===================================================================
RCS file: /home/cvs/OpenXM_contrib2/asir2000/builtin/algnum_ff.c,v
retrieving revision 1.4
retrieving revision 1.5
diff -u -p -r1.4 -r1.5
--- OpenXM_contrib2/asir2000/builtin/algnum_ff.c	2000/12/05 01:24:49	1.4
+++ OpenXM_contrib2/asir2000/builtin/algnum_ff.c	2018/03/29 01:32:50	1.5
@@ -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/algnum_ff.c,v 1.3 2000/08/22 05:03:56 noro Exp $ 
+ * $OpenXM: OpenXM_contrib2/asir2000/builtin/algnum_ff.c,v 1.4 2000/12/05 01:24:49 noro Exp $ 
 */
 #include "ca.h"
 #include "parse.h"
@@ -62,16 +62,16 @@ void ptoalgp(P,P *);
 void clctalg(P,VL *);
 
 struct ftab alg_tab[] = {
-	{"defpoly",Pdefpoly,1},
-	{"newalg",Pnewalg,1},
-	{"mainalg",Pmainalg,1},
-	{"algtorat",Palgtorat,1},
-	{"rattoalg",Prattoalg,1},
-	{"getalg",Pgetalg,1},
-	{"getalgtree",Pgetalgtree,1},
-	{"alg",Palg,1},
-	{"algv",Palgv,1},
-	{0,0,0},
+  {"defpoly",Pdefpoly,1},
+  {"newalg",Pnewalg,1},
+  {"mainalg",Pmainalg,1},
+  {"algtorat",Palgtorat,1},
+  {"rattoalg",Prattoalg,1},
+  {"getalg",Pgetalg,1},
+  {"getalgtree",Pgetalgtree,1},
+  {"alg",Palg,1},
+  {"algv",Palgv,1},
+  {0,0,0},
 };
 
 static int UCN,ACNT;
@@ -80,334 +80,334 @@ void Pnewalg(arg,rp)
 NODE arg;
 Alg *rp;
 {
-	P p;
-	VL vl;
-	P c;
+  P p;
+  VL vl;
+  P c;
 
-	p = (P)ARG0(arg);
-	if ( !p || OID(p) != O_P )
-		error("newalg : invalid argument");
-	clctv(CO,p,&vl);
-	if ( NEXT(vl) )
-		error("newalg : invalid argument");
-	c = COEF(DC(p));
-	if ( !NUM(c) || !RATN(c) )
-		error("newalg : invalid argument");
-	mkalg(p,rp);
+  p = (P)ARG0(arg);
+  if ( !p || OID(p) != O_P )
+    error("newalg : invalid argument");
+  clctv(CO,p,&vl);
+  if ( NEXT(vl) )
+    error("newalg : invalid argument");
+  c = COEF(DC(p));
+  if ( !NUM(c) || !RATN(c) )
+    error("newalg : invalid argument");
+  mkalg(p,rp);
 }
 
 void mkalg(p,r)
 P p;
 Alg *r;
 {
-	VL vl,mvl,nvl;
-	V a,tv;
-	char buf[BUFSIZ];
-	char *name;
-	P x,t,s;
-	Num c;
-	DCP dc,dcr,dcr0;
+  VL vl,mvl,nvl;
+  V a,tv;
+  char buf[BUFSIZ];
+  char *name;
+  P x,t,s;
+  Num c;
+  DCP dc,dcr,dcr0;
 
-	for ( vl = ALG; vl; vl = NEXT(vl) )
-		if ( !cmpalgp(p,(P)vl->v->attr) ) {
-			a = vl->v; break;
-		}
-	if ( !vl ) {
-		NEWVL(vl); NEXT(vl) = ALG; ALG = vl;
-		NEWV(a); vl->v = a;
-		sprintf(buf,"#%d",ACNT++);
-		name = (char *)MALLOC(strlen(buf)+1); 
-		strcpy(name,buf); NAME(a) = name; 
+  for ( vl = ALG; vl; vl = NEXT(vl) )
+    if ( !cmpalgp(p,(P)vl->v->attr) ) {
+      a = vl->v; break;
+    }
+  if ( !vl ) {
+    NEWVL(vl); NEXT(vl) = ALG; ALG = vl;
+    NEWV(a); vl->v = a;
+    sprintf(buf,"#%d",ACNT++);
+    name = (char *)MALLOC(strlen(buf)+1); 
+    strcpy(name,buf); NAME(a) = name; 
 
-		for ( dc = DC(p), dcr0 = 0; dc; dc = NEXT(dc) ) {
-			NEXTDC(dcr0,dcr); DEG(dcr) = DEG(dc); c = (Num)COEF(dc);
-			if ( NID(c) != N_A )
-				COEF(dcr) = (P)c;
-			else
-				COEF(dcr) = (P)BDY(((Alg)c));
-		}
-		NEXT(dcr) = 0; MKP(a,dcr0,t); a->attr = (pointer)t;
-		
-		sprintf(buf,"t%s",name); makevar(buf,&s); 
+    for ( dc = DC(p), dcr0 = 0; dc; dc = NEXT(dc) ) {
+      NEXTDC(dcr0,dcr); DEG(dcr) = DEG(dc); c = (Num)COEF(dc);
+      if ( NID(c) != N_A )
+        COEF(dcr) = (P)c;
+      else
+        COEF(dcr) = (P)BDY(((Alg)c));
+    }
+    NEXT(dcr) = 0; MKP(a,dcr0,t); a->attr = (pointer)t;
+    
+    sprintf(buf,"t%s",name); makevar(buf,&s); 
 
-		if ( NEXT(ALG) ) {
-			tv = (V)NEXT(ALG)->v->priv;	
-			for ( vl = CO; NEXT(NEXT(vl)); vl = NEXT(vl) );
-			nvl = NEXT(vl); NEXT(vl) = 0;
-			for ( vl = CO; NEXT(vl) && (NEXT(vl)->v != tv); vl = NEXT(vl) );
-			mvl = NEXT(vl); NEXT(vl) = nvl; NEXT(nvl) = mvl;
-		}
-	
-		a->priv = (pointer)VR(s); VR(s)->priv = (pointer)a;
-	}
-	MKV(a,x); MKAlg(x,*r);
+    if ( NEXT(ALG) ) {
+      tv = (V)NEXT(ALG)->v->priv;  
+      for ( vl = CO; NEXT(NEXT(vl)); vl = NEXT(vl) );
+      nvl = NEXT(vl); NEXT(vl) = 0;
+      for ( vl = CO; NEXT(vl) && (NEXT(vl)->v != tv); vl = NEXT(vl) );
+      mvl = NEXT(vl); NEXT(vl) = nvl; NEXT(nvl) = mvl;
+    }
+  
+    a->priv = (pointer)VR(s); VR(s)->priv = (pointer)a;
+  }
+  MKV(a,x); MKAlg(x,*r);
 }
 
 int cmpalgp(p,defp)
 P p,defp;
 {
-	DCP dc,dcd;
-	P t;
+  DCP dc,dcd;
+  P t;
 
-	for ( dc = DC(p), dcd = DC(defp); dc && dcd; 
-		dc = NEXT(dc), dcd = NEXT(dcd) ) {
-		if ( cmpq(DEG(dc),DEG(dcd)) )
-			break;
-		t = NID((Num)COEF(dc)) == N_A ? (P)BDY((Alg)COEF(dc)) : COEF(dc);
-		if ( compp(ALG,t,COEF(dcd)) )
-			break;
-	}
-	if ( dc || dcd )
-		return 1;
-	else
-		return 0;
+  for ( dc = DC(p), dcd = DC(defp); dc && dcd; 
+    dc = NEXT(dc), dcd = NEXT(dcd) ) {
+    if ( cmpq(DEG(dc),DEG(dcd)) )
+      break;
+    t = NID((Num)COEF(dc)) == N_A ? (P)BDY((Alg)COEF(dc)) : COEF(dc);
+    if ( compp(ALG,t,COEF(dcd)) )
+      break;
+  }
+  if ( dc || dcd )
+    return 1;
+  else
+    return 0;
 }
 
 void Pdefpoly(arg,rp)
 NODE arg;
 P *rp;
 {
-	asir_assert(ARG0(arg),O_N,"defpoly");
-	algptop((P)VR((P)BDY((Alg)ARG0(arg)))->attr,rp);
+  asir_assert(ARG0(arg),O_N,"defpoly");
+  algptop((P)VR((P)BDY((Alg)ARG0(arg)))->attr,rp);
 }
 
 void Pmainalg(arg,r)
 NODE arg;
 Alg *r;
 {
-	Num c;
-	V v;
-	P b;
+  Num c;
+  V v;
+  P b;
 
-	c = (Num)(ARG0(arg));
-	if ( NID(c) <= N_R )
-		*r = 0;
-	else {
-		v = VR((P)BDY((Alg)c)); MKV(v,b); MKAlg(b,*r);
-	}
+  c = (Num)(ARG0(arg));
+  if ( NID(c) <= N_R )
+    *r = 0;
+  else {
+    v = VR((P)BDY((Alg)c)); MKV(v,b); MKAlg(b,*r);
+  }
 }
 
 void Palgtorat(arg,rp)
 NODE arg;
 Obj *rp;
 {
-	asir_assert(ARG0(arg),O_N,"algtorat");
-	algtorat((Num)ARG0(arg),rp);
+  asir_assert(ARG0(arg),O_N,"algtorat");
+  algtorat((Num)ARG0(arg),rp);
 }
 
 void Prattoalg(arg,rp)
 NODE arg;
 Alg *rp;
 {
-	asir_assert(ARG0(arg),O_R,"rattoalg");
-	rattoalg((Obj)ARG0(arg),rp);
+  asir_assert(ARG0(arg),O_R,"rattoalg");
+  rattoalg((Obj)ARG0(arg),rp);
 }
 
 void Pgetalg(arg,rp)
 NODE arg;
 LIST *rp;
 {
-	Obj t;
-	P p;
-	VL vl;
-	Num a;
-	Alg b;
-	NODE n0,n;
+  Obj t;
+  P p;
+  VL vl;
+  Num a;
+  Alg b;
+  NODE n0,n;
 
-	if ( !(a = (Num)ARG0(arg)) || NID(a) <= N_R )
-		vl = 0;
-	else {
-		t = BDY((Alg)a);
-		switch ( OID(t) ) {
-			case O_P: case O_R:
-				clctvr(ALG,t,&vl); break;
-			default:
-				vl = 0; break;
-		}
-	}
-	for ( n0 = 0; vl; vl = NEXT(vl) ) {
-		NEXTNODE(n0,n); MKV(vl->v,p); MKAlg(p,b); BDY(n) = (pointer)b;
-	}
-	if ( n0 )
-		NEXT(n) = 0;
-	MKLIST(*rp,n0);
+  if ( !(a = (Num)ARG0(arg)) || NID(a) <= N_R )
+    vl = 0;
+  else {
+    t = BDY((Alg)a);
+    switch ( OID(t) ) {
+      case O_P: case O_R:
+        clctvr(ALG,t,&vl); break;
+      default:
+        vl = 0; break;
+    }
+  }
+  for ( n0 = 0; vl; vl = NEXT(vl) ) {
+    NEXTNODE(n0,n); MKV(vl->v,p); MKAlg(p,b); BDY(n) = (pointer)b;
+  }
+  if ( n0 )
+    NEXT(n) = 0;
+  MKLIST(*rp,n0);
 }
 
 void Pgetalgtree(arg,rp)
 NODE arg;
 LIST *rp;
 {
-	Obj t;
-	P p;
-	VL vl,vl1,vl2;
-	Num a;
-	Alg b;
-	NODE n0,n;
+  Obj t;
+  P p;
+  VL vl,vl1,vl2;
+  Num a;
+  Alg b;
+  NODE n0,n;
 
-	if ( !(a = (Num)ARG0(arg)) || NID(a) <= N_R )
-		vl = 0;
-	else {
-		t = BDY((Alg)a);
-		switch ( OID(t) ) {
-			case O_P:
-				clctalg(t,&vl); break;
-			case O_R:
-				clctalg(NM((R)t),&vl1);
-				clctalg(DN((R)t),&vl2);
-				mergev(ALG,vl1,vl2,&vl); break;
-			default:
-				vl = 0; break;
-		}
-	}
-	for ( n0 = 0; vl; vl = NEXT(vl) ) {
-		NEXTNODE(n0,n); MKV(vl->v,p); MKAlg(p,b); BDY(n) = (pointer)b;
-	}
-	if ( n0 )
-		NEXT(n) = 0;
-	MKLIST(*rp,n0);
+  if ( !(a = (Num)ARG0(arg)) || NID(a) <= N_R )
+    vl = 0;
+  else {
+    t = BDY((Alg)a);
+    switch ( OID(t) ) {
+      case O_P:
+        clctalg(t,&vl); break;
+      case O_R:
+        clctalg(NM((R)t),&vl1);
+        clctalg(DN((R)t),&vl2);
+        mergev(ALG,vl1,vl2,&vl); break;
+      default:
+        vl = 0; break;
+    }
+  }
+  for ( n0 = 0; vl; vl = NEXT(vl) ) {
+    NEXTNODE(n0,n); MKV(vl->v,p); MKAlg(p,b); BDY(n) = (pointer)b;
+  }
+  if ( n0 )
+    NEXT(n) = 0;
+  MKLIST(*rp,n0);
 }
 
 void clctalg(p,vl)
 P p;
 VL *vl;
 {
-	int n,i;
-	VL tvl;
-	VN vn,vn1;
-	P d;
-	DCP dc;
+  int n,i;
+  VL tvl;
+  VN vn,vn1;
+  P d;
+  DCP dc;
 
-	for ( n = 0, tvl = ALG; tvl; tvl = NEXT(tvl), n++ );
-	vn = (VN) ALLOCA((n+1)*sizeof(struct oVN));
-	for ( i = n-1, tvl = ALG; tvl; tvl = NEXT(tvl), i-- ) {
-		vn[i].v = tvl->v;
-		vn[i].n = 0;
-	}
-	markv(vn,n,p);
-	for ( i = n-1; i >= 0; i-- ) {
-		if ( !vn[i].n )
-			continue;
-		d = (P)vn[i].v->attr;
-		for ( dc = DC(d); dc; dc = NEXT(dc) )
-			markv(vn,i,COEF(dc));
-	}
-	vn1 = (VN) ALLOCA((n+1)*sizeof(struct oVN));
-	for ( i = 0; i < n; i++ ) {
-		vn1[i].v = vn[n-1-i].v; vn1[i].n = vn[n-1-i].n;
-	}
-	vntovl(vn1,n,vl);
+  for ( n = 0, tvl = ALG; tvl; tvl = NEXT(tvl), n++ );
+  vn = (VN) ALLOCA((n+1)*sizeof(struct oVN));
+  for ( i = n-1, tvl = ALG; tvl; tvl = NEXT(tvl), i-- ) {
+    vn[i].v = tvl->v;
+    vn[i].n = 0;
+  }
+  markv(vn,n,p);
+  for ( i = n-1; i >= 0; i-- ) {
+    if ( !vn[i].n )
+      continue;
+    d = (P)vn[i].v->attr;
+    for ( dc = DC(d); dc; dc = NEXT(dc) )
+      markv(vn,i,COEF(dc));
+  }
+  vn1 = (VN) ALLOCA((n+1)*sizeof(struct oVN));
+  for ( i = 0; i < n; i++ ) {
+    vn1[i].v = vn[n-1-i].v; vn1[i].n = vn[n-1-i].n;
+  }
+  vntovl(vn1,n,vl);
 }
 
 void Palg(arg,rp)
 NODE arg;
 Alg *rp;
 {
-	Q a;
-	VL vl;
-	P x;
-	int n;
+  Q a;
+  VL vl;
+  P x;
+  int n;
 
-	a = (Q)ARG0(arg);
-	if ( a && (OID(a) != O_N || NID(a) != N_Q || !INT(a)) )
-		*rp = 0;
-	else {
-		n = ACNT-QTOS(a)-1;
-		for ( vl = ALG; vl && n; vl = NEXT(vl), n-- );
-		if ( vl ) {
-			MKV(vl->v,x); MKAlg(x,*rp);
-		} else
-			*rp = 0;
-	}
+  a = (Q)ARG0(arg);
+  if ( a && (OID(a) != O_N || NID(a) != N_Q || !INT(a)) )
+    *rp = 0;
+  else {
+    n = ACNT-QTOS(a)-1;
+    for ( vl = ALG; vl && n; vl = NEXT(vl), n-- );
+    if ( vl ) {
+      MKV(vl->v,x); MKAlg(x,*rp);
+    } else
+      *rp = 0;
+  }
 }
 
 void Palgv(arg,rp)
 NODE arg;
 Obj *rp;
 {
-	Q a;
-	VL vl;
-	P x;
-	int n;
-	Alg b;
+  Q a;
+  VL vl;
+  P x;
+  int n;
+  Alg b;
 
-	a = (Q)ARG0(arg);
-	if ( a && (OID(a) != O_N || NID(a) != N_Q || !INT(a)) )
-		*rp = 0;
-	else {
-		n = ACNT-QTOS(a)-1;
-		for ( vl = ALG; vl && n; vl = NEXT(vl), n-- );
-		if ( vl ) {
-			MKV(vl->v,x); MKAlg(x,b); algtorat((Num)b,rp);
-		} else
-			*rp = 0;
-	}
+  a = (Q)ARG0(arg);
+  if ( a && (OID(a) != O_N || NID(a) != N_Q || !INT(a)) )
+    *rp = 0;
+  else {
+    n = ACNT-QTOS(a)-1;
+    for ( vl = ALG; vl && n; vl = NEXT(vl), n-- );
+    if ( vl ) {
+      MKV(vl->v,x); MKAlg(x,b); algtorat((Num)b,rp);
+    } else
+      *rp = 0;
+  }
 }
 
 void algptop(p,r)
 P p,*r;
 {
-	DCP dc,dcr,dcr0;
+  DCP dc,dcr,dcr0;
 
-	if ( NUM(p) )
-		*r = (P)p;
-	else {
-		for ( dc = DC(p), dcr0 = 0; dc; dc = NEXT(dc) ) {
-			NEXTDC(dcr0,dcr); DEG(dcr) = DEG(dc);
-			algptop(COEF(dc),&COEF(dcr));
-		}
-		NEXT(dcr) = 0; MKP((V)(VR(p)->priv),dcr0,*r);
-	}
+  if ( NUM(p) )
+    *r = (P)p;
+  else {
+    for ( dc = DC(p), dcr0 = 0; dc; dc = NEXT(dc) ) {
+      NEXTDC(dcr0,dcr); DEG(dcr) = DEG(dc);
+      algptop(COEF(dc),&COEF(dcr));
+    }
+    NEXT(dcr) = 0; MKP((V)(VR(p)->priv),dcr0,*r);
+  }
 }
 
 void algtorat(n,r)
 Num n;
 Obj *r;
 {
-	Obj obj;
-	P nm,dn;
+  Obj obj;
+  P nm,dn;
 
-	if ( !n || NID(n) <= N_R )
-		*r = (Obj)n;
-	else {
-		obj = BDY((Alg)n);
-		if ( ID(obj) <= O_P )
-			algptop((P)obj,(P *)r);
-		else {
-			algptop(NM((R)obj),&nm); algptop(DN((R)obj),&dn);
-			divr(CO,(Obj)nm,(Obj)dn,r);
-		}
-	}	
+  if ( !n || NID(n) <= N_R )
+    *r = (Obj)n;
+  else {
+    obj = BDY((Alg)n);
+    if ( ID(obj) <= O_P )
+      algptop((P)obj,(P *)r);
+    else {
+      algptop(NM((R)obj),&nm); algptop(DN((R)obj),&dn);
+      divr(CO,(Obj)nm,(Obj)dn,r);
+    }
+  }  
 }
 
 void rattoalg(obj,n)
 Obj obj;
 Alg *n;
 {
-	P nm,dn;
-	Obj t;
+  P nm,dn;
+  Obj t;
 
-	if ( !obj || ID(obj) == O_N )
-		*n = (Alg)obj;
-	else if ( ID(obj) == O_P ) {
-		ptoalgp((P)obj,(P *)&t); MKAlg(t,*n);
-	} else {
-		ptoalgp(NM((R)obj),&nm); ptoalgp(DN((R)obj),&dn);
-		divr(ALG,(Obj)nm,(Obj)dn,&t); MKAlg(t,*n);
-	}
+  if ( !obj || ID(obj) == O_N )
+    *n = (Alg)obj;
+  else if ( ID(obj) == O_P ) {
+    ptoalgp((P)obj,(P *)&t); MKAlg(t,*n);
+  } else {
+    ptoalgp(NM((R)obj),&nm); ptoalgp(DN((R)obj),&dn);
+    divr(ALG,(Obj)nm,(Obj)dn,&t); MKAlg(t,*n);
+  }
 }
 
 void ptoalgp(p,r)
 P p,*r;
 {
-	DCP dc,dcr,dcr0;
+  DCP dc,dcr,dcr0;
 
-	if ( NUM(p) )
-		*r = (P)p;
-	else {
-		for ( dc = DC(p), dcr0 = 0; dc; dc = NEXT(dc) ) {
-			NEXTDC(dcr0,dcr); DEG(dcr) = DEG(dc);
-			ptoalgp(COEF(dc),&COEF(dcr));
-		}
-		NEXT(dcr) = 0; MKP((V)(VR(p)->priv),dcr0,*r);
-	}
+  if ( NUM(p) )
+    *r = (P)p;
+  else {
+    for ( dc = DC(p), dcr0 = 0; dc; dc = NEXT(dc) ) {
+      NEXTDC(dcr0,dcr); DEG(dcr) = DEG(dc);
+      ptoalgp(COEF(dc),&COEF(dcr));
+    }
+    NEXT(dcr) = 0; MKP((V)(VR(p)->priv),dcr0,*r);
+  }
 }