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//===-- Base class for header generation commands ---------------*- C++ -*-===//
//
// 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
//
//===----------------------------------------------------------------------===//
#ifndef LLVM_LIBC_UTILS_HDRGEN_COMMAND_H
#define LLVM_LIBC_UTILS_HDRGEN_COMMAND_H
#include "llvm/ADT/SmallVector.h"
#include "llvm/ADT/StringRef.h"
#include "llvm/ADT/Twine.h"
#include "llvm/Support/SourceMgr.h"
#include <cstdlib>
namespace llvm {
class raw_ostream;
class RecordKeeper;
} // namespace llvm
namespace llvm_libc {
typedef llvm::SmallVector<llvm::StringRef, 4> ArgVector;
class Command {
public:
class ErrorReporter {
llvm::SMLoc Loc;
const llvm::SourceMgr &SrcMgr;
public:
ErrorReporter(llvm::SMLoc L, llvm::SourceMgr &SM) : Loc(L), SrcMgr(SM) {}
[[noreturn]] void printFatalError(llvm::Twine Msg) const {
SrcMgr.PrintMessage(Loc, llvm::SourceMgr::DK_Error, Msg);
std::exit(1);
}
};
virtual ~Command();
virtual void run(llvm::raw_ostream &OS, const ArgVector &Args,
llvm::StringRef StdHeader, llvm::RecordKeeper &Records,
const ErrorReporter &Reporter) const = 0;
};
} // namespace llvm_libc
#endif // LLVM_LIBC_UTILS_HDRGEN_COMMAND_H
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