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https://github.com/google/sandboxed-api.git
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35f9268e23
- Support multiple input files - Better testability - Support for the `--sapi_isystem` argument, same as the Python generator PiperOrigin-RevId: 333686891 Change-Id: I3e618165c1bd58bb755e1193617fb0737c29ee77
71 lines
2.4 KiB
C++
71 lines
2.4 KiB
C++
// Copyright 2020 google llc
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//
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// licensed under the apache license, version 2.0 (the "license");
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// you may not use this file except in compliance with the license.
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// you may obtain a copy of the license at
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//
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// http://www.apache.org/licenses/license-2.0
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//
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// unless required by applicable law or agreed to in writing, software
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// distributed under the license is distributed on an "as is" basis,
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// without warranties or conditions of any kind, either express or implied.
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// see the license for the specific language governing permissions and
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// limitations under the license.
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#include "sandboxed_api/tools/clang_generator/frontend_action_test_util.h"
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#include <vector>
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#include "absl/status/status.h"
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#include "clang/Basic/FileManager.h"
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#include "clang/Basic/FileSystemOptions.h"
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#include "clang/Frontend/FrontendAction.h"
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#include "clang/Tooling/Tooling.h"
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#include "llvm/ADT/StringRef.h"
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#include "llvm/Support/MemoryBuffer.h"
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#include "llvm/Support/VirtualFileSystem.h"
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namespace sapi {
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namespace internal {
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absl::Status RunClangTool(
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const std::vector<std::string> command_line,
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const absl::flat_hash_map<std::string, std::string> file_contents,
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std::unique_ptr<clang::FrontendAction> action) {
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// Setup an in-memory virtual filesystem
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llvm::IntrusiveRefCntPtr<llvm::vfs::InMemoryFileSystem> fs(
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new llvm::vfs::InMemoryFileSystem());
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llvm::IntrusiveRefCntPtr<clang::FileManager> files =
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new clang::FileManager(clang::FileSystemOptions(), fs);
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for (const auto& [filename, content] : file_contents) {
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if (!fs->addFile(filename, /*ModificationTime=*/0,
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llvm::MemoryBuffer::getMemBuffer(content))) {
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return absl::UnknownError(
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absl::StrCat("Couldn't add file to in-memory VFS: ", filename));
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}
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}
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#if LLVM_VERSION_MAJOR >= 10
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clang::tooling::ToolInvocation invocation(command_line, std::move(action),
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files.get());
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#else
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clang::tooling::ToolInvocation invocation(command_line, action.get(),
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files.get());
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#endif
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if (!invocation.run()) {
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return absl::UnknownError("Tool invocation failed");
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}
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return absl::OkStatus();
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}
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} // namespace internal
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std::vector<std::string> FrontendActionTest::GetCommandLineFlagsForTesting(
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absl::string_view input_file) {
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return {"tool", "-fsyntax-only", "--std=c++17",
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"-I.", "-Wno-error", std::string(input_file)};
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}
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} // namespace sapi
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