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1//===- Driver.h -------------------------------------------------*- C++ -*-===//2//3// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.4// See https://llvm.org/LICENSE.txt for license information.5// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception6//7//===----------------------------------------------------------------------===//8 9#ifndef LLD_ELF_DRIVER_H10#define LLD_ELF_DRIVER_H11 12#include "lld/Common/LLVM.h"13#include "llvm/ADT/StringRef.h"14#include "llvm/Option/ArgList.h"15#include <optional>16 17namespace lld::elf {18struct Ctx;19 20// Parses command line options.21class ELFOptTable : public llvm::opt::GenericOptTable {22public:23 ELFOptTable();24 llvm::opt::InputArgList parse(Ctx &, ArrayRef<const char *> argv);25};26 27// Create enum with OPT_xxx values for each option in Options.td28enum {29 OPT_INVALID = 0,30#define OPTION(...) LLVM_MAKE_OPT_ID(__VA_ARGS__),31#include "Options.inc"32#undef OPTION33};34 35void printHelp(Ctx &ctx);36std::string createResponseFile(const llvm::opt::InputArgList &args);37 38std::optional<std::string> findFromSearchPaths(Ctx &, StringRef path);39std::optional<std::string> searchScript(Ctx &, StringRef path);40std::optional<std::string> searchLibraryBaseName(Ctx &, StringRef path);41std::optional<std::string> searchLibrary(Ctx &, StringRef path);42 43} // namespace lld::elf44 45#endif46