DIR结构的内容

这是查看结果,在深入就没在看.

[root@gnu123 include]# cat features.h | grep __dirstream
[root@gnu123 include]# cat bits/types.h | grep __dirstream
[root@gnu123 include]# cat bits/dirent.h | grep __dirstream
[root@gnu123 include]# cat bits/types.h | grep __dirstream
[root@gnu123 include]# cat bits/posix1_lim.h | grep __dirstream
[root@gnu123 include]# cat stddef.h
cat: stddef.h: 没有那个文件或目录
[root@gnu123 include]# locate stddef.,h
[root@gnu123 include]# locate stddef.h

struct __dirstream
  {
    void *__fd;                        /* `struct hurd_fd' pointer for descriptor.  */
    char *__data;                /* Directory block.  */
    int __entry_data;                /* Entry number `__data' corresponds to.  */
    char *__ptr;                /* Current pointer into the block.  */
    int __entry_ptr;                /* Entry number `__ptr' corresponds to.  */
    size_t __allocation;        /* Space allocated for the block.  */
    size_t __size;                /* Total valid data in the block.  */
    __libc_lock_define (, __lock) /* Mutex lock for this structure.  */
  };

typedef struct __dirstream DIR;