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Editing: struct_stat.h
/* Definition for struct stat. Copyright (C) 2020-2022 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as published by the Free Software Foundation; either version 2.1 of the License, or (at your option) any later version. The GNU C Library is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details. You should have received a copy of the GNU Lesser General Public License along with the GNU C Library. If not, see <https://www.gnu.org/licenses/>. */ #if !defined _SYS_STAT_H && !defined _FCNTL_H # error "Never include <bits/struct_stat.h> directly; use <sys/stat.h> instead." #endif #ifndef _BITS_STRUCT_STAT_H #define _BITS_STRUCT_STAT_H 1 #include <bits/endian.h> #include <bits/wordsize.h> #if defined __USE_FILE_OFFSET64 # define __field64(type, type64, name) type64 name #elif __WORDSIZE == 64 || defined __INO_T_MATCHES_INO64_T # if defined __INO_T_MATCHES_INO64_T && !defined __OFF_T_MATCHES_OFF64_T # error "ino_t and off_t must both be the same type" # endif # define __field64(type, type64, name) type name #elif __BYTE_ORDER == __LITTLE_ENDIAN # define __field64(type, type64, name) \ type name __attribute__((__aligned__ (__alignof__ (type64)))); int __##name##_pad #else # define __field64(type, type64, name) \ int __##name##_pad __attribute__((__aligned__ (__alignof__ (type64)))); type name #endif struct stat { __dev_t st_dev; /* Device. */ __field64(__ino_t, __ino64_t, st_ino); /* File serial number. */ __mode_t st_mode; /* File mode. */ __nlink_t st_nlink; /* Link count. */ __uid_t st_uid; /* User ID of the file's owner. */ __gid_t st_gid; /* Group ID of the file's group.*/ __dev_t st_rdev; /* Device number, if device. */ __dev_t __pad1; __field64(__off_t, __off64_t, st_size); /* Size of file, in bytes. */ __blksize_t st_blksize; /* Optimal block size for I/O. */ int __pad2; __field64(__blkcnt_t, __blkcnt64_t, st_blocks); /* 512-byte blocks */ #ifdef __USE_XOPEN2K8 /* Nanosecond resolution timestamps are stored in a format equivalent to 'struct timespec'. This is the type used whenever possible but the Unix namespace rules do not allow the identifier 'timespec' to appear in the <sys/stat.h> header. Therefore we have to handle the use of this header in strictly standard-compliant sources special. */ struct timespec st_atim; /* Time of last access. */ struct timespec st_mtim; /* Time of last modification. */ struct timespec st_ctim; /* Time of last status change. */ # define st_atime st_atim.tv_sec /* Backward compatibility. */ # define st_mtime st_mtim.tv_sec # define st_ctime st_ctim.tv_sec #else __time_t st_atime; /* Time of last access. */ unsigned long int st_atimensec; /* Nscecs of last access. */ __time_t st_mtime; /* Time of last modification. */ unsigned long int st_mtimensec; /* Nsecs of last modification. */ __time_t st_ctime; /* Time of last status change. */ unsigned long int st_ctimensec; /* Nsecs of last status change. */ #endif int __glibc_reserved[2]; }; #undef __field64 #ifdef __USE_LARGEFILE64 struct stat64 { __dev_t st_dev; /* Device. */ __ino64_t st_ino; /* File serial number. */ __mode_t st_mode; /* File mode. */ __nlink_t st_nlink; /* Link count. */ __uid_t st_uid; /* User ID of the file's owner. */ __gid_t st_gid; /* Group ID of the file's group.*/ __dev_t st_rdev; /* Device number, if device. */ __dev_t __pad1; __off64_t st_size; /* Size of file, in bytes. */ __blksize_t st_blksize; /* Optimal block size for I/O. */ int __pad2; __blkcnt64_t st_blocks; /* Nr. 512-byte blocks allocated. */ #ifdef __USE_XOPEN2K8 /* Nanosecond resolution timestamps are stored in a format equivalent to 'struct timespec'. This is the type used whenever possible but the Unix namespace rules do not allow the identifier 'timespec' to appear in the <sys/stat.h> header. Therefore we have to handle the use of this header in strictly standard-compliant sources special. */ struct timespec st_atim; /* Time of last access. */ struct timespec st_mtim; /* Time of last modification. */ struct timespec st_ctim; /* Time of last status change. */ #else __time_t st_atime; /* Time of last access. */ unsigned long int st_atimensec; /* Nscecs of last access. */ __time_t st_mtime; /* Time of last modification. */ unsigned long int st_mtimensec; /* Nsecs of last modification. */ __time_t st_ctime; /* Time of last status change. */ unsigned long int st_ctimensec; /* Nsecs of last status change. */ #endif int __glibc_reserved[2]; }; #endif /* Tell code we have these members. */ #define _STATBUF_ST_BLKSIZE #define _STATBUF_ST_RDEV /* Nanosecond resolution time values are supported. */ #define _STATBUF_ST_NSEC #endif /* _BITS_STRUCT_STAT_H */
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