public override void InitStreams(LaunchOptions options, out StreamReader reader, out StreamWriter writer)
{
LocalLaunchOptions localOptions = (LocalLaunchOptions)options;
// Default working directory is next to the app
string debuggeeDir;
if (Path.IsPathRooted(options.ExePath) && File.Exists(options.ExePath))
{
debuggeeDir = Path.GetDirectoryName(options.ExePath);
}
else
{
// If we don't know where the app is, default to HOME, and if we somehow can't get that, go with the root directory.
debuggeeDir = Environment.GetEnvironmentVariable("HOME");
if (string.IsNullOrEmpty(debuggeeDir))
{
debuggeeDir = "/";
}
}
_dbgStdInName = UnixUtilities.MakeFifo(Logger);
_dbgStdOutName = UnixUtilities.MakeFifo(Logger);
string pidFifo = UnixUtilities.MakeFifo(Logger);
// Used for testing
Logger?.WriteLine(string.Concat("TempFile=", _dbgStdInName));
Logger?.WriteLine(string.Concat("TempFile=", _dbgStdOutName));
Logger?.WriteLine(string.Concat("TempFile=", pidFifo));
// Setup the streams on the fifos as soon as possible.
FileStream dbgStdInStream = new FileStream(_dbgStdInName, FileMode.Open);
FileStream dbgStdOutStream = new FileStream(_dbgStdOutName, FileMode.Open);
FileStream pidStream = new FileStream(pidFifo, FileMode.Open);
string debuggerCmd = UnixUtilities.GetDebuggerCommand(localOptions);
string launchDebuggerCommand = UnixUtilities.LaunchLocalDebuggerCommand(
debuggeeDir,
_dbgStdInName,
_dbgStdOutName,
pidFifo,
debuggerCmd);
// Only pass the environment to launch clrdbg. For other modes, there are commands that set the environment variables
// directly for the debuggee.
ReadOnlyCollection <EnvironmentEntry> environmentForDebugger = localOptions.DebuggerMIMode == MIMode.Clrdbg ?
localOptions.Environment :
new ReadOnlyCollection <EnvironmentEntry>(new EnvironmentEntry[] { });;
TerminalLauncher terminal = TerminalLauncher.MakeTerminal("DebuggerTerminal", launchDebuggerCommand, localOptions.Environment);
terminal.Launch(debuggeeDir);
int shellPid = -1;
using (StreamReader pidReader = new StreamReader(pidStream, Encoding.UTF8, true, UnixUtilities.StreamBufferSize))
{
Task <string> readShellPidTask = pidReader.ReadLineAsync();
if (readShellPidTask.Wait(TimeSpan.FromSeconds(10)))
{
shellPid = int.Parse(readShellPidTask.Result, CultureInfo.InvariantCulture);
// Used for testing
Logger?.WriteLine(string.Concat("ShellPid=", shellPid));
}
else
{
// Something is wrong because we didn't get the pid of shell
ForceDisposeStreamReader(pidReader);
Close();
throw new TimeoutException(MICoreResources.Error_LocalUnixTerminalDebuggerInitializationFailed);
}
_shellProcessMonitor = new ProcessMonitor(shellPid);
_shellProcessMonitor.ProcessExited += ShellExited;
_shellProcessMonitor.Start();
Task <string> readDebuggerPidTask = pidReader.ReadLineAsync();
try
{
readDebuggerPidTask.Wait(_streamReadPidCancellationTokenSource.Token);
_debuggerPid = int.Parse(readDebuggerPidTask.Result, CultureInfo.InvariantCulture);
}
catch (OperationCanceledException)
{
// Something is wrong because we didn't get the pid of the debugger
ForceDisposeStreamReader(pidReader);
Close();
throw new OperationCanceledException(MICoreResources.Error_LocalUnixTerminalDebuggerInitializationFailed);
}
}
// The in/out names are confusing in this case as they are relative to gdb.
// What that means is the names are backwards wrt miengine hence the reader
// being the writer and vice-versa
// Mono seems to hang when the debugger sends a large response unless we specify a larger buffer here
writer = new StreamWriter(dbgStdInStream, new UTF8Encoding(false, true), UnixUtilities.StreamBufferSize);
reader = new StreamReader(dbgStdOutStream, Encoding.UTF8, true, UnixUtilities.StreamBufferSize);
}
public override void InitStreams(LaunchOptions options, out StreamReader reader, out StreamWriter writer)
{
LocalLaunchOptions localOptions = (LocalLaunchOptions)options;
// Default working directory is next to the app
string debuggeeDir;
if (Path.IsPathRooted(options.ExePath) && File.Exists(options.ExePath))
{
debuggeeDir = Path.GetDirectoryName(options.ExePath);
}
else
{
// If we don't know where the app is, default to HOME, and if we somehow can't get that, go with the root directory.
debuggeeDir = Environment.GetEnvironmentVariable("HOME");
if (string.IsNullOrEmpty(debuggeeDir))
debuggeeDir = "/";
}
_dbgStdInName = UnixUtilities.MakeFifo(Logger);
_dbgStdOutName = UnixUtilities.MakeFifo(Logger);
string pidFifo = UnixUtilities.MakeFifo(Logger);
// Used for testing
Logger?.WriteLine(string.Concat("TempFile=", _dbgStdInName));
Logger?.WriteLine(string.Concat("TempFile=", _dbgStdOutName));
Logger?.WriteLine(string.Concat("TempFile=", pidFifo));
// Setup the streams on the fifos as soon as possible.
FileStream dbgStdInStream = new FileStream(_dbgStdInName, FileMode.Open);
FileStream dbgStdOutStream = new FileStream(_dbgStdOutName, FileMode.Open);
FileStream pidStream = new FileStream(pidFifo, FileMode.Open);
string debuggerCmd = UnixUtilities.GetDebuggerCommand(localOptions);
string launchDebuggerCommand = UnixUtilities.LaunchLocalDebuggerCommand(
debuggeeDir,
_dbgStdInName,
_dbgStdOutName,
pidFifo,
debuggerCmd);
TerminalLauncher terminal = TerminalLauncher.MakeTerminal("DebuggerTerminal", launchDebuggerCommand, localOptions.Environment);
terminal.Launch(debuggeeDir);
int shellPid = -1;
using (StreamReader pidReader = new StreamReader(pidStream, Encoding.UTF8, true, UnixUtilities.StreamBufferSize))
{
Task<string> readShellPidTask = pidReader.ReadLineAsync();
if (readShellPidTask.Wait(TimeSpan.FromSeconds(10)))
{
shellPid = int.Parse(readShellPidTask.Result, CultureInfo.InvariantCulture);
// Used for testing
Logger?.WriteLine(string.Concat("ShellPid=", shellPid));
}
else
{
// Something is wrong because we didn't get the pid of shell
ForceDisposeStreamReader(pidReader);
Close();
throw new TimeoutException(MICoreResources.Error_LocalUnixTerminalDebuggerInitializationFailed);
}
_shellProcessMonitor = new ProcessMonitor(shellPid);
_shellProcessMonitor.ProcessExited += ShellExited;
_shellProcessMonitor.Start();
Task<string> readDebuggerPidTask = pidReader.ReadLineAsync();
try
{
readDebuggerPidTask.Wait(_streamReadPidCancellationTokenSource.Token);
_debuggerPid = int.Parse(readDebuggerPidTask.Result, CultureInfo.InvariantCulture);
}
catch (OperationCanceledException)
{
// Something is wrong because we didn't get the pid of the debugger
ForceDisposeStreamReader(pidReader);
Close();
throw new OperationCanceledException(MICoreResources.Error_LocalUnixTerminalDebuggerInitializationFailed);
}
}
// The in/out names are confusing in this case as they are relative to gdb.
// What that means is the names are backwards wrt miengine hence the reader
// being the writer and vice-versa
// Mono seems to hang when the debugger sends a large response unless we specify a larger buffer here
writer = new StreamWriter(dbgStdInStream, new UTF8Encoding(false, true), UnixUtilities.StreamBufferSize);
reader = new StreamReader(dbgStdOutStream, Encoding.UTF8, true, UnixUtilities.StreamBufferSize);
}
