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diff --git a/storage/tokudb/PerconaFT/portability/toku_path.h b/storage/tokudb/PerconaFT/portability/toku_path.h
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+/* -*- mode: C++; c-basic-offset: 4; indent-tabs-mode: nil -*- */
+// vim: ft=cpp:expandtab:ts=8:sw=4:softtabstop=4:
+#ident "$Id$"
+/*======
+This file is part of PerconaFT.
+
+
+Copyright (c) 2006, 2015, Percona and/or its affiliates. All rights reserved.
+
+ PerconaFT is free software: you can redistribute it and/or modify
+ it under the terms of the GNU General Public License, version 2,
+ as published by the Free Software Foundation.
+
+ PerconaFT is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with PerconaFT. If not, see <http://www.gnu.org/licenses/>.
+
+----------------------------------------
+
+ PerconaFT is free software: you can redistribute it and/or modify
+ it under the terms of the GNU Affero General Public License, version 3,
+ as published by the Free Software Foundation.
+
+ PerconaFT is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU Affero General Public License for more details.
+
+ You should have received a copy of the GNU Affero General Public License
+ along with PerconaFT. If not, see <http://www.gnu.org/licenses/>.
+======= */
+
+#ident "Copyright (c) 2006, 2015, Percona and/or its affiliates. All rights reserved."
+
+#pragma once
+
+#include <stdarg.h>
+#include <limits.h>
+#include <sys/types.h>
+
+__attribute__((nonnull))
+const char *toku_test_filename(const char *default_filename);
+
+#define TOKU_TEST_FILENAME toku_test_filename(__FILE__)
+
+#define TOKU_PATH_MAX PATH_MAX
+
+// Guarantees NUL termination (unless siz == 0)
+// siz is full size of dst (including NUL terminator)
+// Appends src to end of dst, (truncating if necessary) to use no more than siz bytes (including NUL terminator)
+// Returns strnlen(dst, siz)
+size_t toku_strlcat(char *dst, const char *src, size_t siz);
+
+// Guarantees NUL termination (unless siz == 0)
+// siz is full size of dst (including NUL terminator)
+// Appends src to end of dst, (truncating if necessary) to use no more than siz bytes (including NUL terminator)
+// Returns strnlen(dst, siz)
+size_t toku_strlcpy(char *dst, const char *src, size_t siz);
+
+char *toku_path_join(char *dest, int n, const char *base, ...);
+// Effect:
+// Concatenate all the parts into a filename, using portable path separators.
+// Store the result in dest.
+// Requires:
+// dest is a buffer of size at least TOKU_PATH_MAX + 1.
+// There are n path components, including base.
+// Returns:
+// dest (useful for chaining function calls)