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-rw-r--r--generic/tclBasic.c23
1 files changed, 9 insertions, 14 deletions
diff --git a/generic/tclBasic.c b/generic/tclBasic.c
index 7c02706..46b532b 100644
--- a/generic/tclBasic.c
+++ b/generic/tclBasic.c
@@ -259,7 +259,7 @@ static const CmdInfo builtInCmds[] = {
{"variable", Tcl_VariableObjCmd, TclCompileVariableCmd, NULL, CMD_IS_SAFE},
{"while", Tcl_WhileObjCmd, TclCompileWhileCmd, TclNRWhileObjCmd, CMD_IS_SAFE},
{"yield", NULL, TclCompileYieldCmd, TclNRYieldObjCmd, CMD_IS_SAFE},
- {"yieldto", NULL, NULL, TclNRYieldToObjCmd, CMD_IS_SAFE},
+ {"yieldto", NULL, TclCompileYieldToCmd, TclNRYieldToObjCmd, CMD_IS_SAFE},
/*
* Commands in the OS-interface. Note that many of these are unsafe.
@@ -8416,8 +8416,7 @@ TclNRYieldToObjCmd(
{
CoroutineData *corPtr = iPtr->execEnvPtr->corPtr;
Tcl_Obj *listPtr, *nsObjPtr;
- Tcl_Namespace *nsPtr = (Tcl_Namespace *) iPtr->varFramePtr->nsPtr;
- Tcl_Namespace *ns1Ptr;
+ Tcl_Namespace *nsPtr = TclGetCurrentNamespace(interp);
if (objc < 2) {
Tcl_WrongNumArgs(interp, 1, objv, "command ?arg ...?");
@@ -8431,11 +8430,13 @@ TclNRYieldToObjCmd(
return TCL_ERROR;
}
- /*
- * Add the tailcall in the caller env, then just yield.
- *
- * This is essentially code from TclNRTailcallObjCmd
- */
+ if (((Namespace *) nsPtr)->flags & NS_DYING) {
+ Tcl_SetObjResult(interp, Tcl_NewStringObj(
+ "yieldto called in deleted namespace", -1));
+ Tcl_SetErrorCode(interp, "TCL", "COROUTINE", "YIELDTO_IN_DELETED",
+ NULL);
+ return TCL_ERROR;
+ }
/*
* Add the tailcall in the caller env, then just yield.
@@ -8444,15 +8445,9 @@ TclNRYieldToObjCmd(
*/
listPtr = Tcl_NewListObj(objc, objv);
-
nsObjPtr = Tcl_NewStringObj(nsPtr->fullName, -1);
- if ((TCL_OK != TclGetNamespaceFromObj(interp, nsObjPtr, &ns1Ptr))
- || (nsPtr != ns1Ptr)) {
- Tcl_Panic("yieldto failed to find the proper namespace");
- }
TclListObjSetElement(interp, listPtr, 0, nsObjPtr);
-
/*
* Add the callback in the caller's env, then instruct TEBC to yield.
*/