llvm-project/clang/lib/Driver/DriverOptions.cpp

54 lines
1.6 KiB
C++

//===--- DriverOptions.cpp - Driver Options Table -------------------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
#include "clang/Driver/Options.h"
#include "llvm/ADT/STLExtras.h"
#include "llvm/Option/OptTable.h"
#include "llvm/Option/Option.h"
#include <cassert>
using namespace clang::driver;
using namespace clang::driver::options;
using namespace llvm::opt;
#define PREFIX(NAME, VALUE) static const char *const NAME[] = VALUE;
#include "clang/Driver/Options.inc"
#undef PREFIX
static const OptTable::Info InfoTable[] = {
#define OPTION(PREFIX, NAME, ID, KIND, GROUP, ALIAS, ALIASARGS, FLAGS, PARAM, \
HELPTEXT, METAVAR, VALUES) \
{PREFIX, NAME, HELPTEXT, METAVAR, OPT_##ID, Option::KIND##Class, \
PARAM, FLAGS, OPT_##GROUP, OPT_##ALIAS, ALIASARGS, VALUES},
#include "clang/Driver/Options.inc"
#undef OPTION
};
namespace {
class DriverOptTable : public OptTable {
public:
DriverOptTable()
: OptTable(InfoTable) {}
};
}
std::unique_ptr<OptTable> clang::driver::createDriverOptTable() {
auto Result = llvm::make_unique<DriverOptTable>();
// Options.inc is included in DriverOptions.cpp, and calls OptTable's
// addValues function.
// Opt is a variable used in the code fragment in Options.inc.
OptTable &Opt = *Result;
#define OPTTABLE_ARG_INIT
#include "clang/Driver/Options.inc"
#undef OPTTABLE_ARG_INIT
return std::move(Result);
}