===================================================================
RCS file: /home/cvs/OpenXM_contrib2/asir2000/builtin/parif.c,v
retrieving revision 1.21
retrieving revision 1.27
diff -u -p -r1.21 -r1.27
--- OpenXM_contrib2/asir2000/builtin/parif.c	2015/08/07 06:15:00	1.21
+++ OpenXM_contrib2/asir2000/builtin/parif.c	2015/08/18 02:31:32	1.27
@@ -1,3 +1,4 @@
+/* $OpenXM: OpenXM_contrib2/asir2000/builtin/parif.c,v 1.26 2015/08/18 02:26:05 noro Exp $ */
 #include "ca.h"
 #include "parse.h"
 #include "ox.h"
@@ -5,94 +6,88 @@
 Q ox_pari_stream;
 int ox_pari_stream_initialized = 0;
 
+typedef void (*mpfr_func)(NODE,Obj *);
+
+void Pmpfr_ai();
+void Pmpfr_eint(), Pmpfr_erf(),Pmpfr_li2();
+void Pmpfr_zeta();
+void Pmpfr_j0(), Pmpfr_j1();
+void Pmpfr_y0(), Pmpfr_y1();
+void Pmpfr_gamma(), Pmpfr_lngamma(), Pmpfr_digamma();
+void Pmpfr_floor(), Pmpfr_round(), Pmpfr_ceil();
+
+struct mpfr_tab_rec {
+  char *name;
+  mpfr_func func;
+} mpfr_tab[] = {
+	{"ai",Pmpfr_ai},
+	{"zeta",Pmpfr_zeta},
+	{"j0",Pmpfr_j0},
+	{"j1",Pmpfr_j1},
+	{"y0",Pmpfr_y0},
+	{"y1",Pmpfr_y1},
+	{"eint",Pmpfr_eint},
+	{"erf",Pmpfr_erf},
+	{"li2",Pmpfr_li2},
+	{"gamma",Pmpfr_gamma},
+	{"lngamma",Pmpfr_gamma},
+	{"digamma",Pmpfr_gamma},
+	{"floor",Pmpfr_floor},
+	{"ceil",Pmpfr_ceil},
+	{"round",Pmpfr_round},
+};
+
+mpfr_func mpfr_search(char *name)
+{
+  int i,n;
+
+  n = sizeof(mpfr_tab)/sizeof(struct mpfr_tab_rec);
+  for ( i = 0; i < n; i++ )
+    if ( !strcmp(name,mpfr_tab[i].name) )
+      return mpfr_tab[i].func;
+  return 0;
+}
+
 pointer evalparif(FUNC f,NODE arg)
 {
   int ac,intarg,opt,prec;
   Q q,r,narg;
-  NODE nd,oxarg;
+  NODE nd,oxarg,t,t1,n;
   STRING name;
   USINT ui;
   Obj ret,dmy;
+  mpfr_func mpfr_function;
 
-  if (strcmp(f->name,"gamma")==0) {
-    Pmpfr_gamma(arg,&ret);
-    return((pointer) ret);
-  }else if (strcmp(f->name,"floor")==0) {
-    Pmpfr_floor(arg,&ret);
-    return((pointer) ret);
+  if ( mpfr_function = mpfr_search(f->name) ) {
+     (*mpfr_function)(arg,&ret);
+     return (pointer) ret;
   }
+
   if ( !ox_pari_stream_initialized ) {
 	  MKSTR(name,"ox_pari");
 	  nd = mknode(2,NULL,name);
-	  Pox_launch(nd,&r);
+	  Pox_launch_nox(nd,&r);
 	  ox_pari_stream = r;
     ox_pari_stream_initialized = 1;
   }
-	switch ( f->type ) {
-		case 0: /* in/out : integer */
-			ac = argc(arg);
-			if ( ac > 1 ) {
-				fprintf(stderr,"argument mismatch in %s()\n",NAME(f));
-				error("");
-				/* NOTREACHED */
-				return 0;
-			}
-      intarg = ac == 0 ? 0 : QTOS((Q)ARG0(arg));
-      MKUSINT(ui,intarg);
-      oxarg = mknode(2,ox_pari_stream,ui);
-      Pox_push_cmo(oxarg,&dmy);
-      MKSTR(name,f->name);
-      oxarg = mknode(3,ox_pari_stream,name,ONE);
-      Pox_execute_function(oxarg,&dmy);
-      oxarg = mknode(1,ox_pari_stream);
-      Pox_pop_cmo(oxarg,&r);
-      return r;
 
-		case 1:
-			ac = argc(arg);
-			if ( !ac || ( ac > 2 ) ) {
-				fprintf(stderr,"argument mismatch in %s()\n",NAME(f));
-				error("");
-				/* NOTREACHED */
-				return 0;
-			}
-      /* arg1 : prec */
-      prec = ac == 1 ? 0 : QTOS((Q)ARG1(arg));
-      MKUSINT(ui,prec);
-      oxarg = mknode(2,ox_pari_stream,ui);
-      Pox_push_cmo(oxarg,&dmy);
-
-      /* arg0 : arg */
-      oxarg = mknode(2,ox_pari_stream,ARG0(arg));
-      Pox_push_cmo(oxarg,&dmy);
-
-      MKSTR(name,f->name);
-      STOQ(2,narg);
-      oxarg = mknode(3,ox_pari_stream,name,narg);
-      Pox_execute_function(oxarg,&dmy);
-      oxarg = mknode(1,ox_pari_stream);
-      Pox_pop_cmo(oxarg,&r);
-      return r;
-
-		case 2:
-			ac = argc(arg);
-			if ( !ac || ( ac > 2 ) ) {
-				fprintf(stderr,"argument mismatch in %s()\n",NAME(f));
-				error("");
-				/* NOTREACHED */
-				return 0;
-			}
-			if ( ac == 1 )
-				opt = 0;
-			else
-				opt = QTOS((Q)ARG1(arg));
-			return r;
-
-		default:
-			error("evalparif : not implemented yet.");
-			/* NOTREACHED */
-			return 0;
-	}
+	ac = argc(arg);
+  /* reverse the arg list */
+  for ( n = arg, t = 0; n; n = NEXT(n) ) {
+    MKNODE(t1,BDY(n),t); t = t1;
+  }
+  /* push the reversed arg list */
+  for ( ; t; t = NEXT(t) ) {
+    oxarg = mknode(2,ox_pari_stream,BDY(t));
+    Pox_push_cmo(oxarg,&dmy);
+  }
+  MKSTR(name,f->name);
+  STOQ(ac,narg);
+  oxarg = mknode(3,ox_pari_stream,name,narg);
+  Pox_execute_function(oxarg,&dmy);
+  oxarg = mknode(1,ox_pari_stream);
+  Pox_pop_cmo(oxarg,&r);
+  return r;
 }
 
 struct pariftab {