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The C and C++ Include Header Files

cat -n /usr/include/c++/15/tr1/cinttypes

     1	// TR1 cinttypes -*- C++ -*-
     2	
     3	// Copyright (C) 2006-2025 Free Software Foundation, Inc.
     4	//
     5	// This file is part of the GNU ISO C++ Library.  This library is free
     6	// software; you can redistribute it and/or modify it under the
     7	// terms of the GNU General Public License as published by the
     8	// Free Software Foundation; either version 3, or (at your option)
     9	// any later version.
    10	
    11	// This 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
    14	// GNU General Public License for more details.
    15	
    16	// Under Section 7 of GPL version 3, you are granted additional
    17	// permissions described in the GCC Runtime Library Exception, version
    18	// 3.1, as published by the Free Software Foundation.
    19	
    20	// You should have received a copy of the GNU General Public License and
    21	// a copy of the GCC Runtime Library Exception along with this program;
    22	// see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see
    23	// <http://www.gnu.org/licenses/>.
    24	
    25	/** @file tr1/cinttypes
    26	 *  This is a TR1 C++ Library header. 
    27	 */
    28	
    29	#ifndef _GLIBCXX_TR1_CINTTYPES
    30	#define _GLIBCXX_TR1_CINTTYPES 1
    31	
    32	#ifdef _GLIBCXX_SYSHDR
    33	#pragma GCC system_header
    34	#endif
    35	
    36	#include <bits/requires_hosted.h> // TR1
    37	
    38	#include <tr1/cstdint>
    39	
    40	// For 8.11.1/1 (see C99, Note 184)
    41	#if _GLIBCXX_HAVE_INTTYPES_H
    42	# ifndef __STDC_FORMAT_MACROS
    43	#  define _UNDEF__STDC_FORMAT_MACROS
    44	#  define __STDC_FORMAT_MACROS
    45	# endif
    46	# include <inttypes.h>
    47	# ifdef _UNDEF__STDC_FORMAT_MACROS
    48	#  undef __STDC_FORMAT_MACROS
    49	#  undef _UNDEF__STDC_FORMAT_MACROS
    50	# endif
    51	#endif
    52	
    53	#ifdef _GLIBCXX_USE_C99_INTTYPES_TR1
    54	
    55	namespace std _GLIBCXX_VISIBILITY(default)
    56	{
    57	_GLIBCXX_BEGIN_NAMESPACE_VERSION
    58	
    59	namespace tr1
    60	{
    61	  // types
    62	  using ::imaxdiv_t;
    63	
    64	  // functions
    65	  using ::imaxabs;
    66	
    67	  // May collide with _Longlong abs(_Longlong), and is not described
    68	  // anywhere outside the synopsis.  Likely, a defect.
    69	  //
    70	  // intmax_t abs(intmax_t)
    71	
    72	  using ::imaxdiv;
    73	
    74	  // Likewise, with lldiv_t div(_Longlong, _Longlong).
    75	  //
    76	  // imaxdiv_t div(intmax_t, intmax_t)
    77	
    78	  using ::strtoimax;
    79	  using ::strtoumax;
    80	
    81	#if defined(_GLIBCXX_USE_WCHAR_T) && _GLIBCXX_USE_C99_INTTYPES_WCHAR_T_TR1
    82	  using ::wcstoimax;
    83	  using ::wcstoumax;
    84	#endif
    85	}
    86	
    87	_GLIBCXX_END_NAMESPACE_VERSION
    88	}
    89	
    90	#endif // _GLIBCXX_USE_C99_INTTYPES_TR1
    91	
    92	#endif // _GLIBCXX_TR1_CINTTYPES