
This file is part of the GNU C Library.
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 <math.h>
#include <stdlib.h>
#include <wchar.h>
#include <xlocale.h>
/* The actual implementation for all floating point sizes is in strtod.c.
These macros tell it to produce the `long double' version, `strtold'. */
#define FLOAT long double
#define FLT LDBL
#ifdef USE_WIDE_CHAR
extern long double ____new_wcstold_l (const wchar_t *, wchar_t **, __locale_t);
# define STRTOF __new_wcstold_l
# define __STRTOF ____new_wcstold_l
# define ____STRTOF_INTERNAL ____wcstold_l_internal
#else
extern long double ____new_strtold_l (const char *, char **, __locale_t);
# define STRTOF __new_strtold_l
# define __STRTOF ____new_strtold_l
# define ____STRTOF_INTERNAL ____strtold_l_internal
#endif
extern __typeof (__STRTOF) STRTOF;
libc_hidden_proto (__STRTOF)
libc_hidden_proto (STRTOF)
#define MPN2FLOAT __mpn_construct_long_double
#define FLOAT_HUGE_VAL HUGE_VALL
# define SET_MANTISSA(flt, mant) \
do { union ibm_extended_long_double u; \
u.ld = (flt); \
u.d[0].ieee_nan.mantissa0 = (mant) >> 32; \
u.d[0].ieee_nan.mantissa1 = (mant); \
if ((u.d[0].ieee.mantissa0 | u.d[0].ieee.mantissa1) != 0) \
(flt) = u.ld; \
} while (0)
#include <strtod_l.c>
#ifdef __LONG_DOUBLE_MATH_OPTIONAL
# include <math_ldbl_opt.h>
# ifdef USE_WIDE_CHAR
weak_alias (____new_wcstold_l, ___new_wcstold_l);
long_double_symbol (libc, ___new_wcstold_l, wcstold_l);
long_double_symbol (libc, ____new_wcstold_l, __wcstold_l);
# else
weak_alias (____new_strtold_l, ___new_strtold_l);
long_double_symbol (libc, ___new_strtold_l, strtold_l);
long_double_symbol (libc, ____new_strtold_l, __strtold_l);
# endif
#endif
|
