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	With this change, I can now move -stats to print when llvm_shutdown is called. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32250 91177308-0d34-0410-b5e6-96231b3b80d8
		
			
				
	
	
		
			97 lines
		
	
	
		
			3.4 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			97 lines
		
	
	
		
			3.4 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
//===- llvm-db.cpp - LLVM Debugger ----------------------------------------===//
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//
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//                     The LLVM Compiler Infrastructure
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//
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// This file was developed by the LLVM research group and is distributed under
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// the University of Illinois Open Source License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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//
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// This utility implements a simple text-mode front-end to the LLVM debugger
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// library.
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//
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//===----------------------------------------------------------------------===//
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#include "CLIDebugger.h"
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#include "llvm/Support/CommandLine.h"
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#include "llvm/Support/ManagedStatic.h"
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#include "llvm/System/Signals.h"
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#include <iostream>
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using namespace llvm;
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namespace {
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  // Command line options for specifying the program to debug and options to use
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  cl::opt<std::string>
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  InputFile(cl::desc("<program>"), cl::Positional, cl::init(""));
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  cl::list<std::string>
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  InputArgs("args", cl::Positional, cl::desc("<program and arguments>"),
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            cl::ZeroOrMore);
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  // Command line options to control various directory related stuff
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  cl::list<std::string>
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  SourceDirectories("directory", cl::value_desc("directory"),
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                    cl::desc("Add directory to the search for source files"));
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  cl::alias SDA("d", cl::desc("Alias for --directory"),
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                cl::aliasopt(SourceDirectories));
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  cl::opt<std::string>
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  WorkingDirectory("cd", cl::desc("Use directory as current working directory"),
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                   cl::value_desc("directory"));
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  // Command line options specific to the llvm-db debugger driver
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  cl::opt<bool> Quiet("quiet", cl::desc("Do not print introductory messages"));
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  cl::alias QA1("silent", cl::desc("Alias for -quiet"), cl::aliasopt(Quiet));
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  cl::alias QA2("q", cl::desc("Alias for -quiet"), cl::aliasopt(Quiet));
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}
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//===----------------------------------------------------------------------===//
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// main Driver function
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//
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int main(int argc, char **argv, char * const *envp) {
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  llvm_shutdown_obj X;  // Call llvm_shutdown() on exit.
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  std::cout << "NOTE: llvm-db is known useless right now.\n";
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  try {
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    cl::ParseCommandLineOptions(argc, argv,
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                                " llvm source-level debugger\n");
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    sys::PrintStackTraceOnErrorSignal();
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    if (!Quiet)
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      std::cout << "llvm-db: The LLVM source-level debugger\n";
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    // Merge Inputfile and InputArgs into the InputArgs list...
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    if (!InputFile.empty() && InputArgs.empty())
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      InputArgs.push_back(InputFile);
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    // Create the CLI debugger...
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    CLIDebugger D;
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    // Initialize the debugger with the command line options we read...
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    Debugger &Dbg = D.getDebugger();
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    // Initialize the debugger environment.
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    Dbg.initializeEnvironment(envp);
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    Dbg.setWorkingDirectory(WorkingDirectory);
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    for (unsigned i = 0, e = SourceDirectories.size(); i != e; ++i)
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      D.addSourceDirectory(SourceDirectories[i]);
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    if (!InputArgs.empty()) {
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      try {
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        D.fileCommand(InputArgs[0]);
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      } catch (const std::string &Error) {
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        std::cout << "Error: " << Error << "\n";
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      }
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      Dbg.setProgramArguments(InputArgs.begin()+1, InputArgs.end());
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    }
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    // Now that we have initialized the debugger, run it.
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    return D.run();
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  } catch (const std::string& msg) {
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    std::cerr << argv[0] << ": " << msg << "\n";
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  } catch (...) {
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    std::cerr << argv[0] << ": Unexpected unknown exception occurred.\n";
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  }
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  return 1;
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}
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