llvm-project/llvm/tools/llvm-rc/llvm-rc.cpp

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//===- llvm-rc.cpp - Compile .rc scripts into .res -------------*- C++ -*--===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// Compile .rc scripts into .res files. This is intended to be a
// platform-independent port of Microsoft's rc.exe tool.
//
//===----------------------------------------------------------------------===//
#include "llvm/Option/Arg.h"
#include "llvm/Option/ArgList.h"
#include "llvm/Support/Error.h"
#include "llvm/Support/ManagedStatic.h"
#include "llvm/Support/PrettyStackTrace.h"
#include "llvm/Support/Process.h"
#include "llvm/Support/Signals.h"
#include "llvm/Support/raw_ostream.h"
#include <system_error>
using namespace llvm;
namespace {
// Input options tables.
enum ID {
OPT_INVALID = 0, // This is not a correct option ID.
#define OPTION(PREFIX, NAME, ID, KIND, GROUP, ALIAS, ALIASARGS, FLAGS, PARAM, \
HELPTEXT, METAVAR, VALUES) \
OPT_##ID,
#include "Opts.inc"
#undef OPTION
};
#define PREFIX(NAME, VALUE) const char *const NAME[] = VALUE;
#include "Opts.inc"
#undef PREFIX
static const opt::OptTable::Info InfoTable[] = {
#define OPTION(PREFIX, NAME, ID, KIND, GROUP, ALIAS, ALIASARGS, FLAGS, PARAM, \
HELPTEXT, METAVAR, VALUES) \
{ \
PREFIX, NAME, HELPTEXT, \
METAVAR, OPT_##ID, opt::Option::KIND##Class, \
PARAM, FLAGS, OPT_##GROUP, \
OPT_##ALIAS, ALIASARGS, VALUES},
#include "Opts.inc"
#undef OPTION
};
class RcOptTable : public opt::OptTable {
public:
RcOptTable() : OptTable(InfoTable, /* IgnoreCase = */ true) {}
};
static ExitOnError ExitOnErr;
} // anonymous namespace
int main(int argc_, const char *argv_[]) {
sys::PrintStackTraceOnErrorSignal(argv_[0]);
PrettyStackTraceProgram X(argc_, argv_);
ExitOnErr.setBanner("llvm-rc: ");
SmallVector<const char *, 256> argv;
SpecificBumpPtrAllocator<char> ArgAllocator;
ExitOnErr(errorCodeToError(sys::Process::GetArgumentVector(
argv, makeArrayRef(argv_, argc_), ArgAllocator)));
llvm_shutdown_obj Y;
RcOptTable T;
unsigned MAI, MAC;
ArrayRef<const char *> ArgsArr = makeArrayRef(argv_ + 1, argc_);
opt::InputArgList InputArgs = T.ParseArgs(ArgsArr, MAI, MAC);
// The tool prints nothing when invoked with no command-line arguments.
if (InputArgs.hasArg(OPT_HELP))
T.PrintHelp(outs(), "rc", "Resource Converter", false);
return 0;
}