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authordgp <dgp@users.sourceforge.net>2004-11-24 19:28:08 (GMT)
committerdgp <dgp@users.sourceforge.net>2004-11-24 19:28:08 (GMT)
commit365126d4a4f8facef8165e398eb97402b286cc16 (patch)
tree450281e1b7e656ddb6d2b8570484ab4ab616c2d1 /generic
parentdcc1ed1129283a3f510297869024d755b7a2c17a (diff)
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* generic/tclCmdIL.c (InfoVarsCmd): Corrected segfault in new
* tests/info.test (info-19.6): trivial matching branch [Bug 1072654]
Diffstat (limited to 'generic')
-rw-r--r--generic/tclCmdIL.c14
1 files changed, 8 insertions, 6 deletions
diff --git a/generic/tclCmdIL.c b/generic/tclCmdIL.c
index 5951df7..283d842 100644
--- a/generic/tclCmdIL.c
+++ b/generic/tclCmdIL.c
@@ -15,7 +15,7 @@
* See the file "license.terms" for information on usage and redistribution
* of this file, and for a DISCLAIMER OF ALL WARRANTIES.
*
- * RCS: @(#) $Id: tclCmdIL.c,v 1.47.2.4 2004/10/31 16:43:30 dkf Exp $
+ * RCS: @(#) $Id: tclCmdIL.c,v 1.47.2.5 2004/11/24 19:28:12 dgp Exp $
*/
#include "tclInt.h"
@@ -1991,11 +1991,13 @@ InfoVarsCmd(dummy, interp, objc, objv)
} else if ((nsPtr != globalNsPtr) && !specificNsInPattern) {
entryPtr = Tcl_FindHashEntry(&globalNsPtr->varTable,
simplePattern);
- varPtr = (Var *) Tcl_GetHashValue(entryPtr);
- if (!TclIsVarUndefined(varPtr)
- || (varPtr->flags & VAR_NAMESPACE_VAR)) {
- Tcl_ListObjAppendElement(interp, listPtr,
- Tcl_NewStringObj(simplePattern, -1));
+ if (entryPtr != NULL) {
+ varPtr = (Var *) Tcl_GetHashValue(entryPtr);
+ if (!TclIsVarUndefined(varPtr)
+ || (varPtr->flags & VAR_NAMESPACE_VAR)) {
+ Tcl_ListObjAppendElement(interp, listPtr,
+ Tcl_NewStringObj(simplePattern, -1));
+ }
}
}
} else {