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The C and C++ Include Header Files

/usr/include/x86_64-linux-gnu/bits/struct_stat_time64_helper.h


$ cat -n /usr/include/x86_64-linux-gnu/bits/struct_stat_time64_helper.h

     1	/* Definition for helper to define struct stat with 64-bit time.
     2	   Copyright (C) 2021-2024 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	  /* Content of internal __stat64_t64 struct.  */
    20	  __dev_t st_dev;		/* Device.  */
    21	  __ino64_t st_ino;		/* file serial number.	*/
    22	  __mode_t st_mode;		/* File mode.  */
    23	  __nlink_t st_nlink;		/* Link count.  */
    24	  __uid_t st_uid;		/* User ID of the file's owner.  */
    25	  __gid_t st_gid;		/* Group ID of the file's group.  */
    26	  __dev_t st_rdev;		/* Device number, if device.  */
    27	  __off64_t st_size;		/* Size of file, in bytes.  */
    28	  __blksize_t st_blksize;	/* Optimal block size for I/O.  */
    29	  __blkcnt64_t st_blocks;	/* Number 512-byte blocks allocated. */
    30	#ifdef __USE_XOPEN2K8
    31	# ifndef __struct_timespec
    32	#  define __struct_timespec struct timespec
    33	# endif
    34	  /* Nanosecond resolution timestamps are stored in a format
    35	     equivalent to 'struct timespec'.  This is the type used
    36	     whenever possible but the Unix namespace rules do not allow the
    37	     identifier 'timespec' to appear in the <sys/stat.h> header.
    38	     Therefore we have to handle the use of this header in strictly
    39	     standard-compliant sources special.  */
    40	  __struct_timespec st_atim;
    41	  __struct_timespec st_mtim;
    42	  __struct_timespec st_ctim;
    43	# define st_atime st_atim.tv_sec
    44	# define st_mtime st_mtim.tv_sec
    45	# define st_ctime st_ctim.tv_sec
    46	# undef __struct_timespec
    47	#else
    48	/* The definition should be equal to the 'struct __timespec64' internal
    49	   layout.  */
    50	# if __BYTE_ORDER == __BIG_ENDIAN
    51	#  define __fieldts64(name)					\
    52	   __time64_t name; __int32_t :32; __int32_t name ## nsec
    53	# else
    54	#  define __fieldts64(name)					\
    55	   __time64_t name; __int32_t name ## nsec; __int32_t :32
    56	# endif
    57	
    58	  __fieldts64 (st_atime);
    59	  __fieldts64 (st_mtime);
    60	  __fieldts64 (st_ctime);
    61	
    62	  unsigned long int __glibc_reserved4;
    63	  unsigned long int __glibc_reserved5;
    64	
    65	# undef __fieldts64
    66	#endif