manual: clarify defintions of floating point exponent bounds (bug 31518)
[glibc.git] / wcsmbs / bits / wchar-ldbl.h
blob13de8c5077ce22986af041e307a49a5ad9cd374f
1 /* -mlong-double-64 compatibility mode for <wchar.h> functions.
2 Copyright (C) 2006-2024 Free Software Foundation, Inc.
3 This file is part of the GNU C Library.
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.
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.
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/>. */
19 #ifndef _WCHAR_H
20 # error "Never include <bits/wchar-ldbl.h> directly; use <wchar.h> instead."
21 #endif
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
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
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
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