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| //===- DiagTool.h - Classes for defining diagtool tools -------------------===//
//
// 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
//
//===----------------------------------------------------------------------===//
//
// This file implements the boilerplate for defining diagtool tools.
//
//===----------------------------------------------------------------------===//
#ifndef LLVM_CLANG_TOOLS_DIAGTOOL_DIAGTOOL_H
#define LLVM_CLANG_TOOLS_DIAGTOOL_DIAGTOOL_H
#include "llvm/ADT/StringRef.h"
#include "llvm/Support/ManagedStatic.h"
#include "llvm/Support/raw_ostream.h"
#include <string>
namespace diagtool {
class DiagTool {
const std::string cmd;
const std::string description;
public:
DiagTool(llvm::StringRef toolCmd, llvm::StringRef toolDesc);
virtual ~DiagTool();
llvm::StringRef getName() const { return cmd; }
llvm::StringRef getDescription() const { return description; }
virtual int run(unsigned argc, char *argv[], llvm::raw_ostream &out) = 0;
};
class DiagTools {
void *tools;
public:
DiagTools();
~DiagTools();
DiagTool *getTool(llvm::StringRef toolCmd);
void registerTool(DiagTool *tool);
void printCommands(llvm::raw_ostream &out);
};
extern llvm::ManagedStatic<DiagTools> diagTools;
template <typename DIAGTOOL>
class RegisterDiagTool {
public:
RegisterDiagTool() { diagTools->registerTool(new DIAGTOOL()); }
};
} // end diagtool namespace
#define DEF_DIAGTOOL(NAME, DESC, CLSNAME)\
namespace {\
class CLSNAME : public diagtool::DiagTool {\
public:\
CLSNAME() : DiagTool(NAME, DESC) {}\
virtual ~CLSNAME() {}\
int run(unsigned argc, char *argv[], llvm::raw_ostream &out) override;\
};\
diagtool::RegisterDiagTool<CLSNAME> Register##CLSNAME;\
}
#endif
|