public/lib/fxl/files/symlink.h

// Copyright 2016 The Fuchsia Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifndef LIB_FXL_FILES_SYMLINK_H_
#define LIB_FXL_FILES_SYMLINK_H_

#include <string>

#include "lib/fxl/fxl_export.h"

namespace files {

// If |path| is a symbolic link, this function will return true and set
// |resolved_path| to the path pointed to by the symbolic link. Otherwise,
// this function will return false and |resolved_path| will be the empty string.
FXL_EXPORT bool ReadSymbolicLink(const std::string& path,
                                 std::string* resolved_path);

// Returns the real path for the given path by unwinding symbolic links and
// directory traversals.
FXL_EXPORT std::string GetAbsoluteFilePath(const std::string& path);

}  // namespace files

#endif  // LIB_FXL_FILES_SYMLINK_H_