1/* -mlong-double-64 compatibility mode for <wchar.h> functions.
2 Copyright (C) 2006-2026 Free Software Foundation, Inc.
3 This file is part of the GNU C Library.
4
5 The GNU C Library is free software; you can redistribute it and/or
6 modify it under the terms of the GNU Lesser General Public
7 License as published by the Free Software Foundation; either
8 version 2.1 of the License, or (at your option) any later version.
9
10 The GNU C Library is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 Lesser General Public License for more details.
14
15 You should have received a copy of the GNU Lesser General Public
16 License along with the GNU C Library; if not, see
17 <https://www.gnu.org/licenses/>. */
18
19#ifndef _WCHAR_H
20# error "Never include <bits/wchar-ldbl.h> directly; use <wchar.h> instead."
21#endif
22
23#if defined __USE_ISOC95 || defined __USE_UNIX98
24__LDBL_REDIR_DECL (fwprintf);
25__LDBL_REDIR_DECL (wprintf);
26__LDBL_REDIR_DECL (swprintf);
27__LDBL_REDIR_DECL (vfwprintf);
28__LDBL_REDIR_DECL (vwprintf);
29__LDBL_REDIR_DECL (vswprintf);
30# if !__GLIBC_USE (DEPRECATED_SCANF)
31# if defined __LDBL_COMPAT
32# if __GLIBC_USE (C23_STRTOL)
33__LDBL_REDIR1_DECL (fwscanf, __nldbl___isoc23_fwscanf)
34__LDBL_REDIR1_DECL (wscanf, __nldbl___isoc23_wscanf)
35__LDBL_REDIR1_DECL (swscanf, __nldbl___isoc23_swscanf)
36# else
37__LDBL_REDIR1_DECL (fwscanf, __nldbl___isoc99_fwscanf)
38__LDBL_REDIR1_DECL (wscanf, __nldbl___isoc99_wscanf)
39__LDBL_REDIR1_DECL (swscanf, __nldbl___isoc99_swscanf)
40# endif
41# elif __LDOUBLE_REDIRECTS_TO_FLOAT128_ABI == 1
42# if __GLIBC_USE (C23_STRTOL)
43__LDBL_REDIR1_DECL (fwscanf, __isoc23_fwscanfieee128)
44__LDBL_REDIR1_DECL (wscanf, __isoc23_wscanfieee128)
45__LDBL_REDIR1_DECL (swscanf, __isoc23_swscanfieee128)
46# else
47__LDBL_REDIR1_DECL (fwscanf, __isoc99_fwscanfieee128)
48__LDBL_REDIR1_DECL (wscanf, __isoc99_wscanfieee128)
49__LDBL_REDIR1_DECL (swscanf, __isoc99_swscanfieee128)
50# endif
51# else
52# error bits/stdlib-ldbl.h included when no ldbl redirections are required.
53# endif
54# else
55__LDBL_REDIR_DECL (fwscanf);
56__LDBL_REDIR_DECL (wscanf);
57__LDBL_REDIR_DECL (swscanf);
58# endif
59#endif
60
61#ifdef __USE_ISOC99
62# ifdef __LDBL_COMPAT
63__LDBL_REDIR1_DECL (wcstold, wcstod);
64# else
65__LDBL_REDIR1_DECL (wcstold, __wcstoieee128)
66# endif
67# if !__GLIBC_USE (DEPRECATED_SCANF)
68# if defined __LDBL_COMPAT
69# if __GLIBC_USE (C23_STRTOL)
70__LDBL_REDIR1_DECL (vfwscanf, __nldbl___isoc23_vfwscanf)
71__LDBL_REDIR1_DECL (vwscanf, __nldbl___isoc23_vwscanf)
72__LDBL_REDIR1_DECL (vswscanf, __nldbl___isoc23_vswscanf)
73# else
74__LDBL_REDIR1_DECL (vfwscanf, __nldbl___isoc99_vfwscanf)
75__LDBL_REDIR1_DECL (vwscanf, __nldbl___isoc99_vwscanf)
76__LDBL_REDIR1_DECL (vswscanf, __nldbl___isoc99_vswscanf)
77# endif
78# elif __LDOUBLE_REDIRECTS_TO_FLOAT128_ABI == 1
79# if __GLIBC_USE (C23_STRTOL)
80__LDBL_REDIR1_DECL (vfwscanf, __isoc23_vfwscanfieee128)
81__LDBL_REDIR1_DECL (vwscanf, __isoc23_vwscanfieee128)
82__LDBL_REDIR1_DECL (vswscanf, __isoc23_vswscanfieee128)
83# else
84__LDBL_REDIR1_DECL (vfwscanf, __isoc99_vfwscanfieee128)
85__LDBL_REDIR1_DECL (vwscanf, __isoc99_vwscanfieee128)
86__LDBL_REDIR1_DECL (vswscanf, __isoc99_vswscanfieee128)
87# endif
88# else
89# error bits/stdlib-ldbl.h included when no ldbl redirections are required.
90# endif
91# else
92__LDBL_REDIR_DECL (vfwscanf);
93__LDBL_REDIR_DECL (vwscanf);
94__LDBL_REDIR_DECL (vswscanf);
95# endif
96#endif
97
98#ifdef __USE_GNU
99# ifdef __LDBL_COMPAT
100__LDBL_REDIR1_DECL (wcstold_l, wcstod_l);
101# else
102__LDBL_REDIR1_DECL (wcstold_l, __wcstoieee128_l)
103# endif
104#endif
105
106#if __USE_FORTIFY_LEVEL > 0 && defined __fortify_function
107__LDBL_REDIR2_DECL (swprintf_chk)
108__LDBL_REDIR2_DECL (vswprintf_chk)
109# if __USE_FORTIFY_LEVEL > 1
110__LDBL_REDIR2_DECL (fwprintf_chk)
111__LDBL_REDIR2_DECL (wprintf_chk)
112__LDBL_REDIR2_DECL (vfwprintf_chk)
113__LDBL_REDIR2_DECL (vwprintf_chk)
114# endif
115#endif