1 /* Copyright (C) 1999-2022 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 <https://www.gnu.org/licenses/>. */
17
18 #include <math.h>
19 #include <stdlib.h>
20 #include <wchar.h>
21
22 #ifdef USE_WIDE_CHAR
23 # define STRING_TYPE wchar_t
24 # define STRTOLD wcstold_l
25 # define __STRTOLD __wcstold_l
26 # define __STRTOD __wcstod_l
27 #else
28 # define STRING_TYPE char
29 # define STRTOLD strtold_l
30 # define __STRTOLD __strtold_l
31 # define __STRTOD __strtod_l
32 #endif
33
34 #define INTERNAL(x) INTERNAL1(x)
35 #define INTERNAL1(x) __##x##_internal
36
37 extern double INTERNAL (__STRTOD) (const STRING_TYPE *, STRING_TYPE **,
38 int, locale_t);
39
40 /* There is no `long double' type, use the `double' implementations. */
41 long double
INTERNAL(__STRTOLD)42 INTERNAL (__STRTOLD) (const STRING_TYPE *nptr, STRING_TYPE **endptr,
43 int group, locale_t loc)
44 {
45 return INTERNAL (__STRTOD) (nptr, endptr, group, loc);
46 }
47 #ifndef USE_WIDE_CHAR
libc_hidden_def(INTERNAL (__STRTOLD))48 libc_hidden_def (INTERNAL (__STRTOLD))
49 #endif
50
51 long double
52 weak_function
53 __STRTOLD (const STRING_TYPE *nptr, STRING_TYPE **endptr, locale_t loc)
54 {
55 return INTERNAL (__STRTOD) (nptr, endptr, 0, loc);
56 }
57 #if defined _LIBC
58 libc_hidden_def (__STRTOLD)
59 libc_hidden_ver (__STRTOLD, STRTOLD)
60 #endif
61 weak_alias (__STRTOLD, STRTOLD)
62