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-rw-r--r--generic/tclOOBasic.c339
1 files changed, 189 insertions, 150 deletions
diff --git a/generic/tclOOBasic.c b/generic/tclOOBasic.c
index b286088..0b0516b 100644
--- a/generic/tclOOBasic.c
+++ b/generic/tclOOBasic.c
@@ -4,7 +4,7 @@
* This file contains implementations of the "simple" commands and
* methods from the object-system core.
*
- * Copyright (c) 2005-2011 by Donal K. Fellows
+ * Copyright (c) 2005-2013 by Donal K. Fellows
*
* See the file "license.terms" for information on usage and redistribution of
* this file, and for a DISCLAIMER OF ALL WARRANTIES.
@@ -17,14 +17,11 @@
#include "tclOOInt.h"
static inline Tcl_Object *AddConstructionFinalizer(Tcl_Interp *interp);
-static int AfterNRDestructor(ClientData data[],
- Tcl_Interp *interp, int result);
-static int FinalizeConstruction(ClientData data[],
- Tcl_Interp *interp, int result);
-static int FinalizeEval(ClientData data[],
- Tcl_Interp *interp, int result);
-static int RestoreFrame(ClientData data[],
- Tcl_Interp *interp, int result);
+static Tcl_NRPostProc AfterNRDestructor;
+static Tcl_NRPostProc DecrRefsPostClassConstructor;
+static Tcl_NRPostProc FinalizeConstruction;
+static Tcl_NRPostProc FinalizeEval;
+static Tcl_NRPostProc NextRestoreFrame;
/*
* ----------------------------------------------------------------------
@@ -70,6 +67,78 @@ FinalizeConstruction(
/*
* ----------------------------------------------------------------------
*
+ * TclOO_Class_Constructor --
+ *
+ * Implementation for oo::class constructor.
+ *
+ * ----------------------------------------------------------------------
+ */
+
+int
+TclOO_Class_Constructor(
+ ClientData clientData,
+ Tcl_Interp *interp,
+ Tcl_ObjectContext context,
+ int objc,
+ Tcl_Obj *const *objv)
+{
+ Object *oPtr = (Object *) Tcl_ObjectContextObject(context);
+ Tcl_Obj **invoke;
+
+ if (objc-1 > Tcl_ObjectContextSkippedArgs(context)) {
+ Tcl_WrongNumArgs(interp, Tcl_ObjectContextSkippedArgs(context), objv,
+ "?definitionScript?");
+ return TCL_ERROR;
+ } else if (objc == Tcl_ObjectContextSkippedArgs(context)) {
+ return TCL_OK;
+ }
+
+ /*
+ * Delegate to [oo::define] to do the work.
+ */
+
+ invoke = ckalloc(3 * sizeof(Tcl_Obj *));
+ invoke[0] = oPtr->fPtr->defineName;
+ invoke[1] = TclOOObjectName(interp, oPtr);
+ invoke[2] = objv[objc-1];
+
+ /*
+ * Must add references or errors in configuration script will cause
+ * trouble.
+ */
+
+ Tcl_IncrRefCount(invoke[0]);
+ Tcl_IncrRefCount(invoke[1]);
+ Tcl_IncrRefCount(invoke[2]);
+ TclNRAddCallback(interp, DecrRefsPostClassConstructor,
+ invoke, NULL, NULL, NULL);
+
+ /*
+ * Tricky point: do not want the extra reported level in the Tcl stack
+ * trace, so use TCL_EVAL_NOERR.
+ */
+
+ return TclNREvalObjv(interp, 3, invoke, TCL_EVAL_NOERR, NULL);
+}
+
+static int
+DecrRefsPostClassConstructor(
+ ClientData data[],
+ Tcl_Interp *interp,
+ int result)
+{
+ Tcl_Obj **invoke = data[0];
+
+ TclDecrRefCount(invoke[0]);
+ TclDecrRefCount(invoke[1]);
+ TclDecrRefCount(invoke[2]);
+ ckfree(invoke);
+ return result;
+}
+
+/*
+ * ----------------------------------------------------------------------
+ *
* TclOO_Class_Create --
*
* Implementation for oo::class->create method.
@@ -98,8 +167,8 @@ TclOO_Class_Create(
if (oPtr->classPtr == NULL) {
Tcl_Obj *cmdnameObj = TclOOObjectName(interp, oPtr);
- Tcl_AppendResult(interp, "object \"", TclGetString(cmdnameObj),
- "\" is not a class", NULL);
+ Tcl_SetObjResult(interp, Tcl_ObjPrintf(
+ "object \"%s\" is not a class", TclGetString(cmdnameObj)));
Tcl_SetErrorCode(interp, "TCL", "OO", "INSTANTIATE_NONCLASS", NULL);
return TCL_ERROR;
}
@@ -116,7 +185,8 @@ TclOO_Class_Create(
objName = Tcl_GetStringFromObj(
objv[Tcl_ObjectContextSkippedArgs(context)], &len);
if (len == 0) {
- Tcl_AppendResult(interp, "object name must not be empty", NULL);
+ Tcl_SetObjResult(interp, Tcl_NewStringObj(
+ "object name must not be empty", -1));
Tcl_SetErrorCode(interp, "TCL", "OO", "EMPTY_NAME", NULL);
return TCL_ERROR;
}
@@ -162,8 +232,8 @@ TclOO_Class_CreateNs(
if (oPtr->classPtr == NULL) {
Tcl_Obj *cmdnameObj = TclOOObjectName(interp, oPtr);
- Tcl_AppendResult(interp, "object \"", TclGetString(cmdnameObj),
- "\" is not a class", NULL);
+ Tcl_SetObjResult(interp, Tcl_ObjPrintf(
+ "object \"%s\" is not a class", TclGetString(cmdnameObj)));
Tcl_SetErrorCode(interp, "TCL", "OO", "INSTANTIATE_NONCLASS", NULL);
return TCL_ERROR;
}
@@ -180,14 +250,16 @@ TclOO_Class_CreateNs(
objName = Tcl_GetStringFromObj(
objv[Tcl_ObjectContextSkippedArgs(context)], &len);
if (len == 0) {
- Tcl_AppendResult(interp, "object name must not be empty", NULL);
+ Tcl_SetObjResult(interp, Tcl_NewStringObj(
+ "object name must not be empty", -1));
Tcl_SetErrorCode(interp, "TCL", "OO", "EMPTY_NAME", NULL);
return TCL_ERROR;
}
nsName = Tcl_GetStringFromObj(
objv[Tcl_ObjectContextSkippedArgs(context)+1], &len);
if (len == 0) {
- Tcl_AppendResult(interp, "namespace name must not be empty", NULL);
+ Tcl_SetObjResult(interp, Tcl_NewStringObj(
+ "namespace name must not be empty", -1));
Tcl_SetErrorCode(interp, "TCL", "OO", "EMPTY_NAME", NULL);
return TCL_ERROR;
}
@@ -231,8 +303,8 @@ TclOO_Class_New(
if (oPtr->classPtr == NULL) {
Tcl_Obj *cmdnameObj = TclOOObjectName(interp, oPtr);
- Tcl_AppendResult(interp, "object \"", TclGetString(cmdnameObj),
- "\" is not a class", NULL);
+ Tcl_SetObjResult(interp, Tcl_ObjPrintf(
+ "object \"%s\" is not a class", TclGetString(cmdnameObj)));
Tcl_SetErrorCode(interp, "TCL", "OO", "INSTANTIATE_NONCLASS", NULL);
return TCL_ERROR;
}
@@ -281,6 +353,7 @@ TclOO_Object_Destroy(
contextPtr->skip = 0;
TclNRAddCallback(interp, AfterNRDestructor, contextPtr,
NULL, NULL, NULL);
+ TclPushTailcallPoint(interp);
return TclOOInvokeContext(contextPtr, interp, 0, NULL);
}
}
@@ -433,9 +506,16 @@ TclOO_Object_Unknown(
Object *oPtr = contextPtr->oPtr;
const char **methodNames;
int numMethodNames, i, skip = Tcl_ObjectContextSkippedArgs(context);
+ Tcl_Obj *errorMsg;
+
+ /*
+ * If no method name, generate an error asking for a method name. (Only by
+ * overriding *this* method can an object handle the absence of a method
+ * name without an error).
+ */
if (objc < skip+1) {
- Tcl_WrongNumArgs(interp, skip, objv, "methodName ?arg ...?");
+ Tcl_WrongNumArgs(interp, skip, objv, "method ?arg ...?");
return TCL_ERROR;
}
@@ -452,31 +532,34 @@ TclOO_Object_Unknown(
if (numMethodNames == 0) {
Tcl_Obj *tmpBuf = TclOOObjectName(interp, oPtr);
+ const char *piece;
- Tcl_AppendResult(interp, "object \"", TclGetString(tmpBuf), NULL);
if (contextPtr->callPtr->flags & PUBLIC_METHOD) {
- Tcl_AppendResult(interp, "\" has no visible methods", NULL);
+ piece = "visible methods";
} else {
- Tcl_AppendResult(interp, "\" has no methods", NULL);
+ piece = "methods";
}
+ Tcl_SetObjResult(interp, Tcl_ObjPrintf(
+ "object \"%s\" has no %s", TclGetString(tmpBuf), piece));
Tcl_SetErrorCode(interp, "TCL", "LOOKUP", "METHOD",
TclGetString(objv[skip]), NULL);
return TCL_ERROR;
}
- Tcl_AppendResult(interp, "unknown method \"", TclGetString(objv[skip]),
- "\": must be ", NULL);
+ errorMsg = Tcl_ObjPrintf("unknown method \"%s\": must be ",
+ TclGetString(objv[skip]));
for (i=0 ; i<numMethodNames-1 ; i++) {
if (i) {
- Tcl_AppendResult(interp, ", ", NULL);
+ Tcl_AppendToObj(errorMsg, ", ", -1);
}
- Tcl_AppendResult(interp, methodNames[i], NULL);
+ Tcl_AppendToObj(errorMsg, methodNames[i], -1);
}
if (i) {
- Tcl_AppendResult(interp, " or ", NULL);
+ Tcl_AppendToObj(errorMsg, " or ", -1);
}
- Tcl_AppendResult(interp, methodNames[i], NULL);
+ Tcl_AppendToObj(errorMsg, methodNames[i], -1);
ckfree(methodNames);
+ Tcl_SetObjResult(interp, errorMsg);
Tcl_SetErrorCode(interp, "TCL", "LOOKUP", "METHOD",
TclGetString(objv[skip]), NULL);
return TCL_ERROR;
@@ -532,8 +615,9 @@ TclOO_Object_LinkVar(
*/
if (strstr(varName, "::") != NULL) {
- Tcl_AppendResult(interp, "variable name \"", varName,
- "\" illegal: must not contain namespace separator", NULL);
+ Tcl_SetObjResult(interp, Tcl_ObjPrintf(
+ "variable name \"%s\" illegal: must not contain namespace"
+ " separator", varName));
Tcl_SetErrorCode(interp, "TCL", "UPVAR", "INVERTED", NULL);
return TCL_ERROR;
}
@@ -602,52 +686,51 @@ TclOO_Object_VarName(
int objc, /* Number of arguments. */
Tcl_Obj *const *objv) /* The actual arguments. */
{
- Interp *iPtr = (Interp *) interp;
Var *varPtr, *aryVar;
- Tcl_Obj *varNamePtr;
+ Tcl_Obj *varNamePtr, *argPtr;
+ const char *arg;
if (Tcl_ObjectContextSkippedArgs(context)+1 != objc) {
Tcl_WrongNumArgs(interp, Tcl_ObjectContextSkippedArgs(context), objv,
"varName");
return TCL_ERROR;
}
+ argPtr = objv[objc-1];
+ arg = Tcl_GetString(argPtr);
/*
- * Switch to the object's namespace for the duration of this call. Like
- * this, the variable is looked up in the namespace of the object, and not
- * in the namespace of the caller. Otherwise this would only work if the
- * caller was a method of the object itself, which might not be true if
- * the method was exported. This is a bit of a hack, but the simplest way
- * to do this (pushing a stack frame would be horribly expensive by
- * comparison, and is only done when we'd otherwise interfere with the
- * global namespace).
+ * Convert the variable name to fully-qualified form if it wasn't already.
+ * This has to be done prior to lookup because we can run into problems
+ * with resolvers otherwise. [Bug 3603695]
+ *
+ * We still need to do the lookup; the variable could be linked to another
+ * variable and we want the target's name.
*/
- if (iPtr->varFramePtr == NULL) {
- Tcl_CallFrame *dummyFrame;
-
- TclPushStackFrame(interp, &dummyFrame,
- Tcl_GetObjectNamespace(Tcl_ObjectContextObject(context)),0);
- varPtr = TclObjLookupVar(interp, objv[objc-1], NULL,
- TCL_NAMESPACE_ONLY|TCL_LEAVE_ERR_MSG, "refer to",1,1,&aryVar);
- TclPopStackFrame(interp);
+ if (arg[0] == ':' && arg[1] == ':') {
+ varNamePtr = argPtr;
} else {
- Namespace *savedNsPtr;
-
- savedNsPtr = iPtr->varFramePtr->nsPtr;
- iPtr->varFramePtr->nsPtr = (Namespace *)
+ Tcl_Namespace *namespacePtr =
Tcl_GetObjectNamespace(Tcl_ObjectContextObject(context));
- varPtr = TclObjLookupVar(interp, objv[objc-1], NULL,
- TCL_NAMESPACE_ONLY|TCL_LEAVE_ERR_MSG, "refer to",1,1,&aryVar);
- iPtr->varFramePtr->nsPtr = savedNsPtr;
- }
+ varNamePtr = Tcl_NewStringObj(namespacePtr->fullName, -1);
+ Tcl_AppendToObj(varNamePtr, "::", 2);
+ Tcl_AppendObjToObj(varNamePtr, argPtr);
+ }
+ Tcl_IncrRefCount(varNamePtr);
+ varPtr = TclObjLookupVar(interp, varNamePtr, NULL,
+ TCL_NAMESPACE_ONLY|TCL_LEAVE_ERR_MSG, "refer to", 1, 1, &aryVar);
+ Tcl_DecrRefCount(varNamePtr);
if (varPtr == NULL) {
- Tcl_SetErrorCode(interp, "TCL", "LOOKUP", "VARIABLE",
- TclGetString(objv[objc-1]), NULL);
+ Tcl_SetErrorCode(interp, "TCL", "LOOKUP", "VARIABLE", arg, NULL);
return TCL_ERROR;
}
+ /*
+ * Now that we've pinned down what variable we're really talking about
+ * (including traversing variable links), convert back to a name.
+ */
+
varNamePtr = Tcl_NewObj();
if (aryVar != NULL) {
Tcl_HashEntry *hPtr;
@@ -707,8 +790,9 @@ TclOONextObjCmd(
*/
if (framePtr == NULL || !(framePtr->isProcCallFrame & FRAME_IS_METHOD)) {
- Tcl_AppendResult(interp, TclGetString(objv[0]),
- " may only be called from inside a method", NULL);
+ Tcl_SetObjResult(interp, Tcl_ObjPrintf(
+ "%s may only be called from inside a method",
+ TclGetString(objv[0])));
Tcl_SetErrorCode(interp, "TCL", "OO", "CONTEXT_REQUIRED", NULL);
return TCL_ERROR;
}
@@ -719,7 +803,7 @@ TclOONextObjCmd(
* that this is like [uplevel 1] and not [eval].
*/
- TclNRAddCallback(interp, RestoreFrame, framePtr, NULL, NULL, NULL);
+ TclNRAddCallback(interp, NextRestoreFrame, framePtr, NULL,NULL,NULL);
iPtr->varFramePtr = framePtr->callerVarPtr;
return TclNRObjectContextInvokeNext(interp, context, objc, objv, 1);
}
@@ -737,6 +821,7 @@ TclOONextToObjCmd(
CallContext *contextPtr;
int i;
Tcl_Object object;
+ const char *methodType;
/*
* Start with sanity checks on the calling context to make sure that we
@@ -745,8 +830,9 @@ TclOONextToObjCmd(
*/
if (framePtr == NULL || !(framePtr->isProcCallFrame & FRAME_IS_METHOD)) {
- Tcl_AppendResult(interp, TclGetString(objv[0]),
- " may only be called from inside a method", NULL);
+ Tcl_SetObjResult(interp, Tcl_ObjPrintf(
+ "%s may only be called from inside a method",
+ TclGetString(objv[0])));
Tcl_SetErrorCode(interp, "TCL", "OO", "CONTEXT_REQUIRED", NULL);
return TCL_ERROR;
}
@@ -766,8 +852,9 @@ TclOONextToObjCmd(
}
classPtr = ((Object *)object)->classPtr;
if (classPtr == NULL) {
- Tcl_AppendResult(interp, "\"", TclGetString(objv[1]),
- "\" is not a class", NULL);
+ Tcl_SetObjResult(interp, Tcl_ObjPrintf(
+ "\"%s\" is not a class", TclGetString(objv[1])));
+ Tcl_SetErrorCode(interp, "TCL", "OO", "CLASS_REQUIRED", NULL);
return TCL_ERROR;
}
@@ -786,8 +873,8 @@ TclOONextToObjCmd(
* context. Note that this is like [uplevel 1] and not [eval].
*/
- TclNRAddCallback(interp, RestoreFrame, framePtr, contextPtr,
- INT2PTR(contextPtr->index), NULL);
+ TclNRAddCallback(interp, NextRestoreFrame, framePtr,
+ contextPtr, INT2PTR(contextPtr->index), NULL);
contextPtr->index = i-1;
iPtr->varFramePtr = framePtr->callerVarPtr;
return TclNRObjectContextInvokeNext(interp,
@@ -800,23 +887,35 @@ TclOONextToObjCmd(
* is on the chain but unreachable, or not on the chain at all.
*/
+ if (contextPtr->callPtr->flags & CONSTRUCTOR) {
+ methodType = "constructor";
+ } else if (contextPtr->callPtr->flags & DESTRUCTOR) {
+ methodType = "destructor";
+ } else {
+ methodType = "method";
+ }
+
for (i=contextPtr->index ; i>=0 ; i--) {
struct MInvoke *miPtr = contextPtr->callPtr->chain + i;
if (!miPtr->isFilter && miPtr->mPtr->declaringClassPtr == classPtr) {
- Tcl_AppendResult(interp, "method implementation by \"",
- TclGetString(objv[1]), "\" not reachable from here",
+ Tcl_SetObjResult(interp, Tcl_ObjPrintf(
+ "%s implementation by \"%s\" not reachable from here",
+ methodType, TclGetString(objv[1])));
+ Tcl_SetErrorCode(interp, "TCL", "OO", "CLASS_NOT_REACHABLE",
NULL);
return TCL_ERROR;
}
}
- Tcl_AppendResult(interp, "method has no non-filter implementation by \"",
- TclGetString(objv[1]), "\"", NULL);
+ Tcl_SetObjResult(interp, Tcl_ObjPrintf(
+ "%s has no non-filter implementation by \"%s\"",
+ methodType, TclGetString(objv[1])));
+ Tcl_SetErrorCode(interp, "TCL", "OO", "CLASS_NOT_THERE", NULL);
return TCL_ERROR;
}
static int
-RestoreFrame(
+NextRestoreFrame(
ClientData data[],
Tcl_Interp *interp,
int result)
@@ -871,8 +970,9 @@ TclOOSelfObjCmd(
*/
if (framePtr == NULL || !(framePtr->isProcCallFrame & FRAME_IS_METHOD)) {
- Tcl_AppendResult(interp, TclGetString(objv[0]),
- " may only be called from inside a method", NULL);
+ Tcl_SetObjResult(interp, Tcl_ObjPrintf(
+ "%s may only be called from inside a method",
+ TclGetString(objv[0])));
Tcl_SetErrorCode(interp, "TCL", "OO", "CONTEXT_REQUIRED", NULL);
return TCL_ERROR;
}
@@ -906,7 +1006,8 @@ TclOOSelfObjCmd(
Class *clsPtr = CurrentlyInvoked(contextPtr).mPtr->declaringClassPtr;
if (clsPtr == NULL) {
- Tcl_AppendResult(interp, "method not defined by a class", NULL);
+ Tcl_SetObjResult(interp, Tcl_NewStringObj(
+ "method not defined by a class", -1));
Tcl_SetErrorCode(interp, "TCL", "OO", "UNMATCHED_CONTEXT", NULL);
return TCL_ERROR;
}
@@ -926,7 +1027,8 @@ TclOOSelfObjCmd(
return TCL_OK;
case SELF_FILTER:
if (!CurrentlyInvoked(contextPtr).isFilter) {
- Tcl_AppendResult(interp, "not inside a filtering context", NULL);
+ Tcl_SetObjResult(interp, Tcl_NewStringObj(
+ "not inside a filtering context", -1));
Tcl_SetErrorCode(interp, "TCL", "OO", "UNMATCHED_CONTEXT", NULL);
return TCL_ERROR;
} else {
@@ -951,7 +1053,8 @@ TclOOSelfObjCmd(
case SELF_CALLER:
if ((framePtr->callerVarPtr == NULL) ||
!(framePtr->callerVarPtr->isProcCallFrame & FRAME_IS_METHOD)){
- Tcl_AppendResult(interp, "caller is not an object", NULL);
+ Tcl_SetObjResult(interp, Tcl_NewStringObj(
+ "caller is not an object", -1));
Tcl_SetErrorCode(interp, "TCL", "OO", "CONTEXT_REQUIRED", NULL);
return TCL_ERROR;
} else {
@@ -968,7 +1071,8 @@ TclOOSelfObjCmd(
* This should be unreachable code.
*/
- Tcl_AppendResult(interp, "method without declarer!", NULL);
+ Tcl_SetObjResult(interp, Tcl_NewStringObj(
+ "method without declarer!", -1));
return TCL_ERROR;
}
@@ -999,7 +1103,8 @@ TclOOSelfObjCmd(
* This should be unreachable code.
*/
- Tcl_AppendResult(interp, "method without declarer!", NULL);
+ Tcl_SetObjResult(interp, Tcl_NewStringObj(
+ "method without declarer!", -1));
return TCL_ERROR;
}
@@ -1016,7 +1121,8 @@ TclOOSelfObjCmd(
return TCL_OK;
case SELF_TARGET:
if (!CurrentlyInvoked(contextPtr).isFilter) {
- Tcl_AppendResult(interp, "not inside a filtering context", NULL);
+ Tcl_SetObjResult(interp, Tcl_NewStringObj(
+ "not inside a filtering context", -1));
Tcl_SetErrorCode(interp, "TCL", "OO", "UNMATCHED_CONTEXT", NULL);
return TCL_ERROR;
} else {
@@ -1042,7 +1148,8 @@ TclOOSelfObjCmd(
* This should be unreachable code.
*/
- Tcl_AppendResult(interp, "method without declarer!", NULL);
+ Tcl_SetObjResult(interp, Tcl_NewStringObj(
+ "method without declarer!", -1));
return TCL_ERROR;
}
result[0] = TclOOObjectName(interp, declarerPtr);
@@ -1113,7 +1220,7 @@ TclOOCopyObjectCmd(
Tcl_DStringAppend(&buffer,
iPtr->varFramePtr->nsPtr->fullName, -1);
}
- Tcl_DStringAppend(&buffer, "::", 2);
+ TclDStringAppendLiteral(&buffer, "::");
Tcl_DStringAppend(&buffer, name, -1);
name = Tcl_DStringValue(&buffer);
}
@@ -1134,74 +1241,6 @@ TclOOCopyObjectCmd(
}
/*
- * ----------------------------------------------------------------------
- *
- * TclOOUpcatchCmd --
- *
- * Implementation of the [oo::UpCatch] command, which is a combination of
- * [uplevel 1] and [catch] that makes it easier to write transparent
- * error handling in scripts.
- *
- * ----------------------------------------------------------------------
- */
-
-int
-TclOOUpcatchCmd(
- ClientData ignored,
- Tcl_Interp *interp,
- int objc,
- Tcl_Obj *const objv[])
-{
- return Tcl_NRCallObjProc(interp, TclOONRUpcatch, NULL, objc, objv);
-}
-
-static int
-UpcatchCallback(
- ClientData data[],
- Tcl_Interp *interp,
- int result)
-{
- Interp *iPtr = (Interp *) interp;
- CallFrame *savedFramePtr = data[0];
- Tcl_Obj *resultObj[2];
- int rewind = iPtr->execEnvPtr->rewind;
-
- iPtr->varFramePtr = savedFramePtr;
- if (rewind || Tcl_LimitExceeded(interp)) {
- Tcl_AppendObjToErrorInfo(interp, Tcl_ObjPrintf(
- "\n (\"UpCatch\" body line %d)", Tcl_GetErrorLine(interp)));
- return TCL_ERROR;
- }
- resultObj[0] = Tcl_GetObjResult(interp);
- resultObj[1] = Tcl_GetReturnOptions(interp, result);
- Tcl_SetObjResult(interp, Tcl_NewListObj(2, resultObj));
- return TCL_OK;
-}
-
-int
-TclOONRUpcatch(
- ClientData ignored,
- Tcl_Interp *interp,
- int objc,
- Tcl_Obj *const objv[])
-{
- Interp *iPtr = (Interp *) interp;
- CallFrame *savedFramePtr = iPtr->varFramePtr;
-
- if (objc != 2) {
- Tcl_WrongNumArgs(interp, 1, objv, "script");
- return TCL_ERROR;
- }
- if (iPtr->varFramePtr->callerVarPtr != NULL) {
- iPtr->varFramePtr = iPtr->varFramePtr->callerVarPtr;
- }
-
- Tcl_NRAddCallback(interp, UpcatchCallback, savedFramePtr, NULL,NULL,NULL);
- return TclNREvalObjEx(interp, objv[1], TCL_EVAL_NOERR,
- iPtr->cmdFramePtr, 1);
-}
-
-/*
* Local Variables:
* mode: c
* c-basic-offset: 4