diff options
Diffstat (limited to 'generic/tkWindow.c')
| -rw-r--r-- | generic/tkWindow.c | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/generic/tkWindow.c b/generic/tkWindow.c index 6bee9fa..03addc0 100644 --- a/generic/tkWindow.c +++ b/generic/tkWindow.c @@ -12,7 +12,7 @@ * See the file "license.terms" for information on usage and redistribution * of this file, and for a DISCLAIMER OF ALL WARRANTIES. * - * RCS: @(#) $Id: tkWindow.c,v 1.47 2002/06/15 00:21:42 hobbs Exp $ + * RCS: @(#) $Id: tkWindow.c,v 1.48 2002/06/15 21:06:07 mdejong Exp $ */ #include "tkPort.h" @@ -1401,6 +1401,13 @@ Tk_DestroyWindow(tkwin) (ClientData) winPtr->pathName); Tcl_DeleteHashEntry(Tcl_FindHashEntry(&winPtr->mainPtr->nameTable, winPtr->pathName)); + /* + * The memory pointed to by pathName has been deallocated. + * Keep users from accessing it after the window has been + * destroyed by setting it to NULL. + */ + winPtr->pathName = NULL; + /* * Invalidate all objects referring to windows on this display. */ |