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-exception 6// 7//===----------------------------------------------------------------------===// 8 9#ifndef LLD_ELF_DRIVER_H 10#define LLD_ELF_DRIVER_H 11 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 { 18// Parses command line options. 19class ELFOptTable : public llvm::opt::GenericOptTable { 20public: 21 ELFOptTable(); 22 llvm::opt::InputArgList parse(ArrayRef<const char *> argv); 23}; 24 25// Create enum with OPT_xxx values for each option in Options.td 26enum { 27 OPT_INVALID = 0, 28#define OPTION(...) LLVM_MAKE_OPT_ID(__VA_ARGS__), 29#include "Options.inc" 30#undef OPTION 31}; 32 33void printHelp(); 34std::string createResponseFile(const llvm::opt::InputArgList &args); 35 36std::optional<std::string> findFromSearchPaths(StringRef path); 37std::optional<std::string> searchScript(StringRef path); 38std::optional<std::string> searchLibraryBaseName(StringRef path); 39std::optional<std::string> searchLibrary(StringRef path); 40 41} // namespace lld::elf 42 43#endif 44