private int Execute(ProcessStartInfo startInfo, out string stdout, out string stderr)
{
logger.WriteLine("Executing: {0} {1}", startInfo.FileName, startInfo.Arguments);
stopwatch.Start();
try
{
using (var process = Process.Start(startInfo))
{
process.StandardInput.Close();
var stdoutReader = new AsyncLineReader(process.StandardOutput.BaseStream);
var stderrReader = new AsyncLineReader(process.StandardError.BaseStream);
var activityEvent = new ManualResetEvent(false);
EventHandler activityHandler = delegate { activityEvent.Set(); };
process.Exited += activityHandler;
stdoutReader.DataReceived += activityHandler;
stderrReader.DataReceived += activityHandler;
var stdoutBuffer = new StringBuilder();
var stderrBuffer = new StringBuilder();
while (true)
{
activityEvent.Reset();
while (true)
{
string line = stdoutReader.ReadLine();
if (line != null)
{
line = line.TrimEnd();
if (stdoutBuffer.Length > 0)
{
stdoutBuffer.AppendLine();
}
stdoutBuffer.Append(line);
logger.Write('>');
}
else
{
line = stderrReader.ReadLine();
if (line != null)
{
line = line.TrimEnd();
if (stderrBuffer.Length > 0)
{
stderrBuffer.AppendLine();
}
stderrBuffer.Append(line);
logger.Write('!');
}
else
{
break;
}
}
logger.WriteLine(line);
}
if (process.HasExited)
{
break;
}
activityEvent.WaitOne(1000);
}
stdout = stdoutBuffer.ToString();
stderr = stderrBuffer.ToString();
return(process.ExitCode);
}
}
catch (FileNotFoundException e)
{
throw new ProcessException("Executable not found.",
e, startInfo.FileName, startInfo.Arguments);
}
catch (Win32Exception e)
{
throw new ProcessException("Error executing external process.",
e, startInfo.FileName, startInfo.Arguments);
}
finally
{
stopwatch.Stop();
}
}
public bool appendBuffer(StringBuilder buffer, AsyncLineReader reader, char prefix)
{
string line = reader.ReadLine();
if (line != null)
{
line = line.TrimEnd();
if (buffer.Length > 0)
{
buffer.AppendLine();
}
buffer.Append(line);
Logger.Write('>');
Logger.WriteLine(line);
return true;
}
return false;
}
private int Execute(ProcessStartInfo startInfo, out string stdout, out string stderr)
{
logger.WriteLine("Executing: {0} {1}", startInfo.FileName, startInfo.Arguments);
stopwatch.Start();
try
{
using (var process = Process.Start(startInfo))
{
process.StandardInput.Close();
var stdoutReader = new AsyncLineReader(process.StandardOutput.BaseStream);
var stderrReader = new AsyncLineReader(process.StandardError.BaseStream);
var activityEvent = new ManualResetEvent(false);
EventHandler activityHandler = delegate { activityEvent.Set(); };
process.Exited += activityHandler;
stdoutReader.DataReceived += activityHandler;
stderrReader.DataReceived += activityHandler;
var stdoutBuffer = new StringBuilder();
var stderrBuffer = new StringBuilder();
while (true)
{
activityEvent.Reset();
while (true)
{
string line = stdoutReader.ReadLine();
if (line != null)
{
line = line.TrimEnd();
if (stdoutBuffer.Length > 0)
{
stdoutBuffer.AppendLine();
}
stdoutBuffer.Append(line);
logger.Write('>');
}
else
{
line = stderrReader.ReadLine();
if (line != null)
{
line = line.TrimEnd();
if (stderrBuffer.Length > 0)
{
stderrBuffer.AppendLine();
}
stderrBuffer.Append(line);
logger.Write('!');
}
else
{
break;
}
}
logger.WriteLine(line);
}
if (process.HasExited)
{
break;
}
activityEvent.WaitOne(1000);
}
stdout = stdoutBuffer.ToString();
stderr = stderrBuffer.ToString();
return process.ExitCode;
}
}
catch (FileNotFoundException e)
{
throw new ProcessException("Executable not found.",
e, startInfo.FileName, startInfo.Arguments);
}
catch (Win32Exception e)
{
throw new ProcessException("Error executing external process.",
e, startInfo.FileName, startInfo.Arguments);
}
finally
{
stopwatch.Stop();
}
}
public int Execute(ProcessStartInfo startInfo, out string stdout, out string stderr)
{
if (commandWriter == null && !string.IsNullOrEmpty(commandFile))
{
commandWriter = new StreamWriter(commandFile);
}
if (commandWriter != null)
{
commandWriter.WriteLine("{0} {1}", startInfo.FileName, startInfo.Arguments);
}
Logger.WriteLine("Executing: {0} {1}", startInfo.FileName, startInfo.Arguments);
Stopwatch.Start();
try
{
using (var process = Process.Start(startInfo))
{
process.StandardInput.Close();
var stdoutReader = new AsyncLineReader(process.StandardOutput.BaseStream);
var stderrReader = new AsyncLineReader(process.StandardError.BaseStream);
var activityEvent = new ManualResetEvent(false);
EventHandler activityHandler = delegate { activityEvent.Set(); };
process.Exited += activityHandler;
stdoutReader.DataReceived += activityHandler;
stderrReader.DataReceived += activityHandler;
var stdoutBuffer = new StringBuilder();
var stderrBuffer = new StringBuilder();
while (true)
{
activityEvent.Reset();
while(appendBuffer(stdoutBuffer, stdoutReader, '>'));
while(appendBuffer(stderrBuffer, stderrReader, '!'));
if (process.HasExited)
{
break;
}
activityEvent.WaitOne(200);
}
Thread.Sleep(50);
while (appendBuffer(stdoutBuffer, stdoutReader, '>')) ;
while (appendBuffer(stderrBuffer, stderrReader, '!')) ;
stdout = stdoutBuffer.ToString();
stderr = stderrBuffer.ToString();
return process.ExitCode;
}
}
catch (FileNotFoundException e)
{
throw new ProcessException("Executable not found.",
e, startInfo.FileName, startInfo.Arguments);
}
catch (Win32Exception e)
{
throw new ProcessException("Error executing external process.",
e, startInfo.FileName, startInfo.Arguments);
}
finally
{
Stopwatch.Stop();
}
}
