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//===- ExpandResponseFileCompilationDataBase.cpp --------------------------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
#include "clang/Tooling/CompilationDatabase.h"
#include "clang/Tooling/Tooling.h"
#include "llvm/ADT/StringRef.h"
#include "llvm/Support/CommandLine.h"
#include "llvm/Support/ConvertUTF.h"
#include "llvm/TargetParser/Host.h"
#include "llvm/TargetParser/Triple.h"
namespace clang {
namespace tooling {
namespace {
class ExpandResponseFilesDatabase : public CompilationDatabase {
public:
ExpandResponseFilesDatabase(
std::unique_ptr<CompilationDatabase> Base,
llvm::cl::TokenizerCallback Tokenizer,
llvm::IntrusiveRefCntPtr<llvm::vfs::FileSystem> FS)
: Base(std::move(Base)), Tokenizer(Tokenizer), FS(std::move(FS)) {
assert(this->Base != nullptr);
assert(this->Tokenizer != nullptr);
assert(this->FS != nullptr);
}
std::vector<std::string> getAllFiles() const override {
return Base->getAllFiles();
}
std::vector<CompileCommand>
getCompileCommands(StringRef FilePath) const override {
return expand(Base->getCompileCommands(FilePath));
}
std::vector<CompileCommand> getAllCompileCommands() const override {
return expand(Base->getAllCompileCommands());
}
private:
std::vector<CompileCommand> expand(std::vector<CompileCommand> Cmds) const {
for (auto &Cmd : Cmds)
tooling::addExpandedResponseFiles(Cmd.CommandLine, Cmd.Directory,
Tokenizer, *FS);
return Cmds;
}
private:
std::unique_ptr<CompilationDatabase> Base;
llvm::cl::TokenizerCallback Tokenizer;
llvm::IntrusiveRefCntPtr<llvm::vfs::FileSystem> FS;
};
} // namespace
std::unique_ptr<CompilationDatabase>
expandResponseFiles(std::unique_ptr<CompilationDatabase> Base,
llvm::IntrusiveRefCntPtr<llvm::vfs::FileSystem> FS) {
auto Tokenizer = llvm::Triple(llvm::sys::getProcessTriple()).isOSWindows()
? llvm::cl::TokenizeWindowsCommandLine
: llvm::cl::TokenizeGNUCommandLine;
return std::make_unique<ExpandResponseFilesDatabase>(
std::move(Base), Tokenizer, std::move(FS));
}
} // namespace tooling
} // namespace clang
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