diff options
Diffstat (limited to 'include/mpw/stat.h')
-rw-r--r-- | include/mpw/stat.h | 75 |
1 files changed, 75 insertions, 0 deletions
diff --git a/include/mpw/stat.h b/include/mpw/stat.h new file mode 100644 index 000000000..057b8d531 --- /dev/null +++ b/include/mpw/stat.h @@ -0,0 +1,75 @@ +/* The <sys/stat.h> header defines a struct that is used in the stat() and + * fstat functions. The information in this struct comes from the i-node of + * some file. These calls are the only approved way to inspect i-nodes. + */ + +#ifndef _STAT_H +#define _STAT_H + +#ifndef _TYPES_H /* not quite right */ +#include <sys/types.h> +#endif + +struct stat { + dev_t st_dev; /* major/minor device number */ + ino_t st_ino; /* i-node number */ + mode_t st_mode; /* file mode, protection bits, etc. */ + short int st_nlink; /* # links; TEMPORARY HACK: should be nlink_t*/ + uid_t st_uid; /* uid of the file's owner */ + short int st_gid; /* gid; TEMPORARY HACK: should be gid_t */ + dev_t 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 */ +}; + +/* Traditional mask definitions for st_mode. */ +#define S_IFMT 0170000 /* type of file */ +#define S_IFREG 0100000 /* regular */ +#define S_IFBLK 0060000 /* block special */ +#define S_IFDIR 0040000 /* directory */ +#define S_IFCHR 0020000 /* character special */ +#define S_IFIFO 0010000 /* this is a FIFO */ +#define S_ISUID 0004000 /* set user id on execution */ +#define S_ISGID 0002000 /* set group id on execution */ + /* next is reserved for future use */ +#define S_ISVTX 01000 /* save swapped text even after use */ + +/* POSIX masks for st_mode. */ +#define S_IRWXU 00700 /* owner: rwx------ */ +#define S_IRUSR 00400 /* owner: r-------- */ +#define S_IWUSR 00200 /* owner: -w------- */ +#define S_IXUSR 00100 /* owner: --x------ */ + +#define S_IRWXG 00070 /* group: ---rwx--- */ +#define S_IRGRP 00040 /* group: ---r----- */ +#define S_IWGRP 00020 /* group: ----w---- */ +#define S_IXGRP 00010 /* group: -----x--- */ + +#define S_IRWXO 00007 /* others: ------rwx */ +#define S_IROTH 00004 /* others: ------r-- */ +#define S_IWOTH 00002 /* others: -------w- */ +#define S_IXOTH 00001 /* others: --------x */ + +/* The following macros test st_mode (from POSIX Sec. 5.6.1.1. */ +#define S_ISREG(m) ((m & S_IFMT) == S_IFREG) /* is a reg file */ +#define S_ISDIR(m) ((m & S_IFMT) == S_IFDIR) /* is a directory */ +#define S_ISCHR(m) ((m & S_IFMT) == S_IFCHR) /* is a char spec */ +#define S_ISBLK(m) ((m & S_IFMT) == S_IFBLK) /* is a block spec */ +#define S_ISFIFO(m) ((m & S_IFMT) == S_IFIFO) /* is a pipe/FIFO */ + + +/* Function Prototypes. */ +#ifndef _ANSI_H +#include <ansi.h> +#endif + +_PROTOTYPE( int chmod, (const char *_path, int _mode) ); +_PROTOTYPE( int fstat, (int _fildes, struct stat *_buf) ); +_PROTOTYPE( int mkdir, (const char *_path, int _mode) ); +_PROTOTYPE( int mkfifo, (const char *_path, int _mode) ); +_PROTOTYPE( int stat , (const char *_path, struct stat *_buf) ); +_PROTOTYPE( mode_t umask, (int _cmask) ); + +#endif /* _STAT_H */ |