Ejemplo n.º 1
0
Archivo: n7.c Proyecto: dank101/4.2BSD
tbreak(){
	register *i, j, pad;
	int res;

	trap = 0;
	if(nb)return;
	if((dip == d) && (v.nl == -1)){
		newline(1);
		return;
	}
	if(!nc){
		setnel();
		if(!wch)return;
		if(pendw)getword(1);
		movword();
	}else if(pendw && !brflg){
		getword(1);
		movword();
	}
	*linep = dip->nls = 0;
#ifdef NROFF
	if(dip == d)horiz(po);
#endif
	if(lnmod)donum();
	lastl = ne;
	if(brflg != 1){
		totout = 0;
	}else if(ad){
		if((lastl = (ll - un)) < ne)lastl = ne;
	}
	if(admod && ad && (brflg != 2)){
		lastl = ne;
		adsp = adrem = 0;
#ifdef NROFF
		if(admod == 1)un +=  quant(nel/2,t.Adj);
#endif
#ifndef NROFF
		if(admod == 1)un += nel/2;
#endif
		else if(admod ==2)un += nel;
	}
	totout++;
	brflg = 0;
	if((lastl+un) > dip->maxl)dip->maxl = (lastl+un);
	horiz(un);
#ifdef NROFF
	if(adrem%t.Adj)res = t.Hor; else res = t.Adj;
#endif
	for(i = line;nc > 0;){
		if(((j = *i++) & CMASK) == ' '){
			pad = 0;
			do{
				pad += width(j);
				nc--;
			  }while(((j = *i++) & CMASK) == ' ');
			i--;
			pad += adsp;
			--nwd;
			if(adrem){
				if(adrem < 0){
#ifdef NROFF
					pad -= res;
					adrem += res;
				}else if((totout&01) ||
					((adrem/res)>=(nwd))){
					pad += res;
					adrem -= res;
#endif
#ifndef NROFF
					pad--;
					adrem++;
				}else{
					pad++;
					adrem--;
#endif
				}
			}
			horiz(pad);
		}else{
			pchar(j);
			nc--;
		}
	}
	if(ic){
		if((j = ll - un - lastl + ics) > 0)horiz(j);
		pchar(ic);
	}
	if(icf)icf++;
		else ic = 0;
	ne = nwd = 0;
	un = in;
	setnel();
	newline(0);
	if(dip != d){if(dip->dnl > dip->hnl)dip->hnl = dip->dnl;}
	else{if(v.nl > dip->hnl)dip->hnl = v.nl;}
	for(j=ls-1; (j >0) && !trap; j--)newline(0);
	spread = 0;
}
Ejemplo n.º 2
0
Archivo: n7.c Proyecto: 99years/plan9
void tbreak(void)
{
	int pad, k;
	Tchar *i, j;
	int resol;
	int un0 = un;

	trap = 0;
	if (nb)
		return;
	if (dip == d && numtabp[NL].val == -1) {
		newline(1);
		return;
	}
	if (!nc) {
		setnel();
		if (!wch)
			return;
		if (pendw)
			getword(1);
		movword();
	} else if (pendw && !brflg) {
		getword(1);
		movword();
	}
	*linep = dip->nls = 0;
	if (NROFF && dip == d)
		horiz(po);
	if (lnmod)
		donum();
	lastl = ne;
	if (brflg != 1) {
		totout = 0;
	} else if (ad) {
		if ((lastl = ll - un) < ne)
			lastl = ne;
	}
	if (admod && ad && (brflg != 2)) {
		lastl = ne;
		adsp = adrem = 0;
		if (admod == 1)
			un +=  quant(nel / 2, HOR);
		else if (admod == 2)
			un += nel;
	}
	totout++;
	brflg = 0;
	if (lastl + un > dip->maxl)
		dip->maxl = lastl + un;
	horiz(un);
	if (NROFF) {
		if (adrem % t.Adj)
			resol = t.Hor; 
		else 
			resol = t.Adj;
	} else
		resol = HOR;

	lastl = ne + (nwd-1) * adsp + adrem;
	for (i = line; nc > 0; ) {
		if ((cbits(j = *i++)) == ' ') {
			pad = 0;
			do {
				pad += width(j);
				nc--;
			} while ((cbits(j = *i++)) == ' ');
			i--;
			pad += adsp;
			--nwd;
			if (adrem) {
				if (adrem < 0) {
					pad -= resol;
					adrem += resol;
				} else if ((totout & 01) || adrem / resol >= nwd) {
					pad += resol;
					adrem -= resol;
				}
			}
			pchar((Tchar) WORDSP);
			horiz(pad);
		} else {
			pchar(j);
			nc--;
		}
	}
	if (ic) {
		if ((k = ll - un0 - lastl + ics) > 0)
			horiz(k);
		pchar(ic);
	}
	if (icf)
		icf++;
	else 
		ic = 0;
	ne = nwd = 0;
	un = in;
	setnel();
	newline(0);
	if (dip != d) {
		if (dip->dnl > dip->hnl)
			dip->hnl = dip->dnl;
	} else {
		if (numtabp[NL].val > dip->hnl)
			dip->hnl = numtabp[NL].val;
	}
	for (k = ls - 1; k > 0 && !trap; k--)
		newline(0);
	spread = 0;
}
Ejemplo n.º 3
0
int
tbreak()
{
	int	pad, k;
	tchar	*i, j;
	int resol = 0;
#ifdef EUC
#ifdef NROFF
	tchar	l;
#endif /* NROFF */
#endif /* EUC */

	trap = 0;
	if (nb)
		return (0);
	if (dip == d && numtab[NL].val == -1) {
		newline(1);
		return (0);
	}
	if (!nc) {
		setnel();
		if (!wch)
			return (0);
		if (pendw)
			getword(1);
		movword();
	} else if (pendw && !brflg) {
		getword(1);
		movword();
	}
	*linep = dip->nls = 0;
#ifdef NROFF
	if (dip == d)
		horiz(po);
#endif
	if (lnmod)
		donum();
	lastl = ne;
	if (brflg != 1) {
		totout = 0;
	} else if (ad) {
		if ((lastl = ll - un) < ne)
			lastl = ne;
	}
	if (admod && ad && (brflg != 2)) {
		lastl = ne;
		adsp = adrem = 0;
		if (admod == 1)
			un +=  quant(nel / 2, HOR);
		else if (admod == 2)
			un += nel;
	}
	totout++;
	brflg = 0;
	if (lastl + un > dip->maxl)
		dip->maxl = lastl + un;
	horiz(un);
#ifdef NROFF
	if (adrem % t.Adj)
		resol = t.Hor; 
	else 
		resol = t.Adj;
#else
	resol = HOR;
#endif
	adrem = (adrem / resol) * resol;
	for (i = line; nc > 0; ) {
#ifndef EUC
		if ((cbits(j = *i++)) == ' ') {
#else
#ifndef NROFF
		if ((cbits(j = *i++)) == ' ') {
#else
		if ((cbits(j = *i++) & ~MBMASK) == ' ') {
#endif /* NROFF */
#endif /* EUC */
			pad = 0;
			do {
				pad += width(j);
				nc--;
#ifndef EUC
			} while ((cbits(j = *i++)) == ' ');
#else
#ifndef NROFF
			} while ((cbits(j = *i++)) == ' ');
#else
			} while ((cbits(j = *i++) & ~MBMASK) == ' ');
#endif /* NROFF */
#endif /* EUC */
			i--;
			pad += adsp;
			--nwd;
			if (adrem) {
				if (adrem < 0) {
					pad -= resol;
					adrem += resol;
				} else if ((totout & 01) || adrem / resol >= nwd) {
					pad += resol;
					adrem -= resol;
				}
			}
			pchar((tchar) WORDSP);
			horiz(pad);
		} else {
			pchar(j);
			nc--;
		}
	}
	if (ic) {
		if ((k = ll - un - lastl + ics) > 0)
			horiz(k);
		pchar(ic);
	}
	if (icf)
		icf++;
	else 
		ic = 0;
	ne = nwd = 0;
	un = in;
	setnel();
	newline(0);
	if (dip != d) {
		if (dip->dnl > dip->hnl)
			dip->hnl = dip->dnl;
	} else {
		if (numtab[NL].val > dip->hnl)
			dip->hnl = numtab[NL].val;
	}
	for (k = ls - 1; k > 0 && !trap; k--)
		newline(0);
	spread = 0;

	return (0);
}