===================================================================
RCS file: /home/cvs/OpenXM_contrib2/asir2000/builtin/dp.c,v
retrieving revision 1.17
retrieving revision 1.23
diff -u -p -r1.17 -r1.23
--- OpenXM_contrib2/asir2000/builtin/dp.c	2001/09/05 01:57:32	1.17
+++ OpenXM_contrib2/asir2000/builtin/dp.c	2001/11/19 01:40:04	1.23
@@ -45,7 +45,7 @@
  * DEVELOPER SHALL HAVE NO LIABILITY IN CONNECTION WITH THE USE,
  * PERFORMANCE OR NON-PERFORMANCE OF THE SOFTWARE.
  *
- * $OpenXM: OpenXM_contrib2/asir2000/builtin/dp.c,v 1.16 2001/09/04 08:48:18 noro Exp $ 
+ * $OpenXM: OpenXM_contrib2/asir2000/builtin/dp.c,v 1.22 2001/11/19 00:57:10 noro Exp $ 
 */
 #include "ca.h"
 #include "base.h"
@@ -76,6 +76,7 @@ void Pdp_gr_print();
 void Pdp_mbase(),Pdp_lnf_mod(),Pdp_nf_tab_mod(),Pdp_mdtod();
 void Pdp_vtoe(), Pdp_etov(), Pdp_dtov(), Pdp_idiv(), Pdp_sep();
 void Pdp_cont();
+void Pdp_gr_checklist();
 
 void Pdp_weyl_red();
 void Pdp_weyl_sp();
@@ -118,6 +119,7 @@ struct ftab dp_tab[] = {
 	{"dp_gr_main",Pdp_gr_main,5},
 	{"dp_gr_mod_main",Pdp_gr_mod_main,5},
 	{"dp_gr_f_main",Pdp_gr_f_main,4},
+	{"dp_gr_checklist",Pdp_gr_checklist,2},
 
 	/* F4 algorithm */
 	{"dp_f4_main",Pdp_f4_main,3},
@@ -1287,6 +1289,26 @@ LIST *rp;
 	dp_f4_main(f,v,&ord,rp);
 }
 
+/* dp_gr_checklist(list of dp) */
+
+void Pdp_gr_checklist(arg,rp)
+NODE arg;
+LIST *rp;
+{
+	VECT g;
+	LIST dp;
+	NODE r;
+	int n;
+
+	do_weyl = 0;
+	asir_assert(ARG0(arg),O_LIST,"dp_gr_checklist");
+	asir_assert(ARG1(arg),O_N,"dp_gr_checklist");
+	n = QTOS((Q)ARG1(arg));
+	gbcheck_list(BDY((LIST)ARG0(arg)),n,&g,&dp);
+	r = mknode(2,g,dp);
+	MKLIST(*rp,r);
+}
+
 void Pdp_f4_mod_main(arg,rp)
 NODE arg;
 LIST *rp;
@@ -1300,6 +1322,8 @@ LIST *rp;
 	asir_assert(ARG1(arg),O_LIST,"dp_f4_mod_main");
 	asir_assert(ARG2(arg),O_N,"dp_f4_mod_main");
 	f = (LIST)ARG0(arg); v = (LIST)ARG1(arg); m = QTOS((Q)ARG2(arg));
+	if ( !m )
+		error("dp_f4_mod_main : invalid argument");
 	create_order_spec(ARG3(arg),&ord);
 	dp_f4_mod_main(f,v,m,&ord,rp);
 }
@@ -1320,6 +1344,8 @@ LIST *rp;
 	asir_assert(ARG3(arg),O_N,"dp_gr_mod_main");
 	f = (LIST)ARG0(arg); v = (LIST)ARG1(arg);
 	homo = (Num)ARG2(arg); m = QTOS((Q)ARG3(arg));
+	if ( !m )
+		error("dp_gr_mod_main : invalid argument");
 	create_order_spec(ARG4(arg),&ord);
 	dp_gr_mod_main(f,v,homo,m,&ord,rp);
 }
@@ -1361,8 +1387,6 @@ LIST *rp;
 {
 	LIST f,v;
 	Num homo;
-	Q m;
-	int modular;
 	struct order_spec ord;
 
 	asir_assert(ARG0(arg),O_LIST,"dp_weyl_gr_main");
@@ -1405,6 +1429,8 @@ LIST *rp;
 	asir_assert(ARG1(arg),O_LIST,"dp_weyl_f4_main");
 	asir_assert(ARG2(arg),O_N,"dp_f4_main");
 	f = (LIST)ARG0(arg); v = (LIST)ARG1(arg); m = QTOS((Q)ARG2(arg));
+	if ( !m )
+		error("dp_weyl_f4_mod_main : invalid argument");
 	create_order_spec(ARG3(arg),&ord);
 	do_weyl = 1;
 	dp_f4_mod_main(f,v,m,&ord,rp);
@@ -1426,6 +1452,8 @@ LIST *rp;
 	asir_assert(ARG3(arg),O_N,"dp_weyl_gr_mod_main");
 	f = (LIST)ARG0(arg); v = (LIST)ARG1(arg);
 	homo = (Num)ARG2(arg); m = QTOS((Q)ARG3(arg));
+	if ( !m )
+		error("dp_weyl_gr_mod_main : invalid argument");
 	create_order_spec(ARG4(arg),&ord);
 	do_weyl = 1;
 	dp_gr_mod_main(f,v,homo,m,&ord,rp);