//
// (C) 2002 Ximian, Inc.
// (C) 2003 Andreas Nahr
-// (c) 2004 Novell, Inc. (http://www.novell.com)
+// (c) 2004,2005,2006 Novell, Inc. (http://www.novell.com)
//
//
// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
//
-using System;
using System.IO;
+using System.Text;
using System.ComponentModel;
using System.ComponentModel.Design;
using System.Runtime.CompilerServices;
using System.Runtime.InteropServices;
+using System.Security.Permissions;
using System.Collections;
using System.Threading;
namespace System.Diagnostics {
+
[DefaultEvent ("Exited"), DefaultProperty ("StartInfo")]
- [Designer ("System.Diagnostics.Design.ProcessDesigner, " + Consts.AssemblySystem_Design, typeof (IDesigner))]
+ [Designer ("System.Diagnostics.Design.ProcessDesigner, " + Consts.AssemblySystem_Design)]
+ [PermissionSet (SecurityAction.LinkDemand, Unrestricted = true)]
+ [PermissionSet (SecurityAction.InheritanceDemand, Unrestricted = true)]
public class Process : Component
{
[StructLayout(LayoutKind.Sequential)]
private struct ProcInfo
{
public IntPtr process_handle;
+ /* If thread_handle is ever needed for
+ * something, take out the CloseHandle() in
+ * the Start_internal icall in
+ * mono/metadata/process.c
+ */
public IntPtr thread_handle;
public int pid; // Contains -GetLastError () on failure.
public int tid;
public string [] envKeys;
public string [] envValues;
- public bool useShellExecute;
};
IntPtr process_handle;
int pid;
bool enableRaisingEvents;
+ bool already_waiting;
ISynchronizeInvoke synchronizingObject;
+ EventHandler exited_event;
+ IntPtr stdout_rd;
+ IntPtr stderr_rd;
/* Private constructor called from other methods */
private Process(IntPtr handle, int id) {
pid=id;
}
- [MonoTODO]
- public Process() {
+ public Process ()
+ {
}
[MonoTODO]
}
}
+ void StartExitCallbackIfNeeded ()
+ {
+ bool start = (!already_waiting && enableRaisingEvents && exited_event != null);
+ if (start && process_handle != IntPtr.Zero && !HasExited) {
+ WaitOrTimerCallback cb = new WaitOrTimerCallback (CBOnExit);
+ ProcessWaitHandle h = new ProcessWaitHandle (process_handle);
+ ThreadPool.RegisterWaitForSingleObject (h, cb, this, -1, true);
+ already_waiting = true;
+ }
+ }
+
[DefaultValue (false), Browsable (false)]
[MonitoringDescription ("Check for exiting of the process to raise the apropriate event.")]
public bool EnableRaisingEvents {
return enableRaisingEvents;
}
set {
- if (process_handle != IntPtr.Zero)
- throw new InvalidOperationException ("The process is already started.");
-
+ bool prev = enableRaisingEvents;
enableRaisingEvents = value;
+ if (enableRaisingEvents && !prev)
+ StartExitCallbackIfNeeded ();
}
}
[MonitoringDescription ("Process identifier.")]
public int Id {
get {
+ if (pid == 0) {
+ throw new InvalidOperationException ("Process ID has not been set.");
+ }
+
return(pid);
}
}
}
[MonoTODO]
+#if NET_2_0
+ [Obsolete ("Use NonpagedSystemMemorySize64")]
+#endif
[DesignerSerializationVisibility (DesignerSerializationVisibility.Hidden)]
[MonitoringDescription ("The number of bytes that are not pageable.")]
public int NonpagedSystemMemorySize {
}
[MonoTODO]
+#if NET_2_0
+ [Obsolete ("Use PagedMemorySize64")]
+#endif
[DesignerSerializationVisibility (DesignerSerializationVisibility.Hidden)]
[MonitoringDescription ("The number of bytes that are paged.")]
public int PagedMemorySize {
}
[MonoTODO]
+#if NET_2_0
+ [Obsolete ("Use PagedSystemMemorySize64")]
+#endif
[DesignerSerializationVisibility (DesignerSerializationVisibility.Hidden)]
[MonitoringDescription ("The amount of paged system memory in bytes.")]
public int PagedSystemMemorySize {
}
[MonoTODO]
+#if NET_2_0
+ [Obsolete ("Use PeakPagedMemorySize64")]
+#endif
[DesignerSerializationVisibility (DesignerSerializationVisibility.Hidden)]
[MonitoringDescription ("The maximum amount of paged memory used by this process.")]
public int PeakPagedMemorySize {
}
[MonoTODO]
+#if NET_2_0
+ [Obsolete ("Use PeakVirtualMemorySize64")]
+#endif
[DesignerSerializationVisibility (DesignerSerializationVisibility.Hidden)]
[MonitoringDescription ("The maximum amount of virtual memory used by this process.")]
public int PeakVirtualMemorySize {
}
[MonoTODO]
+#if NET_2_0
+ [Obsolete ("Use PeakWorkingSet64")]
+#endif
[DesignerSerializationVisibility (DesignerSerializationVisibility.Hidden)]
[MonitoringDescription ("The maximum amount of system memory used by this process.")]
public int PeakWorkingSet {
}
}
+#if NET_2_0
+ [MonoTODO]
+ [DesignerSerializationVisibility (DesignerSerializationVisibility.Hidden)]
+ [MonitoringDescription ("The number of bytes that are not pageable.")]
+ public long NonpagedSystemMemorySize64 {
+ get {
+ return(0);
+ }
+ }
+
+ [MonoTODO]
+ [DesignerSerializationVisibility (DesignerSerializationVisibility.Hidden)]
+ [MonitoringDescription ("The number of bytes that are paged.")]
+ public long PagedMemorySize64 {
+ get {
+ return(0);
+ }
+ }
+
+ [MonoTODO]
+ [DesignerSerializationVisibility (DesignerSerializationVisibility.Hidden)]
+ [MonitoringDescription ("The amount of paged system memory in bytes.")]
+ public long PagedSystemMemorySize64 {
+ get {
+ return(0);
+ }
+ }
+
+ [MonoTODO]
+ [DesignerSerializationVisibility (DesignerSerializationVisibility.Hidden)]
+ [MonitoringDescription ("The maximum amount of paged memory used by this process.")]
+ public long PeakPagedMemorySize64 {
+ get {
+ return(0);
+ }
+ }
+
+ [MonoTODO]
+ [DesignerSerializationVisibility (DesignerSerializationVisibility.Hidden)]
+ [MonitoringDescription ("The maximum amount of virtual memory used by this process.")]
+ public long PeakVirtualMemorySize64 {
+ get {
+ return(0);
+ }
+ }
+
+ [MonoTODO]
+ [DesignerSerializationVisibility (DesignerSerializationVisibility.Hidden)]
+ [MonitoringDescription ("The maximum amount of system memory used by this process.")]
+ public long PeakWorkingSet64 {
+ get {
+ return(0);
+ }
+ }
+#endif
+
[MonoTODO]
[DesignerSerializationVisibility (DesignerSerializationVisibility.Hidden)]
[MonitoringDescription ("Process will be of higher priority while it is actively used.")]
[MonitoringDescription ("The standard error stream of this process.")]
public StreamReader StandardError {
get {
+ if (error_stream == null) {
+ throw new InvalidOperationException("Standard error has not been redirected");
+ }
+#if NET_2_0
+ if ((async_mode & AsyncModes.AsyncError) != 0)
+ throw new InvalidOperationException ("Cannot mix asynchronous and synchonous reads.");
+
+ async_mode |= AsyncModes.SyncError;
+#endif
+
return(error_stream);
}
}
[MonitoringDescription ("The standard input stream of this process.")]
public StreamWriter StandardInput {
get {
+ if (input_stream == null) {
+ throw new InvalidOperationException("Standard input has not been redirected");
+ }
+
return(input_stream);
}
}
[MonitoringDescription ("The standard output stream of this process.")]
public StreamReader StandardOutput {
get {
+ if (output_stream == null) {
+ throw new InvalidOperationException("Standard output has not been redirected");
+ }
+#if NET_2_0
+ if ((async_mode & AsyncModes.AsyncOutput) != 0)
+ throw new InvalidOperationException ("Cannot mix asynchronous and synchonous reads.");
+
+ async_mode |= AsyncModes.SyncOutput;
+#endif
+
return(output_stream);
}
}
private ProcessStartInfo start_info=null;
- [DesignerSerializationVisibility (DesignerSerializationVisibility.Hidden), Browsable (false)]
+ [DesignerSerializationVisibility (DesignerSerializationVisibility.Content), Browsable (false)]
[MonitoringDescription ("Information for the start of this process.")]
public ProcessStartInfo StartInfo {
get {
}
[MonoTODO]
+#if NET_2_0
+ [Obsolete ("Use VirtualMemorySize64")]
+#endif
[DesignerSerializationVisibility (DesignerSerializationVisibility.Hidden)]
[MonitoringDescription ("The amount of virtual memory currently used for this process.")]
public int VirtualMemorySize {
}
[MonoTODO]
+#if NET_2_0
+ [Obsolete ("Use WorkingSet64")]
+#endif
[DesignerSerializationVisibility (DesignerSerializationVisibility.Hidden)]
[MonitoringDescription ("The amount of physical memory currently used for this process.")]
public int WorkingSet {
}
}
+#if NET_2_0
+ [MonoTODO]
+ [DesignerSerializationVisibility (DesignerSerializationVisibility.Hidden)]
+ [MonitoringDescription ("The amount of virtual memory currently used for this process.")]
+ public long VirtualMemorySize64 {
+ get {
+ return(0);
+ }
+ }
+
+ [MonoTODO]
+ [DesignerSerializationVisibility (DesignerSerializationVisibility.Hidden)]
+ [MonitoringDescription ("The amount of physical memory currently used for this process.")]
+ public long WorkingSet64 {
+ get {
+ return(0);
+ }
+ }
+#endif
+
public void Close()
{
Dispose (true);
}
[MethodImplAttribute(MethodImplOptions.InternalCall)]
- private extern static bool Start_internal(string appname,
- string cmdline,
- string dir,
- IntPtr stdin,
- IntPtr stdout,
- IntPtr stderr,
- ref ProcInfo proc_info);
-
- private static bool Start_common(ProcessStartInfo startInfo,
- Process process) {
+ private extern static bool ShellExecuteEx_internal(ProcessStartInfo startInfo,
+ ref ProcInfo proc_info);
+
+ [MethodImplAttribute(MethodImplOptions.InternalCall)]
+ private extern static bool CreateProcess_internal(ProcessStartInfo startInfo,
+ IntPtr stdin,
+ IntPtr stdout,
+ IntPtr stderr,
+ ref ProcInfo proc_info);
+
+ private static bool Start_shell (ProcessStartInfo startInfo,
+ Process process)
+ {
ProcInfo proc_info=new ProcInfo();
- IntPtr stdin_rd, stdin_wr;
- IntPtr stdout_rd, stdout_wr;
- IntPtr stderr_rd, stderr_wr;
bool ret;
-
- if(startInfo.FileName == null || startInfo.FileName == "") {
- throw new InvalidOperationException("File name has not been set");
- }
-
- proc_info.useShellExecute = startInfo.UseShellExecute;
- if (proc_info.useShellExecute && (startInfo.RedirectStandardInput ||
- startInfo.RedirectStandardOutput || startInfo.RedirectStandardError)) {
- throw new InvalidOperationException ("UseShellExecute must be false when " +
- "redirecting I/O.");
+
+ if (startInfo.RedirectStandardInput ||
+ startInfo.RedirectStandardOutput ||
+ startInfo.RedirectStandardError) {
+ throw new InvalidOperationException ("UseShellExecute must be false when redirecting I/O.");
}
if (startInfo.HaveEnvVars) {
- if (startInfo.UseShellExecute)
- throw new InvalidOperationException ("UseShellExecute must be false in order " +
- "to use environment variables.");
+ throw new InvalidOperationException ("UseShellExecute must be false in order to use environment variables.");
+ }
+
+ ret = ShellExecuteEx_internal (startInfo,
+ ref proc_info);
+ if (!ret) {
+ throw new Win32Exception (-proc_info.pid);
+ }
+
+ process.process_handle = proc_info.process_handle;
+ process.pid = proc_info.pid;
+ process.StartExitCallbackIfNeeded ();
+
+ return(ret);
+ }
+
+ private static bool Start_noshell (ProcessStartInfo startInfo,
+ Process process)
+ {
+ if (Path.IsPathRooted (startInfo.FileName) && !File.Exists (startInfo.FileName))
+ throw new FileNotFoundException ("Executable not found: " + startInfo.FileName);
+ ProcInfo proc_info=new ProcInfo();
+ IntPtr stdin_rd, stdin_wr;
+ IntPtr stdout_wr;
+ IntPtr stderr_wr;
+ bool ret;
+ MonoIOError error;
+
+ if (startInfo.HaveEnvVars) {
string [] strs = new string [startInfo.EnvironmentVariables.Count];
startInfo.EnvironmentVariables.Keys.CopyTo (strs, 0);
proc_info.envKeys = strs;
proc_info.envValues = strs;
}
- if(startInfo.RedirectStandardInput==true) {
- ret=MonoIO.CreatePipe(out stdin_rd,
- out stdin_wr);
+ if (startInfo.RedirectStandardInput == true) {
+ ret = MonoIO.CreatePipe (out stdin_rd,
+ out stdin_wr);
+ if (ret == false) {
+ throw new IOException ("Error creating standard input pipe");
+ }
} else {
- stdin_rd=MonoIO.ConsoleInput;
+ stdin_rd = MonoIO.ConsoleInput;
/* This is required to stop the
* &$*£ing stupid compiler moaning
* that stdin_wr is unassigned, below.
*/
- stdin_wr=(IntPtr)0;
+ stdin_wr = (IntPtr)0;
}
- if(startInfo.RedirectStandardOutput==true) {
- ret=MonoIO.CreatePipe(out stdout_rd,
- out stdout_wr);
- } else {
- stdout_rd=(IntPtr)0;
- stdout_wr=MonoIO.ConsoleOutput;
- }
+ if (startInfo.RedirectStandardOutput == true) {
+ IntPtr out_rd;
+ ret = MonoIO.CreatePipe (out out_rd,
+ out stdout_wr);
- if(startInfo.RedirectStandardError==true) {
- ret=MonoIO.CreatePipe(out stderr_rd,
- out stderr_wr);
- } else {
- stderr_rd=(IntPtr)0;
- stderr_wr=MonoIO.ConsoleError;
- }
-
- string cmdline;
- string appname;
- if (startInfo.UseShellExecute) {
- appname = null;
- string args = startInfo.Arguments;
- if (args == null || args.Trim () == "")
- cmdline = startInfo.FileName;
- else
- cmdline = startInfo.FileName + " " + startInfo.Arguments.Trim ();
+ process.stdout_rd = out_rd;
+ if (ret == false) {
+ if (startInfo.RedirectStandardInput == true) {
+ MonoIO.Close (stdin_rd, out error);
+ MonoIO.Close (stdin_wr, out error);
+ }
+
+ throw new IOException ("Error creating standard output pipe");
+ }
} else {
- appname = startInfo.FileName;
- cmdline = startInfo.Arguments.Trim ();
+ process.stdout_rd = (IntPtr)0;
+ stdout_wr = MonoIO.ConsoleOutput;
}
- ret=Start_internal(appname,
- cmdline,
- startInfo.WorkingDirectory,
- stdin_rd, stdout_wr, stderr_wr,
- ref proc_info);
+ if (startInfo.RedirectStandardError == true) {
+ IntPtr err_rd;
+ ret = MonoIO.CreatePipe (out err_rd,
+ out stderr_wr);
- MonoIOError error;
+ process.stderr_rd = err_rd;
+ if (ret == false) {
+ if (startInfo.RedirectStandardInput == true) {
+ MonoIO.Close (stdin_rd, out error);
+ MonoIO.Close (stdin_wr, out error);
+ }
+ if (startInfo.RedirectStandardOutput == true) {
+ MonoIO.Close (process.stdout_rd, out error);
+ MonoIO.Close (stdout_wr, out error);
+ }
+
+ throw new IOException ("Error creating standard error pipe");
+ }
+ } else {
+ process.stderr_rd = (IntPtr)0;
+ stderr_wr = MonoIO.ConsoleError;
+ }
+ ret = CreateProcess_internal (startInfo,
+ stdin_rd, stdout_wr, stderr_wr,
+ ref proc_info);
if (!ret) {
- if (startInfo.RedirectStandardInput == true)
+ if (startInfo.RedirectStandardInput == true) {
MonoIO.Close (stdin_rd, out error);
+ MonoIO.Close (stdin_wr, out error);
+ }
- if (startInfo.RedirectStandardOutput == true)
+ if (startInfo.RedirectStandardOutput == true) {
+ MonoIO.Close (process.stdout_rd, out error);
MonoIO.Close (stdout_wr, out error);
+ }
- if (startInfo.RedirectStandardError == true)
+ if (startInfo.RedirectStandardError == true) {
+ MonoIO.Close (process.stderr_rd, out error);
MonoIO.Close (stderr_wr, out error);
+ }
- throw new Win32Exception (-proc_info.pid);
+ throw new Win32Exception (-proc_info.pid,
+ "ApplicationName='"+startInfo.FileName+
+ "', CommandLine='"+startInfo.Arguments+
+ "', CurrentDirectory='"+startInfo.WorkingDirectory+
+ "', PATH='"+startInfo.EnvironmentVariables["PATH"]+"'");
}
- if (process.enableRaisingEvents && process.Exited != null) {
- WaitOrTimerCallback cb = new WaitOrTimerCallback (CBOnExit);
- ProcessWaitHandle h = new ProcessWaitHandle (proc_info.process_handle);
- ThreadPool.RegisterWaitForSingleObject (h, cb, process, -1, true);
- }
-
- process.process_handle=proc_info.process_handle;
- process.pid=proc_info.pid;
+ process.process_handle = proc_info.process_handle;
+ process.pid = proc_info.pid;
- if(startInfo.RedirectStandardInput==true) {
- MonoIO.Close(stdin_rd, out error);
- process.input_stream=new StreamWriter(new FileStream(stdin_wr, FileAccess.Write, true));
- process.input_stream.AutoFlush=true;
+ if (startInfo.RedirectStandardInput == true) {
+ MonoIO.Close (stdin_rd, out error);
+ process.input_stream = new StreamWriter (new FileStream (stdin_wr, FileAccess.Write, true));
+ process.input_stream.AutoFlush = true;
}
- if(startInfo.RedirectStandardOutput==true) {
- MonoIO.Close(stdout_wr, out error);
- process.output_stream=new StreamReader(new FileStream(stdout_rd, FileAccess.Read, true));
+ if (startInfo.RedirectStandardOutput == true) {
+ MonoIO.Close (stdout_wr, out error);
+ process.output_stream = new StreamReader (new FileStream (process.stdout_rd, FileAccess.Read, true));
}
- if(startInfo.RedirectStandardError==true) {
- MonoIO.Close(stderr_wr, out error);
- process.error_stream=new StreamReader(new FileStream(stderr_rd, FileAccess.Read, true));
+ if (startInfo.RedirectStandardError == true) {
+ MonoIO.Close (stderr_wr, out error);
+ process.error_stream = new StreamReader (new FileStream (process.stderr_rd, FileAccess.Read, true));
}
+ process.StartExitCallbackIfNeeded ();
+
return(ret);
}
+
+ private static bool Start_common (ProcessStartInfo startInfo,
+ Process process)
+ {
+ if(startInfo.FileName == null ||
+ startInfo.FileName == "") {
+ throw new InvalidOperationException("File name has not been set");
+ }
+
+ if (startInfo.UseShellExecute) {
+ return (Start_shell (startInfo, process));
+ } else {
+ return (Start_noshell (startInfo, process));
+ }
+ }
public bool Start() {
bool ret;
* exit. ms can be <0 to mean wait forever.
*/
[MethodImplAttribute(MethodImplOptions.InternalCall)]
- private extern bool WaitForExit_internal(IntPtr handle,
- int ms);
+ private extern bool WaitForExit_internal(IntPtr handle, int ms);
- public void WaitForExit() {
- WaitForExit_internal(process_handle, -1);
+ public void WaitForExit ()
+ {
+ WaitForExit (-1);
}
public bool WaitForExit(int milliseconds) {
- if (milliseconds == int.MaxValue)
- milliseconds = -1;
+ int ms = milliseconds;
+ if (ms == int.MaxValue)
+ ms = -1;
+
+#if NET_2_0
+ DateTime start = DateTime.UtcNow;
+ if (async_output != null && !async_output.IsCompleted) {
+ if (false == async_output.WaitHandle.WaitOne (ms, false))
+ return false; // Timed out
+
+ if (ms >= 0) {
+ DateTime now = DateTime.UtcNow;
+ ms -= (int) (now - start).TotalMilliseconds;
+ if (ms <= 0)
+ return false;
+ start = now;
+ }
+ }
+
+ if (async_error != null && !async_error.IsCompleted) {
+ if (false == async_error.WaitHandle.WaitOne (ms, false))
+ return false; // Timed out
- return WaitForExit_internal (process_handle, milliseconds);
+ if (ms >= 0) {
+ ms -= (int) (DateTime.UtcNow - start).TotalMilliseconds;
+ if (ms <= 0)
+ return false;
+ }
+ }
+#endif
+ return WaitForExit_internal (process_handle, ms);
}
[MonoTODO]
return(false);
}
- [Category ()]
+
+#if NET_2_0
+ public event DataReceivedEventHandler OutputDataReceived;
+ public event DataReceivedEventHandler ErrorDataReceived;
+
+ void OnOutputDataReceived (string str)
+ {
+ if (OutputDataReceived != null)
+ OutputDataReceived (this, new DataReceivedEventArgs (str));
+ }
+
+ void OnErrorDataReceived (string str)
+ {
+ if (ErrorDataReceived != null)
+ ErrorDataReceived (this, new DataReceivedEventArgs (str));
+ }
+
+ [Flags]
+ enum AsyncModes {
+ NoneYet = 0,
+ SyncOutput = 1,
+ SyncError = 1 << 1,
+ AsyncOutput = 1 << 2,
+ AsyncError = 1 << 3
+ }
+
+ [StructLayout (LayoutKind.Sequential)]
+ sealed class ProcessAsyncReader
+ {
+ /*
+ The following fields match those of SocketAsyncResult.
+ This is so that changes needed in the runtime to handle
+ asynchronous reads are trivial
+ */
+ /* DON'T shuffle fields around. DON'T remove fields */
+ public object Sock;
+ public IntPtr handle;
+ public object state;
+ public AsyncCallback callback;
+ public ManualResetEvent wait_handle;
+
+ public Exception delayedException;
+
+ public object EndPoint;
+ byte [] buffer = new byte [4196];
+ public int Offset;
+ public int Size;
+ public int SockFlags;
+
+ public object acc_socket;
+ public int total;
+ public bool completed_sync;
+ bool completed;
+ bool err_out; // true -> stdout, false -> stderr
+ internal int error;
+ public int operation = 6; // MAGIC NUMBER: Maximum in SocketOperation + 1
+ public object ares;
+
+
+ // These fields are not in SocketAsyncResult
+ Process process;
+ Stream stream;
+ StringBuilder sb = new StringBuilder ();
+ public AsyncReadHandler ReadHandler;
+
+ public ProcessAsyncReader (Process process, IntPtr handle, bool err_out)
+ {
+ this.process = process;
+ this.handle = handle;
+ stream = new FileStream (handle, FileAccess.Read, false);
+ this.ReadHandler = new AsyncReadHandler (AddInput);
+ this.err_out = err_out;
+ }
+
+ public void AddInput ()
+ {
+ lock (this) {
+ int nread = stream.Read (buffer, 0, buffer.Length);
+ if (nread == 0) {
+ completed = true;
+ if (wait_handle != null)
+ wait_handle.Set ();
+ Flush (true);
+ return;
+ }
+
+ try {
+ sb.Append (Encoding.Default.GetString (buffer, 0, nread));
+ } catch {
+ // Just in case the encoding fails...
+ for (int i = 0; i < nread; i++) {
+ sb.Append ((char) buffer [i]);
+ }
+ }
+
+ Flush (false);
+ ReadHandler.BeginInvoke (null, this);
+ }
+ }
+
+ void Flush (bool last)
+ {
+ if (sb.Length == 0 ||
+ (err_out && process.output_canceled) ||
+ (!err_out && process.error_canceled))
+ return;
+
+ string total = sb.ToString ();
+ sb.Length = 0;
+ string [] strs = total.Split ('\n');
+ int len = strs.Length;
+ if (len == 0)
+ return;
+
+ for (int i = 0; i < len - 1; i++) {
+ if (err_out)
+ process.OnOutputDataReceived (strs [i]);
+ else
+ process.OnErrorDataReceived (strs [i]);
+ }
+
+ string end = strs [len - 1];
+ if (last || end == "") {
+ if (err_out)
+ process.OnOutputDataReceived (end);
+ else
+ process.OnErrorDataReceived (end);
+ } else {
+ sb.Append (end);
+ }
+ }
+
+ public bool IsCompleted {
+ get { return completed; }
+ }
+
+ public WaitHandle WaitHandle {
+ get {
+ lock (this) {
+ if (wait_handle == null)
+ wait_handle = new ManualResetEvent (completed);
+ return wait_handle;
+ }
+ }
+ }
+ }
+
+ AsyncModes async_mode;
+ bool output_canceled;
+ bool error_canceled;
+ ProcessAsyncReader async_output;
+ ProcessAsyncReader async_error;
+ delegate void AsyncReadHandler ();
+
+ [ComVisibleAttribute(false)]
+ public void BeginOutputReadLine ()
+ {
+ if (process_handle == IntPtr.Zero || output_stream == null || StartInfo.RedirectStandardOutput == false)
+ throw new InvalidOperationException ("Standard output has not been redirected or process has not been started.");
+
+ if ((async_mode & AsyncModes.SyncOutput) != 0)
+ throw new InvalidOperationException ("Cannot mix asynchronous and synchonous reads.");
+
+ async_mode |= AsyncModes.AsyncOutput;
+ output_canceled = false;
+ if (async_output == null) {
+ async_output = new ProcessAsyncReader (this, stdout_rd, true);
+ async_output.ReadHandler.BeginInvoke (null, async_output);
+ }
+ }
+
+ [ComVisibleAttribute(false)]
+ public void CancelOutputRead ()
+ {
+ if (process_handle == IntPtr.Zero || output_stream == null || StartInfo.RedirectStandardOutput == false)
+ throw new InvalidOperationException ("Standard output has not been redirected or process has not been started.");
+
+ if ((async_mode & AsyncModes.SyncOutput) != 0)
+ throw new InvalidOperationException ("OutputStream is not enabled for asynchronous read operations.");
+
+ if (async_output == null)
+ throw new InvalidOperationException ("No async operation in progress.");
+
+ output_canceled = true;
+ }
+
+ [ComVisibleAttribute(false)]
+ public void BeginErrorReadLine ()
+ {
+ if (process_handle == IntPtr.Zero || error_stream == null || StartInfo.RedirectStandardError == false)
+ throw new InvalidOperationException ("Standard error has not been redirected or process has not been started.");
+
+ if ((async_mode & AsyncModes.SyncError) != 0)
+ throw new InvalidOperationException ("Cannot mix asynchronous and synchonous reads.");
+
+ async_mode |= AsyncModes.AsyncError;
+ error_canceled = false;
+ if (async_error == null) {
+ async_error = new ProcessAsyncReader (this, stderr_rd, false);
+ async_error.ReadHandler.BeginInvoke (null, async_error);
+ }
+ }
+
+ [ComVisibleAttribute(false)]
+ public void CancelErrorRead ()
+ {
+ if (process_handle == IntPtr.Zero || output_stream == null || StartInfo.RedirectStandardOutput == false)
+ throw new InvalidOperationException ("Standard output has not been redirected or process has not been started.");
+
+ if ((async_mode & AsyncModes.SyncOutput) != 0)
+ throw new InvalidOperationException ("OutputStream is not enabled for asynchronous read operations.");
+
+ if (async_error == null)
+ throw new InvalidOperationException ("No async operation in progress.");
+
+ error_canceled = true;
+ }
+#endif
+
+ [Category ("Behavior")]
[MonitoringDescription ("Raised when this process exits.")]
- public event EventHandler Exited;
+ public event EventHandler Exited {
+ add {
+ if (process_handle != IntPtr.Zero && HasExited) {
+ value.BeginInvoke (null, null, null, null);
+ } else {
+ exited_event = (EventHandler) Delegate.Combine (exited_event, value);
+ if (exited_event != null)
+ StartExitCallbackIfNeeded ();
+ }
+ }
+ remove {
+ exited_event = (EventHandler) Delegate.Remove (exited_event, value);
+ }
+ }
// Closes the system process handle
[MethodImplAttribute(MethodImplOptions.InternalCall)]
protected override void Dispose(bool disposing) {
// Check to see if Dispose has already been called.
- if(this.disposed) {
+ if(this.disposed == false) {
this.disposed=true;
// If this is a call to Dispose,
// dispose all managed resources.
Process_free_internal(process_handle);
process_handle=IntPtr.Zero;
}
+
+ if (input_stream != null) {
+ input_stream.Close();
+ input_stream = null;
+ }
+
+ if (output_stream != null) {
+ output_stream.Close();
+ output_stream = null;
+ }
+
+ if (error_stream != null) {
+ error_stream.Close();
+ error_stream = null;
+ }
}
}
base.Dispose (disposing);
}
+ ~Process ()
+ {
+ Dispose (false);
+ }
+
static void CBOnExit (object state, bool unused)
{
Process p = (Process) state;
protected void OnExited()
{
- if (Exited == null)
+ if (exited_event == null)
return;
if (synchronizingObject == null) {
- Exited (this, EventArgs.Empty);
+ foreach (EventHandler d in exited_event.GetInvocationList ()) {
+ try {
+ d (this, EventArgs.Empty);
+ } catch {}
+ }
return;
}
object [] args = new object [] {this, EventArgs.Empty};
- synchronizingObject.BeginInvoke (Exited, args);
+ synchronizingObject.BeginInvoke (exited_event, args);
}
class ProcessWaitHandle : WaitHandle