pl_7.c revision 1.1 1 1.1 cgd /*
2 1.1 cgd * Copyright (c) 1983 Regents of the University of California.
3 1.1 cgd * All rights reserved.
4 1.1 cgd *
5 1.1 cgd * Redistribution and use in source and binary forms, with or without
6 1.1 cgd * modification, are permitted provided that the following conditions
7 1.1 cgd * are met:
8 1.1 cgd * 1. Redistributions of source code must retain the above copyright
9 1.1 cgd * notice, this list of conditions and the following disclaimer.
10 1.1 cgd * 2. Redistributions in binary form must reproduce the above copyright
11 1.1 cgd * notice, this list of conditions and the following disclaimer in the
12 1.1 cgd * documentation and/or other materials provided with the distribution.
13 1.1 cgd * 3. All advertising materials mentioning features or use of this software
14 1.1 cgd * must display the following acknowledgement:
15 1.1 cgd * This product includes software developed by the University of
16 1.1 cgd * California, Berkeley and its contributors.
17 1.1 cgd * 4. Neither the name of the University nor the names of its contributors
18 1.1 cgd * may be used to endorse or promote products derived from this software
19 1.1 cgd * without specific prior written permission.
20 1.1 cgd *
21 1.1 cgd * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
22 1.1 cgd * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23 1.1 cgd * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24 1.1 cgd * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
25 1.1 cgd * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
26 1.1 cgd * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
27 1.1 cgd * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
28 1.1 cgd * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
29 1.1 cgd * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
30 1.1 cgd * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
31 1.1 cgd * SUCH DAMAGE.
32 1.1 cgd */
33 1.1 cgd
34 1.1 cgd #ifndef lint
35 1.1 cgd static char sccsid[] = "@(#)pl_7.c 5.7 (Berkeley) 2/28/91";
36 1.1 cgd #endif /* not lint */
37 1.1 cgd
38 1.1 cgd #include "player.h"
39 1.1 cgd
40 1.1 cgd /*
41 1.1 cgd * Display interface
42 1.1 cgd */
43 1.1 cgd
44 1.1 cgd static char sc_hasprompt;
45 1.1 cgd static char *sc_prompt;
46 1.1 cgd static char *sc_buf;
47 1.1 cgd static int sc_line;
48 1.1 cgd
49 1.1 cgd initscreen()
50 1.1 cgd {
51 1.1 cgd /* initscr() already done in SCREENTEST() */
52 1.1 cgd view_w = newwin(VIEW_Y, VIEW_X, VIEW_T, VIEW_L);
53 1.1 cgd slot_w = newwin(SLOT_Y, SLOT_X, SLOT_T, SLOT_L);
54 1.1 cgd scroll_w = newwin(SCROLL_Y, SCROLL_X, SCROLL_T, SCROLL_L);
55 1.1 cgd stat_w = newwin(STAT_Y, STAT_X, STAT_T, STAT_L);
56 1.1 cgd turn_w = newwin(TURN_Y, TURN_X, TURN_T, TURN_L);
57 1.1 cgd done_curses++;
58 1.1 cgd (void) leaveok(view_w, 1);
59 1.1 cgd (void) leaveok(slot_w, 1);
60 1.1 cgd (void) leaveok(stat_w, 1);
61 1.1 cgd (void) leaveok(turn_w, 1);
62 1.1 cgd #ifdef SIGTSTP
63 1.1 cgd {
64 1.1 cgd void susp();
65 1.1 cgd (void) signal(SIGTSTP, susp);
66 1.1 cgd }
67 1.1 cgd #endif
68 1.1 cgd noecho();
69 1.1 cgd crmode();
70 1.1 cgd }
71 1.1 cgd
72 1.1 cgd cleanupscreen()
73 1.1 cgd {
74 1.1 cgd /* alarm already turned off */
75 1.1 cgd if (done_curses) {
76 1.1 cgd (void) wmove(scroll_w, SCROLL_Y - 1, 0);
77 1.1 cgd (void) wclrtoeol(scroll_w);
78 1.1 cgd draw_screen();
79 1.1 cgd endwin();
80 1.1 cgd }
81 1.1 cgd }
82 1.1 cgd
83 1.1 cgd void
84 1.1 cgd newturn()
85 1.1 cgd {
86 1.1 cgd repaired = loaded = fired = changed = 0;
87 1.1 cgd movebuf[0] = '\0';
88 1.1 cgd
89 1.1 cgd (void) alarm(0);
90 1.1 cgd if (mf->readyL & R_LOADING)
91 1.1 cgd if (mf->readyL & R_DOUBLE)
92 1.1 cgd mf->readyL = R_LOADING;
93 1.1 cgd else
94 1.1 cgd mf->readyL = R_LOADED;
95 1.1 cgd if (mf->readyR & R_LOADING)
96 1.1 cgd if (mf->readyR & R_DOUBLE)
97 1.1 cgd mf->readyR = R_LOADING;
98 1.1 cgd else
99 1.1 cgd mf->readyR = R_LOADED;
100 1.1 cgd if (!hasdriver)
101 1.1 cgd Write(W_DDEAD, SHIP(0), 0, 0, 0, 0, 0);
102 1.1 cgd
103 1.1 cgd if (sc_hasprompt) {
104 1.1 cgd (void) wmove(scroll_w, sc_line, 0);
105 1.1 cgd (void) wclrtoeol(scroll_w);
106 1.1 cgd }
107 1.1 cgd if (Sync() < 0)
108 1.1 cgd leave(LEAVE_SYNC);
109 1.1 cgd if (!hasdriver)
110 1.1 cgd leave(LEAVE_DRIVER);
111 1.1 cgd if (sc_hasprompt)
112 1.1 cgd (void) wprintw(scroll_w, "%s%s", sc_prompt, sc_buf);
113 1.1 cgd
114 1.1 cgd if (turn % 50 == 0)
115 1.1 cgd Write(W_ALIVE, SHIP(0), 0, 0, 0, 0, 0);
116 1.1 cgd if (mf->FS && (!mc->rig1 || windspeed == 6))
117 1.1 cgd Write(W_FS, ms, 0, 0, 0, 0, 0);
118 1.1 cgd if (mf->FS == 1)
119 1.1 cgd Write(W_FS, ms, 0, 2, 0, 0, 0);
120 1.1 cgd
121 1.1 cgd if (mf->struck)
122 1.1 cgd leave(LEAVE_QUIT);
123 1.1 cgd if (mf->captured != 0)
124 1.1 cgd leave(LEAVE_CAPTURED);
125 1.1 cgd if (windspeed == 7)
126 1.1 cgd leave(LEAVE_HURRICAN);
127 1.1 cgd
128 1.1 cgd adjustview();
129 1.1 cgd draw_screen();
130 1.1 cgd
131 1.1 cgd (void) signal(SIGALRM, newturn);
132 1.1 cgd (void) alarm(7);
133 1.1 cgd }
134 1.1 cgd
135 1.1 cgd /*VARARGS2*/
136 1.1 cgd Signal(fmt, ship, a, b, c, d)
137 1.1 cgd char *fmt;
138 1.1 cgd register struct ship *ship;
139 1.1 cgd int a, b, c, d;
140 1.1 cgd {
141 1.1 cgd if (!done_curses)
142 1.1 cgd return;
143 1.1 cgd if (*fmt == '\7')
144 1.1 cgd putchar(*fmt++);
145 1.1 cgd if (ship == 0)
146 1.1 cgd (void) wprintw(scroll_w, fmt, a, b, c, d);
147 1.1 cgd else
148 1.1 cgd (void) wprintw(scroll_w, fmt, ship->shipname,
149 1.1 cgd colours(ship), sterncolour(ship), a, b, c, d);
150 1.1 cgd Scroll();
151 1.1 cgd }
152 1.1 cgd
153 1.1 cgd Scroll()
154 1.1 cgd {
155 1.1 cgd if (++sc_line >= SCROLL_Y)
156 1.1 cgd sc_line = 0;
157 1.1 cgd (void) wmove(scroll_w, sc_line, 0);
158 1.1 cgd (void) wclrtoeol(scroll_w);
159 1.1 cgd }
160 1.1 cgd
161 1.1 cgd prompt(p, ship)
162 1.1 cgd register char *p;
163 1.1 cgd struct ship *ship;
164 1.1 cgd {
165 1.1 cgd static char buf[60];
166 1.1 cgd
167 1.1 cgd if (ship != 0) {
168 1.1 cgd (void)sprintf(buf, p, ship->shipname, colours(ship),
169 1.1 cgd sterncolour(ship));
170 1.1 cgd p = buf;
171 1.1 cgd }
172 1.1 cgd sc_prompt = p;
173 1.1 cgd sc_buf = "";
174 1.1 cgd sc_hasprompt = 1;
175 1.1 cgd (void) waddstr(scroll_w, p);
176 1.1 cgd }
177 1.1 cgd
178 1.1 cgd endprompt(flag)
179 1.1 cgd char flag;
180 1.1 cgd {
181 1.1 cgd sc_hasprompt = 0;
182 1.1 cgd if (flag)
183 1.1 cgd Scroll();
184 1.1 cgd }
185 1.1 cgd
186 1.1 cgd sgetch(p, ship, flag)
187 1.1 cgd char *p;
188 1.1 cgd struct ship *ship;
189 1.1 cgd char flag;
190 1.1 cgd {
191 1.1 cgd register c;
192 1.1 cgd
193 1.1 cgd prompt(p, ship);
194 1.1 cgd blockalarm();
195 1.1 cgd (void) wrefresh(scroll_w);
196 1.1 cgd unblockalarm();
197 1.1 cgd while ((c = wgetch(scroll_w)) == EOF)
198 1.1 cgd ;
199 1.1 cgd if (flag && c >= ' ' && c < 0x7f)
200 1.1 cgd (void) waddch(scroll_w, c);
201 1.1 cgd endprompt(flag);
202 1.1 cgd return c;
203 1.1 cgd }
204 1.1 cgd
205 1.1 cgd sgetstr(pr, buf, n)
206 1.1 cgd char *pr;
207 1.1 cgd register char *buf;
208 1.1 cgd register n;
209 1.1 cgd {
210 1.1 cgd register c;
211 1.1 cgd register char *p = buf;
212 1.1 cgd
213 1.1 cgd prompt(pr, (struct ship *)0);
214 1.1 cgd sc_buf = buf;
215 1.1 cgd for (;;) {
216 1.1 cgd *p = 0;
217 1.1 cgd blockalarm();
218 1.1 cgd (void) wrefresh(scroll_w);
219 1.1 cgd unblockalarm();
220 1.1 cgd while ((c = wgetch(scroll_w)) == EOF)
221 1.1 cgd ;
222 1.1 cgd switch (c) {
223 1.1 cgd case '\n':
224 1.1 cgd case '\r':
225 1.1 cgd endprompt(1);
226 1.1 cgd return;
227 1.1 cgd case '\b':
228 1.1 cgd if (p > buf) {
229 1.1 cgd (void) waddstr(scroll_w, "\b \b");
230 1.1 cgd p--;
231 1.1 cgd }
232 1.1 cgd break;
233 1.1 cgd default:
234 1.1 cgd if (c >= ' ' && c < 0x7f && p < buf + n - 1) {
235 1.1 cgd *p++ = c;
236 1.1 cgd (void) waddch(scroll_w, c);
237 1.1 cgd } else
238 1.1 cgd (void) putchar(CTRL('g'));
239 1.1 cgd }
240 1.1 cgd }
241 1.1 cgd }
242 1.1 cgd
243 1.1 cgd draw_screen()
244 1.1 cgd {
245 1.1 cgd draw_view();
246 1.1 cgd draw_turn();
247 1.1 cgd draw_stat();
248 1.1 cgd draw_slot();
249 1.1 cgd (void) wrefresh(scroll_w); /* move the cursor */
250 1.1 cgd }
251 1.1 cgd
252 1.1 cgd draw_view()
253 1.1 cgd {
254 1.1 cgd register struct ship *sp;
255 1.1 cgd
256 1.1 cgd (void) werase(view_w);
257 1.1 cgd foreachship(sp) {
258 1.1 cgd if (sp->file->dir
259 1.1 cgd && sp->file->row > viewrow
260 1.1 cgd && sp->file->row < viewrow + VIEW_Y
261 1.1 cgd && sp->file->col > viewcol
262 1.1 cgd && sp->file->col < viewcol + VIEW_X) {
263 1.1 cgd (void) wmove(view_w, sp->file->row - viewrow,
264 1.1 cgd sp->file->col - viewcol);
265 1.1 cgd (void) waddch(view_w, colours(sp));
266 1.1 cgd (void) wmove(view_w,
267 1.1 cgd sternrow(sp) - viewrow,
268 1.1 cgd sterncol(sp) - viewcol);
269 1.1 cgd (void) waddch(view_w, sterncolour(sp));
270 1.1 cgd }
271 1.1 cgd }
272 1.1 cgd (void) wrefresh(view_w);
273 1.1 cgd }
274 1.1 cgd
275 1.1 cgd draw_turn()
276 1.1 cgd {
277 1.1 cgd (void) wmove(turn_w, 0, 0);
278 1.1 cgd (void) wprintw(turn_w, "%cTurn %d", dont_adjust?'*':'-', turn);
279 1.1 cgd (void) wrefresh(turn_w);
280 1.1 cgd }
281 1.1 cgd
282 1.1 cgd draw_stat()
283 1.1 cgd {
284 1.1 cgd (void) wmove(stat_w, STAT_1, 0);
285 1.1 cgd (void) wprintw(stat_w, "Points %3d\n", mf->points);
286 1.1 cgd (void) wprintw(stat_w, "Fouls %2d\n", fouled(ms));
287 1.1 cgd (void) wprintw(stat_w, "Grapples %2d\n", grappled(ms));
288 1.1 cgd
289 1.1 cgd (void) wmove(stat_w, STAT_2, 0);
290 1.1 cgd (void) wprintw(stat_w, " 0 %c(%c)\n",
291 1.1 cgd maxmove(ms, winddir + 3, -1) + '0',
292 1.1 cgd maxmove(ms, winddir + 3, 1) + '0');
293 1.1 cgd (void) waddstr(stat_w, " \\|/\n");
294 1.1 cgd (void) wprintw(stat_w, " -^-%c(%c)\n",
295 1.1 cgd maxmove(ms, winddir + 2, -1) + '0',
296 1.1 cgd maxmove(ms, winddir + 2, 1) + '0');
297 1.1 cgd (void) waddstr(stat_w, " /|\\\n");
298 1.1 cgd (void) wprintw(stat_w, " | %c(%c)\n",
299 1.1 cgd maxmove(ms, winddir + 1, -1) + '0',
300 1.1 cgd maxmove(ms, winddir + 1, 1) + '0');
301 1.1 cgd (void) wprintw(stat_w, " %c(%c)\n",
302 1.1 cgd maxmove(ms, winddir, -1) + '0',
303 1.1 cgd maxmove(ms, winddir, 1) + '0');
304 1.1 cgd
305 1.1 cgd (void) wmove(stat_w, STAT_3, 0);
306 1.1 cgd (void) wprintw(stat_w, "Load %c%c %c%c\n",
307 1.1 cgd loadname[mf->loadL], readyname(mf->readyL),
308 1.1 cgd loadname[mf->loadR], readyname(mf->readyR));
309 1.1 cgd (void) wprintw(stat_w, "Hull %2d\n", mc->hull);
310 1.1 cgd (void) wprintw(stat_w, "Crew %2d %2d %2d\n",
311 1.1 cgd mc->crew1, mc->crew2, mc->crew3);
312 1.1 cgd (void) wprintw(stat_w, "Guns %2d %2d\n", mc->gunL, mc->gunR);
313 1.1 cgd (void) wprintw(stat_w, "Carr %2d %2d\n", mc->carL, mc->carR);
314 1.1 cgd (void) wprintw(stat_w, "Rigg %d %d %d ", mc->rig1, mc->rig2, mc->rig3);
315 1.1 cgd if (mc->rig4 < 0)
316 1.1 cgd (void) waddch(stat_w, '-');
317 1.1 cgd else
318 1.1 cgd (void) wprintw(stat_w, "%d", mc->rig4);
319 1.1 cgd (void) wrefresh(stat_w);
320 1.1 cgd }
321 1.1 cgd
322 1.1 cgd draw_slot()
323 1.1 cgd {
324 1.1 cgd if (!boarding(ms, 0)) {
325 1.1 cgd (void) mvwaddstr(slot_w, 0, 0, " ");
326 1.1 cgd (void) mvwaddstr(slot_w, 1, 0, " ");
327 1.1 cgd } else
328 1.1 cgd (void) mvwaddstr(slot_w, 1, 0, "OBP");
329 1.1 cgd if (!boarding(ms, 1)) {
330 1.1 cgd (void) mvwaddstr(slot_w, 2, 0, " ");
331 1.1 cgd (void) mvwaddstr(slot_w, 3, 0, " ");
332 1.1 cgd } else
333 1.1 cgd (void) mvwaddstr(slot_w, 3, 0, "DBP");
334 1.1 cgd
335 1.1 cgd (void) wmove(slot_w, SLOT_Y-4, 0);
336 1.1 cgd if (mf->RH)
337 1.1 cgd (void) wprintw(slot_w, "%dRH", mf->RH);
338 1.1 cgd else
339 1.1 cgd (void) waddstr(slot_w, " ");
340 1.1 cgd (void) wmove(slot_w, SLOT_Y-3, 0);
341 1.1 cgd if (mf->RG)
342 1.1 cgd (void) wprintw(slot_w, "%dRG", mf->RG);
343 1.1 cgd else
344 1.1 cgd (void) waddstr(slot_w, " ");
345 1.1 cgd (void) wmove(slot_w, SLOT_Y-2, 0);
346 1.1 cgd if (mf->RR)
347 1.1 cgd (void) wprintw(slot_w, "%dRR", mf->RR);
348 1.1 cgd else
349 1.1 cgd (void) waddstr(slot_w, " ");
350 1.1 cgd
351 1.1 cgd #define Y (SLOT_Y/2)
352 1.1 cgd (void) wmove(slot_w, 7, 1);
353 1.1 cgd (void) wprintw(slot_w,"%d", windspeed);
354 1.1 cgd (void) mvwaddch(slot_w, Y, 0, ' ');
355 1.1 cgd (void) mvwaddch(slot_w, Y, 2, ' ');
356 1.1 cgd (void) mvwaddch(slot_w, Y-1, 0, ' ');
357 1.1 cgd (void) mvwaddch(slot_w, Y-1, 1, ' ');
358 1.1 cgd (void) mvwaddch(slot_w, Y-1, 2, ' ');
359 1.1 cgd (void) mvwaddch(slot_w, Y+1, 0, ' ');
360 1.1 cgd (void) mvwaddch(slot_w, Y+1, 1, ' ');
361 1.1 cgd (void) mvwaddch(slot_w, Y+1, 2, ' ');
362 1.1 cgd (void) wmove(slot_w, Y - dr[winddir], 1 - dc[winddir]);
363 1.1 cgd switch (winddir) {
364 1.1 cgd case 1:
365 1.1 cgd case 5:
366 1.1 cgd (void) waddch(slot_w, '|');
367 1.1 cgd break;
368 1.1 cgd case 2:
369 1.1 cgd case 6:
370 1.1 cgd (void) waddch(slot_w, '/');
371 1.1 cgd break;
372 1.1 cgd case 3:
373 1.1 cgd case 7:
374 1.1 cgd (void) waddch(slot_w, '-');
375 1.1 cgd break;
376 1.1 cgd case 4:
377 1.1 cgd case 8:
378 1.1 cgd (void) waddch(slot_w, '\\');
379 1.1 cgd break;
380 1.1 cgd }
381 1.1 cgd (void) mvwaddch(slot_w, Y + dr[winddir], 1 + dc[winddir], '+');
382 1.1 cgd (void) wrefresh(slot_w);
383 1.1 cgd }
384 1.1 cgd
385 1.1 cgd draw_board()
386 1.1 cgd {
387 1.1 cgd register int n;
388 1.1 cgd
389 1.1 cgd (void) clear();
390 1.1 cgd (void) werase(view_w);
391 1.1 cgd (void) werase(slot_w);
392 1.1 cgd (void) werase(scroll_w);
393 1.1 cgd (void) werase(stat_w);
394 1.1 cgd (void) werase(turn_w);
395 1.1 cgd
396 1.1 cgd sc_line = 0;
397 1.1 cgd
398 1.1 cgd (void) move(BOX_T, BOX_L);
399 1.1 cgd for (n = 0; n < BOX_X; n++)
400 1.1 cgd (void) addch('-');
401 1.1 cgd (void) move(BOX_B, BOX_L);
402 1.1 cgd for (n = 0; n < BOX_X; n++)
403 1.1 cgd (void) addch('-');
404 1.1 cgd for (n = BOX_T+1; n < BOX_B; n++) {
405 1.1 cgd (void) mvaddch(n, BOX_L, '|');
406 1.1 cgd (void) mvaddch(n, BOX_R, '|');
407 1.1 cgd }
408 1.1 cgd (void) mvaddch(BOX_T, BOX_L, '+');
409 1.1 cgd (void) mvaddch(BOX_T, BOX_R, '+');
410 1.1 cgd (void) mvaddch(BOX_B, BOX_L, '+');
411 1.1 cgd (void) mvaddch(BOX_B, BOX_R, '+');
412 1.1 cgd (void) refresh();
413 1.1 cgd
414 1.1 cgd #define WSaIM "Wooden Ships & Iron Men"
415 1.1 cgd (void) wmove(view_w, 2, (VIEW_X - sizeof WSaIM - 1) / 2);
416 1.1 cgd (void) waddstr(view_w, WSaIM);
417 1.1 cgd (void) wmove(view_w, 4, (VIEW_X - strlen(cc->name)) / 2);
418 1.1 cgd (void) waddstr(view_w, cc->name);
419 1.1 cgd (void) wrefresh(view_w);
420 1.1 cgd
421 1.1 cgd (void) move(LINE_T, LINE_L);
422 1.1 cgd (void) printw("Class %d %s (%d guns) '%s' (%c%c)",
423 1.1 cgd mc->class,
424 1.1 cgd classname[mc->class],
425 1.1 cgd mc->guns,
426 1.1 cgd ms->shipname,
427 1.1 cgd colours(ms),
428 1.1 cgd sterncolour(ms));
429 1.1 cgd (void) refresh();
430 1.1 cgd }
431 1.1 cgd
432 1.1 cgd centerview()
433 1.1 cgd {
434 1.1 cgd viewrow = mf->row - VIEW_Y / 2;
435 1.1 cgd viewcol = mf->col - VIEW_X / 2;
436 1.1 cgd }
437 1.1 cgd
438 1.1 cgd upview()
439 1.1 cgd {
440 1.1 cgd viewrow -= VIEW_Y / 3;
441 1.1 cgd }
442 1.1 cgd
443 1.1 cgd downview()
444 1.1 cgd {
445 1.1 cgd viewrow += VIEW_Y / 3;
446 1.1 cgd }
447 1.1 cgd
448 1.1 cgd leftview()
449 1.1 cgd {
450 1.1 cgd viewcol -= VIEW_X / 5;
451 1.1 cgd }
452 1.1 cgd
453 1.1 cgd rightview()
454 1.1 cgd {
455 1.1 cgd viewcol += VIEW_X / 5;
456 1.1 cgd }
457 1.1 cgd
458 1.1 cgd adjustview()
459 1.1 cgd {
460 1.1 cgd if (dont_adjust)
461 1.1 cgd return;
462 1.1 cgd if (mf->row < viewrow + VIEW_Y/4)
463 1.1 cgd viewrow = mf->row - (VIEW_Y - VIEW_Y/4);
464 1.1 cgd else if (mf->row > viewrow + (VIEW_Y - VIEW_Y/4))
465 1.1 cgd viewrow = mf->row - VIEW_Y/4;
466 1.1 cgd if (mf->col < viewcol + VIEW_X/8)
467 1.1 cgd viewcol = mf->col - (VIEW_X - VIEW_X/8);
468 1.1 cgd else if (mf->col > viewcol + (VIEW_X - VIEW_X/8))
469 1.1 cgd viewcol = mf->col - VIEW_X/8;
470 1.1 cgd }
471 1.1 cgd
472 1.1 cgd #ifdef SIGTSTP
473 1.1 cgd void
474 1.1 cgd susp()
475 1.1 cgd {
476 1.1 cgd blockalarm();
477 1.1 cgd tstp();
478 1.1 cgd (void) signal(SIGTSTP, susp);
479 1.1 cgd unblockalarm();
480 1.1 cgd }
481 1.1 cgd #endif
482