b87af1c325
This patch changes the NBSD libc stat implemenation and adds fstat (and headers), taken from current libc. It also adds weaks alias to functions in the resolver that were removed from public use in NetBSD but that are still used by Minix, and fixes a NetBSD non-REENTRANT bug in in gen/initdir.c.
193 lines
6.3 KiB
C
193 lines
6.3 KiB
C
#ifndef _SYS_STAT_H_
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#define _SYS_STAT_H_
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#include <sys/featuretest.h>
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#include <sys/types.h> /* XXX */
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#if defined(_NETBSD_SOURCE)
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#include <sys/time.h>
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#endif
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/*
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* __MINIX_EMULATE_NETBSD_STAT
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*
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* Userspace flag to emulate netbsd stat structure.
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*/
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#ifdef __MINIX_EMULATE_NETBSD_STAT
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#define __netbsd_stat stat
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#else
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#define __ext_stat stat
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#endif
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struct __minix_stat {
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dev_t st_dev; /* major/minor device number */
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ino_t st_ino; /* i-node number */
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mode_t st_mode; /* file mode, protection bits, etc. */
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nlink_t st_nlink; /* # links; */
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uid_t st_uid; /* uid of the file's owner */
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gid_t st_gid; /* gid */
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dev_t st_rdev;
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off_t st_size; /* file size */
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time_t st_atime; /* time of last access */
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time_t st_mtime; /* time of last data modification */
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time_t st_ctime; /* time of last file status change */
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};
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struct __ext_stat {
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dev_t st_dev; /* major/minor device number */
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ino_t st_ino; /* i-node number */
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mode_t st_mode; /* file mode, protection bits, etc. */
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nlink_t st_nlink; /* # links; */
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uid_t st_uid; /* uid of the file's owner */
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gid_t st_gid; /* gid */
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dev_t st_rdev;
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off_t st_size; /* file size */
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time_t st_atime; /* time of last access */
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time_t st_mtime; /* time of last data modification */
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time_t st_ctime; /* time of last file status change */
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/* Extended values. */
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blksize_t st_blksize; /* optimal blocksize for I/O */
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};
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#if defined(_NETBSD_SOURCE)
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struct __netbsd_stat {
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dev_t st_dev; /* major/minor device number */
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ino_t st_ino; /* i-node number */
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mode_t st_mode; /* file mode, protection bits, etc. */
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nlink_t st_nlink; /* # links; */
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uid_t st_uid; /* uid of the file's owner */
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gid_t st_gid; /* gid */
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dev_t st_rdev;
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off_t st_size; /* file size */
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time_t st_atime; /* time of last access */
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time_t st_mtime; /* time of last data modification */
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time_t st_ctime; /* time of last file status change */
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/* XXX: Currently not supported by Minix, and here are just emulated. */
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struct timespec st_atimespec;/* time of last access */
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struct timespec st_mtimespec;/* time of last data modification */
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struct timespec st_ctimespec;/* time of last file status change */
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struct timespec st_birthtimespec; /* time of creation */
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blkcnt_t st_blocks; /* blocks allocated for file */
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blksize_t st_blksize; /* optimal blocksize for I/O */
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};
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#ifdef __MINIX_EMULATE_NETBSD_STAT
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#define st_atimensec st_atimespec.tv_nsec
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#define st_mtimensec st_mtimespec.tv_nsec
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#define st_ctimensec st_ctimespec.tv_nsec
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#define st_birthtime st_birthtimespec.tv_sec
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#define st_birthtimensec st_birthtimespec.tv_nsec
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#endif
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#endif /* _NETBSD_SOURCE */
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#define S_ISUID 0004000 /* set user id on execution */
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#define S_ISGID 0002000 /* set group id on execution */
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#if defined(_NETBSD_SOURCE)
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#define S_ISTXT 0001000 /* sticky bit */
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#endif
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#define S_IRWXU 0000700 /* RWX mask for owner */
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#define S_IRUSR 0000400 /* R for owner */
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#define S_IWUSR 0000200 /* W for owner */
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#define S_IXUSR 0000100 /* X for owner */
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#if defined(_NETBSD_SOURCE)
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#define S_IREAD S_IRUSR
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#define S_IWRITE S_IWUSR
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#define S_IEXEC S_IXUSR
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#endif
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#define S_IRWXG 0000070 /* RWX mask for group */
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#define S_IRGRP 0000040 /* R for group */
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#define S_IWGRP 0000020 /* W for group */
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#define S_IXGRP 0000010 /* X for group */
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#define S_IRWXO 0000007 /* RWX mask for other */
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#define S_IROTH 0000004 /* R for other */
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#define S_IWOTH 0000002 /* W for other */
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#define S_IXOTH 0000001 /* X for other */
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#define _S_IFMT 0170000 /* type of file mask */
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#define _S_IFIFO 0010000 /* named pipe (fifo) */
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#define _S_IFCHR 0020000 /* character special */
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#define _S_IFDIR 0040000 /* directory */
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#define _S_IFBLK 0060000 /* block special */
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#define _S_IFREG 0100000 /* regular */
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#define _S_IFLNK 0120000 /* symbolic link */
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#define _S_IFSOCK 0140000 /* socket */
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#define _S_ISVTX 0001000 /* save swapped text even after use */
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#if defined(_XOPEN_SOURCE) || defined(_NETBSD_SOURCE)
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#define S_IFMT _S_IFMT
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#define S_IFIFO _S_IFIFO
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#define S_IFCHR _S_IFCHR
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#define S_IFDIR _S_IFDIR
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#define S_IFBLK _S_IFBLK
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#define S_IFREG _S_IFREG
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#define S_IFLNK _S_IFLNK
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#define S_ISVTX _S_ISVTX
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#endif
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#if ((_XOPEN_SOURCE - 0) >= 600) || defined(_NETBSD_SOURCE)
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#define S_IFSOCK _S_IFSOCK
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#endif
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#define S_ISDIR(m) (((m) & _S_IFMT) == _S_IFDIR) /* directory */
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#define S_ISCHR(m) (((m) & _S_IFMT) == _S_IFCHR) /* char special */
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#define S_ISBLK(m) (((m) & _S_IFMT) == _S_IFBLK) /* block special */
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#define S_ISREG(m) (((m) & _S_IFMT) == _S_IFREG) /* regular file */
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#define S_ISFIFO(m) (((m) & _S_IFMT) == _S_IFIFO) /* fifo */
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#if ((_POSIX_C_SOURCE - 0) >= 200112L) || defined(_XOPEN_SOURCE) || \
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defined(_NETBSD_SOURCE)
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#define S_ISLNK(m) (((m) & _S_IFMT) == _S_IFLNK) /* symbolic link */
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#endif
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#if ((_POSIX_C_SOURCE - 0) >= 200112L) || ((_XOPEN_SOURCE - 0) >= 600) || \
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defined(_NETBSD_SOURCE)
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#define S_ISSOCK(m) (((m) & _S_IFMT) == _S_IFSOCK) /* socket */
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#endif
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#if defined(_NETBSD_SOURCE)
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#define ACCESSPERMS (S_IRWXU|S_IRWXG|S_IRWXO) /* 0777 */
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/* 7777 */
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#define ALLPERMS (S_ISUID|S_ISGID|S_ISTXT|S_IRWXU|S_IRWXG|S_IRWXO)
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/* 0666 */
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#define DEFFILEMODE (S_IRUSR|S_IWUSR|S_IRGRP|S_IWGRP|S_IROTH|S_IWOTH)
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#define S_BLKSIZE 512 /* block size used in the stat struct */
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#endif /* _NETBSD_SOURCE */
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#if defined(__minix)
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#include <machine/vmparam.h>
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/* Convenient constant to use when st_blocksize field is required. */
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#define MINIX_ST_BLKSIZE PAGE_SIZE
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#endif
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#include <sys/cdefs.h>
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__BEGIN_DECLS
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int chmod(const char *, mode_t);
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int mkdir(const char *, mode_t);
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int mkfifo(const char *, mode_t);
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#ifdef __MINIX_EMULATE_NETBSD_STAT
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int stat(const char *, struct stat *) __RENAME(__emu_netbsd_stat);
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int fstat(int, struct stat *) __RENAME(__emu_netbsd_fstat);
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#else
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int stat(const char *, struct stat *) __RENAME(__ext_minix_stat);
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int fstat(int, struct stat *) __RENAME(__ext_minix_fstat);
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#endif
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mode_t umask(mode_t);
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#if defined(_XOPEN_SOURCE) || defined(_NETBSD_SOURCE)
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int fchmod(int, mode_t);
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#ifdef __MINIX_EMULATE_NETBSD_STAT
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int lstat(const char *, struct stat *) __RENAME(__emu_netbsd_lstat);
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#else
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int lstat(const char *, struct stat *) __RENAME(__ext_minix_lstat);
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#endif
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int mknod(const char *, mode_t, dev_t) __RENAME(__mknod50);
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#endif /* defined(_XOPEN_SOURCE) || defined(_NETBSD_SOURCE) */
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__END_DECLS
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#endif /* !_SYS_STAT_H_ */
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