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