static void Main(string[] args)
{
// Parse the options
var options = new Options(args);
if (options.Error != null)
{
Console.WriteLine(options.Error);
Environment.Exit(-1);
}
// Check the existence of the files
string error;
string[] outputFileNames;
if (!CheckFiles(options, out outputFileNames, out error))
{
Console.WriteLine(error);
Environment.Exit(-1);
}
Contract.Assert(outputFileNames.Length == 2);
// Launch the two analyses
var success= new bool[2];
Parallel.For(0, 2, i => RunProcess(options, outputFileNames, i, success));
// Now run the diff, if success
if (success[0] && success[1])
{
AbsDiffMain(options, outputFileNames);
}
}
private static void AbsDiffMain(Options options, string[] outputFileNames)
{
Contract.Requires(outputFileNames.Length == 2);
if (options.DiffPre)
{
RunAbsDiff(outputFileNames[0], outputFileNames[1], "-pre");
}
if (options.DiffPost)
{
RunAbsDiff(outputFileNames[0], outputFileNames[1], "-post");
}
if (options.DiffInv)
{
RunAbsDiff(outputFileNames[0], outputFileNames[1], "-inv");
}
if (options.DiffAssume)
{
RunAbsDiff(outputFileNames[0], outputFileNames[1], "-assume");
}
}
private static string CreateClousotCMD(Options options, int i)
{
var platform = Environment.GetEnvironmentVariable("SystemRoot") + Platform;
var customOptions = String.Join(" ", options.ClousotOptions);
return String.Join(" ", "-platform", platform, ClousotDefaultArguments, customOptions, options.File[i]);
}
static bool CheckFiles(Options options, out string[] OutputFileName, out string errorMsg)
{
Contract.Ensures(!Contract.Result<bool>() || Contract.ValueAtReturn(out OutputFileName).Length == 2);
OutputFileName = new string[2];
for (var i = 0; i < 2; i++)
{
if (!File.Exists(options.File[i]))
{
errorMsg = options.File[i] + ErrorMessages.FileNotExists;
OutputFileName = null;
return false;
}
else
{
OutputFileName[i] = options.File[i] + PrettyPrint(File.GetLastWriteTime(options.File[i])) + ".txt";
}
}
if (!ExistsExeInThePath(PerlExe))
{
errorMsg = ErrorMessages.MissingPerlEXE;
return false;
}
if (!File.Exists(PerlScript))
{
errorMsg = ErrorMessages.MissingPerlScript;
return false;
}
foreach (var exe in ClousotExes)
{
var path = options.CCCheckDir + exe;
if (File.Exists(path))
{
ClousotExe = path;
errorMsg = null;
return true;
}
}
errorMsg = ErrorMessages.CCCheckNotFound;
return false;
}
private static void RunProcess(Options options, string[] outputFileNames, int i, bool[] success)
{
Contract.Requires(options != null);
var start = DateTime.Now;
var processStartInfo = new ProcessStartInfo();
processStartInfo.FileName = ClousotExe;
processStartInfo.Arguments = CreateClousotCMD(options, i);
#if SAMEWINDOW
processStartInfo.UseShellExecute = false;
processStartInfo.RedirectStandardOutput = true;
processStartInfo.RedirectStandardError = true;
#else
processStartInfo.Arguments += " > " + outputFileNames[i];
processStartInfo.UseShellExecute = true;
processStartInfo.RedirectStandardOutput = false;
processStartInfo.RedirectStandardError = false;
#endif
Console.WriteLine("#{0}: Starting the analysis of {1}", i, options.File[i]);
if (options.Trace)
{
Console.WriteLine(" Command line : {0}", processStartInfo.Arguments);
}
using (var process = Process.Start(processStartInfo))
{
#if SAMEWINDOW
//process.BeginOutputReadLine();
using (var stdio = process.StandardOutput)
{
var result = stdio.ReadToEnd();
File.AppendAllText(outputFileNames[i], result);
//Console.WriteLine(result);
success[i] = true;
}
using (var stderr = process.StandardError)
{
var result = stderr.ReadToEnd();
if (!String.IsNullOrEmpty(result))
{
Console.WriteLine("*** Error in the analysis of " + options.File[i]);
Console.WriteLine(result);
success[i] = false;
}
}
#endif
success[i] = process.ExitCode == 0;
}
Console.WriteLine("#{0}: Done analysis of {1} (success? {2})", i, options.File[i], success[i]);
Console.WriteLine(" Result wrote in {0}. Elapsed {1}", outputFileNames[i], DateTime.Now - start);
}
