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 	p = mouse->xy;
168 	if((abs(p.x-op.x)<5 && abs(p.y-op.y)<5))
169 		return;
170 	if((i>0 && p.x<row->col[i-1]->r.min.x) || (i<row->ncol-1 && p.x>c->r.max.x)){
171 		/* shuffle */
172 		x = c->r.min.x;
173 		rowclose(row, c, FALSE);
174 		if(rowadd(row, c, p.x) == nil)	/* whoops! */
175 		if(rowadd(row, c, x) == nil)		/* WHOOPS! */
176 		if(rowadd(row, c, -1)==nil){		/* shit! */
177 			rowclose(row, c, TRUE);
178 			return;
179 		}
180 		colmousebut(c);
181 		return;
182 	}
183 	if(i == 0)
184 		return;
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 	row->ncol--;
221 	memmove(row->col+i, row->col+i+1, (row->ncol-i)*sizeof(Column*));
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 			/* Expand tag if necessary */
286 			if(t->what == Tag){
287 				t->w->tagsafe = FALSE;
288 				if(r == '\n')
289 					t->w->tagexpand = TRUE;
290 				winresize(w, w->r, TRUE, TRUE);
291 			}
292 			winunlock(w);
293 		}
294 	}
295 	qunlock(&row->lk);
296 	return t;
297 }
298 
299 int
300 rowclean(Row *row)
301 {
302 	int clean;
303 	int i;
304 
305 	clean = TRUE;
306 	for(i=0; i<row->ncol; i++)
307 		clean &= colclean(row->col[i]);
308 	return clean;
309 }
310 
311 void
312 rowdump(Row *row, char *file)
313 {
314 	int i, j, fd, m, n, dumped;
315 	uint q0, q1;
316 	Biobuf *b;
317 	char *buf, *a, *fontname;
318 	Rune *r;
319 	Column *c;
320 	Window *w, *w1;
321 	Text *t;
322 
323 	if(row->ncol == 0)
324 		return;
325 	buf = fbufalloc();
326 	if(file == nil){
327 		if(home == nil){
328 			warning(nil, "can't find file for dump: $home not defined\n");
329 			goto Rescue;
330 		}
331 		sprint(buf, "%s/acme.dump", home);
332 		file = buf;
333 	}
334 	fd = create(file, OWRITE, 0600);
335 	if(fd < 0){
336 		warning(nil, "can't open %s: %r\n", file);
337 		goto Rescue;
338 	}
339 	b = emalloc(sizeof(Biobuf));
340 	Binit(b, fd, OWRITE);
341 	r = fbufalloc();
342 	Bprint(b, "%s\n", wdir);
343 	Bprint(b, "%s\n", fontnames[0]);
344 	Bprint(b, "%s\n", fontnames[1]);
345 	for(i=0; i<row->ncol; i++){
346 		c = row->col[i];
347 		Bprint(b, "%11.7f", 100.0*(c->r.min.x-row->r.min.x)/Dx(row->r));
348 		if(i == row->ncol-1)
349 			Bputc(b, '\n');
350 		else
351 			Bputc(b, ' ');
352 	}
353 	for(i=0; i<row->ncol; i++){
354 		c = row->col[i];
355 		for(j=0; j<c->nw; j++)
356 			c->w[j]->body.file->dumpid = 0;
357 	}
358 	m = min(RBUFSIZE, row->tag.file->b.nc);
359 	bufread(&row->tag.file->b, 0, r, m);
360 	n = 0;
361 	while(n<m && r[n]!='\n')
362 		n++;
363 	Bprint(b, "w %.*S\n", n, r);
364 	for(i=0; i<row->ncol; i++){
365 		c = row->col[i];
366 		m = min(RBUFSIZE, c->tag.file->b.nc);
367 		bufread(&c->tag.file->b, 0, r, m);
368 		n = 0;
369 		while(n<m && r[n]!='\n')
370 			n++;
371 		Bprint(b, "c%11d %.*S\n", i, n, r);
372 	}
373 	for(i=0; i<row->ncol; i++){
374 		c = row->col[i];
375 		for(j=0; j<c->nw; j++){
376 			w = c->w[j];
377 			wincommit(w, &w->tag);
378 			t = &w->body;
379 			/* windows owned by others get special treatment */
380 			if(w->nopen[QWevent] > 0)
381 				if(w->dumpstr == nil)
382 					continue;
383 			/* zeroxes of external windows are tossed */
384 			if(t->file->ntext > 1)
385 				for(n=0; n<t->file->ntext; n++){
386 					w1 = t->file->text[n]->w;
387 					if(w == w1)
388 						continue;
389 					if(w1->nopen[QWevent])
390 						goto Continue2;
391 				}
392 			fontname = "";
393 			if(t->reffont->f != font)
394 				fontname = t->reffont->f->name;
395 			if(t->file->nname)
396 				a = runetobyte(t->file->name, t->file->nname);
397 			else
398 				a = emalloc(1);
399 			if(t->file->dumpid){
400 				dumped = FALSE;
401 				Bprint(b, "x%11d %11d %11d %11d %11.7f %s\n", i, t->file->dumpid,
402 					w->body.q0, w->body.q1,
403 					100.0*(w->r.min.y-c->r.min.y)/Dy(c->r),
404 					fontname);
405 			}else if(w->dumpstr){
406 				dumped = FALSE;
407 				Bprint(b, "e%11d %11d %11d %11d %11.7f %s\n", i, t->file->dumpid,
408 					0, 0,
409 					100.0*(w->r.min.y-c->r.min.y)/Dy(c->r),
410 					fontname);
411 			}else if((w->dirty==FALSE && access(a, 0)==0) || w->isdir){
412 				dumped = FALSE;
413 				t->file->dumpid = w->id;
414 				Bprint(b, "f%11d %11d %11d %11d %11.7f %s\n", i, w->id,
415 					w->body.q0, w->body.q1,
416 					100.0*(w->r.min.y-c->r.min.y)/Dy(c->r),
417 					fontname);
418 			}else{
419 				dumped = TRUE;
420 				t->file->dumpid = w->id;
421 				Bprint(b, "F%11d %11d %11d %11d %11.7f %11d %s\n", i, j,
422 					w->body.q0, w->body.q1,
423 					100.0*(w->r.min.y-c->r.min.y)/Dy(c->r),
424 					w->body.file->b.nc, fontname);
425 			}
426 			free(a);
427 			winctlprint(w, buf, 0);
428 			Bwrite(b, buf, strlen(buf));
429 			m = min(RBUFSIZE, w->tag.file->b.nc);
430 			bufread(&w->tag.file->b, 0, r, m);
431 			n = 0;
432 			while(n<m && r[n]!='\n')
433 				n++;
434 			Bprint(b, "%.*S\n", n, r);
435 			if(dumped){
436 				q0 = 0;
437 				q1 = t->file->b.nc;
438 				while(q0 < q1){
439 					n = q1 - q0;
440 					if(n > BUFSIZE/UTFmax)
441 						n = BUFSIZE/UTFmax;
442 					bufread(&t->file->b, q0, r, n);
443 					Bprint(b, "%.*S", n, r);
444 					q0 += n;
445 				}
446 			}
447 			if(w->dumpstr){
448 				if(w->dumpdir)
449 					Bprint(b, "%s\n%s\n", w->dumpdir, w->dumpstr);
450 				else
451 					Bprint(b, "\n%s\n", w->dumpstr);
452 			}
453     Continue2:;
454 		}
455 	}
456 	Bterm(b);
457 	close(fd);
458 	free(b);
459 	fbuffree(r);
460 
461    Rescue:
462 	fbuffree(buf);
463 }
464 
465 static
466 char*
467 rdline(Biobuf *b, int *linep)
468 {
469 	char *l;
470 
471 	l = Brdline(b, '\n');
472 	if(l)
473 		(*linep)++;
474 	return l;
475 }
476 
477 /*
478  * Get font names from load file so we don't load fonts we won't use
479  */
480 void
481 rowloadfonts(char *file)
482 {
483 	int i;
484 	Biobuf *b;
485 	char *l;
486 
487 	b = Bopen(file, OREAD);
488 	if(b == nil)
489 		return;
490 	/* current directory */
491 	l = Brdline(b, '\n');
492 	if(l == nil)
493 		goto Return;
494 	/* global fonts */
495 	for(i=0; i<2; i++){
496 		l = Brdline(b, '\n');
497 		if(l == nil)
498 			goto Return;
499 		l[Blinelen(b)-1] = 0;
500 		if(*l && strcmp(l, fontnames[i])!=0){
501 			free(fontnames[i]);
502 			fontnames[i] = estrdup(l);
503 		}
504 	}
505     Return:
506 	Bterm(b);
507 }
508 
509 int
510 rowload(Row *row, char *file, int initing)
511 {
512 	int i, j, line, y, nr, nfontr, n, ns, ndumped, dumpid, x, fd, done;
513 	double percent;
514 	Biobuf *b, *bout;
515 	char *buf, *l, *t, *fontname;
516 	Rune *r, rune, *fontr;
517 	Column *c, *c1, *c2;
518 	uint q0, q1;
519 	Rectangle r1, r2;
520 	Window *w;
521 
522 	buf = fbufalloc();
523 	if(file == nil){
524 		if(home == nil){
525 			warning(nil, "can't find file for load: $home not defined\n");
526 			goto Rescue1;
527 		}
528 		sprint(buf, "%s/acme.dump", home);
529 		file = buf;
530 	}
531 	b = Bopen(file, OREAD);
532 	if(b == nil){
533 		warning(nil, "can't open load file %s: %r\n", file);
534 		goto Rescue1;
535 	}
536 	/* current directory */
537 	line = 0;
538 	l = rdline(b, &line);
539 	if(l == nil)
540 		goto Rescue2;
541 	l[Blinelen(b)-1] = 0;
542 	if(chdir(l) < 0){
543 		warning(nil, "can't chdir %s\n", l);
544 		goto Rescue2;
545 	}
546 	/* global fonts */
547 	for(i=0; i<2; i++){
548 		l = rdline(b, &line);
549 		if(l == nil)
550 			goto Rescue2;
551 		l[Blinelen(b)-1] = 0;
552 		if(*l && strcmp(l, fontnames[i])!=0)
553 			rfget(i, TRUE, i==0 && initing, l);
554 	}
555 	if(initing && row->ncol==0)
556 		rowinit(row, screen->clipr);
557 	l = rdline(b, &line);
558 	if(l == nil)
559 		goto Rescue2;
560 	j = Blinelen(b)/12;
561 	if(j<=0 || j>10)
562 		goto Rescue2;
563 	for(i=0; i<j; i++){
564 		percent = atof(l+i*12);
565 		if(percent<0 || percent>=100)
566 			goto Rescue2;
567 		x = row->r.min.x+percent*Dx(row->r)/100+0.5;
568 		if(i < row->ncol){
569 			if(i == 0)
570 				continue;
571 			c1 = row->col[i-1];
572 			c2 = row->col[i];
573 			r1 = c1->r;
574 			r2 = c2->r;
575 			if(x<Border)
576 				x = Border;
577 			r1.max.x = x-Border;
578 			r2.min.x = x;
579 			if(Dx(r1) < 50 || Dx(r2) < 50)
580 				continue;
581 			draw(screen, Rpt(r1.min, r2.max), display->white, nil, ZP);
582 			colresize(c1, r1);
583 			colresize(c2, r2);
584 			r2.min.x = x-Border;
585 			r2.max.x = x;
586 			draw(screen, r2, display->black, nil, ZP);
587 		}
588 		if(i >= row->ncol)
589 			rowadd(row, nil, x);
590 	}
591 	done = 0;
592 	while(!done){
593 		l = rdline(b, &line);
594 		if(l == nil)
595 			break;
596 		switch(l[0]){
597 		case 'c':
598 			l[Blinelen(b)-1] = 0;
599 			i = atoi(l+1+0*12);
600 			r = bytetorune(l+1*12, &nr);
601 			ns = -1;
602 			for(n=0; n<nr; n++){
603 				if(r[n] == '/')
604 					ns = n;
605 				if(r[n] == ' ')
606 					break;
607 			}
608 			textdelete(&row->col[i]->tag, 0, row->col[i]->tag.file->b.nc, TRUE);
609 			textinsert(&row->col[i]->tag, 0, r+n+1, nr-(n+1), TRUE);
610 			break;
611 		case 'w':
612 			l[Blinelen(b)-1] = 0;
613 			r = bytetorune(l+2, &nr);
614 			ns = -1;
615 			for(n=0; n<nr; n++){
616 				if(r[n] == '/')
617 					ns = n;
618 				if(r[n] == ' ')
619 					break;
620 			}
621 			textdelete(&row->tag, 0, row->tag.file->b.nc, TRUE);
622 			textinsert(&row->tag, 0, r, nr, TRUE);
623 			break;
624 		default:
625 			done = 1;
626 			break;
627 		}
628 	}
629 	for(;;){
630 		dumpid = 0;
631 		switch(l[0]){
632 		case 'e':
633 			if(Blinelen(b) < 1+5*12+1)
634 				goto Rescue2;
635 			l = rdline(b, &line);	/* ctl line; ignored */
636 			if(l == nil)
637 				goto Rescue2;
638 			l = rdline(b, &line);	/* directory */
639 			if(l == nil)
640 				goto Rescue2;
641 			l[Blinelen(b)-1] = 0;
642 			if(*l == '\0'){
643 				if(home == nil)
644 					r = bytetorune("./", &nr);
645 				else{
646 					t = emalloc(strlen(home)+1+1);
647 					sprint(t, "%s/", home);
648 					r = bytetorune(t, &nr);
649 					free(t);
650 				}
651 			}else
652 				r = bytetorune(l, &nr);
653 			l = rdline(b, &line);	/* command */
654 			if(l == nil)
655 				goto Rescue2;
656 			t = emalloc(Blinelen(b)+1);
657 			memmove(t, l, Blinelen(b));
658 			run(nil, t, r, nr, TRUE, nil, nil, FALSE);
659 			/* r is freed in run() */
660 			continue;
661 		case 'f':
662 			if(Blinelen(b) < 1+5*12+1)
663 				goto Rescue2;
664 			fontname = l+1+5*12;
665 			ndumped = -1;
666 			break;
667 		case 'F':
668 			if(Blinelen(b) < 1+6*12+1)
669 				goto Rescue2;
670 			fontname = l+1+6*12;
671 			ndumped = atoi(l+1+5*12+1);
672 			break;
673 		case 'x':
674 			if(Blinelen(b) < 1+5*12+1)
675 				goto Rescue2;
676 			fontname = l+1+5*12;
677 			ndumped = -1;
678 			dumpid = atoi(l+1+1*12);
679 			break;
680 		default:
681 			goto Rescue2;
682 		}
683 		l[Blinelen(b)-1] = 0;
684 		fontr = nil;
685 		nfontr = 0;
686 		if(*fontname)
687 			fontr = bytetorune(fontname, &nfontr);
688 		i = atoi(l+1+0*12);
689 		j = atoi(l+1+1*12);
690 		q0 = atoi(l+1+2*12);
691 		q1 = atoi(l+1+3*12);
692 		percent = atof(l+1+4*12);
693 		if(i<0 || i>10)
694 			goto Rescue2;
695 		if(i > row->ncol)
696 			i = row->ncol;
697 		c = row->col[i];
698 		y = c->r.min.y+(percent*Dy(c->r))/100+0.5;
699 		if(y<c->r.min.y || y>=c->r.max.y)
700 			y = -1;
701 		if(dumpid == 0)
702 			w = coladd(c, nil, nil, y);
703 		else
704 			w = coladd(c, nil, lookid(dumpid, TRUE), y);
705 		if(w == nil)
706 			continue;
707 		w->dumpid = j;
708 		l = rdline(b, &line);
709 		if(l == nil)
710 			goto Rescue2;
711 		l[Blinelen(b)-1] = 0;
712 		r = bytetorune(l+5*12, &nr);
713 		ns = -1;
714 		for(n=0; n<nr; n++){
715 			if(r[n] == '/')
716 				ns = n;
717 			if(r[n] == ' ')
718 				break;
719 		}
720 		if(dumpid == 0)
721 			winsetname(w, r, n);
722 		for(; n<nr; n++)
723 			if(r[n] == '|')
724 				break;
725 		wincleartag(w);
726 		textinsert(&w->tag, w->tag.file->b.nc, r+n+1, nr-(n+1), TRUE);
727 		if(ndumped >= 0){
728 			/* simplest thing is to put it in a file and load that */
729 			sprint(buf, "/tmp/d%d.%.4sacme", getpid(), getuser());
730 			fd = create(buf, OWRITE, 0600);
731 			if(fd < 0){
732 				free(r);
733 				warning(nil, "can't create temp file: %r\n");
734 				goto Rescue2;
735 			}
736 			bout = emalloc(sizeof(Biobuf));
737 			Binit(bout, fd, OWRITE);
738 			for(n=0; n<ndumped; n++){
739 				rune = Bgetrune(b);
740 				if(rune == '\n')
741 					line++;
742 				if(rune == (Rune)Beof){
743 					free(r);
744 					Bterm(bout);
745 					free(bout);
746 					close(fd);
747 					remove(buf);
748 					goto Rescue2;
749 				}
750 				Bputrune(bout, rune);
751 			}
752 			Bterm(bout);
753 			free(bout);
754 			textload(&w->body, 0, buf, 1);
755 			remove(buf);
756 			close(fd);
757 			w->body.file->mod = TRUE;
758 			for(n=0; n<w->body.file->ntext; n++)
759 				w->body.file->text[n]->w->dirty = TRUE;
760 			winsettag(w);
761 		}else if(dumpid==0 && r[ns+1]!='+' && r[ns+1]!='-')
762 			get(&w->body, nil, nil, FALSE, XXX, nil, 0);
763 		if(fontr){
764 			fontx(&w->body, nil, nil, 0, 0, fontr, nfontr);
765 			free(fontr);
766 		}
767 		free(r);
768 		if(q0>w->body.file->b.nc || q1>w->body.file->b.nc || q0>q1)
769 			q0 = q1 = 0;
770 		textshow(&w->body, q0, q1, 1);
771 		w->maxlines = min(w->body.fr.nlines, max(w->maxlines, w->body.fr.maxlines));
772 		l = rdline(b, &line);
773 		if(l == nil)
774 			break;
775 	}
776 	Bterm(b);
777 	fbuffree(buf);
778 	return TRUE;
779 
780 Rescue2:
781 	warning(nil, "bad load file %s:%d\n", file, line);
782 	Bterm(b);
783 Rescue1:
784 	fbuffree(buf);
785 	return FALSE;
786 }
787 
788 void
789 allwindows(void (*f)(Window*, void*), void *arg)
790 {
791 	int i, j;
792 	Column *c;
793 
794 	for(i=0; i<row.ncol; i++){
795 		c = row.col[i];
796 		for(j=0; j<c->nw; j++)
797 			(*f)(c->w[j], arg);
798 	}
799 }