llvm/lld/Common/DriverDispatcher.cpp

//===- DriverDispatcher.cpp - Support using LLD as a library --------------===//
//
// 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
//
//===----------------------------------------------------------------------===//

#include "lld/Common/CommonLinkerContext.h"
#include "lld/Common/Driver.h"
#include "lld/Common/ErrorHandler.h"
#include "lld/Common/Memory.h"
#include "llvm/ADT/STLExtras.h"
#include "llvm/ADT/SmallVector.h"
#include "llvm/ADT/StringSwitch.h"
#include "llvm/ADT/Twine.h"
#include "llvm/Support/CommandLine.h"
#include "llvm/Support/CrashRecoveryContext.h"
#include "llvm/Support/Path.h"
#include "llvm/Support/Process.h"
#include "llvm/TargetParser/Host.h"
#include "llvm/TargetParser/Triple.h"
#include <cstdlib>

usingnamespacelld;
usingnamespacellvm;
usingnamespacellvm::sys;

static void err(const Twine &s) { … }

static Flavor getFlavor(StringRef s) { … }

static cl::TokenizerCallback getDefaultQuotingStyle() { … }

static bool isPETargetName(StringRef s) { … }

static std::optional<bool> isPETarget(llvm::ArrayRef<const char *> args) { … }

static Flavor parseProgname(StringRef progname) { … }

static Flavor
parseFlavorWithoutMinGW(llvm::SmallVectorImpl<const char *> &argsV) { … }

static Flavor parseFlavor(llvm::SmallVectorImpl<const char *> &argsV) { … }

static Driver whichDriver(llvm::SmallVectorImpl<const char *> &argsV,
                          llvm::ArrayRef<DriverDef> drivers) { … }

namespace lld {
bool inTestOutputDisabled = …;

/// Universal linker main(). This linker emulates the gnu, darwin, or
/// windows linker based on the argv[0] or -flavor option.
int unsafeLldMain(llvm::ArrayRef<const char *> args,
                  llvm::raw_ostream &stdoutOS, llvm::raw_ostream &stderrOS,
                  llvm::ArrayRef<DriverDef> drivers, bool exitEarly) { … }
} // namespace lld

Result lld::lldMain(llvm::ArrayRef<const char *> args,
                    llvm::raw_ostream &stdoutOS, llvm::raw_ostream &stderrOS,
                    llvm::ArrayRef<DriverDef> drivers) { … }