[cpp] view plaincopy
- //! 需要包含de头文件
- #include <sys/types.h>
- #include <sys/stat.h>
S_ISLNK(st_mode):是否是一个连接.
S_ISREG(st_mode):是否是一个常规文件.
S_ISDIR(st_mode):是否是一个目录
S_ISCHR(st_mode):是否是一个字符设备.
S_ISBLK(st_mode):是否是一个块设备
S_ISFIFO(st_mode):是否 是一个FIFO文件.
S_ISSOCK(st_mode):是否是一个SOCKET文件
- int stat(const char *filename, struct stat *buf); //! prototype,原型
- struct stat
- {
- dev_t st_dev; /* ID of device containing file -文件所在设备的ID*/
- ino_t st_ino; /* inode number -inode节点号*/
- mode_t st_mode; /* protection -保护模式?*/
- nlink_t st_nlink; /* number of hard links -链向此文件的连接数(硬连接)*/
- uid_t st_uid; /* user ID of owner -user id*/
- gid_t st_gid; /* group ID of owner - group id*/
- dev_t st_rdev; /* device ID (if special file) -设备号,针对设备文件*/
- off_t st_size; /* total size, in bytes -文件大小,字节为单位*/
- blksize_t st_blksize; /* blocksize for filesystem I/O -系统块的大小*/
- blkcnt_t st_blocks; /* number of blocks allocated -文件所占块数*/
- time_t st_atime; /* time of last access -最近存取时间*/
- time_t st_mtime; /* time of last modification -最近修改时间*/
- time_t st_ctime; /* time of last status change - */
- };
[cpp] view plaincopy
- #include <iostream>
- #include <ctime>
- #include <sys/types.h>
- #include <sys/stat.h>
- using namespace std;
- int
- main ()
- {
- struct stat buf;
- int result;
- result = stat ("./Makefile", &buf);
- if (result != 0)
- {
- perror ("Failed ^_^");
- }
- else
- {
- //! 文件的大小,字节为单位
- cout << "size of the file in bytes: " << buf.st_size << endl;
- //! 文件创建的时间
- cout << "time of creation of the file: " << ctime (&buf.st_ctime) <<
- endl;
- //! 最近一次修改的时间
- cout << "time of last modification of the file: " <<
- ctime (&buf.st_mtime) << endl;
- //! 最近一次访问的时间
- cout << "time of last access of the file: " << ctime (&buf.st_atime)
- << endl;
- }
- return 0;
- }
[cpp] view plaincopy
- $ ./test
- size of the file in bytes: 36
- time of creation of the file: Sun May 24 18:38:10 2009
- time of last modification of the file: Sun May 24 18:38:10 2009
- time of last access of the file: Sun May 24 18:38:13 2009