===================================================================
RCS file: /home/cvs/OpenXM/src/kan96xx/Kan/Kclass/tree.c,v
retrieving revision 1.6
retrieving revision 1.9
diff -u -p -r1.6 -r1.9
--- OpenXM/src/kan96xx/Kan/Kclass/tree.c	2003/12/05 23:14:14	1.6
+++ OpenXM/src/kan96xx/Kan/Kclass/tree.c	2020/10/06 11:33:47	1.9
@@ -1,5 +1,6 @@
-/* $OpenXM: OpenXM/src/kan96xx/Kan/Kclass/tree.c,v 1.5 2003/12/05 13:51:32 takayama Exp $ */
+/* $OpenXM: OpenXM/src/kan96xx/Kan/Kclass/tree.c,v 1.8 2005/06/16 05:07:24 takayama Exp $ */
 #include <stdio.h>
+#include <string.h>
 #include "../datatype.h"
 #include "../stackm.h"
 #include "../extern.h"
@@ -11,8 +12,10 @@
 
 /* Data conversion function : see KclassDataConversion*/
 struct object KpoTree(struct object ob) {
-  struct object rob;
-  struct object ob1,ob2,ob3;
+  struct object rob = OINIT;
+  struct object ob1 = OINIT;
+  struct object ob2 = OINIT;
+  struct object ob3 = OINIT;
   struct object *newobp;
   rob.tag = Sclass;
   rob.lc.ival = CLASSNAME_tree;
@@ -41,7 +44,7 @@ void fprintTree(FILE *fp,struct object op)
 }
 
 int isTreeAdd(struct object ob) {
-  struct object name;
+  struct object name = OINIT;
   if (ob.tag != Sclass) {
     return(0);
   }
@@ -65,11 +68,13 @@ int isTreeAdd(struct object ob) {
 
 struct object addTree(struct object ob1, struct object ob2)
 {
-  struct object rob,aob;
-  struct object ob3,ob4;
-  struct object attr;
-  struct object keyValue;
-  struct object to;
+  struct object rob = OINIT;
+  struct object aob = OINIT;
+  struct object ob3 = OINIT;
+  struct object ob4 = OINIT;
+  struct object attr = OINIT;
+  struct object keyValue = OINIT;
+  struct object to = OINIT;
   int i;
   to = ob2; ob2=ob1; ob1=to; /* Exchange ob1 and ob2 */
   if (isTreeAdd(ob1) && !isTreeAdd(ob2)) {
@@ -116,11 +121,125 @@ struct object addTree(struct object ob1, struct object
   putoa(rob,2,aob);
   return(KpoTree(rob));
 }
+struct object minusTree(struct object ob1,struct object ob2) {
+  struct object rob = OINIT;
+  struct object aob = OINIT;
+  struct object attr = OINIT;
+  struct object keyValue = OINIT;
+  struct object to = OINIT;
 
+  rob = NullObject;
+  attr = newObjectArray(1);
+  keyValue = newObjectArray(2);
+  aob = newObjectArray(2);
+  putoa(aob,0,ob1);
+  putoa(aob,1,ob2);
+  putoa(keyValue,0,KpoString("cd"));
+  putoa(keyValue,1,KpoString("arith1"));
+  putoa(attr,0,keyValue);
+  rob = newObjectArray(3);
+  putoa(rob,0,KpoString("minus"));
+  putoa(rob,1,attr);
+  putoa(rob,2,aob);
+  return(KpoTree(rob));
+  return(rob);
+}
+struct object timesTree(struct object ob1,struct object ob2) {
+  struct object rob = OINIT;
+  struct object aob = OINIT;
+  struct object attr = OINIT;
+  struct object keyValue = OINIT;
+  struct object to = OINIT;
+
+  rob = NullObject;
+  attr = newObjectArray(1);
+  keyValue = newObjectArray(2);
+  aob = newObjectArray(2);
+  putoa(aob,0,ob1);
+  putoa(aob,1,ob2);
+  putoa(keyValue,0,KpoString("cd"));
+  putoa(keyValue,1,KpoString("arith1"));
+  putoa(attr,0,keyValue);
+  rob = newObjectArray(3);
+  putoa(rob,0,KpoString("times"));
+  putoa(rob,1,attr);
+  putoa(rob,2,aob);
+  return(KpoTree(rob));
+  return(rob);
+}
+struct object divideTree(struct object ob1,struct object ob2) {
+  struct object rob = OINIT;
+  struct object aob = OINIT;
+  struct object attr = OINIT;
+  struct object keyValue = OINIT;
+  struct object to = OINIT;
+
+  rob = NullObject;
+  attr = newObjectArray(1);
+  keyValue = newObjectArray(2);
+  aob = newObjectArray(2);
+  putoa(aob,0,ob1);
+  putoa(aob,1,ob2);
+  putoa(keyValue,0,KpoString("cd"));
+  putoa(keyValue,1,KpoString("arith1"));
+  putoa(attr,0,keyValue);
+  rob = newObjectArray(3);
+  putoa(rob,0,KpoString("divide"));
+  putoa(rob,1,attr);
+  putoa(rob,2,aob);
+  return(KpoTree(rob));
+  return(rob);
+}
+struct object powerTree(struct object ob1,struct object ob2) {
+  struct object rob = OINIT;
+  struct object aob = OINIT;
+  struct object attr = OINIT;
+  struct object keyValue = OINIT;
+  struct object to = OINIT;
+
+  rob = NullObject;
+  attr = newObjectArray(1);
+  keyValue = newObjectArray(2);
+  aob = newObjectArray(2);
+  putoa(aob,0,ob1);
+  putoa(aob,1,ob2);
+  putoa(keyValue,0,KpoString("cd"));
+  putoa(keyValue,1,KpoString("arith1"));
+  putoa(attr,0,keyValue);
+  rob = newObjectArray(3);
+  putoa(rob,0,KpoString("power"));
+  putoa(rob,1,attr);
+  putoa(rob,2,aob);
+  return(KpoTree(rob));
+  return(rob);
+}
+struct object unaryminusTree(struct object ob1) {
+  struct object rob = OINIT;
+  struct object aob = OINIT;
+  struct object attr = OINIT;
+  struct object keyValue = OINIT;
+  struct object to = OINIT;
+
+  rob = NullObject;
+  attr = newObjectArray(1);
+  keyValue = newObjectArray(2);
+  aob = newObjectArray(1);
+  putoa(aob,0,ob1);
+  putoa(keyValue,0,KpoString("cd"));
+  putoa(keyValue,1,KpoString("arith1"));
+  putoa(attr,0,keyValue);
+  rob = newObjectArray(3);
+  putoa(rob,0,KpoString("unaryminus"));
+  putoa(rob,1,attr);
+  putoa(rob,2,aob);
+  return(KpoTree(rob));
+  return(rob);
+}
+
 /* XML DOM-like interfaces */
 struct object KtreeGetDocumentElement(struct object to) {
-  struct object rob;
-  struct object ob;
+  struct object rob = OINIT;
+  struct object ob = OINIT;
   if (to.tag != Sclass) errorKan1("%s\n","KtreeGetDocumentElement");
   if (ectag(to) != CLASSNAME_tree) errorKan1("%s\n","KtreeGetDocumentElement");
   ob = KopTree(to);
@@ -132,8 +251,8 @@ struct object KtreeGetDocumentElement(struct object to
 }
 
 struct object KtreeGetAttributes(struct object to) {
-  struct object rob;
-  struct object ob;
+  struct object rob = OINIT;
+  struct object ob = OINIT;
   if (to.tag != Sclass) errorKan1("%s\n","KtreeGetAttributes:");
   if (ectag(to) != CLASSNAME_tree) errorKan1("%s\n","KtreeGetAttributes:");
   ob = KopTree(to);
@@ -143,8 +262,8 @@ struct object KtreeGetAttributes(struct object to) {
 }
 
 struct object KtreeGetChildNodes(struct object to) {
-  struct object rob;
-  struct object ob;
+  struct object rob = OINIT;
+  struct object ob = OINIT;
   if (to.tag != Sclass) errorKan1("%s\n","KtreeGetChildNodes:");
   if (ectag(to) != CLASSNAME_tree) errorKan1("%s\n","KtreeGetChildNodes:");
   ob = KopTree(to);
@@ -154,7 +273,7 @@ struct object KtreeGetChildNodes(struct object to) {
 }
 
 struct object KtreeCreateElement(struct object ostr) {
-  struct object ob;
+  struct object ob = OINIT;
   if (ostr.tag != Sdollar) errorKan1("%s\n","KtreeCreateElement: not a string.");
   ob = newObjectArray(3);
   getoa(ob,0)=ostr;