- Split out filesystem functions in filesystem.h/.cpp

- Update Jamfile

efiler/filesystem.h

@@ -0,0 +1,23 @@
+/*
+ * $Id$
+ *
+ * EFiler - EDE File Manager
+ * Part of Equinox Desktop Environment (EDE).
+ * Copyright (c) 2000-2006 EDE Authors.
+ *
+ * This program is licenced under terms of the
+ * GNU General Public Licence version 2 or newer.
+ * See COPYING for details.
+ */
+
+// Functions for filesystems
+
+// Get mount point of filesystem for given file
+const char* find_fs_for(const char* file);
+
+// Tests if two files are on the same filesystem
+bool is_on_same_fs(const char* file1, const char* file2);
+
+// Find filesystem total size and free space (in bytes)
+// dir is any directory on the filesystem
+bool fs_usage(const char* dir, double &total, double &free);