r21257: Better fix for bug #4188 :

Windows Vista RC1 and RC2 can't delete directory on Samba share
based on work by Joe Meadows <jmeadows@webopolis.com>.
Jeremy.
(This used to be commit 2dab8928769938ab79da7b7ce2d165fc388f9b00)

1 files changed, 39 insertions, 0 deletions

diff --git a/source3/smbd/dir.c b/source3/smbd/dir.c
index 9f0350fe6d..2795b2a24b 100644
--- a/source3/smbd/dir.c
+++ b/source3/smbd/dir.c
@@ -1279,3 +1279,42 @@ BOOL SearchDir(struct smb_Dir *dirp, const char *name, long *poffset)
 	}
 	return False;
 }
+
+/*****************************************************************
+ Is this directory empty ?
+*****************************************************************/
+
+NTSTATUS can_delete_directory(struct connection_struct *conn,
+				const char *dirname)
+{
+	NTSTATUS status = NT_STATUS_OK;
+	long dirpos = 0;
+	const char *dname;
+	struct smb_Dir *dir_hnd = OpenDir(conn, dirname, NULL, 0);
+
+	if (!dir_hnd) {
+		return map_nt_error_from_unix(errno);
+	}
+
+	while ((dname = ReadDirName(dir_hnd,&dirpos))) {
+		SMB_STRUCT_STAT st;
+
+		/* Quick check for "." and ".." */
+		if (dname[0] == '.') {
+			if (!dname[1] || (dname[1] == '.' && !dname[2])) {
+				continue;
+			}
+		}
+
+		if (!is_visible_file(conn, dirname, dname, &st, True)) {
+			continue;
+		}
+
+		DEBUG(10,("can_delete_directory: got name %s - can't delete\n", dname ));
+		status = NT_STATUS_DIRECTORY_NOT_EMPTY;
+		break;
+	}
+	CloseDir(dir_hnd);
+
+	return status;
+}