X-Git-Url: https://pintos-os.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;ds=sidebyside;f=src%2Ffilesys%2Ffilesys.h;h=010510147d6d61dc42f5e876b93bb7b93d412eb0;hb=993c1d9f4452e2edd851f3175dfdf317f18bdb9f;hp=6e6c13610ab6522732804dad68d3fe2e1437a535;hpb=f2f8875638593bd5365cfd6a5ba7c9578e52322f;p=pintos-anon

diff --git a/src/filesys/filesys.h b/src/filesys/filesys.h
index 6e6c136..0105101 100644
--- a/src/filesys/filesys.h
+++ b/src/filesys/filesys.h
@@ -1,21 +1,23 @@
-#ifndef HEADER_FILESYS_H
-#define HEADER_FILESYS_H 1
+#ifndef FILESYS_FILESYS_H
+#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);
 
 void filesys_self_test (void);
 
-#endif /* filesys.h */
+#endif /* filesys/filesys.h */