| // Copyright 2015 Google Inc. All Rights Reserved. |
| // |
| // Licensed under the Apache License, Version 2.0 (the "License"); |
| // you may not use this file except in compliance with the License. |
| // You may obtain a copy of the License at |
| // |
| // http://www.apache.org/licenses/LICENSE-2.0 |
| // |
| // Unless required by applicable law or agreed to in writing, software |
| // distributed under the License is distributed on an "AS IS" BASIS, |
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| // See the License for the specific language governing permissions and |
| // limitations under the License. |
| |
| #ifndef NINJA_CLPARSER_H_ |
| #define NINJA_CLPARSER_H_ |
| |
| #include <set> |
| #include <string> |
| using namespace std; |
| |
| /// Visual Studio's cl.exe requires some massaging to work with Ninja; |
| /// for example, it emits include information on stderr in a funny |
| /// format when building with /showIncludes. This class parses this |
| /// output. |
| struct CLParser { |
| /// Parse a line of cl.exe output and extract /showIncludes info. |
| /// If a dependency is extracted, returns a nonempty string. |
| /// Exposed for testing. |
| static string FilterShowIncludes(const string& line, |
| const string& deps_prefix); |
| |
| /// Return true if a mentioned include file is a system path. |
| /// Filtering these out reduces dependency information considerably. |
| static bool IsSystemInclude(string path); |
| |
| /// Parse a line of cl.exe output and return true if it looks like |
| /// it's printing an input filename. This is a heuristic but it appears |
| /// to be the best we can do. |
| /// Exposed for testing. |
| static bool FilterInputFilename(string line); |
| |
| /// Parse the full output of cl, filling filtered_output with the text that |
| /// should be printed (if any). Returns true on success, or false with err |
| /// filled. output must not be the same object as filtered_object. |
| bool Parse(const string& output, const string& deps_prefix, |
| string* filtered_output, string* err); |
| |
| set<string> includes_; |
| }; |
| |
| #endif // NINJA_CLPARSER_H_ |