1 //===- DiagTool.cpp - Classes for defining diagtool tools -------------------===// 2 // 3 // The LLVM Compiler Infrastructure 4 // 5 // This file is distributed under the University of Illinois Open Source 6 // License. See LICENSE.TXT for details. 7 // 8 //===----------------------------------------------------------------------===// 9 // 10 // This file implements the boilerplate for defining diagtool tools. 11 // 12 //===----------------------------------------------------------------------===// 13 14 #include "DiagTool.h" 15 #include "llvm/ADT/SmallString.h" 16 #include "llvm/ADT/StringMap.h" 17 #include <vector> 18 19 using namespace diagtool; 20 DiagTool(llvm::StringRef toolCmd,llvm::StringRef toolDesc)21DiagTool::DiagTool(llvm::StringRef toolCmd, 22 llvm::StringRef toolDesc) 23 : cmd(toolCmd), description(toolDesc) {} 24 ~DiagTool()25DiagTool::~DiagTool() {} 26 27 typedef llvm::StringMap<DiagTool *> ToolMap; getTools(void * v)28static inline ToolMap *getTools(void *v) { return static_cast<ToolMap*>(v); } 29 DiagTools()30DiagTools::DiagTools() : tools(new ToolMap()) {} ~DiagTools()31DiagTools::~DiagTools() { delete getTools(tools); } 32 getTool(llvm::StringRef toolCmd)33DiagTool *DiagTools::getTool(llvm::StringRef toolCmd) { 34 ToolMap::iterator it = getTools(tools)->find(toolCmd); 35 return (it == getTools(tools)->end()) ? nullptr : it->getValue(); 36 } 37 registerTool(DiagTool * tool)38void DiagTools::registerTool(DiagTool *tool) { 39 (*getTools(tools))[tool->getName()] = tool; 40 } 41 printCommands(llvm::raw_ostream & out)42void DiagTools::printCommands(llvm::raw_ostream &out) { 43 std::vector<llvm::StringRef> toolNames; 44 unsigned maxName = 0; 45 for (ToolMap::iterator it = getTools(tools)->begin(), 46 ei = getTools(tools)->end(); it != ei; ++it) { 47 toolNames.push_back(it->getKey()); 48 unsigned len = it->getKey().size(); 49 if (len > maxName) 50 maxName = len; 51 } 52 std::sort(toolNames.begin(), toolNames.end()); 53 54 for (std::vector<llvm::StringRef>::iterator it = toolNames.begin(), 55 ei = toolNames.end(); it != ei; ++it) { 56 57 out << " " << (*it); 58 unsigned spaces = (maxName + 3) - (it->size()); 59 for (unsigned i = 0; i < spaces; ++i) 60 out << ' '; 61 62 out << getTool(*it)->getDescription() << '\n'; 63 } 64 } 65 66 namespace diagtool { 67 llvm::ManagedStatic<DiagTools> diagTools; 68 } 69