diff options
Diffstat (limited to 'sysdeps/unix/sysv/linux/bits/struct_stat.h')
| -rw-r--r-- | sysdeps/unix/sysv/linux/bits/struct_stat.h | 116 |
1 files changed, 52 insertions, 64 deletions
diff --git a/sysdeps/unix/sysv/linux/bits/struct_stat.h b/sysdeps/unix/sysv/linux/bits/struct_stat.h index 25bd6cb638..fb11a3fba4 100644 --- a/sysdeps/unix/sysv/linux/bits/struct_stat.h +++ b/sysdeps/unix/sysv/linux/bits/struct_stat.h @@ -26,37 +26,36 @@ #include <bits/endian.h> #include <bits/wordsize.h> -struct stat - { -#ifdef __USE_TIME_BITS64 -# include <bits/struct_stat_time64_helper.h> -#else - __dev_t st_dev; /* Device. */ - unsigned short int __pad1; -# ifndef __USE_FILE_OFFSET64 - __ino_t st_ino; /* File serial number. */ -# else - __ino_t __st_ino; /* 32bit file serial number. */ +#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 - __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. */ - unsigned short int __pad2; -# ifndef __USE_FILE_OFFSET64 - __off_t st_size; /* Size of file, in bytes. */ -# else - __off64_t st_size; /* Size of file, in bytes. */ -# endif - __blksize_t st_blksize; /* Optimal block size for I/O. */ +# 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 -# ifndef __USE_FILE_OFFSET64 - __blkcnt_t st_blocks; /* Number 512-byte blocks allocated. */ -# else - __blkcnt64_t st_blocks; /* Number 512-byte blocks allocated. */ -# endif -# ifdef __USE_XOPEN2K8 +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 @@ -66,47 +65,38 @@ struct stat 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 +# 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 -# ifndef __USE_FILE_OFFSET64 - unsigned long int __glibc_reserved4; - unsigned long int __glibc_reserved5; -# else - __ino64_t st_ino; /* File serial number. */ -# endif -#endif /* __USE_TIME_BITS64 */ +#endif + int __glibc_reserved[2]; }; +#undef __field64 + #ifdef __USE_LARGEFILE64 struct stat64 { -# ifdef __USE_TIME_BITS64 -# include <bits/struct_stat_time64_helper.h> -# else - __dev_t st_dev; /* Device. */ - unsigned int __pad1; - - __ino_t __st_ino; /* 32bit 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. */ - unsigned int __pad2; - __off64_t st_size; /* Size of file, in bytes. */ - __blksize_t st_blksize; /* Optimal block size for I/O. */ - - __blkcnt64_t st_blocks; /* Number 512-byte blocks allocated. */ -# ifdef __USE_XOPEN2K8 + __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 @@ -116,16 +106,15 @@ struct stat64 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 +#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 - __ino64_t st_ino; /* File serial number. */ -# endif /* __USE_TIME_BITS64 */ +#endif + int __glibc_reserved[2]; }; #endif @@ -135,5 +124,4 @@ struct stat64 /* Nanosecond resolution time values are supported. */ #define _STATBUF_ST_NSEC - #endif /* _BITS_STRUCT_STAT_H */ |