1 // Copyright 2010 Google Inc. 2 // All rights reserved. 3 // 4 // Redistribution and use in source and binary forms, with or without 5 // modification, are permitted provided that the following conditions are 6 // met: 7 // 8 // * Redistributions of source code must retain the above copyright 9 // notice, this list of conditions and the following disclaimer. 10 // * Redistributions in binary form must reproduce the above copyright 11 // notice, this list of conditions and the following disclaimer in the 12 // documentation and/or other materials provided with the distribution. 13 // * Neither the name of Google Inc. nor the names of its contributors 14 // may be used to endorse or promote products derived from this software 15 // without specific prior written permission. 16 // 17 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 18 // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 19 // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 20 // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 21 // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 22 // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 23 // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 24 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 25 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 26 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 27 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 28 29 /// \file utils/fs/path.hpp 30 /// Provides the utils::fs::path class. 31 /// 32 /// This is a poor man's reimplementation of the path class provided by 33 /// Boost.Filesystem, in the sense that it tries to follow the same API but is 34 /// much simplified. 35 36 #if !defined(UTILS_FS_PATH_HPP) 37 #define UTILS_FS_PATH_HPP 38 39 #include <string> 40 #include <ostream> 41 42 namespace utils { 43 namespace fs { 44 45 46 /// Representation and manipulation of a file system path. 47 /// 48 /// Application code should always use this class to represent a path instead of 49 /// std::string, because this class is more semantically representative, ensures 50 /// that the values are valid and provides some useful manipulation functions. 51 /// 52 /// Conversions to and from strings are always explicit. 53 class path { 54 /// Internal representation of the path. 55 std::string _repr; 56 57 public: 58 explicit path(const std::string&); 59 60 const char* c_str(void) const; 61 const std::string& str(void) const; 62 63 path branch_path(void) const; 64 std::string leaf_name(void) const; 65 path to_absolute(void) const; 66 67 bool is_absolute(void) const; 68 bool is_parent_of(path) const; 69 int ncomponents(void) const; 70 71 bool operator<(const path&) const; 72 bool operator==(const path&) const; 73 bool operator!=(const path&) const; 74 path operator/(const std::string&) const; 75 path operator/(const path&) const; 76 }; 77 78 79 std::ostream& operator<<(std::ostream&, const path&); 80 81 82 } // namespace fs 83 } // namespace utils 84 85 #endif // !defined(UTILS_FS_PATH_HPP) 86