From: Antoine Leca Date: Fri, 5 Apr 2013 22:10:35 +0000 (+0200) Subject: sys/stat.h: better align with NetBSD-current X-Git-Tag: v3.3.0~1043 X-Git-Url: http://zhaoyanbai.com/repos/%22http:/www.isc.org/icons/zlib_tech.html?a=commitdiff_plain;h=9315ea82991c5c32c5b65c7ed977e2fbb42599c5;p=minix.git sys/stat.h: better align with NetBSD-current --- diff --git a/sys/sys/stat.h b/sys/sys/stat.h index 06a5a347e..970d2b5a1 100644 --- a/sys/sys/stat.h +++ b/sys/sys/stat.h @@ -1,4 +1,4 @@ -/* $NetBSD: stat.h,v 1.63 2011/09/04 10:02:33 christos Exp $ */ +/* $NetBSD: stat.h,v 1.65 2012/12/01 08:20:55 skrll Exp $ */ /*- * Copyright (c) 1982, 1986, 1989, 1993 @@ -44,9 +44,30 @@ #if defined(_NETBSD_SOURCE) #include +#elif (_POSIX_C_SOURCE - 0) >= 200809L || (_XOPEN_SOURCE - 0) >= 700 +/* + * POSIX:2008 / XPG7 requires struct timespec to be declared in + * this header, but does not provide the usual exemption + * "inclusion of this header may make visible symbols defined in ". + * + * This is a Standard omission, acknowledged by the committee and + * scheduled to be corrected in Technical Corrigendum 2, according to + * http://austingroupbugs.net/view.php?id=531 + */ +#include #endif struct stat { +# ifdef AVOID_USING_BIG_TYPES + dev_t st_dev; /* inode's device */ + mode_t st_mode; /* inode protection mode */ + ino_t st_ino; /* inode's number */ + nlink_t st_nlink; /* number of hard links */ + 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 type */ +# else /* !AVOID_USING_BIG_TYPES */ +/* XXX For now MINIX is still using big_xxx_t types; just cut this when the day finally comes! */ big_dev_t st_dev; /* inode's device */ big_mode_t st_mode; /* inode protection mode */ big_ino_t st_ino; /* inode's number */ @@ -54,11 +75,13 @@ struct stat { big_uid_t st_uid; /* user ID of the file's owner */ big_gid_t st_gid; /* group ID of the file's group */ big_dev_t st_rdev; /* device type */ -#if defined(_NETBSD_SOURCE) - struct timespec st_atimespec;/* time of last access */ - struct timespec st_mtimespec;/* time of last data modification */ - struct timespec st_ctimespec;/* time of last file status change */ - struct timespec st_birthtimespec; /* time of creation */ +# endif /* AVOID_USING_BIG_TYPES */ +#if (_POSIX_C_SOURCE - 0) >= 200809L || (_XOPEN_SOURCE - 0) >= 700 || \ + defined(_NETBSD_SOURCE) + struct timespec st_atim; /* time of last access */ + struct timespec st_mtim; /* time of last data modification */ + struct timespec st_ctim; /* time of last file status change */ + struct timespec st_birthtim; /* time of creation */ #else time_t st_atime; /* time of last access */ long st_atimensec; /* nsec of last access */ @@ -73,37 +96,36 @@ struct stat { off_t st_size; /* file size, in off_t bytes */ off_t st_size_rest; #else +# ifdef AVOID_USING_BIG_TYPES + off_t st_size; /* file size, in bytes */ +# else /* !AVOID_USING_BIG_TYPES */ /* XXX also cut here */ big_off_t st_size; /* file size, in bytes */ +# endif /* AVOID_USING_BIG_TYPES */ #endif - blkcnt_t st_blocks; /* blocks allocated for file */ - blksize_t st_blksize; /* optimal blocksize for I/O */ - u32_t st_flags; /* user defined flags for file */ - u32_t st_gen; /* file generation number */ - u32_t st_spare[2]; + blkcnt_t st_blocks; /* blocks allocated for file */ + blksize_t st_blksize; /* optimal blocksize for I/O */ + uint32_t st_flags; /* user defined flags for file */ + uint32_t st_gen; /* file generation number */ + uint32_t st_spare[2]; }; -struct minix_prev_stat { - short st_dev; /* major/minor device number */ - ino_t st_ino; /* i-node number */ - mode_t st_mode; /* file mode, protection bits, etc. */ - nlink_t st_nlink; /* # links; */ - short st_uid; /* uid of the file's owner */ - short int st_gid; /* gid; TEMPORARY HACK: should be gid_t */ - short st_rdev; - off_t st_size; /* file size */ - time_t st_atime; /* time of last access */ - time_t st_mtime; /* time of last data modification */ - time_t st_ctime; /* time of last file status change */ -}; +#if (_POSIX_C_SOURCE - 0) >= 200809L || (_XOPEN_SOURCE - 0) >= 700 || \ + defined(_NETBSD_SOURCE) +/* Standard-mandated compatibility */ +#define st_atime st_atim.tv_sec +#define st_mtime st_mtim.tv_sec +#define st_ctime st_ctim.tv_sec +#define st_birthtime st_birthtim.tv_sec +#endif #if defined(_NETBSD_SOURCE) -#define st_atime st_atimespec.tv_sec +#define st_atimespec st_atim #define st_atimensec st_atimespec.tv_nsec -#define st_mtime st_mtimespec.tv_sec +#define st_mtimespec st_mtim #define st_mtimensec st_mtimespec.tv_nsec -#define st_ctime st_ctimespec.tv_sec +#define st_ctimespec st_ctim #define st_ctimensec st_ctimespec.tv_nsec -#define st_birthtime st_birthtimespec.tv_sec +#define st_birthtimespec st_birthtim #define st_birthtimensec st_birthtimespec.tv_nsec #endif @@ -211,9 +233,30 @@ struct minix_prev_stat { #define SF_ARCHIVED 0x00010000 /* file is archived */ #define SF_IMMUTABLE 0x00020000 /* file may not be changed */ #define SF_APPEND 0x00040000 /* writes to file may only append */ +/* SF_NOUNLINK 0x00100000 [NOT IMPLEMENTED] */ +#define SF_SNAPSHOT 0x00200000 /* snapshot inode */ +#define SF_LOG 0x00400000 /* WAPBL log file inode */ +#define SF_SNAPINVAL 0x00800000 /* snapshot is invalid */ +#ifdef _KERNEL +/* + * Shorthand abbreviations of above. + */ +#define OPAQUE (UF_OPAQUE) +#define APPEND (UF_APPEND | SF_APPEND) +#define IMMUTABLE (UF_IMMUTABLE | SF_IMMUTABLE) +#endif /* _KERNEL */ #endif /* _NETBSD_SOURCE */ +#if (_POSIX_C_SOURCE - 0) >= 200809L || (_XOPEN_SOURCE - 0) >= 700 || \ + defined(_NETBSD_SOURCE) +/* + * Special values for utimensat and futimens + */ +#define UTIME_NOW ((1 << 30) - 1) +#define UTIME_OMIT ((1 << 30) - 2) +#endif + #if defined(__minix) #include /* Convenient constant to use when st_blocksize field is required. */ @@ -232,13 +275,48 @@ int stat(const char *, struct stat *) __RENAME(__stat50); int fstat(int, struct stat *) __RENAME(__fstat50); #endif mode_t umask(mode_t); +#if (_POSIX_C_SOURCE - 0) >= 200112L || defined(_XOPEN_SOURCE) || \ + defined(_NETBSD_SOURCE) +#ifndef __LIBC12_SOURCE__ +int lstat(const char *, struct stat *) __RENAME(__lstat50); +#endif +#endif /* _POSIX_C_SOURCE >= 200112L || _XOPEN_SOURCE || _NETBSD_SOURCE */ #if defined(_XOPEN_SOURCE) || defined(_NETBSD_SOURCE) int fchmod(int, mode_t); #ifndef __LIBC12_SOURCE__ -int lstat(const char *, struct stat *) __RENAME(__lstat50); int mknod(const char *, mode_t, dev_t) __RENAME(__mknod50); #endif #endif /* defined(_XOPEN_SOURCE) || defined(_NETBSD_SOURCE) */ + +#if defined(_NETBSD_SOURCE) && !defined(__minix) +int chflags(const char *, unsigned long); +int fchflags(int, unsigned long); +int lchflags(const char *, unsigned long); +int lchmod(const char *, mode_t); +#endif /* defined(_NETBSD_SOURCE) && !defined(__minix) */ + +#ifndef __minix +#ifndef __LIBC12_SOURCE__ +/* + * X/Open Extended API set 2 (a.k.a. C063) + */ +#if (_POSIX_C_SOURCE - 0) >= 200809L || (_XOPEN_SOURCE - 0) >= 700 || \ + defined(_INCOMPLETE_XOPEN_C063) || defined(_NETBSD_SOURCE) +int fstatat(int, const char *, struct stat *, int); +int utimensat(int, const char *, const struct timespec *, int); +#endif + +#ifdef _NETBSD_SOURCE +int utimens(const char *, const struct timespec *); +int lutimens(const char *, const struct timespec *); +#endif +#if (_POSIX_C_SOURCE - 0) >= 200809L || (_XOPEN_SOURCE - 0) >= 700 || \ + defined(_NETBSD_SOURCE) +int futimens(int, const struct timespec *); +#endif +#endif +#endif /* !__minix */ + __END_DECLS #endif /* !_KERNEL && !_STANDALONE */