/// <summary>
/// Creates a new <see cref="InterpreterSession"/> with the specified parameters
/// </summary>
/// <param name="opcodes">The sequence of parsed opcodes to execute</param>
/// <param name="breakpoints">The table of breakpoints for the current executable</param>
/// <param name="jumpTable">The jump table for loops and function declarations</param>
/// <param name="functions">The mapping of functions for the current execution</param>
/// <param name="definitions">The lookup table to check which functions are defined</param>
/// <param name="stackFrames">The sequence of stack frames for the current execution</param>
/// <param name="stdin">The input <see cref="ReadOnlyMemory{T}"/> to read characters from</param>
/// <param name="machineState">The target machine state to use to run the script</param>
/// <param name="executionToken">A <see cref="CancellationToken"/> that can be used to halt the execution</param>
/// <param name="debugToken">A <see cref="CancellationToken"/> that is used to ignore/respect existing breakpoints</param>
internal InterpreterSession(
MemoryOwner <Brainf_ckOperator> opcodes,
MemoryOwner <bool> breakpoints,
MemoryOwner <int> jumpTable,
MemoryOwner <Range> functions,
MemoryOwner <ushort> definitions,
MemoryOwner <StackFrame> stackFrames,
ReadOnlyMemory <char> stdin,
TuringMachineState machineState,
CancellationToken executionToken,
CancellationToken debugToken)
{
Opcodes = opcodes;
Breakpoints = breakpoints;
JumpTable = jumpTable;
Functions = functions;
Definitions = definitions;
StackFrames = stackFrames;
MachineState = machineState;
StdinBuffer = new StdinBuffer(stdin);
StdoutBuffer = StdoutBuffer.Allocate();
ExecutionToken = executionToken;
DebugToken = debugToken;
Stopwatch = new Stopwatch();
SourceCode = Brainf_ckParser.ExtractSource(opcodes.Span);
}
private void HandleProcessExited(object sender, EventArgs e)
{
ProgramDescription dontCare;
_launchedInstances.TryRemove(this, out dontCare);
try
{
var process = sender as Process;
System.Diagnostics.Debug.WriteLine("jzIntv EXIT: " + process.ExitCode);
if ((process.ExitCode != 0) && (ErrorReporter != null))
{
var errorMessage = new System.Text.StringBuilder().AppendFormat("jzIntv encountered an error when running\n '{0}'\n\nand exited with error: {1}\n", ((Rom == null) || (Rom.Rom == null)) ? "<Invalid ROM>" : Rom.Rom.RomPath, process.ExitCode);
if (StderrBuffer.Any(l => !string.IsNullOrWhiteSpace(l)) || StdoutBuffer.Any(l => !string.IsNullOrWhiteSpace(l)))
{
errorMessage.AppendLine();
}
var maxLinesToReport = 12;
if (AppendDataFromBuffer(errorMessage, StderrBuffer, maxLinesToReport))
{
errorMessage.AppendLine();
}
else if (AppendDataFromBuffer(errorMessage, StdoutBuffer, maxLinesToReport))
{
errorMessage.AppendLine();
}
errorMessage.AppendFormat("Command line arguments:\n{0}", process.StartInfo.Arguments);
ErrorReporter(this, errorMessage.ToString(), process.ExitCode, null);
}
}
catch (Exception)
{
}
}
private void HandleOutputDataReceived(object sender, DataReceivedEventArgs e)
{
System.Diagnostics.Debug.WriteLine("jzIntv STDOUT: " + e.Data);
StdoutBuffer.Enqueue(e.Data);
}