===================================================================
RCS file: /home/cvs/OpenXM_contrib2/asir2000/builtin/math.c,v
retrieving revision 1.3
retrieving revision 1.7
diff -u -p -r1.3 -r1.7
--- OpenXM_contrib2/asir2000/builtin/math.c	2000/08/22 05:03:59	1.3
+++ OpenXM_contrib2/asir2000/builtin/math.c	2003/12/24 08:00:38	1.7
@@ -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/math.c,v 1.2 2000/08/21 08:31:20 noro Exp $ 
+ * $OpenXM: OpenXM_contrib2/asir2000/builtin/math.c,v 1.6 2003/12/11 00:19:24 noro Exp $ 
 */
 #include "ca.h"
 #include <math.h>
@@ -65,8 +65,11 @@ struct ftab math_tab[] = {
 	{"dasin",Pdasin,1},
 	{"dacos",Pdacos,1},
 	{"datan",Pdatan,1},
+	{"floor",Pdfloor,1},
 	{"dfloor",Pdfloor,1},
+	{"ceil",Pdceil,1},
 	{"dceil",Pdceil,1},
+	{"rint",Pdrint,1},
 	{"drint",Pdrint,1},
 	{0,0,0},
 };
@@ -188,13 +191,17 @@ Q *rp;
 	d = floor(ToReal(ARG0(arg)));
 	if ( d < -9.223372036854775808e18 || d >= 9.223372036854775808e18 )
 		error("dfloor : OverFlow");
+	if ( !d ) {
+		*rp = 0;
+		return;
+	}
 	a = (L)d;
 	if ( a < 0 ) {
 		sgn = -1;
 		a = -a;
 	} else
 		sgn = 1;
-#if defined(i386) || defined(__alpha) || defined(VISUAL)
+#if defined(i386) || defined(__alpha) || defined(VISUAL) || defined(__x86_64)
 	au = ((unsigned int *)&a)[1];
 	al = ((unsigned int *)&a)[0];
 #else
@@ -227,13 +234,17 @@ Q *rp;
 	d = ceil(ToReal(ARG0(arg)));
 	if ( d < -9.223372036854775808e18 || d >= 9.223372036854775808e18 )
 		error("dceil : OverFlow");
+	if ( !d ) {
+		*rp = 0;
+		return;
+	}
 	a = (L)d;
 	if ( a < 0 ) {
 		sgn = -1;
 		a = -a;
 	} else
 		sgn = 1;
-#if defined(i386) || defined(__alpha) || defined(VISUAL)
+#if defined(i386) || defined(__alpha) || defined(VISUAL) || defined(__x86_64)
 	au = ((unsigned int *)&a)[1];
 	al = ((unsigned int *)&a)[0];
 #else
@@ -280,7 +291,7 @@ Q *rp;
 		a = -a;
 	} else
 		sgn = 1;
-#if defined(i386) || defined(__alpha) || defined(VISUAL)
+#if defined(i386) || defined(__alpha) || defined(VISUAL) || defined(__x86_64)
 	au = ((unsigned int *)&a)[1];
 	al = ((unsigned int *)&a)[0];
 #else
@@ -290,8 +301,9 @@ Q *rp;
 	if ( au ) {
 		NEWQ(q); SGN(q) = sgn; NM(q)=NALLOC(2); DN(q)=0;
 		PL(NM(q))=2; BD(NM(q))[0]=al; BD(NM(q))[1] = au;
-	} else {
+	} else if ( al ) {
 		UTOQ(al,q); SGN(q) = sgn;
-	}
+	} else
+		q = 0;
 	*rp = q;
 }