| // Copyright (C) 2016 The Android Open Source Project |
| // |
| // 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. |
| |
| |
| #include "ast_processing.h" |
| #include "frontend_action.h" |
| #include <header_abi_util.h> |
| |
| #include <clang/AST/ASTConsumer.h> |
| #include <clang/Frontend/CompilerInstance.h> |
| #include <clang/Lex/Preprocessor.h> |
| #include <llvm/ADT/STLExtras.h> |
| #include <llvm/Support/FileSystem.h> |
| #include <llvm/Support/Path.h> |
| |
| HeaderCheckerFrontendAction::HeaderCheckerFrontendAction( |
| const std::string &dump_name, const std::vector<std::string> &exports) |
| : dump_name_(dump_name), export_header_dirs_(exports) { } |
| |
| std::unique_ptr<clang::ASTConsumer> |
| HeaderCheckerFrontendAction::CreateASTConsumer(clang::CompilerInstance &ci, |
| llvm::StringRef header_file) { |
| // Add preprocessor callbacks. |
| clang::Preprocessor &pp = ci.getPreprocessor(); |
| pp.addPPCallbacks(llvm::make_unique<HeaderASTPPCallbacks>()); |
| std::set<std::string> exported_headers; |
| for (auto &&dir_name : export_header_dirs_) { |
| if (!abi_util::CollectExportedHeaderSet(dir_name, &exported_headers)) { |
| return nullptr; |
| } |
| } |
| // Create AST consumers. |
| return llvm::make_unique<HeaderASTConsumer>(header_file, |
| &ci, dump_name_, |
| exported_headers); |
| } |
