forked from OSchip/llvm-project
66 lines
2.0 KiB
C++
66 lines
2.0 KiB
C++
//===- DiagTool.cpp - Classes for defining diagtool tools -------------------===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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//
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// This file implements the boilerplate for defining diagtool tools.
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//
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//===----------------------------------------------------------------------===//
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#include "DiagTool.h"
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#include "llvm/ADT/StringMap.h"
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#include <vector>
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using namespace diagtool;
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DiagTool::DiagTool(llvm::StringRef toolCmd, llvm::StringRef toolDesc)
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: cmd(std::string(toolCmd)), description(std::string(toolDesc)) {}
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DiagTool::~DiagTool() {}
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typedef llvm::StringMap<DiagTool *> ToolMap;
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static inline ToolMap *getTools(void *v) { return static_cast<ToolMap*>(v); }
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DiagTools::DiagTools() : tools(new ToolMap()) {}
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DiagTools::~DiagTools() { delete getTools(tools); }
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DiagTool *DiagTools::getTool(llvm::StringRef toolCmd) {
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ToolMap::iterator it = getTools(tools)->find(toolCmd);
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return (it == getTools(tools)->end()) ? nullptr : it->getValue();
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}
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void DiagTools::registerTool(DiagTool *tool) {
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(*getTools(tools))[tool->getName()] = tool;
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}
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void DiagTools::printCommands(llvm::raw_ostream &out) {
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std::vector<llvm::StringRef> toolNames;
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unsigned maxName = 0;
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for (ToolMap::iterator it = getTools(tools)->begin(),
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ei = getTools(tools)->end(); it != ei; ++it) {
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toolNames.push_back(it->getKey());
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unsigned len = it->getKey().size();
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if (len > maxName)
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maxName = len;
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}
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llvm::sort(toolNames);
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for (std::vector<llvm::StringRef>::iterator it = toolNames.begin(),
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ei = toolNames.end(); it != ei; ++it) {
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out << " " << (*it);
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unsigned spaces = (maxName + 3) - (it->size());
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for (unsigned i = 0; i < spaces; ++i)
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out << ' ';
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out << getTool(*it)->getDescription() << '\n';
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}
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}
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namespace diagtool {
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llvm::ManagedStatic<DiagTools> diagTools;
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}
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