* generic/tclCmdIL.c: More conversions to use TclStackAlloc.

        * generic/tclScan.c:

4 files changed, 18 insertions, 37 deletions

diff --git a/ChangeLog b/ChangeLog
index 206bdee..06264ea 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -6,6 +6,9 @@
 	* generic/tclNamesp.c (TclResetShadowesCmdRefs):	Replaced
 	ckrealloc based allocations with TclStackRealloc allocations.
 
+	* generic/tclCmdIL.c:	More conversions to use TclStackAlloc.
+	* generic/tclScan.c:
+
 2007-06-21  Don Porter  <dgp@users.sourceforge.net>
 
 	* generic/tclBasic.c:	Move most instances of the Tcl_Parse struct
diff --git a/generic/tclCmdIL.c b/generic/tclCmdIL.c
index 2112d6f..702bdca 100644
--- a/generic/tclCmdIL.c
+++ b/generic/tclCmdIL.c
@@ -16,7 +16,7 @@
  * 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 1.118 2007/06/20 18:46:07 dgp Exp $
+ * RCS: @(#) $Id: tclCmdIL.c,v 1.119 2007/06/22 20:42:23 dgp Exp $
  */
 
 #include "tclInt.h"
@@ -4026,7 +4026,9 @@ Tcl_LsortObjCmd(
     if (sortInfo.resultCode != TCL_OK || length <= 0) {
 	goto done;
     }
-    elementArray = (SortElement *) ckalloc(length * sizeof(SortElement));
+
+    elementArray = (SortElement *)
+	    TclStackAlloc(interp, length * sizeof(SortElement));
     for (i=0; i < length; i++){
 	elementArray[i].objPtr = listObjPtrs[i];
 	elementArray[i].count = 0;
@@ -4064,7 +4066,7 @@ Tcl_LsortObjCmd(
 	}
 	Tcl_SetObjResult(interp, resultPtr);
     }
-    ckfree((char *) elementArray);
+    TclStackFree(interp, elementArray);
 
   done:
     if (sortInfo.sortMode == SORTMODE_COMMAND) {
diff --git a/generic/tclNamesp.c b/generic/tclNamesp.c
index 70beba7..098b8ba 100644
--- a/generic/tclNamesp.c
+++ b/generic/tclNamesp.c
@@ -22,19 +22,12 @@
  * See the file "license.terms" for information on usage and redistribution of
  * this file, and for a DISCLAIMER OF ALL WARRANTIES.
  *
- * RCS: @(#) $Id: tclNamesp.c,v 1.142 2007/06/22 17:09:18 dgp Exp $
+ * RCS: @(#) $Id: tclNamesp.c,v 1.143 2007/06/22 20:42:24 dgp Exp $
  */
 
 #include "tclInt.h"
 
 /*
- * Initial size of stack allocated space for tail list - used when resetting
- * shadowed command references in the function TclResetShadowedCmdRefs.
- */
-
-#define NUM_TRAIL_ELEMS 5
-
-/*
  * Thread-local storage used to avoid having a global lock on data that is not
  * limited to a single interpreter.
  */
@@ -2661,7 +2654,7 @@ TclResetShadowedCmdRefs(
     Namespace *globalNsPtr = (Namespace *) TclGetGlobalNamespace(interp);
     int found, i;
     int trailFront = -1;
-    int trailSize = NUM_TRAIL_ELEMS;
+    int trailSize = 5;	/* formerly NUM_TRAIL_ELEMS */
     Namespace **trailPtr = (Namespace **)
 	    TclStackAlloc(interp, trailSize * sizeof(Namespace *));
 
diff --git a/generic/tclScan.c b/generic/tclScan.c
index 8696240..aa1fe75 100644
--- a/generic/tclScan.c
+++ b/generic/tclScan.c
@@ -8,7 +8,7 @@
  * See the file "license.terms" for information on usage and redistribution of
  * this file, and for a DISCLAIMER OF ALL WARRANTIES.
  *
- * RCS: @(#) $Id: tclScan.c,v 1.24 2006/04/25 17:15:25 dgp Exp $
+ * RCS: @(#) $Id: tclScan.c,v 1.25 2007/06/22 20:42:24 dgp Exp $
  */
 
 #include "tclInt.h"
@@ -258,13 +258,11 @@ ValidateFormat(
     int *totalSubs)		/* The number of variables that will be
 				 * required. */
 {
-#define STATIC_LIST_SIZE 16
     int gotXpg, gotSequential, value, i, flags;
     char *end;
     Tcl_UniChar ch;
-    int staticAssign[STATIC_LIST_SIZE];
-    int *nassign = staticAssign;
-    int objIndex, xpgSize, nspace = STATIC_LIST_SIZE;
+    int objIndex, xpgSize, nspace = numVars;
+    int *nassign = (int *) TclStackAlloc(interp, nspace * sizeof(int));
     char buf[TCL_UTF_MAX+1];
 
     /*
@@ -273,10 +271,6 @@ ValidateFormat(
      * is multiply assigned or left unassigned.
      */
 
-    if (numVars > nspace) {
-	nassign = (int*)ckalloc(sizeof(int) * numVars);
-	nspace = numVars;
-    }
     for (i = 0; i < nspace; i++) {
 	nassign[i] = 0;
     }
@@ -475,16 +469,10 @@ ValidateFormat(
 		if (xpgSize) {
 		    nspace = xpgSize;
 		} else {
-		    nspace += STATIC_LIST_SIZE;
-		}
-		if (nassign == staticAssign) {
-		    nassign = (void *) ckalloc(nspace * sizeof(int));
-		    memcpy((void *) nassign, (void *) staticAssign,
-			    sizeof(staticAssign));
-		} else {
-		    nassign = (void *) ckrealloc((void *)nassign,
-			    nspace * sizeof(int));
+		    nspace += 16;	/* formerly STATIC_LIST_SIZE */
 		}
+		nassign = (int *) TclStackRealloc(interp, nassign,
+			nspace * sizeof(int));
 		for (i = value; i < nspace; i++) {
 		    nassign[i] = 0;
 		}
@@ -527,9 +515,7 @@ ValidateFormat(
 	}
     }
 
-    if (nassign != staticAssign) {
-	ckfree((char *)nassign);
-    }
+    TclStackFree(interp, nassign);
     return TCL_OK;
 
   badIndex:
@@ -543,11 +529,8 @@ ValidateFormat(
     }
 
   error:
-    if (nassign != staticAssign) {
-	ckfree((char *)nassign);
-    }
+    TclStackFree(interp, nassign);
     return TCL_ERROR;
-#undef STATIC_LIST_SIZE
 }
 
 /*