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Source:NetHack 3.3.0/cmd.c

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Below is the full text to cmd.c from the source code of NetHack 3.3.0. To link to a particular line, write [[NetHack 3.3.0/cmd.c#line123]], for example.

Warning! This is the source code from an old release. For the latest release, see Source code

The NetHack General Public License applies to screenshots, source code and other content from NetHack.
1.    /*	SCCS Id: @(#)cmd.c	3.3	1999/10/31	*/
2.    /* Copyright (c) Stichting Mathematisch Centrum, Amsterdam, 1985. */
3.    /* NetHack may be freely redistributed.  See license for details. */
4.    
5.    #include "hack.h"
6.    #include "func_tab.h"
7.    /* #define DEBUG */	/* uncomment for debugging */
8.    
9.    /*
10.    * Some systems may have getchar() return EOF for various reasons, and
11.    * we should not quit before seeing at least NR_OF_EOFS consecutive EOFs.
12.    */
13.   #if defined(SYSV) || defined(DGUX) || defined(HPUX)
14.   #define NR_OF_EOFS	20
15.   #endif
16.   
17.   #ifdef DEBUG
18.   /*
19.    * only one "wiz_debug_cmd" routine should be available (in whatever
20.    * module you are trying to debug) or things are going to get rather
21.    * hard to link :-)
22.    */
23.   extern void NDECL(wiz_debug_cmd);
24.   #endif
25.   
26.   #ifdef DUMB	/* stuff commented out in extern.h, but needed here */
27.   extern int NDECL(doapply); /**/
28.   extern int NDECL(dorub); /**/
29.   extern int NDECL(dojump); /**/
30.   extern int NDECL(doextlist); /**/
31.   extern int NDECL(dodrop); /**/
32.   extern int NDECL(doddrop); /**/
33.   extern int NDECL(dodown); /**/
34.   extern int NDECL(doup); /**/
35.   extern int NDECL(donull); /**/
36.   extern int NDECL(dowipe); /**/
37.   extern int NDECL(do_mname); /**/
38.   extern int NDECL(ddocall); /**/
39.   extern int NDECL(dotakeoff); /**/
40.   extern int NDECL(doremring); /**/
41.   extern int NDECL(dowear); /**/
42.   extern int NDECL(doputon); /**/
43.   extern int NDECL(doddoremarm); /**/
44.   extern int NDECL(dokick); /**/
45.   extern int NDECL(dofire); /**/
46.   extern int NDECL(dothrow); /**/
47.   extern int NDECL(doeat); /**/
48.   extern int NDECL(done2); /**/
49.   extern int NDECL(doengrave); /**/
50.   extern int NDECL(dopickup); /**/
51.   extern int NDECL(ddoinv); /**/
52.   extern int NDECL(dotypeinv); /**/
53.   extern int NDECL(dolook); /**/
54.   extern int NDECL(doprgold); /**/
55.   extern int NDECL(doprwep); /**/
56.   extern int NDECL(doprarm); /**/
57.   extern int NDECL(doprring); /**/
58.   extern int NDECL(dopramulet); /**/
59.   extern int NDECL(doprtool); /**/
60.   extern int NDECL(dosuspend); /**/
61.   extern int NDECL(doforce); /**/
62.   extern int NDECL(doopen); /**/
63.   extern int NDECL(doclose); /**/
64.   extern int NDECL(dosh); /**/
65.   extern int NDECL(dodiscovered); /**/
66.   extern int NDECL(doset); /**/
67.   extern int NDECL(dotogglepickup); /**/
68.   extern int NDECL(dowhatis); /**/
69.   extern int NDECL(doquickwhatis); /**/
70.   extern int NDECL(dowhatdoes); /**/
71.   extern int NDECL(dohelp); /**/
72.   extern int NDECL(dohistory); /**/
73.   extern int NDECL(doloot); /**/
74.   extern int NDECL(dodrink); /**/
75.   extern int NDECL(dodip); /**/
76.   extern int NDECL(dosacrifice); /**/
77.   extern int NDECL(dopray); /**/
78.   extern int NDECL(doturn); /**/
79.   extern int NDECL(doredraw); /**/
80.   extern int NDECL(doread); /**/
81.   extern int NDECL(dosave); /**/
82.   extern int NDECL(dosearch); /**/
83.   extern int NDECL(doidtrap); /**/
84.   extern int NDECL(dopay); /**/
85.   extern int NDECL(dosit); /**/
86.   extern int NDECL(dotalk); /**/
87.   extern int NDECL(docast); /**/
88.   extern int NDECL(dovspell); /**/
89.   extern int NDECL(dotele); /**/
90.   extern int NDECL(dountrap); /**/
91.   extern int NDECL(doversion); /**/
92.   extern int NDECL(doextversion); /**/
93.   extern int NDECL(doswapweapon); /**/
94.   extern int NDECL(dowield); /**/
95.   extern int NDECL(dowieldquiver); /**/
96.   extern int NDECL(dozap); /**/
97.   extern int NDECL(doorganize); /**/
98.   #endif /* DUMB */
99.   
100.  #ifdef OVL1
101.  static int NDECL((*timed_occ_fn));
102.  #endif /* OVL1 */
103.  
104.  STATIC_PTR int NDECL(doprev_message);
105.  STATIC_PTR int NDECL(timed_occupation);
106.  STATIC_PTR int NDECL(doextcmd);
107.  STATIC_PTR int NDECL(domonability);
108.  # ifdef WIZARD
109.  STATIC_PTR int NDECL(wiz_wish);
110.  STATIC_PTR int NDECL(wiz_identify);
111.  STATIC_PTR int NDECL(wiz_map);
112.  STATIC_PTR int NDECL(wiz_genesis);
113.  STATIC_PTR int NDECL(wiz_where);
114.  STATIC_PTR int NDECL(wiz_detect);
115.  STATIC_PTR int NDECL(wiz_level_tele);
116.  STATIC_PTR int NDECL(wiz_show_seenv);
117.  STATIC_PTR int NDECL(wiz_show_vision);
118.  STATIC_PTR int NDECL(wiz_show_wmodes);
119.  #ifdef __BORLANDC__
120.  extern void FDECL(show_borlandc_stats, (winid));
121.  #endif
122.  STATIC_DCL void FDECL(count_obj, (struct obj *, long *, long *, BOOLEAN_P, BOOLEAN_P));
123.  STATIC_DCL void FDECL(obj_chain, (winid, const char *, struct obj *, long *, long *));
124.  STATIC_DCL void FDECL(mon_invent_chain, (winid, const char *, struct monst *, long *, long *));
125.  STATIC_DCL void FDECL(mon_chain, (winid, const char *, struct monst *, long *, long *));
126.  STATIC_DCL void FDECL(contained, (winid, const char *, long *, long *));
127.  STATIC_PTR int NDECL(wiz_show_stats);
128.  # endif
129.  STATIC_PTR int NDECL(enter_explore_mode);
130.  STATIC_PTR int NDECL(wiz_attributes);
131.  STATIC_PTR int NDECL(doconduct); /**/
132.  
133.  #ifdef OVLB
134.  STATIC_DCL void FDECL(enlght_line, (const char *,const char *,const char *));
135.  #ifdef UNIX
136.  static void NDECL(end_of_input);
137.  #endif
138.  #endif /* OVLB */
139.  
140.  STATIC_DCL char *NDECL(parse);
141.  
142.  #ifdef OVL1
143.  
144.  STATIC_PTR int
145.  doprev_message()
146.  {
147.      return nh_doprev_message();
148.  }
149.  
150.  /* Count down by decrementing multi */
151.  STATIC_PTR int
152.  timed_occupation()
153.  {
154.  	(*timed_occ_fn)();
155.  	if (multi > 0)
156.  		multi--;
157.  	return multi > 0;
158.  }
159.  
160.  /* If you have moved since initially setting some occupations, they
161.   * now shouldn't be able to restart.
162.   *
163.   * The basic rule is that if you are carrying it, you can continue
164.   * since it is with you.  If you are acting on something at a distance,
165.   * your orientation to it must have changed when you moved.
166.   *
167.   * The exception to this is taking off items, since they can be taken
168.   * off in a number of ways in the intervening time, screwing up ordering.
169.   *
170.   *	Currently:	Take off all armor.
171.   *			Picking Locks / Forcing Chests.
172.   *			Setting traps.
173.   */
174.  void
175.  reset_occupations()
176.  {
177.  	reset_remarm();
178.  	reset_pick();
179.  	reset_trapset();
180.  }
181.  
182.  /* If a time is given, use it to timeout this function, otherwise the
183.   * function times out by its own means.
184.   */
185.  void
186.  set_occupation(fn, txt, xtime)
187.  int NDECL((*fn));
188.  const char *txt;
189.  int xtime;
190.  {
191.  	if (xtime) {
192.  		occupation = timed_occupation;
193.  		timed_occ_fn = fn;
194.  	} else
195.  		occupation = fn;
196.  	occtxt = txt;
197.  	occtime = 0;
198.  	return;
199.  }
200.  
201.  #ifdef REDO
202.  
203.  static char NDECL(popch);
204.  
205.  /* Provide a means to redo the last command.  The flag `in_doagain' is set
206.   * to true while redoing the command.  This flag is tested in commands that
207.   * require additional input (like `throw' which requires a thing and a
208.   * direction), and the input prompt is not shown.  Also, while in_doagain is
209.   * TRUE, no keystrokes can be saved into the saveq.
210.   */
211.  #define BSIZE 20
212.  static char pushq[BSIZE], saveq[BSIZE];
213.  static NEARDATA int phead, ptail, shead, stail;
214.  
215.  static char
216.  popch() {
217.  	/* If occupied, return '\0', letting tgetch know a character should
218.  	 * be read from the keyboard.  If the character read is not the
219.  	 * ABORT character (as checked in pcmain.c), that character will be
220.  	 * pushed back on the pushq.
221.  	 */
222.  	if (occupation) return '\0';
223.  	if (in_doagain) return(char)((shead != stail) ? saveq[stail++] : '\0');
224.  	else		return(char)((phead != ptail) ? pushq[ptail++] : '\0');
225.  }
226.  
227.  char
228.  pgetchar() {		/* curtesy of aeb@cwi.nl */
229.  	register int ch;
230.  
231.  	if(!(ch = popch()))
232.  		ch = nhgetch();
233.  	return((char)ch);
234.  }
235.  
236.  /* A ch == 0 resets the pushq */
237.  void
238.  pushch(ch)
239.  char ch;
240.  {
241.  	if (!ch)
242.  		phead = ptail = 0;
243.  	if (phead < BSIZE)
244.  		pushq[phead++] = ch;
245.  	return;
246.  }
247.  
248.  /* A ch == 0 resets the saveq.	Only save keystrokes when not
249.   * replaying a previous command.
250.   */
251.  void
252.  savech(ch)
253.  char ch;
254.  {
255.  	if (!in_doagain) {
256.  		if (!ch)
257.  			phead = ptail = shead = stail = 0;
258.  		else if (shead < BSIZE)
259.  			saveq[shead++] = ch;
260.  	}
261.  	return;
262.  }
263.  #endif /* REDO */
264.  
265.  #endif /* OVL1 */
266.  #ifdef OVLB
267.  
268.  STATIC_PTR int
269.  doextcmd()	/* here after # - now read a full-word command */
270.  {
271.  	int idx, retval;
272.  
273.  	/* keep repeating until we don't run help or quit */
274.  	do {
275.  	    idx = get_ext_cmd();
276.  	    if (idx < 0) return 0;	/* quit */
277.  
278.  	    retval = (*extcmdlist[idx].ef_funct)();
279.  	} while (extcmdlist[idx].ef_funct == doextlist);
280.  
281.  	return retval;
282.  }
283.  
284.  int
285.  doextlist()	/* here after #? - now list all full-word commands */
286.  {
287.  	register const struct ext_func_tab *efp;
288.  	char	 buf[BUFSZ];
289.  	winid datawin;
290.  
291.  	datawin = create_nhwindow(NHW_TEXT);
292.  	putstr(datawin, 0, "");
293.  	putstr(datawin, 0, "            Extended Commands List");
294.  	putstr(datawin, 0, "");
295.  	putstr(datawin, 0, "    Press '#', then type:");
296.  	putstr(datawin, 0, "");
297.  
298.  	for(efp = extcmdlist; efp->ef_txt; efp++) {
299.  		Sprintf(buf, "    %-14s  - %s.", efp->ef_txt, efp->ef_desc);
300.  		putstr(datawin, 0, buf);
301.  	}
302.  	display_nhwindow(datawin, FALSE);
303.  	destroy_nhwindow(datawin);
304.  	return 0;
305.  }
306.  
307.  #ifdef TTY_GRAPHICS
308.  #define MAX_EXT_CMD 40		/* Change if we ever have > 40 ext cmds */
309.  /*
310.   * This is currently used only by the tty port and is
311.   * controlled via runtime option 'extmenu'
312.   */
313.  int
314.  extcmd_via_menu()	/* here after # - now show pick-list of possible commands */
315.  {
316.      const struct ext_func_tab *efp;
317.      menu_item *pick_list = (menu_item *)0;
318.      winid win;
319.      anything any;
320.      const struct ext_func_tab *choices[MAX_EXT_CMD];
321.      char buf[BUFSZ];
322.      char cbuf[QBUFSZ], prompt[QBUFSZ], fmtstr[20];
323.      int i, n, nchoices, acount;
324.      int ret,  biggest;
325.      int accelerator, prevaccelerator;
326.      int  matchlevel = 0;
327.  
328.      ret = 0;
329.      cbuf[0] = '\0';
330.      biggest = 0;
331.      while (!ret) {
332.  	    i = n = 0;
333.  	    accelerator = 0;
334.  	    any.a_void = 0;
335.  	    /* populate choices */
336.  	    for(efp = extcmdlist; efp->ef_txt; efp++) {
337.  		if (!matchlevel || !strncmp(efp->ef_txt, cbuf, matchlevel)) {
338.  			choices[i++] = efp;
339.  			if ((int)strlen(efp->ef_desc) > biggest) {
340.  				biggest = strlen(efp->ef_desc);
341.  				Sprintf(fmtstr,"%%-%ds", biggest + 15);
342.  			}
343.  #ifdef DEBUG
344.  			if (i >= MAX_EXT_CMD - 2) {
345.  			    impossible("Exceeded %d extended commands in doextcmd() menu",
346.  					MAX_EXT_CMD - 2);
347.  			    return 0;
348.  			}
349.  #endif
350.  		}
351.  	    }
352.  	    choices[i] = (struct ext_func_tab *)0;
353.  	    nchoices = i;
354.  	    /* if we're down to one, we have our selection so get out of here */
355.  	    if (nchoices == 1) {
356.  		for (i = 0; extcmdlist[i].ef_txt != (char *)0; i++)
357.  			if (!strncmpi(extcmdlist[i].ef_txt, cbuf, matchlevel)) {
358.  				ret = i;
359.  				break;
360.  			}
361.  		break;
362.  	    }
363.  
364.  	    /* otherwise... */
365.  	    win = create_nhwindow(NHW_MENU);
366.  	    start_menu(win);
367.  	    prevaccelerator = 0;
368.  	    acount = 0;
369.  	    for(i = 0; choices[i]; ++i) {
370.  		accelerator = choices[i]->ef_txt[matchlevel];
371.  		if (accelerator != prevaccelerator || nchoices < (ROWNO - 3)) {
372.  		    if (acount) {
373.   			/* flush the extended commands for that letter already in buf */
374.  			Sprintf(buf, fmtstr, prompt);
375.  			any.a_char = prevaccelerator;
376.  			add_menu(win, NO_GLYPH, &any, any.a_char, 0,
377.  					ATR_NONE, buf, FALSE);
378.  			acount = 0;
379.  		    }
380.  		}
381.  		prevaccelerator = accelerator;
382.  		if (!acount || nchoices < (ROWNO - 3)) {
383.  		    Sprintf(prompt, "%s [%s]", choices[i]->ef_txt,
384.  				choices[i]->ef_desc);
385.  		} else if (acount == 1) {
386.  		    Sprintf(prompt, "%s or %s", choices[i-1]->ef_txt,
387.  				choices[i]->ef_txt);
388.  		} else {
389.  		    Strcat(prompt," or ");
390.  		    Strcat(prompt, choices[i]->ef_txt);
391.  		}
392.  		++acount;
393.  	    }
394.  	    if (acount) {
395.  		/* flush buf */
396.  		Sprintf(buf, fmtstr, prompt);
397.  		any.a_char = prevaccelerator;
398.  		add_menu(win, NO_GLYPH, &any, any.a_char, 0, ATR_NONE, buf, FALSE);
399.  	    }
400.  	    Sprintf(prompt, "Extended Command: %s", cbuf);
401.  	    end_menu(win, prompt);
402.  	    n = select_menu(win, PICK_ONE, &pick_list);
403.  	    destroy_nhwindow(win);
404.  	    if (n==1) {
405.  		if (matchlevel > (QBUFSZ - 2)) {
406.  			free((genericptr_t)pick_list);
407.  #ifdef DEBUG
408.  			impossible("Too many characters (%d) entered in extcmd_via_menu()",
409.  				matchlevel);
410.  #endif
411.  			ret = -1;
412.  		} else {
413.  			cbuf[matchlevel++] = pick_list[0].item.a_char;
414.  			cbuf[matchlevel] = '\0';
415.  			free((genericptr_t)pick_list);
416.  		}
417.  	    } else {
418.  		if (matchlevel) {
419.  			ret = 0;
420.  			matchlevel = 0;
421.  		} else
422.  			ret = -1;
423.  	    }
424.      }
425.      return ret;
426.  }
427.  #endif
428.  
429.  STATIC_PTR int
430.  domonability()
431.  {
432.  	if (can_breathe(youmonst.data)) return dobreathe();
433.  	else if (attacktype(youmonst.data, AT_SPIT)) return dospit();
434.  	else if (youmonst.data->mlet == S_NYMPH) return doremove();
435.  	else if (youmonst.data->mlet == S_UMBER) return doconfuse();
436.  	else if (is_were(youmonst.data)) return dosummon();
437.  	else if (webmaker(youmonst.data)) return dospinweb();
438.  	else if (is_hider(youmonst.data)) return dohide();
439.  	else if (is_mind_flayer(youmonst.data)) return domindblast();
440.  	else if (u.umonnum == PM_GREMLIN) {
441.  	    if(IS_FOUNTAIN(levl[u.ux][u.uy].typ)) {
442.  		if (split_mon(&youmonst, (struct monst *)0))
443.  		    dryup(u.ux, u.uy);
444.  	    } else pline("There is no fountain here.");
445.  	} else if (is_unicorn(youmonst.data)) {
446.  	    use_unicorn_horn((struct obj *)0);
447.  	    return 1;
448.  	} else if (youmonst.data->msound == MS_SHRIEK) {
449.  	    You("shriek.");
450.  	    if(u.uburied)
451.  		pline("Unfortunately sound does not carry well through rock.");
452.  	    else aggravate();
453.  	} else if (Upolyd)
454.  		pline("Any special ability you may have is purely reflexive.");
455.  	else You("don't have a special ability in your normal form!");
456.  	return 0;
457.  }
458.  
459.  STATIC_PTR int
460.  enter_explore_mode()
461.  {
462.  	if(!discover && !wizard) {
463.  		pline("Beware!  From explore mode there will be no return to normal game.");
464.  		if (yn("Do you want to enter explore mode?") == 'y') {
465.  			clear_nhwindow(WIN_MESSAGE);
466.  			You("are now in non-scoring explore mode.");
467.  			discover = TRUE;
468.  		}
469.  		else {
470.  			clear_nhwindow(WIN_MESSAGE);
471.  			pline("Resuming normal game.");
472.  		}
473.  	}
474.  	return 0;
475.  }
476.  
477.  #ifdef WIZARD
478.  STATIC_PTR int
479.  wiz_wish()	/* Unlimited wishes for debug mode by Paul Polderman */
480.  {
481.  	if (wizard) {
482.  	    boolean save_verbose = flags.verbose;
483.  
484.  	    flags.verbose = FALSE;
485.  	    makewish();
486.  	    flags.verbose = save_verbose;
487.  	    (void) encumber_msg();
488.  	} else
489.  	    pline("Unavailable command '^W'.");
490.  	return 0;
491.  }
492.  
493.  STATIC_PTR int
494.  wiz_identify()
495.  {
496.  	if (wizard)	identify_pack(0);
497.  	else		pline("Unavailable command '^I'.");
498.  	return 0;
499.  }
500.  
501.  /* reveal the level map and any traps on it */
502.  STATIC_PTR int
503.  wiz_map()
504.  {
505.  	if (wizard) {
506.  	    struct trap *t;
507.  
508.  	    for (t = ftrap; t != 0; t = t->ntrap) {
509.  		t->tseen = 1;
510.  		map_trap(t, TRUE);
511.  	    }
512.  	    do_mapping();
513.  	} else
514.  	    pline("Unavailable command '^F'.");
515.  	return 0;
516.  }
517.  
518.  STATIC_PTR int
519.  wiz_genesis()
520.  {
521.  	if (wizard)	(void) create_particular();
522.  	else		pline("Unavailable command '^G'.");
523.  	return 0;
524.  }
525.  
526.  STATIC_PTR int
527.  wiz_where()
528.  {
529.  	if (wizard) print_dungeon();
530.  	else	    pline("Unavailable command '^O'.");
531.  	return 0;
532.  }
533.  
534.  STATIC_PTR int
535.  wiz_detect()
536.  {
537.  	if(wizard)  (void) findit();
538.  	else	    pline("Unavailable command '^E'.");
539.  	return 0;
540.  }
541.  
542.  STATIC_PTR int
543.  wiz_level_tele()
544.  {
545.  	if (wizard)	level_tele();
546.  	else		pline("Unavailable command '^V'.");
547.  	return 0;
548.  }
549.  
550.  STATIC_PTR int
551.  wiz_show_seenv()
552.  {
553.  	winid win;
554.  	int x, y, v, startx, stopx, curx;
555.  	char row[COLNO+1];
556.  
557.  	win = create_nhwindow(NHW_TEXT);
558.  	/*
559.  	 * Each seenv description takes up 2 characters, so center
560.  	 * the seenv display around the hero.
561.  	 */
562.  	startx = max(1, u.ux-(COLNO/4));
563.  	stopx = min(startx+(COLNO/2), COLNO);
564.  	/* can't have a line exactly 80 chars long */
565.  	if (stopx - startx == COLNO/2) startx++;
566.  
567.  	for (y = 0; y < ROWNO; y++) {
568.  	    for (x = startx, curx = 0; x < stopx; x++, curx += 2) {
569.  		if (x == u.ux && y == u.uy) {
570.  		    row[curx] = row[curx+1] = '@';
571.  		} else {
572.  		    v = levl[x][y].seenv & 0xff;
573.  		    if (v == 0)
574.  			row[curx] = row[curx+1] = ' ';
575.  		    else
576.  			Sprintf(&row[curx], "%02x", v);
577.  		}
578.  	    }
579.  	    /* remove trailing spaces */
580.  	    for (x = curx-1; x >= 0; x--)
581.  		if (row[x] != ' ') break;
582.  	    row[x+1] = '\0';
583.  
584.  	    putstr(win, 0, row);
585.  	}
586.  	display_nhwindow(win, TRUE);
587.  	destroy_nhwindow(win);
588.  	return 0;
589.  }
590.  
591.  STATIC_PTR int
592.  wiz_show_vision()
593.  {
594.  	winid win;
595.  	int x, y, v;
596.  	char row[COLNO+1];
597.  
598.  	win = create_nhwindow(NHW_TEXT);
599.  	Sprintf(row, "Flags: 0x%x could see, 0x%x in sight, 0x%x temp lit",
600.  		COULD_SEE, IN_SIGHT, TEMP_LIT);
601.  	putstr(win, 0, row);
602.  	putstr(win, 0, "");
603.  	for (y = 0; y < ROWNO; y++) {
604.  	    for (x = 1; x < COLNO; x++) {
605.  		if (x == u.ux && y == u.uy)
606.  		    row[x] = '@';
607.  		else {
608.  		    v = viz_array[y][x]; /* data access should be hidden */
609.  		    if (v == 0)
610.  			row[x] = ' ';
611.  		    else
612.  			row[x] = '0' + viz_array[y][x];
613.  		}
614.  	    }
615.  	    /* remove trailing spaces */
616.  	    for (x = COLNO-1; x >= 1; x--)
617.  		if (row[x] != ' ') break;
618.  	    row[x+1] = '\0';
619.  
620.  	    putstr(win, 0, &row[1]);
621.  	}
622.  	display_nhwindow(win, TRUE);
623.  	destroy_nhwindow(win);
624.  	return 0;
625.  }
626.  
627.  STATIC_PTR int
628.  wiz_show_wmodes()
629.  {
630.  	winid win;
631.  	int x,y;
632.  	char row[COLNO+1];
633.  	struct rm *lev;
634.  
635.  	win = create_nhwindow(NHW_TEXT);
636.  	for (y = 0; y < ROWNO; y++) {
637.  	    for (x = 0; x < COLNO; x++) {
638.  		lev = &levl[x][y];
639.  		if (x == u.ux && y == u.uy)
640.  		    row[x] = '@';
641.  		if (IS_WALL(lev->typ) || lev->typ == SDOOR)
642.  		    row[x] = '0' + (lev->wall_info & WM_MASK);
643.  		else if (lev->typ == CORR)
644.  		    row[x] = '#';
645.  		else if (IS_ROOM(lev->typ) || IS_DOOR(lev->typ))
646.  		    row[x] = '.';
647.  		else
648.  		    row[x] = 'x';
649.  	    }
650.  	    row[COLNO] = '\0';
651.  	    putstr(win, 0, row);
652.  	}
653.  	display_nhwindow(win, TRUE);
654.  	destroy_nhwindow(win);
655.  	return 0;
656.  }
657.  
658.  #endif /* WIZARD */
659.  
660.  
661.  /* -enlightenment and conduct- */
662.  static winid en_win;
663.  static const char
664.  	*You_ = "You ",
665.  	*are  = "are ",  *were  = "were ",
666.  	*have = "have ", *had   = "had ",
667.  	*can  = "can ",  *could = "could ";
668.  static const char
669.  	*have_been  = "have been ",
670.  	*have_never = "have never ", *never = "never ";
671.  
672.  #define enl_msg(prefix,present,past,suffix) \
673.  			enlght_line(prefix, final ? past : present, suffix)
674.  #define you_are(attr)	enl_msg(You_,are,were,attr)
675.  #define you_have(attr)	enl_msg(You_,have,had,attr)
676.  #define you_can(attr)	enl_msg(You_,can,could,attr)
677.  #define you_have_been(goodthing) enl_msg(You_,have_been,were,goodthing)
678.  #define you_have_never(badthing) enl_msg(You_,have_never,never,badthing)
679.  #define you_have_X(something)	enl_msg(You_,have,(const char *)"",something)
680.  
681.  static void
682.  enlght_line(start, middle, end)
683.  const char *start, *middle, *end;
684.  {
685.  	char buf[BUFSZ];
686.  
687.  	Sprintf(buf, "%s%s%s.", start, middle, end);
688.  	putstr(en_win, 0, buf);
689.  }
690.  
691.  void
692.  enlightenment(final)
693.  int final;	/* 0 => still in progress; 1 => over, survived; 2 => dead */
694.  {
695.  	int ltmp;
696.  	char buf[BUFSZ];
697.  
698.  	en_win = create_nhwindow(NHW_MENU);
699.  	putstr(en_win, 0, final ? "Final Attributes:" : "Current Attributes:");
700.  	putstr(en_win, 0, "");
701.  
702.  #ifdef ELBERETH
703.  	if (u.uevent.uhand_of_elbereth) {
704.  	    static const char *hofe_titles[3] = {
705.  				"the Hand of Elbereth",
706.  				"the Envoy of Balance",
707.  				"the Glory of Arioch"
708.  	    };
709.  	    you_are(hofe_titles[u.uevent.uhand_of_elbereth - 1]);
710.  	}
711.  #endif
712.  
713.  	/* note: piousness 20 matches MIN_QUEST_ALIGN (quest.h) */
714.  	if (u.ualign.record >= 20)	you_are("piously aligned");
715.  	else if (u.ualign.record > 13)	you_are("devoutly aligned");
716.  	else if (u.ualign.record > 8)	you_are("fervently aligned");
717.  	else if (u.ualign.record > 3)	you_are("stridently aligned");
718.  	else if (u.ualign.record == 3)	you_are("aligned");
719.  	else if (u.ualign.record > 0)	you_are("haltingly aligned");
720.  	else if (u.ualign.record == 0)	you_are("nominally aligned");
721.  	else if (u.ualign.record >= -3)	you_have("strayed");
722.  	else if (u.ualign.record >= -8)	you_have("sinned");
723.  	else you_have("transgressed");
724.  #ifdef WIZARD
725.  	if (wizard) {
726.  		Sprintf(buf, " %d", u.ualign.record);
727.  		enl_msg("Your alignment ", "is", "was", buf);
728.  	}
729.  #endif
730.  
731.  	/*** Resistances to troubles ***/
732.  	if (Fire_resistance) you_are("fire resistant");
733.  	if (Cold_resistance) you_are("cold resistant");
734.  	if (Sleep_resistance) you_are("sleep resistant");
735.  	if (Disint_resistance) you_are("disintegration-resistant");
736.  	if (Shock_resistance) you_are("shock resistant");
737.  	if (Poison_resistance) you_are("poison resistant");
738.  	if (Drain_resistance) you_are("level-drain resistant");
739.  	if (Sick_resistance) you_are("immune to sickness");
740.  	if (Antimagic) you_are("magic-protected");
741.  	if (Acid_resistance) you_are("acid resistant");
742.  	if (Stone_resistance)
743.  		you_are("petrification resistant");
744.  	if (Invulnerable) you_are("invulnerable");
745.  
746.  	/*** Troubles ***/
747.  	if (Halluc_resistance)
748.  		enl_msg("You resist", "", "ed", " hallucinations");
749.  	if (final) {
750.  		if (Hallucination) you_are("hallucinating");
751.  		if (Stunned) you_are("stunned");
752.  		if (Confusion) you_are("confused");
753.  		if (Blinded) you_are("blinded");
754.  		if (Sick) {
755.  			if (u.usick_type & SICK_VOMITABLE)
756.  				you_are("sick from food poisoning");
757.  			if (u.usick_type & SICK_NONVOMITABLE)
758.  				you_are("sick from illness");
759.  		}
760.  	}
761.  	if (Stoned) you_are("turning to stone");
762.  	if (Strangled) you_are((u.uburied) ? "buried" : "being strangled");
763.  	if (Glib) {
764.  		Sprintf(buf, "slippery %s", makeplural(body_part(FINGER)));
765.  		you_have(buf);
766.  	}
767.  	if (Slimed) you_are("turning into slime");
768.  	if (Fumbling) enl_msg("You fumble", "", "d", "");
769.  	if (Wounded_legs) {
770.  		Sprintf(buf, "wounded %s", makeplural(body_part(LEG)));
771.  		you_have(buf);
772.  	}
773.  	if (Hunger) enl_msg("You hunger", "", "ed", " rapidly");
774.  
775.  	/*** Vision and senses ***/
776.  	if (See_invisible) enl_msg(You_, "see", "saw", " invisible");
777.  	if (Blind_telepat) you_are("telepathic");
778.  	if (Warning) you_are("warned");
779.  	if (Undead_warning) you_are("warned of undead");
780.  	if (Searching) you_have("automatic searching");
781.  	if (Clairvoyant) you_are("clairvoyant");
782.  	if (Infravision) you_have("infravision");
783.  	if (Detect_monsters) you_are("sensing the presence of monsters");
784.  
785.  	/*** Appearance and behavior ***/
786.  	if (Adornment) you_are("adorned");
787.  	if (Invisible) you_are("invisible");
788.  	else if (Invis) you_are("invisible to others");
789.  	/* ordinarily "visible" is redundant; this is a special case for
790.  	   the situation when invisibility would be an expected attribute */
791.  	else if ((HInvis || EInvis || pm_invisible(youmonst.data)) && BInvis)
792.  	    you_are("visible");
793.  	if (Displaced) you_are("displaced");
794.  	if (Stealth) you_are("stealthy");
795.  	if (Aggravate_monster) enl_msg("You aggravate", "", "d", " monsters");
796.  	if (Conflict) enl_msg("You cause", "", "d", " conflict");
797.  
798.  	/*** Transportation ***/
799.  	if (Jumping) you_can("jump");
800.  	if (Teleportation) you_can("teleport");
801.  	if (Teleport_control) you_have("teleport control");
802.  	if (Lev_at_will) you_are("levitating, at will");
803.  	else if (Levitation) you_are("levitating");	/* without control */
804.  	else if (Flying) you_can("fly");
805.  	if (Wwalking) you_can("walk on water");
806.  	if (Swimming) you_can("swim");        
807.  	if (Breathless) you_can("survive without air");
808.  	else if (Amphibious) you_can("breathe water");
809.  	if (Passes_walls) you_can("walk through walls");
810.  
811.  	/*** Physical attributes ***/
812.  	if (Slow_digestion) you_have("slower digestion");
813.  	if (Regeneration) enl_msg("You regenerate", "", "d", "");
814.  	if (Protection) you_are("protected");
815.  	if (Protection_from_shape_changers)
816.  		you_are("protected from shape changers");
817.  	if (Polymorph) you_are("polymorphing");
818.  	if (Polymorph_control) you_have("polymorph control");
819.  	if (u.ulycn >= LOW_PM) {
820.  		Strcpy(buf, an(mons[u.ulycn].mname));
821.  		you_are(buf);
822.  	}
823.  	if (Upolyd) {
824.  	    if (u.ulycn >= LOW_PM) Strcpy(buf, "in beast form");
825.  	    else Sprintf(buf, "polymorphed into %s", an(youmonst.data->mname));
826.  #ifdef WIZARD
827.  	    if (wizard) Sprintf(eos(buf), " (%d)", u.mtimedone);
828.  #endif
829.  	    you_are(buf);
830.  	}
831.  	if (Unchanging) you_can("not change from your current form");
832.  	if (Fast) you_are(Very_fast ? "very fast" : "fast");
833.  	if (Reflecting) you_have("reflection");
834.  	if (Free_action) you_have("free action");
835.  	if (Fixed_abil) you_have("fixed abilities");
836.  	if (Lifesaved)
837.  		enl_msg("Your life ", "will be", "would have been", " saved");
838.  
839.  	/*** Miscellany ***/
840.  	if (Luck) {
841.  	    ltmp = abs((int)Luck);
842.  	    Sprintf(buf, "%s%slucky",
843.  		    ltmp >= 10 ? "extremely " : ltmp >= 5 ? "very " : "",
844.  		    Luck < 0 ? "un" : "");
845.  #ifdef WIZARD
846.  	    if (wizard) Sprintf(eos(buf), " (%d)", Luck);
847.  #endif
848.  	    you_are(buf);
849.  	}
850.  #ifdef WIZARD
851.  	 else if (wizard) enl_msg("Your luck ", "is", "was", " zero");
852.  #endif
853.  	if (u.moreluck > 0) you_have("extra luck");
854.  	else if (u.moreluck < 0) you_have("reduced luck");
855.  	if (carrying(LUCKSTONE) || stone_luck(TRUE)) {
856.  	    ltmp = stone_luck(FALSE);
857.  	    if (ltmp <= 0)
858.  		enl_msg("Bad luck ", "does", "did", " not time out for you");
859.  	    if (ltmp >= 0)
860.  		enl_msg("Good luck ", "does", "did", " not time out for you");
861.  	}
862.  
863.  	if (u.ugangr) {
864.  	    Sprintf(buf, " %sangry with you",
865.  		    u.ugangr > 6 ? "extremely " : u.ugangr > 3 ? "very " : "");
866.  #ifdef WIZARD
867.  	    if (wizard) Sprintf(eos(buf), " (%d)", u.ugangr);
868.  #endif
869.  	    enl_msg(u_gname(), " is", " was", buf);
870.  	} else
871.  	    /*
872.  	     * We need to suppress this when the game is over, because death
873.  	     * can change the value calculated by can_pray(), potentially
874.  	     * resulting in a false claim that you could have prayed safely.
875.  	     */
876.  	  if (!final) {
877.  #if 0
878.  	    /* "can [not] safely pray" vs "could [not] have safely prayed" */
879.  	    Sprintf(buf, "%s%ssafely pray%s", can_pray(FALSE) ? "" : "not ",
880.  		    final ? "have " : "", final ? "ed" : "");
881.  #else
882.  	    Sprintf(buf, "%ssafely pray", can_pray(FALSE) ? "" : "not ");
883.  #endif
884.  #ifdef WIZARD
885.  	    if (wizard) Sprintf(eos(buf), " (%d)", u.ublesscnt);
886.  #endif
887.  	    you_can(buf);
888.  	}
889.  
890.      {
891.  	const char *p;
892.  
893.  	buf[0] = '\0';
894.  	if (final < 2) {    /* still in progress, or quit/escaped/ascended */
895.  	    p = "survived after being killed ";
896.  	    switch (u.umortality) {
897.  	    case 0:  p = !final ? (char *)0 : "survived";  break;
898.  	    case 1:  Strcpy(buf, "once");  break;
899.  	    case 2:  Strcpy(buf, "twice");  break;
900.  	    case 3:  Strcpy(buf, "thrice");  break;
901.  	    default: Sprintf(buf, "%d times", u.umortality);
902.  		     break;
903.  	    }
904.  	} else {		/* game ended in character's death */
905.  	    p = "are dead";
906.  	    switch (u.umortality) {
907.  	    case 0:  impossible("dead without dying?");
908.  	    case 1:  break;			/* just "are dead" */
909.  	    default: Sprintf(buf, " (%d%s time!)", u.umortality,
910.  			     ordin(u.umortality));
911.  		     break;
912.  	    }
913.  	}
914.  	if (p) enl_msg(You_, "have been killed ", p, buf);
915.      }
916.  
917.  	display_nhwindow(en_win, TRUE);
918.  	destroy_nhwindow(en_win);
919.  	return;
920.  }
921.  
922.  STATIC_PTR int
923.  wiz_attributes()
924.  {
925.  	if (wizard || discover)
926.  		enlightenment(0);
927.  	else
928.  		pline("Unavailable command '^X'.");
929.  	return 0;
930.  }
931.  
932.  /* KMH, #conduct
933.   * (shares enlightenment's tense handling)
934.   */
935.  STATIC_PTR int
936.  doconduct()
937.  {
938.  	show_conduct(0);
939.  	return 0;
940.  }
941.  
942.  void
943.  show_conduct(final)
944.  int final;
945.  {
946.  	char buf[BUFSZ];
947.  	int ngenocided;
948.  
949.  	/* Create the conduct window */
950.  	en_win = create_nhwindow(NHW_MENU);
951.  	putstr(en_win, 0, "Voluntary challenges:");
952.  	putstr(en_win, 0, "");
953.  
954.  	if (!u.uconduct.food)
955.  	    enl_msg(You_, "have gone", "went", " without food");
956.  	    /* But beverages are okay */
957.  	else if (!u.uconduct.flesh)
958.  	    you_have_been("a strict vegan");
959.  	else if (!u.uconduct.meat)
960.  	    you_have_been("vegetarian");
961.  
962.  	if (!u.uconduct.gnostic)
963.  	    you_have_been("an atheist");
964.  
965.  	if (!u.uconduct.weaphit)
966.  	    you_have_never("hit with a wielded weapon");
967.  #ifdef WIZARD
968.  	else if (wizard) {
969.  	    Sprintf(buf, "used a wielded weapon %ld time%s",
970.  		    u.uconduct.weaphit, plur(u.uconduct.weaphit));
971.  	    you_have_X(buf);
972.  	}
973.  #endif
974.  	if (!u.uconduct.killer)
975.  	    you_have_been("a pacifist");
976.  
977.  	if (!u.uconduct.literate)
978.  	    you_have_been("illiterate");
979.  #ifdef WIZARD
980.  	else if (wizard) {
981.  	    Sprintf(buf, "read items or engraved %ld time%s",
982.  		    u.uconduct.literate, plur(u.uconduct.literate));
983.  	    you_have_X(buf);
984.  	}
985.  #endif
986.  
987.  	ngenocided = num_genocides();
988.  	if (ngenocided == 0) {
989.  	    you_have_never("genocided any monsters");
990.  	} else {
991.  	    Sprintf(buf, "genocided %d type%s of monster%s",
992.  		    ngenocided, plur(ngenocided), plur(ngenocided));
993.  	    you_have_X(buf);
994.  	}
995.  
996.  	if (!u.uconduct.polypiles)
997.  	    you_have_never("polymorphed an object");
998.  #ifdef WIZARD
999.  	else if (wizard) {
1000. 	    Sprintf(buf, "polymorphed %ld item%s",
1001. 		    u.uconduct.polypiles, plur(u.uconduct.polypiles));
1002. 	    you_have_X(buf);
1003. 	}
1004. #endif
1005. 
1006. 	if (!u.uconduct.polyselfs)
1007. 	    you_have_never("changed form");
1008. #ifdef WIZARD
1009. 	else if (wizard) {
1010. 	    Sprintf(buf, "changed form %ld time%s",
1011. 		    u.uconduct.polyselfs, plur(u.uconduct.polyselfs));
1012. 	    you_have_X(buf);
1013. 	}
1014. #endif
1015. 
1016. 	if (!u.uconduct.wishes)
1017. 	    you_have_X("used no wishes");
1018. 	else {
1019. 	    Sprintf(buf, "used %ld wish%s",
1020. 		    u.uconduct.wishes, (u.uconduct.wishes > 1L) ? "es" : "");
1021. 	    you_have_X(buf);
1022. 
1023. 	    if (!u.uconduct.wisharti)
1024. 		enl_msg(You_, "have not wished", "did not wish",
1025. 			" for any artifacts");
1026. 	}
1027. 
1028. 	/* Pop up the window and wait for a key */
1029. 	display_nhwindow(en_win, TRUE);
1030. 	destroy_nhwindow(en_win);
1031. }
1032. 
1033. #endif /* OVLB */
1034. #ifdef OVL1
1035. 
1036. #ifndef M
1037. # ifndef NHSTDC
1038. #  define M(c)		(0x80 | (c))
1039. # else
1040. #  define M(c)		((c) - 128)
1041. # endif /* NHSTDC */
1042. #endif
1043. #ifndef C
1044. #define C(c)		(0x1f & (c))
1045. #endif
1046. 
1047. static const struct func_tab cmdlist[] = {
1048. 	{C('d'), FALSE, dokick}, /* "D" is for door!...?  Msg is in dokick.c */
1049. #ifdef WIZARD
1050. 	{C('e'), TRUE, wiz_detect},
1051. 	{C('f'), TRUE, wiz_map},
1052. 	{C('g'), TRUE, wiz_genesis},
1053. 	{C('i'), TRUE, wiz_identify},
1054. #endif
1055. 	{C('l'), TRUE, doredraw}, /* if number_pad is set */
1056. #ifdef WIZARD
1057. 	{C('o'), TRUE, wiz_where},
1058. #endif
1059. 	{C('p'), TRUE, doprev_message},
1060. 	{C('r'), TRUE, doredraw},
1061. 	{C('t'), TRUE, dotele},
1062. #ifdef WIZARD
1063. 	{C('v'), TRUE, wiz_level_tele},
1064. 	{C('w'), TRUE, wiz_wish},
1065. #endif
1066. 	{C('x'), TRUE, wiz_attributes},
1067. #ifdef SUSPEND
1068. 	{C('z'), TRUE, dosuspend},
1069. #endif
1070. 	{'a', FALSE, doapply},
1071. 	{'A', FALSE, doddoremarm},
1072. 	{M('a'), TRUE, doorganize},
1073. /*	'b', 'B' : go sw */
1074. 	{'c', FALSE, doclose},
1075. 	{'C', TRUE, do_mname},
1076. 	{M('c'), TRUE, dotalk},
1077. 	{'d', FALSE, dodrop},
1078. 	{'D', FALSE, doddrop},
1079. 	{M('d'), FALSE, dodip},
1080. 	{'e', FALSE, doeat},
1081. 	{'E', FALSE, doengrave},
1082. 	{M('e'), TRUE, enhance_weapon_skill},
1083. 	{'f', FALSE, dofire},
1084. /*	'F' : fight (one time) */
1085. 	{M('f'), FALSE, doforce},
1086. /*	'g', 'G' : multiple go */
1087. /*	'h', 'H' : go west */
1088. 	{'h', TRUE, dohelp}, /* if number_pad is set */
1089. 	{'i', TRUE, ddoinv},
1090. 	{'I', TRUE, dotypeinv},		/* Robert Viduya */
1091. 	{M('i'), TRUE, doinvoke},
1092. /*	'j', 'J', 'k', 'K', 'l', 'L', 'm', 'M', 'n', 'N' : move commands */
1093. 	{'j', FALSE, dojump}, /* if number_pad is on */
1094. 	{M('j'), FALSE, dojump},
1095. 	{'k', FALSE, dokick}, /* if number_pad is on */
1096. 	{'l', FALSE, doloot}, /* if number_pad is on */
1097. 	{M('l'), FALSE, doloot},
1098. /*	'n' prefixes a count if number_pad is on */
1099. 	{M('m'), TRUE, domonability},
1100. 	{'N', TRUE, ddocall}, /* if number_pad is on */
1101. 	{M('n'), TRUE, ddocall},
1102. 	{M('N'), TRUE, ddocall},
1103. 	{'o', FALSE, doopen},
1104. 	{'O', TRUE, doset},
1105. 	{M('o'), FALSE, dosacrifice},
1106. 	{'p', FALSE, dopay},
1107. 	{'P', FALSE, doputon},
1108. 	{M('p'), TRUE, dopray},
1109. 	{'q', FALSE, dodrink},
1110. 	{'Q', FALSE, dowieldquiver},
1111. 	{M('q'), TRUE, done2},
1112. 	{'r', FALSE, doread},
1113. 	{'R', FALSE, doremring},
1114. 	{M('r'), FALSE, dorub},
1115. 	{'s', TRUE, dosearch, "searching"},
1116. 	{'S', TRUE, dosave},
1117. 	{M('s'), FALSE, dosit},
1118. 	{'t', FALSE, dothrow},
1119. 	{'T', FALSE, dotakeoff},
1120. 	{M('t'), TRUE, doturn},
1121. /*	'u', 'U' : go ne */
1122. 	{'u', FALSE, dountrap}, /* if number_pad is on */
1123. 	{M('u'), FALSE, dountrap},
1124. 	{'v', TRUE, doversion},
1125. 	{'V', TRUE, dohistory},
1126. 	{M('v'), TRUE, doextversion},
1127. 	{'w', FALSE, dowield},
1128. 	{'W', FALSE, dowear},
1129. 	{M('w'), FALSE, dowipe},
1130. 	{'x', FALSE, doswapweapon},
1131. 	{'X', TRUE, enter_explore_mode},
1132. /*	'y', 'Y' : go nw */
1133. 	{'z', FALSE, dozap},
1134. 	{'Z', TRUE, docast},
1135. 	{'<', FALSE, doup},
1136. 	{'>', FALSE, dodown},
1137. 	{'/', TRUE, dowhatis},
1138. 	{'&', TRUE, dowhatdoes},
1139. 	{'?', TRUE, dohelp},
1140. 	{M('?'), TRUE, doextlist},
1141. #ifdef SHELL
1142. 	{'!', TRUE, dosh},
1143. #endif
1144. 	{'.', TRUE, donull, "waiting"},
1145. 	{' ', TRUE, donull, "waiting"},
1146. 	{',', FALSE, dopickup},
1147. 	{':', TRUE, dolook},
1148. 	{';', TRUE, doquickwhatis},
1149. 	{'^', TRUE, doidtrap},
1150. 	{'\\', TRUE, dodiscovered},		/* Robert Viduya */
1151. 	{'@', TRUE, dotogglepickup},
1152. 	{WEAPON_SYM,  TRUE, doprwep},
1153. 	{ARMOR_SYM,  TRUE, doprarm},
1154. 	{RING_SYM,  TRUE, doprring},
1155. 	{AMULET_SYM, TRUE, dopramulet},
1156. 	{TOOL_SYM, TRUE, doprtool},
1157. 	{'*', TRUE, doprinuse},	/* inventory of all equipment in use */
1158. 	{GOLD_SYM, TRUE, doprgold},
1159. 	{SPBOOK_SYM, TRUE, dovspell},			/* Mike Stephenson */
1160. 	{'#', TRUE, doextcmd},
1161. 	{0,0,0,0}
1162. };
1163. 
1164. struct ext_func_tab extcmdlist[] = {
1165. 	{"adjust", "adjust inventory letters", doorganize, TRUE},
1166. 	{"chat", "talk to someone", dotalk, TRUE},	/* converse? */
1167. 	{"conduct", "list which challenges you have adhered to", doconduct, TRUE},
1168. 	{"dip", "dip an object into something", dodip, FALSE},
1169. 	{"enhance", "advance or check weapons skills", enhance_weapon_skill,
1170. 							TRUE},
1171. 	{"force", "force a lock", doforce, FALSE},
1172. 	{"invoke", "invoke an object's powers", doinvoke, TRUE},
1173. 	{"jump", "jump to a location", dojump, FALSE},
1174. 	{"loot", "loot a box on the floor", doloot, FALSE},
1175. 	{"monster", "use a monster's special ability", domonability, TRUE},
1176. 	{"name", "name an item or type of object", ddocall, TRUE},
1177. 	{"offer", "offer a sacrifice to the gods", dosacrifice, FALSE},
1178. 	{"pray", "pray to the gods for help", dopray, TRUE},
1179. 	{"quit", "exit without saving current game", done2, TRUE},
1180. #ifdef STEED
1181. 	{"ride", "ride (or stop riding) a monster", doride, FALSE},
1182. #endif
1183. 	{"rub", "rub a lamp", dorub, FALSE},
1184. 	{"sit", "sit down", dosit, FALSE},
1185. 	{"turn", "turn undead", doturn, TRUE},
1186. 	{"twoweapon", "toggle two-weapon combat", dotwoweapon, FALSE},
1187. 	{"untrap", "untrap something", dountrap, FALSE},
1188. 	{"version", "list compile time options for this version of NetHack",
1189. 		doextversion, TRUE},
1190. 	{"wipe", "wipe off your face", dowipe, FALSE},
1191. 	{"?", "get this list of extended commands", doextlist, TRUE},
1192. #if defined(WIZARD)
1193. 	/*
1194. 	 * There must be a blank entry here for every entry in the table
1195. 	 * below.
1196. 	 */
1197. 	{(char *)0, (char *)0, donull, TRUE},
1198. 	{(char *)0, (char *)0, donull, TRUE},
1199. 	{(char *)0, (char *)0, donull, TRUE},
1200. 	{(char *)0, (char *)0, donull, TRUE},
1201. 	{(char *)0, (char *)0, donull, TRUE},
1202. #ifdef DEBUG
1203. 	{(char *)0, (char *)0, donull, TRUE},
1204. #endif
1205. 	{(char *)0, (char *)0, donull, TRUE},
1206. #endif
1207. 	{(char *)0, (char *)0, donull, TRUE}	/* sentinel */
1208. };
1209. 
1210. #if defined(WIZARD)
1211. static const struct ext_func_tab debug_extcmdlist[] = {
1212. 	{"light sources", "show mobile light sources", wiz_light_sources, TRUE},
1213. 	{"seenv", "show seen vectors", wiz_show_seenv, TRUE},
1214. 	{"stats", "show memory statistics", wiz_show_stats, TRUE},
1215. 	{"timeout", "look at timeout queue", wiz_timeout_queue, TRUE},
1216. 	{"vision", "show vision array", wiz_show_vision, TRUE},
1217. #ifdef DEBUG
1218. 	{"wizdebug", "wizard debug command", wiz_debug_cmd, TRUE},
1219. #endif
1220. 	{"wmode", "show wall modes", wiz_show_wmodes, TRUE},
1221. 	{(char *)0, (char *)0, donull, TRUE}
1222. };
1223. 
1224. /*
1225.  * Insert debug commands into the extended command list.  This function
1226.  * assumes that the last entry will be the help entry.
1227.  *
1228.  * You must add entries in ext_func_tab every time you add one to the
1229.  * debug_extcmdlist().
1230.  */
1231. void
1232. add_debug_extended_commands()
1233. {
1234. 	int i, j, k, n;
1235. 
1236. 	/* count the # of help entries */
1237. 	for (n = 0; extcmdlist[n].ef_txt[0] != '?'; n++)
1238. 	    ;
1239. 
1240. 	for (i = 0; debug_extcmdlist[i].ef_txt; i++) {
1241. 	    for (j = 0; j < n; j++)
1242. 		if (strcmp(debug_extcmdlist[i].ef_txt, extcmdlist[j].ef_txt) < 0) break;
1243. 
1244. 	    /* insert i'th debug entry into extcmdlist[j], pushing down  */
1245. 	    for (k = n; k >= j; --k)
1246. 		extcmdlist[k+1] = extcmdlist[k];
1247. 	    extcmdlist[j] = debug_extcmdlist[i];
1248. 	    n++;	/* now an extra entry */
1249. 	}
1250. }
1251. 
1252. 
1253. static const char *template = "%-18s %4ld  %6ld";
1254. static const char *count_str = "                   count  bytes";
1255. static const char *separator = "------------------ -----  ------";
1256. 
1257. STATIC_OVL void
1258. count_obj(chain, total_count, total_size, top, recurse)
1259. 	struct obj *chain;
1260. 	long *total_count;
1261. 	long *total_size;
1262. 	boolean top;
1263. 	boolean recurse;
1264. {
1265. 	long count, size;
1266. 	struct obj *obj;
1267. 
1268. 	for (count = size = 0, obj = chain; obj; obj = obj->nobj) {
1269. 	    if (top) {
1270. 		count++;
1271. 		size += sizeof(struct obj) + obj->oxlth + obj->onamelth;
1272. 	    }
1273. 	    if (recurse && obj->cobj)
1274. 		count_obj(obj->cobj, total_count, total_size, TRUE, TRUE);
1275. 	}
1276. 	*total_count += count;
1277. 	*total_size += size;
1278. }
1279. 
1280. STATIC_OVL void
1281. obj_chain(win, src, chain, total_count, total_size)
1282. 	winid win;
1283. 	const char *src;
1284. 	struct obj *chain;
1285. 	long *total_count;
1286. 	long *total_size;
1287. {
1288. 	char buf[BUFSZ];
1289. 	long count = 0, size = 0;
1290. 
1291. 	count_obj(chain, &count, &size, TRUE, FALSE);
1292. 	*total_count += count;
1293. 	*total_size += size;
1294. 	Sprintf(buf, template, src, count, size);
1295. 	putstr(win, 0, buf);
1296. }
1297. 
1298. STATIC_OVL void
1299. mon_invent_chain(win, src, chain, total_count, total_size)
1300. 	winid win;
1301. 	const char *src;
1302. 	struct monst *chain;
1303. 	long *total_count;
1304. 	long *total_size;
1305. {
1306. 	char buf[BUFSZ];
1307. 	long count = 0, size = 0;
1308. 	struct monst *mon;
1309. 
1310. 	for (mon = chain; mon; mon = mon->nmon)
1311. 	    count_obj(mon->minvent, &count, &size, TRUE, FALSE);
1312. 	*total_count += count;
1313. 	*total_size += size;
1314. 	Sprintf(buf, template, src, count, size);
1315. 	putstr(win, 0, buf);
1316. }
1317. 
1318. STATIC_OVL void
1319. contained(win, src, total_count, total_size)
1320. 	winid win;
1321. 	const char *src;
1322. 	long *total_count;
1323. 	long *total_size;
1324. {
1325. 	char buf[BUFSZ];
1326. 	long count = 0, size = 0;
1327. 	struct monst *mon;
1328. 
1329. 	count_obj(invent, &count, &size, FALSE, TRUE);
1330. 	count_obj(fobj, &count, &size, FALSE, TRUE);
1331. 	count_obj(level.buriedobjlist, &count, &size, FALSE, TRUE);
1332. 	count_obj(migrating_objs, &count, &size, FALSE, TRUE);
1333. 	for (mon = fmon; mon; mon = mon->nmon)
1334. 	    count_obj(mon->minvent, &count, &size, FALSE, TRUE);
1335. 	for (mon = migrating_mons; mon; mon = mon->nmon)
1336. 	    count_obj(mon->minvent, &count, &size, FALSE, TRUE);
1337. 
1338. 	*total_count += count; *total_size += size;
1339. 
1340. 	Sprintf(buf, template, src, count, size);
1341. 	putstr(win, 0, buf);
1342. }
1343. 
1344. STATIC_OVL void
1345. mon_chain(win, src, chain, total_count, total_size)
1346. 	winid win;
1347. 	const char *src;
1348. 	struct monst *chain;
1349. 	long *total_count;
1350. 	long *total_size;
1351. {
1352. 	char buf[BUFSZ];
1353. 	long count, size;
1354. 	struct monst *mon;
1355. 
1356. 	for (count = size = 0, mon = chain; mon; mon = mon->nmon) {
1357. 	    count++;
1358. 	    size += sizeof(struct monst) + mon->mxlth + mon->mnamelth;
1359. 	}
1360. 	*total_count += count;
1361. 	*total_size += size;
1362. 	Sprintf(buf, template, src, count, size);
1363. 	putstr(win, 0, buf);
1364. }
1365. 
1366. /*
1367.  * Display memory usage of all monsters and objects on the level.
1368.  */
1369. static int
1370. wiz_show_stats()
1371. {
1372. 	char buf[BUFSZ];
1373. 	winid win;
1374. 	long total_obj_size = 0, total_obj_count = 0;
1375. 	long total_mon_size = 0, total_mon_count = 0;
1376. 
1377. 	win = create_nhwindow(NHW_TEXT);
1378. 	putstr(win, 0, "Current memory statistics:");
1379. 	putstr(win, 0, "");
1380. 	Sprintf(buf, "Objects, size %d", (int) sizeof(struct obj));
1381. 	putstr(win, 0, buf);
1382. 	putstr(win, 0, "");
1383. 	putstr(win, 0, count_str);
1384. 
1385. 	obj_chain(win, "invent", invent, &total_obj_count, &total_obj_size);
1386. 	obj_chain(win, "fobj", fobj, &total_obj_count, &total_obj_size);
1387. 	obj_chain(win, "buried", level.buriedobjlist,
1388. 				&total_obj_count, &total_obj_size);
1389. 	obj_chain(win, "migrating obj", migrating_objs,
1390. 				&total_obj_count, &total_obj_size);
1391. 	mon_invent_chain(win, "minvent", fmon,
1392. 				&total_obj_count,&total_obj_size);
1393. 	mon_invent_chain(win, "migrating minvent", migrating_mons,
1394. 				&total_obj_count, &total_obj_size);
1395. 
1396. 	contained(win, "contained",
1397. 				&total_obj_count, &total_obj_size);
1398. 
1399. 	putstr(win, 0, separator);
1400. 	Sprintf(buf, template, "Total", total_obj_count, total_obj_size);
1401. 	putstr(win, 0, buf);
1402. 
1403. 	putstr(win, 0, "");
1404. 	putstr(win, 0, "");
1405. 	Sprintf(buf, "Monsters, size %d", (int) sizeof(struct monst));
1406. 	putstr(win, 0, buf);
1407. 	putstr(win, 0, "");
1408. 
1409. 	mon_chain(win, "fmon", fmon,
1410. 				&total_mon_count, &total_mon_size);
1411. 	mon_chain(win, "migrating", migrating_mons,
1412. 				&total_mon_count, &total_mon_size);
1413. 
1414. 	putstr(win, 0, separator);
1415. 	Sprintf(buf, template, "Total", total_mon_count, total_mon_size);
1416. 	putstr(win, 0, buf);
1417. 
1418. #ifdef __BORLANDC__
1419. 	show_borlandc_stats(win);
1420. #endif
1421. 
1422. 	display_nhwindow(win, FALSE);
1423. 	destroy_nhwindow(win);
1424. 	return 0;
1425. }
1426. 
1427. void
1428. sanity_check()
1429. {
1430. 	obj_sanity_check();
1431. 	timer_sanity_check();
1432. }
1433. 
1434. #endif /* WIZARD */
1435. 
1436. #define unctrl(c)	((c) <= C('z') ? (0x60 | (c)) : (c))
1437. #define unmeta(c)	(0x7f & (c))
1438. 
1439. 
1440. void
1441. rhack(cmd)
1442. register char *cmd;
1443. {
1444. 	boolean do_walk, do_rush, prefix_seen, bad_command,
1445. 		firsttime = (cmd == 0);
1446. 
1447. 	if (firsttime) {
1448. 		flags.nopick = 0;
1449. 		cmd = parse();
1450. 	}
1451. 	if (*cmd == '\033') {
1452. 		flags.move = FALSE;
1453. 		return;
1454. 	}
1455. #ifdef REDO
1456. 	if (*cmd == DOAGAIN && !in_doagain && saveq[0]) {
1457. 		in_doagain = TRUE;
1458. 		stail = 0;
1459. 		rhack((char *)0);	/* read and execute command */
1460. 		in_doagain = FALSE;
1461. 		return;
1462. 	}
1463. 	/* Special case of *cmd == ' ' handled better below */
1464. 	if(!*cmd || *cmd == (char)0377)
1465. #else
1466. 	if(!*cmd || *cmd == (char)0377 || (!flags.rest_on_space && *cmd == ' '))
1467. #endif
1468. 	{
1469. 		nhbell();
1470. 		flags.move = FALSE;
1471. 		return;		/* probably we just had an interrupt */
1472. 	}
1473. 
1474. 	/* handle most movement commands */
1475. 	do_walk = do_rush = prefix_seen = FALSE;
1476. 	switch (*cmd) {
1477. 	 case 'g':  if (movecmd(cmd[1])) {
1478. 			flags.run = 2;
1479. 			do_rush = TRUE;
1480. 		    } else
1481. 			prefix_seen = TRUE;
1482. 		    break;
1483. 	 case '5':  if (!iflags.num_pad) break;	/* else FALLTHRU */
1484. 	 case 'G':  if (movecmd(lowc(cmd[1]))) {
1485. 			flags.run = 3;
1486. 			do_rush = TRUE;
1487. 		    } else
1488. 			prefix_seen = TRUE;
1489. 		    break;
1490. 	 case '-':  if (!iflags.num_pad) break;	/* else FALLTHRU */
1491. 	/* Effects of movement commands and invisible monsters:
1492. 	 * m: always move onto space (even if 'I' remembered)
1493. 	 * F: always attack space (even if 'I' not remembered)
1494. 	 * normal movement: attack if 'I', move otherwise
1495. 	 */
1496. 	 case 'F':  if (movecmd(cmd[1])) {
1497. 			flags.forcefight = 1;
1498. 			do_walk = TRUE;
1499. 		    } else
1500. 			prefix_seen = TRUE;
1501. 		    break;
1502. 	 case 'm':  if (movecmd(cmd[1]) || u.dz) {
1503. 			flags.run = 0;
1504. 			flags.nopick = 1;
1505. 			if (!u.dz) do_walk = TRUE;
1506. 			else cmd[0] = cmd[1];	/* "m<" or "m>" */
1507. 		    } else
1508. 			prefix_seen = TRUE;
1509. 		    break;
1510. 	 case 'M':  if (movecmd(lowc(cmd[1]))) {
1511. 			flags.run = 1;
1512. 			flags.nopick = 1;
1513. 			do_rush = TRUE;
1514. 		    } else
1515. 			prefix_seen = TRUE;
1516. 		    break;
1517. 	 case '0':  if (!iflags.num_pad) break;
1518. 		    (void)ddoinv(); /* a convenience borrowed from the PC */
1519. 		    flags.move = FALSE;
1520. 		    multi = 0;
1521. 		    return;
1522. 	 default:   if (movecmd(*cmd)) {	/* ordinary movement */
1523. 			do_walk = TRUE;
1524. 		    } else if (movecmd(iflags.num_pad ?
1525. 				       unmeta(*cmd) : lowc(*cmd))) {
1526. 			flags.run = 1;
1527. 			do_rush = TRUE;
1528. 		    } else if (movecmd(unctrl(*cmd))) {
1529. 			flags.run = 3;
1530. 			do_rush = TRUE;
1531. 		    }
1532. 		    break;
1533. 	}
1534. 	if (do_walk) {
1535. 	    if (multi) flags.mv = TRUE;
1536. 	    domove();
1537. 	    flags.forcefight = 0;
1538. 	    return;
1539. 	} else if (do_rush) {
1540. 	    if (firsttime) {
1541. 		if (!multi) multi = max(COLNO,ROWNO);
1542. 		u.last_str_turn = 0;
1543. 	    }
1544. 	    flags.mv = TRUE;
1545. 	    domove();
1546. 	    return;
1547. 	} else if (prefix_seen && cmd[1] == '\033') {	/* <prefix><escape> */
1548. 	    /* don't report "unknown command" for change of heart... */
1549. 	    bad_command = FALSE;
1550. 	} else if (*cmd == ' ' && !flags.rest_on_space) {
1551. 	    bad_command = TRUE;		/* skip cmdlist[] loop */
1552. 
1553. 	/* handle all other commands */
1554. 	} else {
1555. 	    register const struct func_tab *tlist;
1556. 	    int res, NDECL((*func));
1557. 
1558. 	    for (tlist = cmdlist; tlist->f_char; tlist++) {
1559. 		if ((*cmd & 0xff) != (tlist->f_char & 0xff)) continue;
1560. 
1561. 		if (u.uburied && !tlist->can_if_buried) {
1562. 		    You_cant("do that while you are buried!");
1563. 		    res = 0;
1564. 		} else {
1565. 		    /* we discard 'const' because some compilers seem to have
1566. 		       trouble with the pointer passed to set_occupation() */
1567. 		    func = ((struct func_tab *)tlist)->f_funct;
1568. 		    if (tlist->f_text && !occupation && multi)
1569. 			set_occupation(func, tlist->f_text, multi);
1570. 		    res = (*func)();		/* perform the command */
1571. 		}
1572. 		if (!res) {
1573. 		    flags.move = FALSE;
1574. 		    multi = 0;
1575. 		}
1576. 		return;
1577. 	    }
1578. 	    /* if we reach here, cmd wasn't found in cmdlist[] */
1579. 	    bad_command = TRUE;
1580. 	}
1581. 
1582. 	if (bad_command) {
1583. 	    char expcmd[10];
1584. 	    register char *cp = expcmd;
1585. 
1586. 	    while (*cmd && (int)(cp - expcmd) < (int)(sizeof expcmd - 3)) {
1587. 		if (*cmd >= 040 && *cmd < 0177) {
1588. 		    *cp++ = *cmd++;
1589. 		} else if (*cmd & 0200) {
1590. 		    *cp++ = 'M';
1591. 		    *cp++ = '-';
1592. 		    *cp++ = *cmd++ &= ~0200;
1593. 		} else {
1594. 		    *cp++ = '^';
1595. 		    *cp++ = *cmd++ ^ 0100;
1596. 		}
1597. 	    }
1598. 	    *cp = '\0';
1599. 	    Norep("Unknown command '%s'.", expcmd);
1600. 	}
1601. 	/* didn't move */
1602. 	flags.move = FALSE;
1603. 	multi = 0;
1604. 	return;
1605. }
1606. 
1607. int
1608. xytod(x, y)	/* convert an x,y pair into a direction code */
1609. schar x, y;
1610. {
1611. 	register int dd;
1612. 
1613. 	for(dd = 0; dd < 8; dd++)
1614. 	    if(x == xdir[dd] && y == ydir[dd]) return dd;
1615. 
1616. 	return -1;
1617. }
1618. 
1619. void
1620. dtoxy(cc,dd)	/* convert a direction code into an x,y pair */
1621. coord *cc;
1622. register int dd;
1623. {
1624. 	cc->x = xdir[dd];
1625. 	cc->y = ydir[dd];
1626. 	return;
1627. }
1628. 
1629. int
1630. movecmd(sym)	/* also sets u.dz, but returns false for <> */
1631. char sym;
1632. {
1633. 	register const char *dp;
1634. 	register const char *sdp;
1635. 	if(iflags.num_pad) sdp = ndir; else sdp = sdir;	/* DICE workaround */
1636. 
1637. 	u.dz = 0;
1638. 	if(!(dp = index(sdp, sym))) return 0;
1639. 	u.dx = xdir[dp-sdp];
1640. 	u.dy = ydir[dp-sdp];
1641. 	u.dz = zdir[dp-sdp];
1642. 	if (u.dx && u.dy && u.umonnum == PM_GRID_BUG) {
1643. 		u.dx = u.dy = 0;
1644. 		return 0;
1645. 	}
1646. 	return !u.dz;
1647. }
1648. 
1649. int
1650. getdir(s)
1651. const char *s;
1652. {
1653. 	char dirsym;
1654. 
1655. #ifdef REDO	
1656. 	if(in_doagain)
1657. 	    dirsym = readchar();
1658. 	else
1659. #endif
1660. 	    dirsym = yn_function (s ? s : "In what direction?",
1661. 					(char *)0, '\0');
1662. #ifdef REDO
1663. 	savech(dirsym);
1664. #endif
1665. 	if(dirsym == '.' || dirsym == 's')
1666. 		u.dx = u.dy = u.dz = 0;
1667. 	else if(!movecmd(dirsym) && !u.dz) {
1668. 		if(!index(quitchars, dirsym))
1669. 			pline("What a strange direction!");
1670. 		return 0;
1671. 	}
1672. 	if(!u.dz && (Stunned || (Confusion && !rn2(5)))) confdir();
1673. 	return 1;
1674. }
1675. 
1676. #endif /* OVL1 */
1677. #ifdef OVLB
1678. 
1679. void
1680. confdir()
1681. {
1682. 	register int x = (u.umonnum == PM_GRID_BUG) ? 2*rn2(4) : rn2(8);
1683. 	u.dx = xdir[x];
1684. 	u.dy = ydir[x];
1685. 	return;
1686. }
1687. 
1688. #endif /* OVLB */
1689. #ifdef OVL0
1690. 
1691. int
1692. isok(x,y)
1693. register int x, y;
1694. {
1695. 	/* x corresponds to curx, so x==1 is the first column. Ach. %% */
1696. 	return x >= 1 && x <= COLNO-1 && y >= 0 && y <= ROWNO-1;
1697. }
1698. 
1699. static NEARDATA int last_multi;
1700. 
1701. /*
1702.  * convert a MAP window position into a movecmd
1703.  */
1704. int
1705. click_to_cmd(x, y, mod)
1706.     int x, y, mod;
1707. {
1708.     x -= u.ux;
1709.     y -= u.uy;
1710.     /* convert without using floating point, allowing sloppy clicking */
1711.     if(x > 2*abs(y))
1712. 	x = 1, y = 0;
1713.     else if(y > 2*abs(x))
1714. 	x = 0, y = 1;
1715.     else if(x < -2*abs(y))
1716. 	x = -1, y = 0;
1717.     else if(y < -2*abs(x))
1718. 	x = 0, y = -1;
1719.     else
1720. 	x = sgn(x), y = sgn(y);
1721. 
1722.     if(x == 0 && y == 0)	/* map click on player to "rest" command */
1723. 	return '.';
1724. 
1725.     x = xytod(x, y);
1726.     if(mod == CLICK_1) {
1727. 	return (iflags.num_pad ? ndir[x] : sdir[x]);
1728.     } else {
1729. 	return (iflags.num_pad ? M(ndir[x]) :
1730. 		(sdir[x] - 'a' + 'A')); /* run command */
1731.     }
1732. }
1733. 
1734. STATIC_OVL char *
1735. parse()
1736. {
1737. #ifdef LINT	/* static char in_line[COLNO]; */
1738. 	char in_line[COLNO];
1739. #else
1740. 	static char in_line[COLNO];
1741. #endif
1742. 	register int foo;
1743. 	boolean prezero = FALSE;
1744. 
1745. 	multi = 0;
1746. 	flags.move = 1;
1747. 	flush_screen(1); /* Flush screen buffer. Put the cursor on the hero. */
1748. 
1749. 	if (!iflags.num_pad || (foo = readchar()) == 'n')
1750. 	    for (;;) {
1751. 		foo = readchar();
1752. 		if (foo >= '0' && foo <= '9') {
1753. 		    multi = 10 * multi + foo - '0';
1754. 		    if (multi < 0 || multi >= LARGEST_INT) multi = LARGEST_INT;
1755. 		    if (multi > 9) {
1756. 			clear_nhwindow(WIN_MESSAGE);
1757. 			Sprintf(in_line, "Count: %d", multi);
1758. 			pline(in_line);
1759. 			mark_synch();
1760. 		    }
1761. 		    last_multi = multi;
1762. 		    if (!multi && foo == '0') prezero = TRUE;
1763. 		} else break;	/* not a digit */
1764. 	    }
1765. 
1766. 	if (foo == '\033') {   /* esc cancels count (TH) */
1767. 	    clear_nhwindow(WIN_MESSAGE);
1768. 	    multi = last_multi = 0;
1769. # ifdef REDO
1770. 	} else if (foo == DOAGAIN || in_doagain) {
1771. 	    multi = last_multi;
1772. 	} else {
1773. 	    last_multi = multi;
1774. 	    savech(0);	/* reset input queue */
1775. 	    savech((char)foo);
1776. # endif
1777. 	}
1778. 
1779. 	if (multi) {
1780. 	    multi--;
1781. 	    save_cm = in_line;
1782. 	} else {
1783. 	    save_cm = (char *)0;
1784. 	}
1785. 	in_line[0] = foo;
1786. 	in_line[1] = '\0';
1787. 	if (foo == 'g' || foo == 'G' || (iflags.num_pad && foo == '5') ||
1788. 	    foo == 'm' || foo == 'M' || foo == 'F') {
1789. 	    foo = readchar();
1790. #ifdef REDO
1791. 	    savech((char)foo);
1792. #endif
1793. 	    in_line[1] = foo;
1794. 	    in_line[2] = 0;
1795. 	}
1796. 	clear_nhwindow(WIN_MESSAGE);
1797. 	if (prezero) in_line[0] = '\033';
1798. 	return(in_line);
1799. }
1800. 
1801. #endif /* OVL0 */
1802. #ifdef OVLB
1803. 
1804. #ifdef UNIX
1805. static
1806. void
1807. end_of_input()
1808. {
1809. 	exit_nhwindows("End of input?");
1810. #ifndef NOSAVEONHANGUP
1811. 	if (!program_state.done_hup++)
1812. 	    (void) dosave0();
1813. #endif
1814. 	clearlocks();
1815. 	terminate(EXIT_SUCCESS);
1816. }
1817. #endif
1818. 
1819. #endif /* OVLB */
1820. #ifdef OVL0
1821. 
1822. char
1823. readchar()
1824. {
1825. 	register int sym;
1826. 	int x = u.ux, y = u.uy, mod = 0;
1827. 
1828. #ifdef REDO
1829. 	sym = in_doagain ? Getchar() : nh_poskey(&x, &y, &mod);
1830. #else
1831. 	sym = Getchar();
1832. #endif
1833. 
1834. #ifdef UNIX
1835. # ifdef NR_OF_EOFS
1836. 	if (sym == EOF) {
1837. 	    register int cnt = NR_OF_EOFS;
1838. 	  /*
1839. 	   * Some SYSV systems seem to return EOFs for various reasons
1840. 	   * (?like when one hits break or for interrupted systemcalls?),
1841. 	   * and we must see several before we quit.
1842. 	   */
1843. 	    do {
1844. 		clearerr(stdin);	/* omit if clearerr is undefined */
1845. 		sym = Getchar();
1846. 	    } while (--cnt && sym == EOF);
1847. 	}
1848. # endif /* NR_OF_EOFS */
1849. 	if (sym == EOF)
1850. 	    end_of_input();
1851. #endif /* UNIX */
1852. 
1853. 	if(sym == 0) /* click event */
1854. 	    sym = click_to_cmd(x, y, mod);
1855. 	return((char) sym);
1856. }
1857. #endif /* OVL0 */
1858. 
1859. /*cmd.c*/

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