Remove powerpc, sparc fdim inlines (bug 22987).
[glibc.git] / stdlib / strtold.c
blob6a4e42812e39164238de1647ea2541a0db14c9fb
1 /* Read decimal floating point numbers.
2 This file is part of the GNU C Library.
3 Copyright (C) 1995-2018 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 /* The actual implementation for all floating point sizes is in strtod.c.
21 These macros tell it to produce the `float' version, `strtof'. */
23 #include <bits/floatn.h>
24 #include <bits/long-double.h>
26 #if __HAVE_FLOAT128 && !__HAVE_DISTINCT_FLOAT128
27 # define strtof128 __hide_strtof128
28 # define wcstof128 __hide_wcstof128
29 #endif
30 #if __HAVE_FLOAT64X_LONG_DOUBLE
31 # define strtof64x __hide_strtof64x
32 # define wcstof64x __hide_wcstof64x
33 #endif
35 #ifdef __LONG_DOUBLE_MATH_OPTIONAL
36 # include <wchar.h>
37 # define NEW(x) NEW1(x)
38 # define NEW1(x) __new_##x
39 long double ____new_strtold_internal (const char *, char **, int);
40 long double __new_strtold (const char *, char **);
41 long double ____new_wcstold_internal (const wchar_t *, wchar_t **, int);
42 long double __new_wcstold (const wchar_t *, wchar_t **);
43 libc_hidden_proto (____new_strtold_internal)
44 libc_hidden_proto (____new_wcstold_internal)
45 libc_hidden_proto (__new_strtold)
46 libc_hidden_proto (__new_wcstold)
47 #else
48 # define NEW(x) x
49 #endif
51 #define FLOAT long double
52 #define FLT LDBL
53 #ifdef USE_WIDE_CHAR
54 # define STRTOF NEW (wcstold)
55 # define STRTOF_L __wcstold_l
56 #else
57 # define STRTOF NEW (strtold)
58 # define STRTOF_L __strtold_l
59 #endif
61 #include "strtod.c"
63 #ifdef __LONG_DOUBLE_MATH_OPTIONAL
64 # include <math_ldbl_opt.h>
65 # ifdef USE_WIDE_CHAR
66 long_double_symbol (libc, __new_wcstold, wcstold);
67 long_double_symbol (libc, ____new_wcstold_internal, __wcstold_internal);
68 libc_hidden_ver (____new_wcstold_internal, __wcstold_internal)
69 # else
70 long_double_symbol (libc, __new_strtold, strtold);
71 long_double_symbol (libc, ____new_strtold_internal, __strtold_internal);
72 libc_hidden_ver (____new_strtold_internal, __strtold_internal)
73 # endif
74 #endif
76 #if __HAVE_FLOAT128 && !__HAVE_DISTINCT_FLOAT128
77 # undef strtof128
78 # undef wcstof128
79 # ifdef USE_WIDE_CHAR
80 weak_alias (NEW (wcstold), wcstof128)
81 # else
82 weak_alias (NEW (strtold), strtof128)
83 # endif
84 #endif
86 #if __HAVE_FLOAT64X_LONG_DOUBLE
87 # undef strtof64x
88 # undef wcstof64x
89 # ifdef USE_WIDE_CHAR
90 weak_alias (NEW (wcstold), wcstof64x)
91 # else
92 weak_alias (NEW (strtold), strtof64x)
93 # endif
94 #endif