* direntry.c (vfs_s_setctl): Implement VFS_SETCTL_FLUSH.

* ftpfs.c: Remove ftpfs_flushdir.  Use MEDATA->flush.
* fish.c: Use MEDATA->flush.

vfs/ChangeLog

@@ -1,5 +1,9 @@
 2003-10-16  Pavel Roskin  <proski@gnu.org>
 
+	* direntry.c (vfs_s_setctl): Implement VFS_SETCTL_FLUSH.
+	* ftpfs.c: Remove ftpfs_flushdir.  Use MEDATA->flush.
+	* fish.c: Use MEDATA->flush.
+
 	* direntry.c (vfs_s_setctl): Add support to VFS_SETCTL_LOGFILE.
 	* ftpfs.c (ftpfs_set_debug): Remove.
 

vfs/direntry.c

@@ -1013,6 +1013,9 @@ vfs_s_setctl (struct vfs_class *me, char *path, int ctlop, void *arg)
     case VFS_SETCTL_LOGFILE:
 	MEDATA->logfile = fopen ((char *) arg, "w");
 	return 1;
+    case VFS_SETCTL_FLUSH:
+	MEDATA->flush = 1;
+	return 1;
     }
     return 0;
 }

vfs/fish.c

@@ -67,11 +67,6 @@
 #define TRANSIENT	4	/* transient negative completion */
 #define ERROR		5	/* permanent negative completion */
 
-/* If true, the directory cache is forced to reload */
-static int force_expiration = 0;
-
-/* FIXME: prev two variables should be killed */
-
 /* command wait_flag: */
 #define NONE        0x00
 #define WAIT_REPLY  0x01
@@ -343,8 +338,8 @@ dir_uptodate(struct vfs_class *me, struct vfs_s_inode *ino)
     struct timeval tim;
 
     gettimeofday(&tim, NULL);
-    if (force_expiration) {
+    if (MEDATA->flush) {
-	force_expiration = 0;
+	MEDATA->flush = 0;
 	return 0;
     }
     if (tim.tv_sec < ino->timestamp.tv_sec)

vfs/ftpfs.c

@@ -131,9 +131,6 @@ int ftpfs_always_use_proxy;
 /* source routing host */
 extern int source_route;
 
-/* If true, the directory cache is forced to reload */
-static int force_expiration = 0;
-
 #ifdef FIXME_LATER_ALIGATOR
 static struct linklist *connections_list;
 #endif
@@ -827,19 +824,13 @@ archive_same(struct vfs_class *me, struct vfs_s_super *super, char *archive_name
     return port;
 }
 
-void
-ftpfs_flushdir (void)
-{
-    force_expiration = 1;
-}
-
 static int
 dir_uptodate(struct vfs_class *me, struct vfs_s_inode *ino)
 {
     struct timeval tim;
 
-    if (force_expiration) {
+    if (MEDATA->flush) {
-	force_expiration = 0;
+	MEDATA->flush = 0;
 	return 0;
     }
     gettimeofday(&tim, NULL);

vfs/vfs.h

@@ -142,10 +142,7 @@ void vfs_fill_names (void (*)(char *));
 char *vfs_translate_url (const char *);
 
 #ifdef USE_NETCODE
-void ftpfs_flushdir (void);
 extern int use_netrc;
-#else
-#   define ftpfs_flushdir()
 #endif
 
 /* Only the routines outside of the VFS module need the emulation macros */
@@ -229,6 +226,7 @@ enum {
     VFS_SETCTL_FORGET,
     VFS_SETCTL_RUN,
     VFS_SETCTL_LOGFILE,
+    VFS_SETCTL_FLUSH,	/* invalidate directory cache */
 
     /* Setting this makes vfs layer give out potentially incorrect data,
        but it also makes some operations much faster. Use with caution. */

vfs/xdirentry.h

@@ -119,6 +119,7 @@ struct vfs_s_subclass {
     int inode_counter;
     dev_t rdev;
     FILE *logfile;
+    int flush;		/* if set to 1, invalidate directory cache */
 
     int (*init_inode) (struct vfs_class *me, struct vfs_s_inode *ino);	/* optional */
     void (*free_inode) (struct vfs_class *me, struct vfs_s_inode *ino);	/* optional */