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 {
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.td
28enum {
29 OPT_INVALID = 0,
30#define OPTION(...) LLVM_MAKE_OPT_ID(__VA_ARGS__),
31#include "Options.inc"
32#undef OPTION
33};
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::elf
44
45#endif
46