llvm/clang-tools-extra/clangd/GlobalCompilationDatabase.h

//===--- GlobalCompilationDatabase.h -----------------------------*- C++-*-===//
//
// 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
//
//===----------------------------------------------------------------------===//

#ifndef LLVM_CLANG_TOOLS_EXTRA_CLANGD_GLOBALCOMPILATIONDATABASE_H
#define LLVM_CLANG_TOOLS_EXTRA_CLANGD_GLOBALCOMPILATIONDATABASE_H

#include "ProjectModules.h"
#include "support/Function.h"
#include "support/Path.h"
#include "support/Threading.h"
#include "support/ThreadsafeFS.h"
#include "clang/Tooling/ArgumentsAdjusters.h"
#include "clang/Tooling/CompilationDatabase.h"
#include "llvm/ADT/FunctionExtras.h"
#include "llvm/ADT/StringMap.h"
#include <memory>
#include <mutex>
#include <optional>
#include <vector>

namespace clang {
namespace clangd {

struct ProjectInfo { … };

/// Provides compilation arguments used for parsing C and C++ files.
class GlobalCompilationDatabase { … };

// Helper class for implementing GlobalCompilationDatabases that wrap others.
class DelegatingCDB : public GlobalCompilationDatabase { … };

/// Gets compile args from tooling::CompilationDatabases built for parent
/// directories.
class DirectoryBasedGlobalCompilationDatabase
    : public GlobalCompilationDatabase { … };

/// Extracts system include search path from drivers matching QueryDriverGlobs
/// and adds them to the compile flags.
/// Returns null when \p QueryDriverGlobs is empty.
SystemIncludeExtractorFn;
SystemIncludeExtractorFn
getSystemIncludeExtractor(llvm::ArrayRef<std::string> QueryDriverGlobs);

/// Wraps another compilation database, and supports overriding the commands
/// using an in-memory mapping.
class OverlayCDB : public DelegatingCDB { … };

} // namespace clangd
} // namespace clang

#endif // LLVM_CLANG_TOOLS_EXTRA_CLANGD_GLOBALCOMPILATIONDATABASE_H