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| author | dkf <donal.k.fellows@manchester.ac.uk> | 2009-05-04 17:39:50 (GMT) |
|---|---|---|
| committer | dkf <donal.k.fellows@manchester.ac.uk> | 2009-05-04 17:39:50 (GMT) |
| commit | fd6cead82a2f2f559fa5376d1e8cf520ef79da95 (patch) | |
| tree | e22acd444243f8927257e1586141c941c8d25c0c /generic/tclOODefineCmds.c | |
| parent | ba58e6442af44bef063652e496e60f09826716ec (diff) | |
| download | tcl-fd6cead82a2f2f559fa5376d1e8cf520ef79da95.zip tcl-fd6cead82a2f2f559fa5376d1e8cf520ef79da95.tar.gz tcl-fd6cead82a2f2f559fa5376d1e8cf520ef79da95.tar.bz2 | |
Stop deletion of support namespaces leading to a potential crash.
Diffstat (limited to 'generic/tclOODefineCmds.c')
| -rw-r--r-- | generic/tclOODefineCmds.c | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/generic/tclOODefineCmds.c b/generic/tclOODefineCmds.c index b732eec..2fb9ce5 100644 --- a/generic/tclOODefineCmds.c +++ b/generic/tclOODefineCmds.c @@ -9,7 +9,7 @@ * See the file "license.terms" for information on usage and redistribution of * this file, and for a DISCLAIMER OF ALL WARRANTIES. * - * RCS: @(#) $Id: tclOODefineCmds.c,v 1.10 2009/02/12 09:27:43 dkf Exp $ + * RCS: @(#) $Id: tclOODefineCmds.c,v 1.11 2009/05/04 17:39:51 dkf Exp $ */ #ifdef HAVE_CONFIG_H @@ -564,6 +564,13 @@ InitDefineContext( CallFrame *framePtr, **framePtrPtr = &framePtr; int result; + if (namespacePtr == NULL) { + Tcl_AppendResult(interp, + "cannot process definitions; support namespace deleted", + NULL); + return TCL_ERROR; + } + /* framePtrPtr is needed to satisfy GCC 3.3's strict aliasing rules */ result = TclPushStackFrame(interp, (Tcl_CallFrame **) framePtrPtr, |