ldd: never run file directly
[glibc.git] / stdlib / strtod.c
blob2ac1b2e57a0a366fc9845da53a0bc2e27d436858
1 /* Read decimal floating point numbers.
2 This file is part of the GNU C Library.
3 Copyright (C) 1995-2017 Free Software Foundation, Inc.
4 Contributed by Ulrich Drepper <drepper@gnu.org>, 1995.
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.
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.
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/>. */
20 #include <stdlib.h>
21 #include <wchar.h>
22 #include <locale/localeinfo.h>
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
37 #ifdef USE_WIDE_CHAR
38 # include <wctype.h>
39 # define STRING_TYPE wchar_t
40 #else
41 # define STRING_TYPE char
42 #endif
44 #define INTERNAL(x) INTERNAL1(x)
45 #define INTERNAL1(x) __##x##_internal
48 FLOAT
49 INTERNAL (STRTOF) (const STRING_TYPE *nptr, STRING_TYPE **endptr, int group)
51 return INTERNAL(STRTOF_L) (nptr, endptr, group, _NL_CURRENT_LOCALE);
53 #if defined _LIBC
54 libc_hidden_def (INTERNAL (STRTOF))
55 #endif
58 FLOAT
59 #ifdef weak_function
60 weak_function
61 #endif
62 STRTOF (const STRING_TYPE *nptr, STRING_TYPE **endptr)
64 return INTERNAL(STRTOF_L) (nptr, endptr, 0, _NL_CURRENT_LOCALE);
66 #if defined _LIBC
67 libc_hidden_def (STRTOF)
68 #endif
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