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Date:: Fri Dec 16 15:14:14 2005 UTC
Message:: add bigtags
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1 #include <u.h>
2 #include <libc.h>
3 #include <draw.h>
4 #include <thread.h>
5 #include <cursor.h>
6 #include <mouse.h>
7 #include <keyboard.h>
8 #include <frame.h>
9 #include <fcall.h>
10 #include <bio.h>
11 #include <plumb.h>
12 #include "dat.h"
13 #include "fns.h"
14 
15 static Rune Lcolhdr[] = {
16 	'N', 'e', 'w', 'c', 'o', 'l', ' ',
17 	'K', 'i', 'l', 'l', ' ',
18 	'P', 'u', 't', 'a', 'l', 'l', ' ',
19 	'D', 'u', 'm', 'p', ' ',
20 	'E', 'x', 'i', 't', ' ',
21 	0
22 };
23 
24 void
25 rowinit(Row *row, Rectangle r)
26 {
27 	Rectangle r1;
28 	Text *t;
29 
30 	draw(screen, r, display->white, nil, ZP);
31 	row->r = r;
32 	row->col = nil;
33 	row->ncol = 0;
34 	r1 = r;
35 	r1.max.y = r1.min.y + font->height;
36 	t = &row->tag;
37 	textinit(t, fileaddtext(nil, t), r1, rfget(FALSE, FALSE, FALSE, nil), tagcols);
38 	t->what = Rowtag;
39 	t->row = row;
40 	t->w = nil;
41 	t->col = nil;
42 	r1.min.y = r1.max.y;
43 	r1.max.y += Border;
44 	draw(screen, r1, display->black, nil, ZP);
45 	textinsert(t, 0, Lcolhdr, 29, TRUE);
46 	textsetselect(t, t->file->b.nc, t->file->b.nc);
47 }
48 
49 Column*
50 rowadd(Row *row, Column *c, int x)
51 {
52 	Rectangle r, r1;
53 	Column *d;
54 	int i;
55 
56 	d = nil;
57 	r = row->r;
58 	r.min.y = row->tag.fr.r.max.y+Border;
59 	if(x<r.min.x && row->ncol>0){	/*steal 40% of last column by default */
60 		d = row->col[row->ncol-1];
61 		x = d->r.min.x + 3*Dx(d->r)/5;
62 	}
63 	/* look for column we'll land on */
64 	for(i=0; i<row->ncol; i++){
65 		d = row->col[i];
66 		if(x < d->r.max.x)
67 			break;
68 	}
69 	if(row->ncol > 0){
70 		if(i < row->ncol)
71 			i++;	/* new column will go after d */
72 		r = d->r;
73 		if(Dx(r) < 100)
74 			return nil;
75 		draw(screen, r, display->white, nil, ZP);
76 		r1 = r;
77 		r1.max.x = min(x-Border, r.max.x-50);
78 		if(Dx(r1) < 50)
79 			r1.max.x = r1.min.x+50;
80 		colresize(d, r1);
81 		r1.min.x = r1.max.x;
82 		r1.max.x = r1.min.x+Border;
83 		draw(screen, r1, display->black, nil, ZP);
84 		r.min.x = r1.max.x;
85 	}
86 	if(c == nil){
87 		c = emalloc(sizeof(Column));
88 		colinit(c, r);
89 		incref(&reffont.ref);
90 	}else
91 		colresize(c, r);
92 	c->row = row;
93 	c->tag.row = row;
94 	row->col = realloc(row->col, (row->ncol+1)*sizeof(Column*));
95 	memmove(row->col+i+1, row->col+i, (row->ncol-i)*sizeof(Column*));
96 	row->col[i] = c;
97 	row->ncol++;
98 	clearmouse();
99 	return c;
100 }
101 
102 void
103 rowresize(Row *row, Rectangle r)
104 {
105 	int i, dx, odx;
106 	Rectangle r1, r2;
107 	Column *c;
108 
109 	dx = Dx(r);
110 	odx = Dx(row->r);
111 	row->r = r;
112 	r1 = r;
113 	r1.max.y = r1.min.y + font->height;
114 	textresize(&row->tag, r1, TRUE);
115 	r1.min.y = r1.max.y;
116 	r1.max.y += Border;
117 	draw(screen, r1, display->black, nil, ZP);
118 	r.min.y = r1.max.y;
119 	r1 = r;
120 	r1.max.x = r1.min.x;
121 	for(i=0; i<row->ncol; i++){
122 		c = row->col[i];
123 		r1.min.x = r1.max.x;
124 		if(i == row->ncol-1)
125 			r1.max.x = r.max.x;
126 		else
127 			r1.max.x = r1.min.x+Dx(c->r)*dx/odx;
128 		if(i > 0){
129 			r2 = r1;
130 			r2.max.x = r2.min.x+Border;
131 			draw(screen, r2, display->black, nil, ZP);
132 			r1.min.x = r2.max.x;
133 		}
134 		colresize(c, r1);
135 	}
136 }
137 
138 void
139 rowdragcol(Row *row, Column *c, int _0)
140 {
141 	Rectangle r;
142 	int i, b, x;
143 	Point p, op;
144 	Column *d;
145 
146 	USED(_0);
147 
148 	clearmouse();
149 	setcursor(mousectl, &boxcursor);
150 	b = mouse->buttons;
151 	op = mouse->xy;
152 	while(mouse->buttons == b)
153 		readmouse(mousectl);
154 	setcursor(mousectl, nil);
155 	if(mouse->buttons){
156 		while(mouse->buttons)
157 			readmouse(mousectl);
158 		return;
159 	}
160 
161 	for(i=0; i<row->ncol; i++)
162 		if(row->col[i] == c)
163 			goto Found;
164 	error("can't find column");
165 
166   Found:
167 	if(i == 0)
168 		return;
169 	p = mouse->xy;
170 	if((abs(p.x-op.x)<5 && abs(p.y-op.y)<5))
171 		return;
172 	if((i>0 && p.x<row->col[i-1]->r.min.x) || (i<row->ncol-1 && p.x>c->r.max.x)){
173 		/* shuffle */
174 		x = c->r.min.x;
175 		rowclose(row, c, FALSE);
176 		if(rowadd(row, c, p.x) == nil)	/* whoops! */
177 		if(rowadd(row, c, x) == nil)		/* WHOOPS! */
178 		if(rowadd(row, c, -1)==nil){		/* shit! */
179 			rowclose(row, c, TRUE);
180 			return;
181 		}
182 		colmousebut(c);
183 		return;
184 	}
185 	d = row->col[i-1];
186 	if(p.x < d->r.min.x+80+Scrollwid)
187 		p.x = d->r.min.x+80+Scrollwid;
188 	if(p.x > c->r.max.x-80-Scrollwid)
189 		p.x = c->r.max.x-80-Scrollwid;
190 	r = d->r;
191 	r.max.x = c->r.max.x;
192 	draw(screen, r, display->white, nil, ZP);
193 	r.max.x = p.x;
194 	colresize(d, r);
195 	r = c->r;
196 	r.min.x = p.x;
197 	r.max.x = r.min.x;
198 	r.max.x += Border;
199 	draw(screen, r, display->black, nil, ZP);
200 	r.min.x = r.max.x;
201 	r.max.x = c->r.max.x;
202 	colresize(c, r);
203 	colmousebut(c);
204 }
205 
206 void
207 rowclose(Row *row, Column *c, int dofree)
208 {
209 	Rectangle r;
210 	int i;
211 
212 	for(i=0; i<row->ncol; i++)
213 		if(row->col[i] == c)
214 			goto Found;
215 	error("can't find column");
216   Found:
217 	r = c->r;
218 	if(dofree)
219 		colcloseall(c);
220 	memmove(row->col+i, row->col+i+1, (row->ncol-i)*sizeof(Column*));
221 	row->ncol--;
222 	row->col = realloc(row->col, row->ncol*sizeof(Column*));
223 	if(row->ncol == 0){
224 		draw(screen, r, display->white, nil, ZP);
225 		return;
226 	}
227 	if(i == row->ncol){		/* extend last column right */
228 		c = row->col[i-1];
229 		r.min.x = c->r.min.x;
230 		r.max.x = row->r.max.x;
231 	}else{			/* extend next window left */
232 		c = row->col[i];
233 		r.max.x = c->r.max.x;
234 	}
235 	draw(screen, r, display->white, nil, ZP);
236 	colresize(c, r);
237 }
238 
239 Column*
240 rowwhichcol(Row *row, Point p)
241 {
242 	int i;
243 	Column *c;
244 
245 	for(i=0; i<row->ncol; i++){
246 		c = row->col[i];
247 		if(ptinrect(p, c->r))
248 			return c;
249 	}
250 	return nil;
251 }
252 
253 Text*
254 rowwhich(Row *row, Point p)
255 {
256 	Column *c;
257 
258 	if(ptinrect(p, row->tag.all))
259 		return &row->tag;
260 	c = rowwhichcol(row, p);
261 	if(c)
262 		return colwhich(c, p);
263 	return nil;
264 }
265 
266 Text*
267 rowtype(Row *row, Rune r, Point p)
268 {
269 	Window *w;
270 	Text *t;
271 
272 	clearmouse();
273 	qlock(&row->lk);
274 	if(bartflag)
275 		t = barttext;
276 	else
277 		t = rowwhich(row, p);
278 	if(t!=nil && !(t->what==Tag && ptinrect(p, t->scrollr))){
279 		w = t->w;
280 		if(w == nil)
281 			texttype(t, r);
282 		else{
283 			winlock(w, 'K');
284 			wintype(w, t, r);
285 /*
286  * TAG If we typed in the tag, might need to make it
287  * bigger to show text.  \n causes tag to expand.
288  */
289 			if(t->what == Tag){
290 				t->w->tagsafe = FALSE;
291 				if(r == '\n')
292 					t->w->tagexpand = TRUE;
293 				winresize(w, w->r, TRUE, TRUE);
294 			}
295 /* END TAG */
296 			winunlock(w);
297 		}
298 	}
299 	qunlock(&row->lk);
300 	return t;
301 }
302 
303 int
304 rowclean(Row *row)
305 {
306 	int clean;
307 	int i;
308 
309 	clean = TRUE;
310 	for(i=0; i<row->ncol; i++)
311 		clean &= colclean(row->col[i]);
312 	return clean;
313 }
314 
315 void
316 rowdump(Row *row, char *file)
317 {
318 	int i, j, fd, m, n, dumped;
319 	uint q0, q1;
320 	Biobuf *b;
321 	char *buf, *a, *fontname;
322 	Rune *r;
323 	Column *c;
324 	Window *w, *w1;
325 	Text *t;
326 
327 	if(row->ncol == 0)
328 		return;
329 	buf = fbufalloc();
330 	if(file == nil){
331 		if(home == nil){
332 			warning(nil, "can't find file for dump: $home not defined\n");
333 			goto Rescue;
334 		}
335 		sprint(buf, "%s/acme.dump", home);
336 		file = buf;
337 	}
338 	fd = create(file, OWRITE, 0600);
339 	if(fd < 0){
340 		warning(nil, "can't open %s: %r\n", file);
341 		goto Rescue;
342 	}
343 	b = emalloc(sizeof(Biobuf));
344 	Binit(b, fd, OWRITE);
345 	r = fbufalloc();
346 	Bprint(b, "%s\n", wdir);
347 	Bprint(b, "%s\n", fontnames[0]);
348 	Bprint(b, "%s\n", fontnames[1]);
349 	for(i=0; i<row->ncol; i++){
350 		c = row->col[i];
351 		Bprint(b, "%11.7f", 100.0*(c->r.min.x-row->r.min.x)/Dx(row->r));
352 		if(i == row->ncol-1)
353 			Bputc(b, '\n');
354 		else
355 			Bputc(b, ' ');
356 	}
357 	for(i=0; i<row->ncol; i++){
358 		c = row->col[i];
359 		for(j=0; j<c->nw; j++)
360 			c->w[j]->body.file->dumpid = 0;
361 	}
362 	for(i=0; i<row->ncol; i++){
363 		c = row->col[i];
364 		for(j=0; j<c->nw; j++){
365 			w = c->w[j];
366 			wincommit(w, &w->tag);
367 			t = &w->body;
368 			/* windows owned by others get special treatment */
369 			if(w->nopen[QWevent] > 0)
370 				if(w->dumpstr == nil)
371 					continue;
372 			/* zeroxes of external windows are tossed */
373 			if(t->file->ntext > 1)
374 				for(n=0; n<t->file->ntext; n++){
375 					w1 = t->file->text[n]->w;
376 					if(w == w1)
377 						continue;
378 					if(w1->nopen[QWevent])
379 						goto Continue2;
380 				}
381 			fontname = "";
382 			if(t->reffont->f != font)
383 				fontname = t->reffont->f->name;
384 			if(t->file->nname)
385 				a = runetobyte(t->file->name, t->file->nname);
386 			else
387 				a = emalloc(1);
388 			if(t->file->dumpid){
389 				dumped = FALSE;
390 				Bprint(b, "x%11d %11d %11d %11d %11.7f %s\n", i, t->file->dumpid,
391 					w->body.q0, w->body.q1,
392 					100.0*(w->r.min.y-c->r.min.y)/Dy(c->r),
393 					fontname);
394 			}else if(w->dumpstr){
395 				dumped = FALSE;
396 				Bprint(b, "e%11d %11d %11d %11d %11.7f %s\n", i, t->file->dumpid,
397 					0, 0,
398 					100.0*(w->r.min.y-c->r.min.y)/Dy(c->r),
399 					fontname);
400 			}else if((w->dirty==FALSE && access(a, 0)==0) || w->isdir){
401 				dumped = FALSE;
402 				t->file->dumpid = w->id;
403 				Bprint(b, "f%11d %11d %11d %11d %11.7f %s\n", i, w->id,
404 					w->body.q0, w->body.q1,
405 					100.0*(w->r.min.y-c->r.min.y)/Dy(c->r),
406 					fontname);
407 			}else{
408 				dumped = TRUE;
409 				t->file->dumpid = w->id;
410 				Bprint(b, "F%11d %11d %11d %11d %11.7f %11d %s\n", i, j,
411 					w->body.q0, w->body.q1,
412 					100.0*(w->r.min.y-c->r.min.y)/Dy(c->r),
413 					w->body.file->b.nc, fontname);
414 			}
415 			free(a);
416 			winctlprint(w, buf, 0);
417 			Bwrite(b, buf, strlen(buf));
418 			m = min(RBUFSIZE, w->tag.file->b.nc);
419 			bufread(&w->tag.file->b, 0, r, m);
420 			n = 0;
421 			while(n<m && r[n]!='\n')
422 				n++;
423 			r[n++] = '\n';
424 			Bprint(b, "%.*S", n, r);
425 			if(dumped){
426 				q0 = 0;
427 				q1 = t->file->b.nc;
428 				while(q0 < q1){
429 					n = q1 - q0;
430 					if(n > BUFSIZE/UTFmax)
431 						n = BUFSIZE/UTFmax;
432 					bufread(&t->file->b, q0, r, n);
433 					Bprint(b, "%.*S", n, r);
434 					q0 += n;
435 				}
436 			}
437 			if(w->dumpstr){
438 				if(w->dumpdir)
439 					Bprint(b, "%s\n%s\n", w->dumpdir, w->dumpstr);
440 				else
441 					Bprint(b, "\n%s\n", w->dumpstr);
442 			}
443     Continue2:;
444 		}
445 	}
446 	Bterm(b);
447 	close(fd);
448 	free(b);
449 	fbuffree(r);
450 
451    Rescue:
452 	fbuffree(buf);
453 }
454 
455 static
456 char*
457 rdline(Biobuf *b, int *linep)
458 {
459 	char *l;
460 
461 	l = Brdline(b, '\n');
462 	if(l)
463 		(*linep)++;
464 	return l;
465 }
466 
467 /*
468  * Get font names from load file so we don't load fonts we won't use
469  */
470 void
471 rowloadfonts(char *file)
472 {
473 	int i;
474 	Biobuf *b;
475 	char *l;
476 
477 	b = Bopen(file, OREAD);
478 	if(b == nil)
479 		return;
480 	/* current directory */
481 	l = Brdline(b, '\n');
482 	if(l == nil)
483 		goto Return;
484 	/* global fonts */
485 	for(i=0; i<2; i++){
486 		l = Brdline(b, '\n');
487 		if(l == nil)
488 			goto Return;
489 		l[Blinelen(b)-1] = 0;
490 		if(*l && strcmp(l, fontnames[i])!=0){
491 			free(fontnames[i]);
492 			fontnames[i] = estrdup(l);
493 		}
494 	}
495     Return:
496 	Bterm(b);
497 }
498 
499 int
500 rowload(Row *row, char *file, int initing)
501 {
502 	int i, j, line, y, nr, nfontr, n, ns, ndumped, dumpid, x, fd;
503 	double percent;
504 	Biobuf *b, *bout;
505 	char *buf, *l, *t, *fontname;
506 	Rune *r, rune, *fontr;
507 	Column *c, *c1, *c2;
508 	uint q0, q1;
509 	Rectangle r1, r2;
510 	Window *w;
511 
512 	buf = fbufalloc();
513 	if(file == nil){
514 		if(home == nil){
515 			warning(nil, "can't find file for load: $home not defined\n");
516 			goto Rescue1;
517 		}
518 		sprint(buf, "%s/acme.dump", home);
519 		file = buf;
520 	}
521 	b = Bopen(file, OREAD);
522 	if(b == nil){
523 		warning(nil, "can't open load file %s: %r\n", file);
524 		goto Rescue1;
525 	}
526 	/* current directory */
527 	line = 0;
528 	l = rdline(b, &line);
529 	if(l == nil)
530 		goto Rescue2;
531 	l[Blinelen(b)-1] = 0;
532 	if(chdir(l) < 0){
533 		warning(nil, "can't chdir %s\n", l);
534 		goto Rescue2;
535 	}
536 	/* global fonts */
537 	for(i=0; i<2; i++){
538 		l = rdline(b, &line);
539 		if(l == nil)
540 			goto Rescue2;
541 		l[Blinelen(b)-1] = 0;
542 		if(*l && strcmp(l, fontnames[i])!=0)
543 			rfget(i, TRUE, i==0 && initing, l);
544 	}
545 	if(initing && row->ncol==0)
546 		rowinit(row, screen->clipr);
547 	l = rdline(b, &line);
548 	if(l == nil)
549 		goto Rescue2;
550 	j = Blinelen(b)/12;
551 	if(j<=0 || j>10)
552 		goto Rescue2;
553 	for(i=0; i<j; i++){
554 		percent = atof(l+i*12);
555 		if(percent<0 || percent>=100)
556 			goto Rescue2;
557 		x = row->r.min.x+percent*Dx(row->r)/100+0.5;
558 		if(i < row->ncol){
559 			if(i == 0)
560 				continue;
561 			c1 = row->col[i-1];
562 			c2 = row->col[i];
563 			r1 = c1->r;
564 			r2 = c2->r;
565 			if(x<Border)
566 				x = Border;
567 			r1.max.x = x-Border;
568 			r2.min.x = x;
569 			if(Dx(r1) < 50 || Dx(r2) < 50)
570 				continue;
571 			draw(screen, Rpt(r1.min, r2.max), display->white, nil, ZP);
572 			colresize(c1, r1);
573 			colresize(c2, r2);
574 			r2.min.x = x-Border;
575 			r2.max.x = x;
576 			draw(screen, r2, display->black, nil, ZP);
577 		}
578 		if(i >= row->ncol)
579 			rowadd(row, nil, x);
580 	}
581 	for(;;){
582 		l = rdline(b, &line);
583 		if(l == nil)
584 			break;
585 		dumpid = 0;
586 		switch(l[0]){
587 		case 'e':
588 			if(Blinelen(b) < 1+5*12+1)
589 				goto Rescue2;
590 			l = rdline(b, &line);	/* ctl line; ignored */
591 			if(l == nil)
592 				goto Rescue2;
593 			l = rdline(b, &line);	/* directory */
594 			if(l == nil)
595 				goto Rescue2;
596 			l[Blinelen(b)-1] = 0;
597 			if(*l == '\0'){
598 				if(home == nil)
599 					r = bytetorune("./", &nr);
600 				else{
601 					t = emalloc(strlen(home)+1+1);
602 					sprint(t, "%s/", home);
603 					r = bytetorune(t, &nr);
604 					free(t);
605 				}
606 			}else
607 				r = bytetorune(l, &nr);
608 			l = rdline(b, &line);	/* command */
609 			if(l == nil)
610 				goto Rescue2;
611 			t = emalloc(Blinelen(b)+1);
612 			memmove(t, l, Blinelen(b));
613 			run(nil, t, r, nr, TRUE, nil, nil, FALSE);
614 			/* r is freed in run() */
615 			continue;
616 		case 'f':
617 			if(Blinelen(b) < 1+5*12+1)
618 				goto Rescue2;
619 			fontname = l+1+5*12;
620 			ndumped = -1;
621 			break;
622 		case 'F':
623 			if(Blinelen(b) < 1+6*12+1)
624 				goto Rescue2;
625 			fontname = l+1+6*12;
626 			ndumped = atoi(l+1+5*12+1);
627 			break;
628 		case 'x':
629 			if(Blinelen(b) < 1+5*12+1)
630 				goto Rescue2;
631 			fontname = l+1+5*12;
632 			ndumped = -1;
633 			dumpid = atoi(l+1+1*12);
634 			break;
635 		default:
636 			goto Rescue2;
637 		}
638 		l[Blinelen(b)-1] = 0;
639 		fontr = nil;
640 		nfontr = 0;
641 		if(*fontname)
642 			fontr = bytetorune(fontname, &nfontr);
643 		i = atoi(l+1+0*12);
644 		j = atoi(l+1+1*12);
645 		q0 = atoi(l+1+2*12);
646 		q1 = atoi(l+1+3*12);
647 		percent = atof(l+1+4*12);
648 		if(i<0 || i>10)
649 			goto Rescue2;
650 		if(i > row->ncol)
651 			i = row->ncol;
652 		c = row->col[i];
653 		y = c->r.min.y+(percent*Dy(c->r))/100+0.5;
654 		if(y<c->r.min.y || y>=c->r.max.y)
655 			y = -1;
656 		if(dumpid == 0)
657 			w = coladd(c, nil, nil, y);
658 		else
659 			w = coladd(c, nil, lookid(dumpid, TRUE), y);
660 		if(w == nil)
661 			continue;
662 		w->dumpid = j;
663 		l = rdline(b, &line);
664 		if(l == nil)
665 			goto Rescue2;
666 		l[Blinelen(b)-1] = 0;
667 		r = bytetorune(l+5*12, &nr);
668 		ns = -1;
669 		for(n=0; n<nr; n++){
670 			if(r[n] == '/')
671 				ns = n;
672 			if(r[n] == ' ')
673 				break;
674 		}
675 		if(dumpid == 0)
676 			winsetname(w, r, n);
677 		for(; n<nr; n++)
678 			if(r[n] == '|')
679 				break;
680 		wincleartag(w);
681 		textinsert(&w->tag, w->tag.file->b.nc, r+n+1, nr-(n+1), TRUE);
682 		if(ndumped >= 0){
683 			/* simplest thing is to put it in a file and load that */
684 			sprint(buf, "/tmp/d%d.%.4sacme", getpid(), getuser());
685 			fd = create(buf, OWRITE, 0600);
686 			if(fd < 0){
687 				free(r);
688 				warning(nil, "can't create temp file: %r\n");
689 				goto Rescue2;
690 			}
691 			bout = emalloc(sizeof(Biobuf));
692 			Binit(bout, fd, OWRITE);
693 			for(n=0; n<ndumped; n++){
694 				rune = Bgetrune(b);
695 				if(rune == '\n')
696 					line++;
697 				if(rune == (Rune)Beof){
698 					free(r);
699 					Bterm(bout);
700 					free(bout);
701 					close(fd);
702 					goto Rescue2;
703 				}
704 				Bputrune(bout, rune);
705 			}
706 			Bterm(bout);
707 			free(bout);
708 			textload(&w->body, 0, buf, 1);
709 			remove(buf);
710 			close(fd);
711 			w->body.file->mod = TRUE;
712 			for(n=0; n<w->body.file->ntext; n++)
713 				w->body.file->text[n]->w->dirty = TRUE;
714 			winsettag(w);
715 		}else if(dumpid==0 && r[ns+1]!='+' && r[ns+1]!='-')
716 			get(&w->body, nil, nil, FALSE, XXX, nil, 0);
717 		if(fontr){
718 			fontx(&w->body, nil, nil, 0, 0, fontr, nfontr);
719 			free(fontr);
720 		}
721 		free(r);
722 		if(q0>w->body.file->b.nc || q1>w->body.file->b.nc || q0>q1)
723 			q0 = q1 = 0;
724 		textshow(&w->body, q0, q1, 1);
725 		w->maxlines = min(w->body.fr.nlines, max(w->maxlines, w->body.fr.maxlines));
726 	}
727 	Bterm(b);
728 
729 	fbuffree(buf);
730 	return TRUE;
731 
732 Rescue2:
733 	warning(nil, "bad load file %s:%d\n", file, line);
734 	Bterm(b);
735 Rescue1:
736 	fbuffree(buf);
737 	return FALSE;
738 }
739 
740 void
741 allwindows(void (*f)(Window*, void*), void *arg)
742 {
743 	int i, j;
744 	Column *c;
745 
746 	for(i=0; i<row.ncol; i++){
747 		c = row.col[i];
748 		for(j=0; j<c->nw; j++)
749 			(*f)(c->w[j], arg);
750 	}
751 }