public void disposeAssocData(Interp interp)
// Current interpreter.
{
// There shouldn't be any commands left.
if (!(interp.slaveTable.Count == 0))
{
System.Console.Error.WriteLine("InterpInfoDeleteProc: still exist commands");
}
interp.slaveTable = null;
// Tell any interps that have aliases to this interp that they should
// delete those aliases. If the other interp was already dead, it
// would have removed the target record already.
// TODO ATK
foreach (WrappedCommand slaveCmd in new ArrayList(interp.targetTable.Keys))
{
Interp slaveInterp = (Interp)interp.targetTable[slaveCmd];
slaveInterp.deleteCommandFromToken(slaveCmd);
}
interp.targetTable = null;
if (interp.interpChanTable != null)
{
foreach (Channel channel in new ArrayList(interp.interpChanTable.Values))
{
TclIO.unregisterChannel(interp, channel);
}
}
if (interp.slave.interpCmd != null)
{
// Tcl_DeleteInterp() was called on this interpreter, rather
// "interp delete" or the equivalent deletion of the command in the
// master. First ensure that the cleanup callback doesn't try to
// delete the interp again.
interp.slave.slaveInterp = null;
interp.slave.masterInterp.deleteCommandFromToken(interp.slave.interpCmd);
}
// There shouldn't be any aliases left.
if (!(interp.aliasTable.Count == 0))
{
System.Console.Error.WriteLine("InterpInfoDeleteProc: still exist aliases");
}
interp.aliasTable = null;
}
/// <summary> This procedure is invoked to process the "close" Tcl command.
/// See the user documentation for details on what it does.
///
/// </summary>
/// <param name="interp">the current interpreter.
/// </param>
/// <param name="argv">command arguments.
/// </param>
public TCL.CompletionCode cmdProc(Interp interp, TclObject[] argv)
{
Channel chan; /* The channel being operated on this method */
if (argv.Length != 2)
{
throw new TclNumArgsException(interp, 1, argv, "channelId");
}
chan = TclIO.getChannel(interp, argv[1].ToString());
if (chan == null)
{
throw new TclException(interp, "can not find channel named \"" + argv[1].ToString() + "\"");
}
TclIO.unregisterChannel(interp, chan);
return(TCL.CompletionCode.RETURN);
}
public static void Tcl_UnregisterChannel(Interp interp, Channel chan)
{
TclIO.unregisterChannel(interp, chan);
}
public TCL.CompletionCode cmdProc(Interp interp, TclObject[] objv)
{
if (objv.Length < 2)
{
throw new TclNumArgsException(interp, 1, objv, "cmd ?arg ...?");
}
int cmd = TclIndex.get(interp, objv[1], options, "option", 0);
switch (cmd)
{
case OPT_ALIAS:
{
if (objv.Length >= 4)
{
Interp slaveInterp = getInterp(interp, objv[2]);
if (objv.Length == 4)
{
InterpAliasCmd.describe(interp, slaveInterp, objv[3]);
return(TCL.CompletionCode.RETURN);
}
if ((objv.Length == 5) && ("".Equals(objv[4].ToString())))
{
InterpAliasCmd.delete(interp, slaveInterp, objv[3]);
return(TCL.CompletionCode.RETURN);
}
if (objv.Length > 5)
{
Interp masterInterp = getInterp(interp, objv[4]);
if ("".Equals(objv[5].ToString()))
{
if (objv.Length == 6)
{
InterpAliasCmd.delete(interp, slaveInterp, objv[3]);
return(TCL.CompletionCode.RETURN);
}
}
else
{
InterpAliasCmd.create(interp, slaveInterp, masterInterp, objv[3], objv[5], 6, objv);
return(TCL.CompletionCode.RETURN);
}
}
}
throw new TclNumArgsException(interp, 2, objv, "slavePath slaveCmd ?masterPath masterCmd? ?args ..?");
}
case OPT_ALIASES:
{
Interp slaveInterp = getInterp(interp, objv);
InterpAliasCmd.list(interp, slaveInterp);
break;
}
case OPT_CREATE:
{
// Weird historical rules: "-safe" is accepted at the end, too.
bool safe = interp.isSafe;
TclObject slaveNameObj = null;
bool last = false;
for (int i = 2; i < objv.Length; i++)
{
if ((!last) && (objv[i].ToString()[0] == '-'))
{
int index = TclIndex.get(interp, objv[i], createOptions, "option", 0);
if (index == OPT_CREATE_SAFE)
{
safe = true;
continue;
}
i++;
last = true;
}
if (slaveNameObj != null)
{
throw new TclNumArgsException(interp, 2, objv, "?-safe? ?--? ?path?");
}
slaveNameObj = objv[i];
}
if (slaveNameObj == null)
{
// Create an anonymous interpreter -- we choose its name and
// the name of the command. We check that the command name
// that we use for the interpreter does not collide with an
// existing command in the master interpreter.
int i = 0;
while (interp.getCommand("interp" + i) != null)
{
i++;
}
slaveNameObj = TclString.newInstance("interp" + i);
}
InterpSlaveCmd.create(interp, slaveNameObj, safe);
interp.setResult(slaveNameObj);
break;
}
case OPT_DELETE:
{
for (int i = 2; i < objv.Length; i++)
{
Interp slaveInterp = getInterp(interp, objv[i]);
if (slaveInterp == interp)
{
throw new TclException(interp, "cannot delete the current interpreter");
}
InterpSlaveCmd slave = slaveInterp.slave;
slave.masterInterp.deleteCommandFromToken(slave.interpCmd);
}
break;
}
case OPT_EVAL:
{
if (objv.Length < 4)
{
throw new TclNumArgsException(interp, 2, objv, "path arg ?arg ...?");
}
Interp slaveInterp = getInterp(interp, objv[2]);
InterpSlaveCmd.eval(interp, slaveInterp, 3, objv);
break;
}
case OPT_EXISTS:
{
bool exists = true;
try
{
getInterp(interp, objv);
}
catch (TclException e)
{
if (objv.Length > 3)
{
throw;
}
exists = false;
}
interp.setResult(exists);
break;
}
case OPT_EXPOSE:
{
if (objv.Length < 4 || objv.Length > 5)
{
throw new TclNumArgsException(interp, 2, objv, "path hiddenCmdName ?cmdName?");
}
Interp slaveInterp = getInterp(interp, objv[2]);
InterpSlaveCmd.expose(interp, slaveInterp, 3, objv);
break;
}
case OPT_HIDE:
{
if (objv.Length < 4 || objv.Length > 5)
{
throw new TclNumArgsException(interp, 2, objv, "path cmdName ?hiddenCmdName?");
}
Interp slaveInterp = getInterp(interp, objv[2]);
InterpSlaveCmd.hide(interp, slaveInterp, 3, objv);
break;
}
case OPT_HIDDEN:
{
Interp slaveInterp = getInterp(interp, objv);
InterpSlaveCmd.hidden(interp, slaveInterp);
break;
}
case OPT_ISSAFE:
{
Interp slaveInterp = getInterp(interp, objv);
interp.setResult(slaveInterp.isSafe);
break;
}
case OPT_INVOKEHIDDEN:
{
bool global = false;
int i;
for (i = 3; i < objv.Length; i++)
{
if (objv[i].ToString()[0] != '-')
{
break;
}
int index = TclIndex.get(interp, objv[i], hiddenOptions, "option", 0);
if (index == OPT_HIDDEN_GLOBAL)
{
global = true;
}
else
{
i++;
break;
}
}
if (objv.Length - i < 1)
{
throw new TclNumArgsException(interp, 2, objv, "path ?-global? ?--? cmd ?arg ..?");
}
Interp slaveInterp = getInterp(interp, objv[2]);
InterpSlaveCmd.invokeHidden(interp, slaveInterp, global, i, objv);
break;
}
case OPT_MARKTRUSTED:
{
if (objv.Length != 3)
{
throw new TclNumArgsException(interp, 2, objv, "path");
}
Interp slaveInterp = getInterp(interp, objv[2]);
InterpSlaveCmd.markTrusted(interp, slaveInterp);
break;
}
case OPT_SLAVES:
{
Interp slaveInterp = getInterp(interp, objv);
TclObject result = TclList.newInstance();
interp.setResult(result);
IEnumerator keys = slaveInterp.slaveTable.Keys.GetEnumerator();
while (keys.MoveNext())
{
string inString = (string)keys.Current;
TclList.append(interp, result, TclString.newInstance(inString));
}
break;
}
case OPT_SHARE:
{
if (objv.Length != 5)
{
throw new TclNumArgsException(interp, 2, objv, "srcPath channelId destPath");
}
Interp masterInterp = getInterp(interp, objv[2]);
Channel chan = TclIO.getChannel(masterInterp, objv[3].ToString());
if (chan == null)
{
throw new TclException(interp, "can not find channel named \"" + objv[3].ToString() + "\"");
}
Interp slaveInterp = getInterp(interp, objv[4]);
TclIO.registerChannel(slaveInterp, chan);
break;
}
case OPT_TARGET:
{
if (objv.Length != 4)
{
throw new TclNumArgsException(interp, 2, objv, "path alias");
}
Interp slaveInterp = getInterp(interp, objv[2]);
string aliasName = objv[3].ToString();
Interp targetInterp = InterpAliasCmd.getTargetInterp(slaveInterp, aliasName);
if (targetInterp == null)
{
throw new TclException(interp, "alias \"" + aliasName + "\" in path \"" + objv[2].ToString() + "\" not found");
}
if (!getInterpPath(interp, targetInterp))
{
throw new TclException(interp, "target interpreter for alias \"" + aliasName + "\" in path \"" + objv[2].ToString() + "\" is not my descendant");
}
break;
}
case OPT_TRANSFER:
{
if (objv.Length != 5)
{
throw new TclNumArgsException(interp, 2, objv, "srcPath channelId destPath");
}
Interp masterInterp = getInterp(interp, objv[2]);
Channel chan = TclIO.getChannel(masterInterp, objv[3].ToString());
if (chan == null)
{
throw new TclException(interp, "can not find channel named \"" + objv[3].ToString() + "\"");
}
Interp slaveInterp = getInterp(interp, objv[4]);
TclIO.registerChannel(slaveInterp, chan);
TclIO.unregisterChannel(masterInterp, chan);
break;
}
}
return(TCL.CompletionCode.RETURN);
}
private static void makeSafe(Interp interp)
{
Channel chan; // Channel to remove from safe interpreter.
interp.hideUnsafeCommands();
interp.isSafe = true;
// Unsetting variables : (which should not have been set
// in the first place, but...)
// No env array in a safe slave.
try
{
interp.unsetVar("env", TCL.VarFlag.GLOBAL_ONLY);
}
catch (TclException e)
{
}
// Remove unsafe parts of tcl_platform
try
{
interp.unsetVar("tcl_platform", "os", TCL.VarFlag.GLOBAL_ONLY);
}
catch (TclException e)
{
}
try
{
interp.unsetVar("tcl_platform", "osVersion", TCL.VarFlag.GLOBAL_ONLY);
}
catch (TclException e)
{
}
try
{
interp.unsetVar("tcl_platform", "machine", TCL.VarFlag.GLOBAL_ONLY);
}
catch (TclException e)
{
}
try
{
interp.unsetVar("tcl_platform", "user", TCL.VarFlag.GLOBAL_ONLY);
}
catch (TclException e)
{
}
// Unset path informations variables
// (the only one remaining is [info nameofexecutable])
try
{
interp.unsetVar("tclDefaultLibrary", TCL.VarFlag.GLOBAL_ONLY);
}
catch (TclException e)
{
}
try
{
interp.unsetVar("tcl_library", TCL.VarFlag.GLOBAL_ONLY);
}
catch (TclException e)
{
}
try
{
interp.unsetVar("tcl_pkgPath", TCL.VarFlag.GLOBAL_ONLY);
}
catch (TclException e)
{
}
// Remove the standard channels from the interpreter; safe interpreters
// do not ordinarily have access to stdin, stdout and stderr.
//
// NOTE: These channels are not added to the interpreter by the
// Tcl_CreateInterp call, but may be added later, by another I/O
// operation. We want to ensure that the interpreter does not have
// these channels even if it is being made safe after being used for
// some time..
chan = TclIO.getStdChannel(StdChannel.STDIN);
if (chan != null)
{
TclIO.unregisterChannel(interp, chan);
}
chan = TclIO.getStdChannel(StdChannel.STDOUT);
if (chan != null)
{
TclIO.unregisterChannel(interp, chan);
}
chan = TclIO.getStdChannel(StdChannel.STDERR);
if (chan != null)
{
TclIO.unregisterChannel(interp, chan);
}
}
