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The C and C++ Include Header Files

/usr/include/x86_64-linux-gnu/bits/stdio-ldbl.h


$ cat -n /usr/include/x86_64-linux-gnu/bits/stdio-ldbl.h

     1	/* -mlong-double-64 compatibility mode for stdio functions.
     2	   Copyright (C) 2006-2024 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 _STDIO_H
    20	# error "Never include <bits/stdio-ldbl.h> directly; use <stdio.h> instead."
    21	#endif
    22	
    23	__LDBL_REDIR_DECL (fprintf)
    24	__LDBL_REDIR_DECL (printf)
    25	__LDBL_REDIR_DECL (sprintf)
    26	__LDBL_REDIR_DECL (vfprintf)
    27	__LDBL_REDIR_DECL (vprintf)
    28	__LDBL_REDIR_DECL (vsprintf)
    29	#if !__GLIBC_USE (DEPRECATED_SCANF)
    30	# if defined __LDBL_COMPAT
    31	#  if __GLIBC_USE (C2X_STRTOL)
    32	__LDBL_REDIR1_DECL (fscanf, __nldbl___isoc23_fscanf)
    33	__LDBL_REDIR1_DECL (scanf, __nldbl___isoc23_scanf)
    34	__LDBL_REDIR1_DECL (sscanf, __nldbl___isoc23_sscanf)
    35	#  else
    36	__LDBL_REDIR1_DECL (fscanf, __nldbl___isoc99_fscanf)
    37	__LDBL_REDIR1_DECL (scanf, __nldbl___isoc99_scanf)
    38	__LDBL_REDIR1_DECL (sscanf, __nldbl___isoc99_sscanf)
    39	#  endif
    40	# elif __LDOUBLE_REDIRECTS_TO_FLOAT128_ABI == 1
    41	#  if __GLIBC_USE (C2X_STRTOL)
    42	__LDBL_REDIR1_DECL (fscanf, __isoc23_fscanfieee128)
    43	__LDBL_REDIR1_DECL (scanf, __isoc23_scanfieee128)
    44	__LDBL_REDIR1_DECL (sscanf, __isoc23_sscanfieee128)
    45	#  else
    46	__LDBL_REDIR1_DECL (fscanf, __isoc99_fscanfieee128)
    47	__LDBL_REDIR1_DECL (scanf, __isoc99_scanfieee128)
    48	__LDBL_REDIR1_DECL (sscanf, __isoc99_sscanfieee128)
    49	#  endif
    50	# else
    51	#  error bits/stdlib-ldbl.h included when no ldbl redirections are required.
    52	# endif
    53	#else
    54	__LDBL_REDIR_DECL (fscanf)
    55	__LDBL_REDIR_DECL (scanf)
    56	__LDBL_REDIR_DECL (sscanf)
    57	#endif
    58	
    59	#if defined __USE_ISOC99 || defined __USE_UNIX98
    60	__LDBL_REDIR_DECL (snprintf)
    61	__LDBL_REDIR_DECL (vsnprintf)
    62	#endif
    63	
    64	#ifdef	__USE_ISOC99
    65	# if !__GLIBC_USE (DEPRECATED_SCANF)
    66	#  if defined __LDBL_COMPAT
    67	#   if __GLIBC_USE (C2X_STRTOL)
    68	__LDBL_REDIR1_DECL (vfscanf, __nldbl___isoc23_vfscanf)
    69	__LDBL_REDIR1_DECL (vscanf, __nldbl___isoc23_vscanf)
    70	__LDBL_REDIR1_DECL (vsscanf, __nldbl___isoc23_vsscanf)
    71	#   else
    72	__LDBL_REDIR1_DECL (vfscanf, __nldbl___isoc99_vfscanf)
    73	__LDBL_REDIR1_DECL (vscanf, __nldbl___isoc99_vscanf)
    74	__LDBL_REDIR1_DECL (vsscanf, __nldbl___isoc99_vsscanf)
    75	#   endif
    76	#  elif __LDOUBLE_REDIRECTS_TO_FLOAT128_ABI == 1
    77	#   if __GLIBC_USE (C2X_STRTOL)
    78	__LDBL_REDIR1_DECL (vfscanf, __isoc23_vfscanfieee128)
    79	__LDBL_REDIR1_DECL (vscanf, __isoc23_vscanfieee128)
    80	__LDBL_REDIR1_DECL (vsscanf, __isoc23_vsscanfieee128)
    81	#   else
    82	__LDBL_REDIR1_DECL (vfscanf, __isoc99_vfscanfieee128)
    83	__LDBL_REDIR1_DECL (vscanf, __isoc99_vscanfieee128)
    84	__LDBL_REDIR1_DECL (vsscanf, __isoc99_vsscanfieee128)
    85	#   endif
    86	#  else
    87	#   error bits/stdlib-ldbl.h included when no ldbl redirections are required.
    88	#  endif
    89	# else
    90	__LDBL_REDIR_DECL (vfscanf)
    91	__LDBL_REDIR_DECL (vsscanf)
    92	__LDBL_REDIR_DECL (vscanf)
    93	# endif
    94	#endif
    95	
    96	#ifdef __USE_XOPEN2K8
    97	__LDBL_REDIR_DECL (vdprintf)
    98	__LDBL_REDIR_DECL (dprintf)
    99	#endif
   100	
   101	#ifdef __USE_GNU
   102	__LDBL_REDIR_DECL (vasprintf)
   103	__LDBL_REDIR2_DECL (asprintf)
   104	__LDBL_REDIR_DECL (asprintf)
   105	__LDBL_REDIR_DECL (obstack_printf)
   106	__LDBL_REDIR_DECL (obstack_vprintf)
   107	#endif
   108	
   109	#if __USE_FORTIFY_LEVEL > 0 && defined __fortify_function
   110	__LDBL_REDIR2_DECL (sprintf_chk)
   111	__LDBL_REDIR2_DECL (vsprintf_chk)
   112	# if defined __USE_ISOC99 || defined __USE_UNIX98
   113	__LDBL_REDIR2_DECL (snprintf_chk)
   114	__LDBL_REDIR2_DECL (vsnprintf_chk)
   115	# endif
   116	# if __USE_FORTIFY_LEVEL > 1
   117	__LDBL_REDIR2_DECL (fprintf_chk)
   118	__LDBL_REDIR2_DECL (printf_chk)
   119	__LDBL_REDIR2_DECL (vfprintf_chk)
   120	__LDBL_REDIR2_DECL (vprintf_chk)
   121	#  ifdef __USE_XOPEN2K8
   122	__LDBL_REDIR2_DECL (dprintf_chk)
   123	__LDBL_REDIR2_DECL (vdprintf_chk)
   124	#  endif
   125	#  ifdef __USE_GNU
   126	__LDBL_REDIR2_DECL (asprintf_chk)
   127	__LDBL_REDIR2_DECL (vasprintf_chk)
   128	__LDBL_REDIR2_DECL (obstack_printf_chk)
   129	__LDBL_REDIR2_DECL (obstack_vprintf_chk)
   130	#  endif
   131	# endif
   132	#endif