struct stat结构体的详解和用法

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//! 需要包含de头文件#include <sys/types.h>#include <sys/stat.h> 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 - */};

#include <iostream>#include <ctime>#include <sys/types.h>#include <sys/stat.h> using namespace std; intmain (){    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;}

$ ./testsize of the file in bytes: 36time of creation of the file: Sun May 24 18:38:10 2009time of last modification of the file: Sun May 24 18:38:10 2009time of last access of the file: Sun May 24 18:38:13 2009

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