Rewrite filesystem to support Unix "delete" semantics.

[pintos-anon] / src / filesys / filesys.h

diff --git a/src/filesys/filesys.h b/src/filesys/filesys.h
index 44c89f48b4eb25b06155ee101be36404c3bbc7ec..010510147d6d61dc42f5e876b93bb7b93d412eb0 100644 (file)
--- a/src/filesys/filesys.h
+++ b/src/filesys/filesys.h
@@ -2,16 +2,18 @@
 #define FILESYS_FILESYS_H
 
 #include <stdbool.h>
-#include <stdint.h>
 #include "filesys/off_t.h"
 
 /* Disk used for filesystem. */
 extern struct disk *filesys_disk;
 
-struct file;
+/* The free map file, opened by filesys_init() and never
+   closed. */
+extern struct file *free_map_file;
+
 void filesys_init (bool format);
 bool filesys_create (const char *name, off_t initial_size);
-bool filesys_open (const char *name, struct file *);
+struct file *filesys_open (const char *name);
 bool filesys_remove (const char *name);
 bool filesys_list (void);
 bool filesys_dump (void);