1 // Copyright 2012 Google Inc. All Rights Reserved. 2 // 3 // Licensed under the Apache License, Version 2.0 (the "License"); 4 // you may not use this file except in compliance with the License. 5 // You may obtain a copy of the License at 6 // 7 // http://www.apache.org/licenses/LICENSE-2.0 8 // 9 // Unless required by applicable law or agreed to in writing, software 10 // distributed under the License is distributed on an "AS IS" BASIS, 11 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 // See the License for the specific language governing permissions and 13 // limitations under the License. 14 15 #include <string> 16 #include <vector> 17 18 struct StringPiece; 19 20 /// Utility functions for normalizing include paths on Windows. 21 /// TODO: this likely duplicates functionality of CanonicalizePath; refactor. 22 struct IncludesNormalize { 23 /// Normalize path relative to |relative_to|. 24 IncludesNormalize(const std::string& relative_to); 25 26 // Internal utilities made available for testing, maybe useful otherwise. 27 static std::string AbsPath(StringPiece s, std::string* err); 28 static std::string Relativize(StringPiece path, 29 const std::vector<StringPiece>& start_list, 30 std::string* err); 31 32 /// Normalize by fixing slashes style, fixing redundant .. and . and makes the 33 /// path |input| relative to |this->relative_to_| and store to |result|. 34 bool Normalize(const std::string& input, std::string* result, 35 std::string* err) const; 36 37 private: 38 std::string relative_to_; 39 std::vector<StringPiece> split_relative_to_; 40 }; 41