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    Length: 4427 (0x114b)
    Types: TextFile
    Names: »diffs.1«

└─⟦a0efdde77⟧ Bits:30001252 EUUGD11 Tape, 1987 Spring Conference Helsinki
    └─⟦this⟧ »EUUGD11/euug-87hel/sec1/gprolog/diffs.1« 

TextFile

Index: arith.c
28a29,30
> static int sawfloat;		/* Convert results to integer conditionally */
> 
38a41,45
> #ifdef GRAPHICS
> extern	double	fabs(),ceil();
> extern	int	abs();
> #endif
> 
57c64,71
<     ffail
---
> #ifdef GRAPHICS
> 	ffail,		/* abs/fabs */
> 	ffail,		/* float */
> 	ffail,		/* int */
> 	ceil
> #else
> 	ffail
> #endif
76,77c90,99
<     SOMETIMES,			/*   15     1    SPARE */
<     ALWAYS,			/*   16     - UNUSABLE */
---
> #ifdef GRAPHICS
> 	SOMETIMES,		/*   15     1 abs/fabs */
> 	ALWAYS,			/*   16	    1	 float */
> 	SOMETIMES,		/*   17	    1	   int */
> 	SOMETIMES,		/*   18	    1	  ceil */
> 	ALWAYS,			/*   19     - UNUSABLE */
> #else
> 	SOMETIMES,		/*   15     1    SPARE */
> 	ALWAYS,			/*   16     - UNUSABLE */
> #endif
130a153,155
> #ifdef GRAPHICS
> 		sawfloat++;
> #endif
201a227,230
> #ifdef GRAPHICS
> 	if (fl == ALWAYS)
> 		sawfloat++;
> #endif
211a241,261
> #ifdef GRAPHICS
> 	case FLOAT:
> 		break;
> 	case INT:
> 		if (typ) {
> 			if (v.AsFloat >= 0.0)
> 				v.AsInt = (int)(v.AsFloat + 0.5);
> 			else
> 				v.AsInt = (int)(v.AsFloat - 0.5);
> 			v.Float = FALSE;
> 			if (sawfloat)
> 				sawfloat--;
> 		}
> 		break;
> 	case ABS:
> 		if (typ)
> 			v.AsFloat = fabs(v.AsFloat);
> 		else
> 			v.AsInt = abs(v.AsInt);
> 		break;
> #endif
224c274,278
<     int fl = floatable[op+16], typ;
---
> #ifdef GRAPHICS
> 	int fl = floatable[op+19], typ;
> #else
> 	int fl = floatable[op+16], typ;
> #endif
240a295,298
> #ifdef GRAPHICS
> 	if (fl == ALWAYS)
> 		sawfloat++;
> #endif
305c363
< 	r.Float = !Narrow(r.AsFloat, &(r.AsInt));
---
> 	r.Float = !Narrow_to_int(r.AsFloat, &(r.AsInt));
318a377
>     sawfloat = 0;				/* BJB */
320a380,381
>     if (r.Float && sawfloat == 0)		/* BJB */
> 	r.Float = !Narrow_to_int(r.AsFloat, &(r.AsInt));
322,323d382
< 	r.Float = !Narrow(r.AsFloat, &(r.AsInt));
<     if (r.Float)
335a395
>     sawfloat = 0;	/* BJB */
337a398,399
>     if (r.Float && sawfloat == 0)		/* BJB */
> 	r.Float = !Narrow_to_int(r.AsFloat, &(r.AsInt));
339,340d400
< 	r.Float = !Narrow(r.AsFloat, &(r.AsInt));
<     if (r.Float)
352a413
>     sawfloat = 0;				/* BJB */
355a417,418
>     if (r.Float && sawfloat == 0)		/* BJB */
> 	r.Float = !Narrow_to_int(r.AsFloat, &(r.AsInt));
357,358d419
< 	r.Float = !Narrow(r.AsFloat, &(r.AsInt));
<     if (r.Float)
486a548,550
> #ifdef GRAPHICS
> 	return FALSE;
> #else
490a555
> #endif
492a558,580
> #ifdef GRAPHICS
> int
> Narrow_to_int(f,i)
> double f; 
> int *i;
> {
> 	register int k;
> 
> 	if (f < MinInt || f > MaxInt)  return FALSE;
> 	if ((double)(k = (int)f) != f) return FALSE;
> 	*i = k;
> 	return TRUE;
> }
> #else
> int
> Narrow_to_int(f,i)
> double f; 
> int *i;
> {
> 	return(Narrow(f,i));
> }
> #endif
> 
497c585
< 	if (v->Float) v->Float = !Narrow(v->AsFloat, &(v->AsInt));
---
> 	if (v->Float) v->Float = !Narrow_to_int(v->AsFloat, &(v->AsInt));

Index: arithop.h
47a48,54
> #ifdef GRAPHICS
> #define ABS	15
> #define FLOAT	16
> #define INT	17
> #define CEIL	18
> #endif
> 

Index: bootcmd
1c1
< ['all.pl'].
---
> ['pl/grall.pl'].

Index: main.c
1345a1346,1351
> #ifdef GRAPHICS
> 	case _unary+ABS:
> 	case _unary+FLOAT:
> 	case _unary+INT:
> 	case _unary+CEIL:
> #endif

Index: parms.c
80a81,83
> #ifdef GRAPHICS
> char version[] = "C-Prolog version 1.5 + SunCore";
> #else
81a85
> #endif

Index: rewrite.c
205a206
> #ifdef GRAPHICS
206a208,236
> 		int k;
> 		char *p1,buf[256];
> 		float num;
> 
> 		num = XtrFloat(t);
> 		sprintf(OutBuf,"%g",num);
> 		if (index(OutBuf,'.') == 0) {
> 			p1 = index(OutBuf,'e');
> 			if (p1 == 0) {
> 				k = strlen(OutBuf);
> 				OutBuf[k] = '.';
> 				OutBuf[k+1] = '0';
> 				OutBuf[k+2] = '\0';
> 			}
> 			else {
> 				k = p1 - OutBuf;
> 				strncpy(buf,OutBuf,k);
> 				buf[k] = '.';
> 				buf[k+1] = '0';
> 				strcpy(buf+k+2,p1);
> 				PutString(buf);
> 				return;
> 			}
> 		}
> 		PutString(OutBuf);
> 		return;
> 	}
> #else
> 	if (IsFloat(t)) {
209a240
> #endif
773a805,807
> #ifdef GRAPHICS
> 	int flag = 0;
> #endif
779a814,817
> #ifdef GRAPHICS
> 	if (chtyp[*t] == N)
> 		flag = 1;
> #endif
794a833,838
> #ifdef GRAPHICS
> 	if (flag)
> 		*p = ConsFloat(d);
> 	else
>     if (Narrow_to_int(d,&i))
> #else
795a840
> #endif

Only in gprolog1.5: gprolog.nr
Only in gprolog1.5: gr.h
Only in gprolog1.5: gr1.c
Only in gprolog1.5: gr2.c
Only in gprolog1.5: gr3.c
Only in gprolog1.5: makefile
Only in gprolog1.5: prtable.c
Only in gprolog1.5: pushargs.s
Only in gprolog1.5: demo/*