summaryrefslogtreecommitdiffstats
path: root/generic/tclTrace.c
diff options
context:
space:
mode:
Diffstat (limited to 'generic/tclTrace.c')
-rw-r--r--generic/tclTrace.c18
1 files changed, 17 insertions, 1 deletions
diff --git a/generic/tclTrace.c b/generic/tclTrace.c
index 6e8d6dd..be49d7b 100644
--- a/generic/tclTrace.c
+++ b/generic/tclTrace.c
@@ -11,7 +11,7 @@
* See the file "license.terms" for information on usage and redistribution
* of this file, and for a DISCLAIMER OF ALL WARRANTIES.
*
- * RCS: @(#) $Id: tclTrace.c,v 1.4 2003/07/16 08:26:08 dkf Exp $
+ * RCS: @(#) $Id: tclTrace.c,v 1.5 2003/10/02 18:08:31 dgp Exp $
*/
#include "tclInt.h"
@@ -599,6 +599,7 @@ TclTraceExecutionObjCmd(interp, optionIndex, objc, objv)
resultListPtr = Tcl_NewListObj(0, (Tcl_Obj **) NULL);
while ((clientData = Tcl_CommandTraceInfo(interp, name, 0,
TraceCommandProc, clientData)) != NULL) {
+ int numOps = 0;
TraceCommandInfo *tcmdPtr = (TraceCommandInfo *) clientData;
@@ -612,6 +613,7 @@ TclTraceExecutionObjCmd(interp, optionIndex, objc, objv)
*/
elemObjPtr = Tcl_NewListObj(0, (Tcl_Obj **) NULL);
+ Tcl_IncrRefCount(elemObjPtr);
if (tcmdPtr->flags & TCL_TRACE_ENTER_EXEC) {
Tcl_ListObjAppendElement(NULL, elemObjPtr,
Tcl_NewStringObj("enter",5));
@@ -628,7 +630,13 @@ TclTraceExecutionObjCmd(interp, optionIndex, objc, objv)
Tcl_ListObjAppendElement(NULL, elemObjPtr,
Tcl_NewStringObj("leavestep",9));
}
+ Tcl_ListObjLength(NULL, elemObjPtr, &numOps);
+ if (0 == numOps) {
+ Tcl_DecrRefCount(elemObjPtr);
+ continue;
+ }
Tcl_ListObjAppendElement(NULL, eachTraceObjPtr, elemObjPtr);
+ Tcl_DecrRefCount(elemObjPtr);
elemObjPtr = NULL;
Tcl_ListObjAppendElement(NULL, eachTraceObjPtr,
@@ -794,6 +802,7 @@ TclTraceCommandObjCmd(interp, optionIndex, objc, objv)
resultListPtr = Tcl_NewListObj(0, (Tcl_Obj **) NULL);
while ((clientData = Tcl_CommandTraceInfo(interp, name, 0,
TraceCommandProc, clientData)) != NULL) {
+ int numOps = 0;
TraceCommandInfo *tcmdPtr = (TraceCommandInfo *) clientData;
@@ -807,6 +816,7 @@ TclTraceCommandObjCmd(interp, optionIndex, objc, objv)
*/
elemObjPtr = Tcl_NewListObj(0, (Tcl_Obj **) NULL);
+ Tcl_IncrRefCount(elemObjPtr);
if (tcmdPtr->flags & TCL_TRACE_RENAME) {
Tcl_ListObjAppendElement(NULL, elemObjPtr,
Tcl_NewStringObj("rename",6));
@@ -815,7 +825,13 @@ TclTraceCommandObjCmd(interp, optionIndex, objc, objv)
Tcl_ListObjAppendElement(NULL, elemObjPtr,
Tcl_NewStringObj("delete",6));
}
+ Tcl_ListObjLength(NULL, elemObjPtr, &numOps);
+ if (0 == numOps) {
+ Tcl_DecrRefCount(elemObjPtr);
+ continue;
+ }
Tcl_ListObjAppendElement(NULL, eachTraceObjPtr, elemObjPtr);
+ Tcl_DecrRefCount(elemObjPtr);
elemObjPtr = Tcl_NewStringObj(tcmdPtr->command, -1);
Tcl_ListObjAppendElement(NULL, eachTraceObjPtr, elemObjPtr);