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Changes In Branch bug-8ce672d1a1 Excluding Merge-Ins

This is equivalent to a diff from f921d987 to ede12eef

2024-12-03
04:00
Fix [8ce672d1a1]: Segfault with Tk >= 8.6.14 when using menu(button) with the -font option in a certain way. Patch from Christian Werner. check-in: 0b92d7c5 user: fvogel tags: core-8-6-branch
2024-11-25
11:10
Fix [bcbf4c9875]: Tk intialization overwrites thread specific data check-in: df1a487a user: jan.nijtmans tags: core-8-6-branch
2024-11-22
21:37
Let this bugfix branch build and test. Closed-Leaf check-in: ede12eef user: fvogel tags: bug-8ce672d1a1
21:35
Fix [8ce672d1a1]: Segfault with Tk >= 8.6.14 when using menu(button) with the -font option in a certain way. Patch from Christian Werner. check-in: 006481ff user: fvogel tags: bug-8ce672d1a1
2024-11-13
21:36
Merge-mark check-in: a9dcc398 user: jan.nijtmans tags: core-8-branch
21:15
Make a list of the bugs fixed so far check-in: f921d987 user: jan.nijtmans tags: core-8-6-branch
20:41
(cherry-pick) Workaround for [36e379c01b]: macOS Ventura, X11 build with XQuartz: crash in XLoadQueryFont check-in: 5c47c3c2 user: jan.nijtmans tags: core-8-6-branch

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on:
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permissions:
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permissions:
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				 * Tk Bug [2d3a81c0].
				 */
    int index)			/* The zero based index of the item we are
    				 * invoking. */
{
    int result = TCL_OK;
    TkMenuEntry *mePtr;
    Tcl_Obj *commandPtr = NULL, *namePtr = NULL;

    if (index < 0) {
    	goto done;
    }
    mePtr = menuPtr->entries[index];
    if (mePtr->state == ENTRY_DISABLED) {
	goto done;
    }

    if (mePtr->commandPtr != NULL) {
	commandPtr = mePtr->commandPtr;
	Tcl_IncrRefCount(commandPtr);
    }
    if ((mePtr->type == CHECK_BUTTON_ENTRY) ||
	    (mePtr->type == RADIO_BUTTON_ENTRY)) {
	if (mePtr->namePtr != NULL) {
	    namePtr = mePtr->namePtr;
	    Tcl_IncrRefCount(namePtr);
	}
    }
    Tcl_Preserve(mePtr);

    if (mePtr->type == TEAROFF_ENTRY) {
	Tcl_DString ds;

	Tcl_DStringInit(&ds);
	Tcl_DStringAppend(&ds, "tk::TearOffMenu ", -1);
	Tcl_DStringAppend(&ds, Tk_PathName(menuPtr->tkwin), -1);
	result = Tcl_EvalEx(interp, Tcl_DStringValue(&ds), -1, TCL_EVAL_GLOBAL);
	Tcl_DStringFree(&ds);
    } else if ((mePtr->type == CHECK_BUTTON_ENTRY)
	    && (mePtr->namePtr != NULL)) {
	    && (namePtr != NULL)) {
	Tcl_Obj *valuePtr;

	if (mePtr->entryFlags & ENTRY_SELECTED) {
	    valuePtr = mePtr->offValuePtr;
	} else {
	    valuePtr = mePtr->onValuePtr;
	}
	if (valuePtr == NULL) {
	    valuePtr = Tcl_NewObj();
	}
	Tcl_IncrRefCount(valuePtr);
	if (Tcl_ObjSetVar2(interp, mePtr->namePtr, NULL, valuePtr,
	if (Tcl_ObjSetVar2(interp, namePtr, NULL, valuePtr,
		TCL_GLOBAL_ONLY|TCL_LEAVE_ERR_MSG) == NULL) {
	    result = TCL_ERROR;
	}
	Tcl_DecrRefCount(valuePtr);
    } else if ((mePtr->type == RADIO_BUTTON_ENTRY)
	    && (mePtr->namePtr != NULL)) {
	    && (namePtr != NULL)) {
	Tcl_Obj *valuePtr = mePtr->onValuePtr;

	if (valuePtr == NULL) {
	    valuePtr = Tcl_NewObj();
	}
	Tcl_IncrRefCount(valuePtr);
	if (Tcl_ObjSetVar2(interp, mePtr->namePtr, NULL, valuePtr,
	if (Tcl_ObjSetVar2(interp, namePtr, NULL, valuePtr,
		TCL_GLOBAL_ONLY|TCL_LEAVE_ERR_MSG) == NULL) {
	    result = TCL_ERROR;
	}
	Tcl_DecrRefCount(valuePtr);
    }

    /*
     * We check numEntries in addition to whether the menu entry has a command
     * because that goes to zero if the menu gets deleted (e.g., during
     * command evaluation).
     */

    if ((menuPtr->numEntries != 0) && (result == TCL_OK)
	    && (mePtr->commandPtr != NULL)) {
	Tcl_Obj *commandPtr = mePtr->commandPtr;

	Tcl_IncrRefCount(commandPtr);
	    && (commandPtr != NULL)) {
	result = Tcl_EvalObjEx(interp, commandPtr, TCL_EVAL_GLOBAL);
    }
    if (commandPtr != NULL) {
	result = Tcl_EvalObjEx(interp, commandPtr, TCL_EVAL_GLOBAL);
	Tcl_DecrRefCount(commandPtr);
    }
    if (namePtr != NULL) {
    Tcl_Release(mePtr);
	Tcl_DecrRefCount(namePtr);
    }

  done:
    return result;
}

/*
 *----------------------------------------------------------------------
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