games/mille/misc.c

   1 /*      $NetBSD: misc.c,v 1.11 2003/08/07 09:37:25 agc Exp $    */
   2
   3 /*
   4  * Copyright (c) 1983, 1993
   5  *      The Regents of the University of California.  All rights reserved.
   6  *
   7  * Redistribution and use in source and binary forms, with or without
   8  * modification, are permitted provided that the following conditions
   9  * are met:
  10  * 1. Redistributions of source code must retain the above copyright
  11  *    notice, this list of conditions and the following disclaimer.
  12  * 2. Redistributions in binary form must reproduce the above copyright
  13  *    notice, this list of conditions and the following disclaimer in the
  14  *    documentation and/or other materials provided with the distribution.
  15  * 3. Neither the name of the University nor the names of its contributors
  16  *    may be used to endorse or promote products derived from this software
  17  *    without specific prior written permission.
  18  *
  19  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
  20  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  21  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  22  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
  23  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  24  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  25  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  26  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  27  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  28  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  29  * SUCH DAMAGE.
  30  */
  31
  32 #include <sys/cdefs.h>
  33 #ifndef lint
  34 #if 0
  35 static char sccsid[] = "@(#)misc.c      8.1 (Berkeley) 5/31/93";
  36 #else
  37 __RCSID("$NetBSD: misc.c,v 1.11 2003/08/07 09:37:25 agc Exp $");
  38 #endif
  39 #endif /* not lint */
  40
  41 #include <sys/file.h>
  42 #include <termios.h>
  43
  44 #include <stdarg.h>
  45
  46 #include        "mille.h"
  47 #ifndef unctrl
  48 #include        "unctrl.h"
  49 #endif
  50
  51
  52 /*
  53  * @(#)misc.c   1.2 (Berkeley) 3/28/83
  54  */
  55
  56 #define NUMSAFE 4
  57
  58 bool
  59 error(const char *str, ...)
  60 {
  61         va_list ap;
  62
  63         va_start(ap, str);
  64         wmove(Score, ERR_Y, ERR_X);
  65         vwprintw(Score, str, ap);
  66         wclrtoeol(Score);
  67         putchar('\07');
  68         refresh();
  69         va_end(ap);
  70         return FALSE;
  71 }
  72
  73 CARD
  74 getcard(void)
  75 {
  76         int     c, c1;
  77
  78         for (;;) {
  79                 while ((c = readch()) == '\n' || c == '\r' || c == ' ')
  80                         continue;
  81                 if (islower(c))
  82                         c = toupper(c);
  83                 if (c == killchar() || c == erasechar())
  84                         return -1;
  85                 addstr(unctrl(c));
  86                 clrtoeol();
  87                 switch (c) {
  88                   case '1':     case '2':       case '3':
  89                   case '4':     case '5':       case '6':
  90                         c -= '0';
  91                         break;
  92                   case '0':     case 'P':       case 'p':
  93                         c = 0;
  94                         break;
  95                   default:
  96                         putchar('\07');
  97                         addch('\b');
  98                         if (!isprint(c))
  99                                 addch('\b');
 100                         c = -1;
 101                         break;
 102                 }
 103                 refresh();
 104                 if (c >= 0) {
 105                         while ((c1=readch()) != '\r' && c1 != '\n' && c1 != ' ')
 106                                 if (c1 == killchar())
 107                                         return -1;
 108                                 else if (c1 == erasechar()) {
 109                                         addch('\b');
 110                                         clrtoeol();
 111                                         refresh();
 112                                         goto cont;
 113                                 }
 114                                 else
 115                                         write(0, "\07", 1);
 116                         return c;
 117                 }
 118 cont:           ;
 119         }
 120 }
 121
 122 int
 123 check_ext(bool forcomp)
 124 {
 125
 126
 127         if (End == 700)
 128                 if (Play == PLAYER) {
 129                         if (getyn(EXTENSIONPROMPT)) {
 130 extend:
 131                                 if (!forcomp)
 132                                         End = 1000;
 133                                 return TRUE;
 134                         }
 135                         else {
 136 done:
 137                                 if (!forcomp)
 138                                         Finished = TRUE;
 139                                 return FALSE;
 140                         }
 141                 }
 142                 else {
 143                         PLAY    *pp, *op;
 144                         int     i, safe, miles;
 145
 146                         pp = &Player[COMP];
 147                         op = &Player[PLAYER];
 148                         for (safe = 0, i = 0; i < NUMSAFE; i++)
 149                                 if (pp->safety[i] != S_UNKNOWN)
 150                                         safe++;
 151                         if (safe < 2)
 152                                 goto done;
 153                         if (op->mileage == 0 || onecard(op)
 154                             || (op->can_go && op->mileage >= 500))
 155                                 goto done;
 156                         for (miles = 0, i = 0; i < NUMSAFE; i++)
 157                                 if (op->safety[i] != S_PLAYED
 158                                     && pp->safety[i] == S_UNKNOWN)
 159                                         miles++;
 160                         if (miles + safe == NUMSAFE)
 161                                 goto extend;
 162                         for (miles = 0, i = 0; i < HAND_SZ; i++)
 163                                 if ((safe = pp->hand[i]) <= C_200)
 164                                         miles += Value[safe];
 165                         if (miles + (Topcard - Deck) * 3 > 1000)
 166                                 goto extend;
 167                         goto done;
 168                 }
 169         else
 170                 goto done;
 171 }
 172
 173 /*
 174  *      Get a yes or no answer to the given question.  Saves are
 175  * also allowed.  Return TRUE if the answer was yes, FALSE if no.
 176  */
 177 int
 178 getyn(int promptno)
 179 {
 180         char    c;
 181
 182         Saved = FALSE;
 183         for (;;) {
 184                 leaveok(Board, FALSE);
 185                 prompt(promptno);
 186                 clrtoeol();
 187                 refresh();
 188                 switch (c = readch()) {
 189                   case 'n':     case 'N':
 190                         addch('N');
 191                         refresh();
 192                         leaveok(Board, TRUE);
 193                         return FALSE;
 194                   case 'y':     case 'Y':
 195                         addch('Y');
 196                         refresh();
 197                         leaveok(Board, TRUE);
 198                         return TRUE;
 199                   case 's':     case 'S':
 200                         addch('S');
 201                         refresh();
 202                         Saved = save();
 203                         continue;
 204                   case CTRL('L'):
 205                         wrefresh(curscr);
 206                         break;
 207                   default:
 208                         addstr(unctrl(c));
 209                         refresh();
 210                         putchar('\07');
 211                         break;
 212                 }
 213         }
 214 }
 215
 216 /*
 217  *      Check to see if more games are desired.  If not, and game
 218  * came from a saved file, make sure that they don't want to restore
 219  * it.  Exit appropriately.
 220  */
 221 void
 222 check_more(void)
 223 {
 224         On_exit = TRUE;
 225         if (Player[PLAYER].total >= 5000 || Player[COMP].total >= 5000)
 226                 if (getyn(ANOTHERGAMEPROMPT))
 227                         return;
 228                 else {
 229                         /*
 230                          * must do accounting normally done in main()
 231                          */
 232                         if (Player[PLAYER].total > Player[COMP].total)
 233                                 Player[PLAYER].games++;
 234                         else if (Player[PLAYER].total < Player[COMP].total)
 235                                 Player[COMP].games++;
 236                         Player[COMP].total = 0;
 237                         Player[PLAYER].total = 0;
 238                 }
 239         else
 240                 if (getyn(ANOTHERHANDPROMPT))
 241                         return;
 242         if (!Saved && getyn(SAVEGAMEPROMPT))
 243                 if (!save())
 244                         return;
 245         die(0);
 246 }
 247
 248 int
 249 readch(void)
 250 {
 251         int     cnt;
 252         static char     c;
 253
 254         for (cnt = 0; read(0, &c, 1) <= 0; cnt++)
 255                 if (cnt > 100)
 256                         exit(1);
 257         return c;
 258 }