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Annotation of OpenXM/src/kan96xx/Kan/rat.c, Revision 1.1

1.1     ! maekawa     1:
        !             2:
        !             3: /* rat.c: rational functions */
        !             4: #include <stdio.h>
        !             5: #include "datatype.h"
        !             6: #include "stackm.h"
        !             7: #include "extern.h"
        !             8: #include "extern2.h"
        !             9:
        !            10: static void errorRationalFunction(char *str);
        !            11: static void warningRationalFunction(char *str);
        !            12:
        !            13: struct object KnewRationalFunction0(op1,op2)
        !            14: objectp op1;
        !            15: objectp op2;
        !            16: {
        !            17:   struct object rob;
        !            18:   rob.tag = SrationalFunction;
        !            19:   Knumerator(rob) = op1;
        !            20:   Kdenominator(rob) = op2;
        !            21:   KisInvalidRational(&rob);
        !            22:   return(rob);
        !            23: }
        !            24:
        !            25:
        !            26: int KisZeroObject(op)
        !            27: objectp op;
        !            28: {
        !            29:   switch(op->tag) {
        !            30:   case Spoly:
        !            31:     if ((op->lc.poly) ISZERO) return(1);
        !            32:     else return(0);
        !            33:     break;
        !            34:   case SuniversalNumber:
        !            35:     if (isZero( op->lc.universalNumber)) return(1);
        !            36:     else return(0);
        !            37:     break;
        !            38:   default:
        !            39:     warningRationalFunction("KisZeroObject() does not support this object.");
        !            40:     return(0);
        !            41:   }
        !            42: }
        !            43:
        !            44: objectp copyObjectp(op)
        !            45: objectp op;
        !            46: {
        !            47:   objectp rop;
        !            48:   rop = newObject();
        !            49:   *rop = *op;
        !            50:   return(rop);
        !            51: }
        !            52:
        !            53: void errorRationalFunction(str)
        !            54: char *str;
        !            55: {
        !            56:   fprintf(stderr,"Error(rat.c): %s\n",str);
        !            57:   exit(20);
        !            58: }
        !            59:
        !            60: void warningRationalFunction(str)
        !            61: char *str;
        !            62: {
        !            63:   fprintf(stderr,"Warning(rat.c): %s\n",str);
        !            64: }
        !            65: