1 | /* Read decimal floating point numbers. |
2 | This file is part of the GNU C Library. |
3 | Copyright (C) 1995-2016 Free Software Foundation, Inc. |
4 | Contributed by Ulrich Drepper <drepper@gnu.org>, 1995. |
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 | <http://www.gnu.org/licenses/>. */ |
19 | |
20 | #include <stdlib.h> |
21 | #include <wchar.h> |
22 | #include <locale/localeinfo.h> |
23 | |
24 | |
25 | #ifndef FLOAT |
26 | # include <math_ldbl_opt.h> |
27 | # define FLOAT double |
28 | # ifdef USE_WIDE_CHAR |
29 | # define STRTOF wcstod |
30 | # define STRTOF_L __wcstod_l |
31 | # else |
32 | # define STRTOF strtod |
33 | # define STRTOF_L __strtod_l |
34 | # endif |
35 | #endif |
36 | |
37 | #ifdef USE_WIDE_CHAR |
38 | # include <wctype.h> |
39 | # define STRING_TYPE wchar_t |
40 | #else |
41 | # define STRING_TYPE char |
42 | #endif |
43 | |
44 | #define INTERNAL(x) INTERNAL1(x) |
45 | #define INTERNAL1(x) __##x##_internal |
46 | |
47 | |
48 | FLOAT |
49 | INTERNAL (STRTOF) (const STRING_TYPE *nptr, STRING_TYPE **endptr, int group) |
50 | { |
51 | return INTERNAL(STRTOF_L) (nptr, endptr, group, _NL_CURRENT_LOCALE); |
52 | } |
53 | #if defined _LIBC |
54 | libc_hidden_def (INTERNAL (STRTOF)) |
55 | #endif |
56 | |
57 | |
58 | FLOAT |
59 | #ifdef weak_function |
60 | weak_function |
61 | #endif |
62 | STRTOF (const STRING_TYPE *nptr, STRING_TYPE **endptr) |
63 | { |
64 | return INTERNAL(STRTOF_L) (nptr, endptr, 0, _NL_CURRENT_LOCALE); |
65 | } |
66 | #if defined _LIBC |
67 | libc_hidden_def (STRTOF) |
68 | #endif |
69 | |
70 | #ifdef LONG_DOUBLE_COMPAT |
71 | # if LONG_DOUBLE_COMPAT(libc, GLIBC_2_0) |
72 | # ifdef USE_WIDE_CHAR |
73 | compat_symbol (libc, wcstod, wcstold, GLIBC_2_0); |
74 | compat_symbol (libc, __wcstod_internal, __wcstold_internal, GLIBC_2_0); |
75 | # else |
76 | compat_symbol (libc, strtod, strtold, GLIBC_2_0); |
77 | compat_symbol (libc, __strtod_internal, __strtold_internal, GLIBC_2_0); |
78 | # endif |
79 | # endif |
80 | #endif |
81 | |