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1 // Copyright (c) 2008 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2008 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 // FilePath is a container for pathnames stored in a platform's native string | 5 // FilePath is a container for pathnames stored in a platform's native string |
6 // type, providing containers for manipulation in according with the | 6 // type, providing containers for manipulation in according with the |
7 // platform's conventions for pathnames. It supports the following path | 7 // platform's conventions for pathnames. It supports the following path |
8 // types: | 8 // types: |
9 // | 9 // |
10 // POSIX Windows | 10 // POSIX Windows |
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171 bool empty() const { return path_.empty(); } | 171 bool empty() const { return path_.empty(); } |
172 | 172 |
173 // Returns true if |character| is in kSeparators. | 173 // Returns true if |character| is in kSeparators. |
174 static bool IsSeparator(CharType character); | 174 static bool IsSeparator(CharType character); |
175 | 175 |
176 // Returns a vector of all of the components of the provided path. It is | 176 // Returns a vector of all of the components of the provided path. It is |
177 // equivalent to calling DirName().value() on the path's root component, | 177 // equivalent to calling DirName().value() on the path's root component, |
178 // and BaseName().value() on each child component. | 178 // and BaseName().value() on each child component. |
179 void GetComponents(std::vector<FilePath::StringType>* components) const; | 179 void GetComponents(std::vector<FilePath::StringType>* components) const; |
180 | 180 |
181 // Returns true, and sets *path to resulting full path, if relative_path can | |
182 // be applied to current path by resolving any '..' it may contain. Returns | |
183 // false otherwise, e.g., if relative path is absolute, or if it climbs back | |
184 // up the hierarchy too far (i.e., beyond the root of current path). | |
185 // | |
186 // Note that if the current path ends with a file name, we won't try to | |
187 // figure it out (so this method doesn't go to the disk) and we will blindly | |
188 // append relative_path at the end of the current path, including the file | |
189 // name in the current path (if any). | |
190 bool AppendAndResolveRelative(const FilePath& relative_path, | |
191 FilePath* path) const; | |
192 | |
193 // Returns true if this FilePath is a strict parent of the |child|. Absolute | 181 // Returns true if this FilePath is a strict parent of the |child|. Absolute |
194 // and relative paths are accepted i.e. is /foo parent to /foo/bar and | 182 // and relative paths are accepted i.e. is /foo parent to /foo/bar and |
195 // is foo parent to foo/bar. Does not convert paths to absolute, follow | 183 // is foo parent to foo/bar. Does not convert paths to absolute, follow |
196 // symlinks or directory navigation (e.g. ".."). A path is *NOT* its own | 184 // symlinks or directory navigation (e.g. ".."). A path is *NOT* its own |
197 // parent. | 185 // parent. |
198 bool IsParent(const FilePath& child) const; | 186 bool IsParent(const FilePath& child) const; |
199 | 187 |
200 // If IsParent(child) holds, appends to path (if non-NULL) the | 188 // If IsParent(child) holds, appends to path (if non-NULL) the |
201 // relative path to child and returns true. For example, if parent | 189 // relative path to child and returns true. For example, if parent |
202 // holds "/Users/johndoe/Library/Application Support", child holds | 190 // holds "/Users/johndoe/Library/Application Support", child holds |
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336 namespace stdext { | 324 namespace stdext { |
337 | 325 |
338 inline size_t hash_value(const FilePath& f) { | 326 inline size_t hash_value(const FilePath& f) { |
339 return hash_value(f.value()); | 327 return hash_value(f.value()); |
340 } | 328 } |
341 | 329 |
342 } // namespace stdext | 330 } // namespace stdext |
343 #endif // COMPILER | 331 #endif // COMPILER |
344 | 332 |
345 #endif // BASE_FILE_PATH_H_ | 333 #endif // BASE_FILE_PATH_H_ |
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