===================================================================
RCS file: /home/cvs/OpenXM_contrib2/asir2000/lib/gr,v
retrieving revision 1.1.1.1
retrieving revision 1.4
diff -u -p -r1.1.1.1 -r1.4
--- OpenXM_contrib2/asir2000/lib/gr	1999/12/03 07:39:11	1.1.1.1
+++ OpenXM_contrib2/asir2000/lib/gr	2000/07/14 08:26:40	1.4
@@ -1,4 +1,4 @@
-/* $OpenXM: OpenXM/src/asir99/lib/gr,v 1.1.1.1 1999/11/10 08:12:31 noro Exp $ */
+/* $OpenXM: OpenXM_contrib2/asir2000/lib/gr,v 1.3 2000/06/05 02:26:48 noro Exp $ */
 extern INIT_COUNT,ITOR_FAIL$
 extern REMOTE_MATRIX,REMOTE_NF,REMOTE_VARS$
 
@@ -1086,7 +1086,8 @@ def henleq_gsl(L,B,MOD)
 	if ( !COUNT )
 		COUNT = 1;
 	MOD2 = idiv(MOD,2);
-	for ( I = 0, C = BB, X = 0, PK = 1, CCC = 0, ITOR_FAIL = -1; ;
+	X = newvect(size(AA)[0]);
+	for ( I = 0, C = BB, PK = 1, CCC = 0, ITOR_FAIL = -1; ;
 		I++, PK *= MOD ) {
 		if ( zerovector(C) )
 			if ( zerovector(RESTA*X+RESTB) ) {
@@ -1258,15 +1259,27 @@ def vs_dim(G,V,O)
 		error("vs_dim : ideal is not zero-dimensional!");
 }
 
-def dgr(G,V,O,P)
+def dgr(G,V,O)
 {
+	P = getopt(proc);
+	if ( type(P) == -1 )
+		return gr(G,V,O);
 	P0 = P[0]; P1 = P[1]; P = [P0,P1];
-	flush(P0); flush(P1);
-	rpc(P0,"dp_gr_main",G,V,0,1,O);
-	rpc(P1,"dp_gr_main",G,V,1,1,O);
-	F = select(P);
-	R = rpcrecv(F[0]); flush(P0); flush(P1);
-	return R;
+	map(ox_reset,P);
+	ox_cmo_rpc(P0,"dp_gr_main",G,V,0,1,O);
+	ox_cmo_rpc(P1,"dp_gr_main",G,V,1,1,O);
+	map(ox_push_cmd,P,262); /* 262 = OX_popCMO */
+	F = ox_select(P);
+	R = ox_get(F[0]);
+	if ( F[0] == P0 ) {
+		Win = "nonhomo";
+		Lose = P1;
+	} else {
+		Win = "nhomo";
+		Lose = P0;
+	}
+	ox_reset(Lose);
+	return [Win,R];
 }
 
 /* functions for rpc */
@@ -1294,5 +1307,77 @@ def r_ttob_gsl(L,M)
 def get_matrix()
 {
 	REMOTE_MATRIX;
+}
+
+extern NFArray$
+
+/*
+ * HL = [[c,i,m,d],...]
+ * if c != 0
+ *   g = 0
+ *   g = (c*g + m*gi)/d
+ *   ...
+ *   finally compare g with NF
+ *   if g == NF then NFArray[NFIndex] = g
+ *
+ * if c = 0 then HL consists of single history [0,i,0,0],
+ * which means that dehomogenization of NFArray[i] should be 
+ * eqall to NF.
+ */
+
+def check_trace(NF,NFIndex,HL)
+{
+	if ( !car(HL)[0] ) {
+		/* dehomogenization */
+		DH = dp_dehomo(NFArray[car(HL)[1]]);
+		if ( NF == DH ) {
+			realloc_NFArray(NFIndex);
+			NFArray[NFIndex] = NF;
+			return 0;
+		} else
+			error("check_trace(dehomo)");
+	}
+
+	for ( G = 0, T = HL; T != []; T = cdr(T) ) {
+		H = car(T);
+
+		Coeff = H[0];
+		Index = H[1];
+		Monomial = H[2];
+		Denominator = H[3];
+
+		Reducer = NFArray[Index];
+		G = (Coeff*G+Monomial*Reducer)/Denominator;
+	}
+	if ( NF == G ) {
+		realloc_NFArray(NFIndex);
+		NFArray[NFIndex] = NF;
+		return 0;
+	} else
+		error("check_trace");
+}
+
+/*
+ * realloc NFArray so that it can hold * an element as NFArray[Ind].
+ */
+
+def realloc_NFArray(Ind)
+{
+	if ( Ind == size(NFArray)[0] ) {
+		New = newvect(Ind + 100);
+		for ( I = 0; I < Ind; I++ )
+			New[I] = NFArray[I];
+		NFArray = New;
+	}
+}
+
+/*
+ * create NFArray and initialize it by List.
+ */
+
+def register_input(List)
+{
+	Len = length(List);
+	NFArray = newvect(Len+100,List);
 }
 end$