mille/misc.c

   1 /*      $NetBSD: misc.c,v 1.10 2002/05/26 00:12:13 wiz 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. All advertising materials mentioning features or use of this software
  16  *    must display the following acknowledgement:
  17  *      This product includes software developed by the University of
  18  *      California, Berkeley and its contributors.
  19  * 4. Neither the name of the University nor the names of its contributors
  20  *    may be used to endorse or promote products derived from this software
  21  *    without specific prior written permission.
  22  *
  23  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
  24  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  25  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  26  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
  27  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  28  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  29  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  30  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  31  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  32  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  33  * SUCH DAMAGE.
  34  */
  35
  36 #include <sys/cdefs.h>
  37 #ifndef lint
  38 #if 0
  39 static char sccsid[] = "@(#)misc.c      8.1 (Berkeley) 5/31/93";
  40 #else
  41 __RCSID("$NetBSD: misc.c,v 1.10 2002/05/26 00:12:13 wiz Exp $");
  42 #endif
  43 #endif /* not lint */
  44
  45 #include <sys/file.h>
  46 #include <termios.h>
  47
  48 #include <stdarg.h>
  49
  50 #include        "mille.h"
  51 #ifndef unctrl
  52 #include        "unctrl.h"
  53 #endif
  54
  55
  56 /*
  57  * @(#)misc.c   1.2 (Berkeley) 3/28/83
  58  */
  59
  60 #define NUMSAFE 4
  61
  62 bool
  63 error(const char *str, ...)
  64 {
  65         va_list ap;
  66
  67         va_start(ap, str);
  68         wmove(Score, ERR_Y, ERR_X);
  69         vwprintw(Score, str, ap);
  70         wclrtoeol(Score);
  71         putchar('\07');
  72         refresh();
  73         va_end(ap);
  74         return FALSE;
  75 }
  76
  77 CARD
  78 getcard()
  79 {
  80         int     c, c1;
  81
  82         for (;;) {
  83                 while ((c = readch()) == '\n' || c == '\r' || c == ' ')
  84                         continue;
  85                 if (islower(c))
  86                         c = toupper(c);
  87                 if (c == killchar() || c == erasechar())
  88                         return -1;
  89                 addstr(unctrl(c));
  90                 clrtoeol();
  91                 switch (c) {
  92                   case '1':     case '2':       case '3':
  93                   case '4':     case '5':       case '6':
  94                         c -= '0';
  95                         break;
  96                   case '0':     case 'P':       case 'p':
  97                         c = 0;
  98                         break;
  99                   default:
 100                         putchar('\07');
 101                         addch('\b');
 102                         if (!isprint(c))
 103                                 addch('\b');
 104                         c = -1;
 105                         break;
 106                 }
 107                 refresh();
 108                 if (c >= 0) {
 109                         while ((c1=readch()) != '\r' && c1 != '\n' && c1 != ' ')
 110                                 if (c1 == killchar())
 111                                         return -1;
 112                                 else if (c1 == erasechar()) {
 113                                         addch('\b');
 114                                         clrtoeol();
 115                                         refresh();
 116                                         goto cont;
 117                                 }
 118                                 else
 119                                         write(0, "\07", 1);
 120                         return c;
 121                 }
 122 cont:           ;
 123         }
 124 }
 125
 126 int
 127 check_ext(forcomp)
 128         bool    forcomp;
 129 {
 130
 131
 132         if (End == 700)
 133                 if (Play == PLAYER) {
 134                         if (getyn(EXTENSIONPROMPT)) {
 135 extend:
 136                                 if (!forcomp)
 137                                         End = 1000;
 138                                 return TRUE;
 139                         }
 140                         else {
 141 done:
 142                                 if (!forcomp)
 143                                         Finished = TRUE;
 144                                 return FALSE;
 145                         }
 146                 }
 147                 else {
 148                         PLAY    *pp, *op;
 149                         int     i, safe, miles;
 150
 151                         pp = &Player[COMP];
 152                         op = &Player[PLAYER];
 153                         for (safe = 0, i = 0; i < NUMSAFE; i++)
 154                                 if (pp->safety[i] != S_UNKNOWN)
 155                                         safe++;
 156                         if (safe < 2)
 157                                 goto done;
 158                         if (op->mileage == 0 || onecard(op)
 159                             || (op->can_go && op->mileage >= 500))
 160                                 goto done;
 161                         for (miles = 0, i = 0; i < NUMSAFE; i++)
 162                                 if (op->safety[i] != S_PLAYED
 163                                     && pp->safety[i] == S_UNKNOWN)
 164                                         miles++;
 165                         if (miles + safe == NUMSAFE)
 166                                 goto extend;
 167                         for (miles = 0, i = 0; i < HAND_SZ; i++)
 168                                 if ((safe = pp->hand[i]) <= C_200)
 169                                         miles += Value[safe];
 170                         if (miles + (Topcard - Deck) * 3 > 1000)
 171                                 goto extend;
 172                         goto done;
 173                 }
 174         else
 175                 goto done;
 176 }
 177
 178 /*
 179  *      Get a yes or no answer to the given question.  Saves are
 180  * also allowed.  Return TRUE if the answer was yes, FALSE if no.
 181  */
 182 int
 183 getyn(promptno)
 184         int     promptno;
 185 {
 186         char    c;
 187
 188         Saved = FALSE;
 189         for (;;) {
 190                 leaveok(Board, FALSE);
 191                 prompt(promptno);
 192                 clrtoeol();
 193                 refresh();
 194                 switch (c = readch()) {
 195                   case 'n':     case 'N':
 196                         addch('N');
 197                         refresh();
 198                         leaveok(Board, TRUE);
 199                         return FALSE;
 200                   case 'y':     case 'Y':
 201                         addch('Y');
 202                         refresh();
 203                         leaveok(Board, TRUE);
 204                         return TRUE;
 205                   case 's':     case 'S':
 206                         addch('S');
 207                         refresh();
 208                         Saved = save();
 209                         continue;
 210                   case CTRL('L'):
 211                         wrefresh(curscr);
 212                         break;
 213                   default:
 214                         addstr(unctrl(c));
 215                         refresh();
 216                         putchar('\07');
 217                         break;
 218                 }
 219         }
 220 }
 221
 222 /*
 223  *      Check to see if more games are desired.  If not, and game
 224  * came from a saved file, make sure that they don't want to restore
 225  * it.  Exit appropriately.
 226  */
 227 void
 228 check_more()
 229 {
 230         On_exit = TRUE;
 231         if (Player[PLAYER].total >= 5000 || Player[COMP].total >= 5000)
 232                 if (getyn(ANOTHERGAMEPROMPT))
 233                         return;
 234                 else {
 235                         /*
 236                          * must do accounting normally done in main()
 237                          */
 238                         if (Player[PLAYER].total > Player[COMP].total)
 239                                 Player[PLAYER].games++;
 240                         else if (Player[PLAYER].total < Player[COMP].total)
 241                                 Player[COMP].games++;
 242                         Player[COMP].total = 0;
 243                         Player[PLAYER].total = 0;
 244                 }
 245         else
 246                 if (getyn(ANOTHERHANDPROMPT))
 247                         return;
 248         if (!Saved && getyn(SAVEGAMEPROMPT))
 249                 if (!save())
 250                         return;
 251         die(0);
 252 }
 253
 254 int
 255 readch()
 256 {
 257         int     cnt;
 258         static char     c;
 259
 260         for (cnt = 0; read(0, &c, 1) <= 0; cnt++)
 261                 if (cnt > 100)
 262                         exit(1);
 263         return c;
 264 }