Comments.

diff --git a/src/filesys/directory.h b/src/filesys/directory.h
index f49bd3f731c5f8637f02ac0c00a892882df96043..7955937eae3e3b77f5eff1007f3e7f609b3be755 100644 (file)
--- a/src/filesys/directory.h
+++ b/src/filesys/directory.h
@@ -12,12 +12,16 @@
 #define NAME_MAX 14
 
 struct inode;
+
+/* Opening and closing directories. */
 bool dir_create (disk_sector_t sector, size_t entry_cnt);
 struct dir *dir_open (struct inode *);
 struct dir *dir_open_root (void);
 struct dir *dir_reopen (struct dir *);
 void dir_close (struct dir *);
 struct inode *dir_get_inode (struct dir *);
+
+/* Reading and writing. */
 bool dir_lookup (const struct dir *, const char *name, struct inode **);
 bool dir_add (struct dir *, const char *name, disk_sector_t);
 bool dir_remove (struct dir *, const char *name);