mille/misc.c

   1 /*      $NetBSD: misc.c,v 1.7 1998/07/26 16:11:40 mycroft 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 1.7 1998/07/26 16:11:40 mycroft Exp $");
  42 #endif
  43 #endif /* not lint */
  44
  45 #include <sys/file.h>
  46 #include <termios.h>
  47
  48 #if __STDC__
  49 #include        <stdarg.h>
  50 #else
  51 #include        <varargs.h>
  52 #endif
  53
  54 #include        "mille.h"
  55 #ifndef unctrl
  56 #include        "unctrl.h"
  57 #endif
  58
  59
  60 # ifdef attron
  61 #       include <term.h>
  62 # endif attron
  63
  64 /*
  65  * @(#)misc.c   1.2 (Berkeley) 3/28/83
  66  */
  67
  68 #define NUMSAFE 4
  69
  70 bool
  71 #if __STDC__
  72 error(const char *str, ...)
  73 #else
  74 error(str, va_alist)
  75         const char *str;
  76         va_dcl
  77 #endif
  78 {
  79         va_list ap;
  80
  81 #if __STDC__
  82         va_start(ap, str);
  83 #else
  84         va_start(ap);
  85 #endif
  86         wmove(Score, ERR_Y, ERR_X);
  87         vwprintw(Score, str, ap);
  88         clrtoeol();
  89         putchar('\07');
  90         refresh();
  91         va_end(ap);
  92         return FALSE;
  93 }
  94
  95 CARD
  96 getcard()
  97 {
  98         int     c, c1;
  99
 100         for (;;) {
 101                 while ((c = readch()) == '\n' || c == '\r' || c == ' ')
 102                         continue;
 103                 if (islower(c))
 104                         c = toupper(c);
 105                 if (c == killchar() || c == erasechar())
 106                         return -1;
 107                 addstr(unctrl(c));
 108                 clrtoeol();
 109                 switch (c) {
 110                   case '1':     case '2':       case '3':
 111                   case '4':     case '5':       case '6':
 112                         c -= '0';
 113                         break;
 114                   case '0':     case 'P':       case 'p':
 115                         c = 0;
 116                         break;
 117                   default:
 118                         putchar('\07');
 119                         addch('\b');
 120                         if (!isprint(c))
 121                                 addch('\b');
 122                         c = -1;
 123                         break;
 124                 }
 125                 refresh();
 126                 if (c >= 0) {
 127                         while ((c1=readch()) != '\r' && c1 != '\n' && c1 != ' ')
 128                                 if (c1 == killchar())
 129                                         return -1;
 130                                 else if (c1 == erasechar()) {
 131                                         addch('\b');
 132                                         clrtoeol();
 133                                         refresh();
 134                                         goto cont;
 135                                 }
 136                                 else
 137                                         write(0, "\07", 1);
 138                         return c;
 139                 }
 140 cont:           ;
 141         }
 142 }
 143
 144 int
 145 check_ext(forcomp)
 146         bool    forcomp;
 147 {
 148
 149
 150         if (End == 700)
 151                 if (Play == PLAYER) {
 152                         if (getyn(EXTENSIONPROMPT)) {
 153 extend:
 154                                 if (!forcomp)
 155                                         End = 1000;
 156                                 return TRUE;
 157                         }
 158                         else {
 159 done:
 160                                 if (!forcomp)
 161                                         Finished = TRUE;
 162                                 return FALSE;
 163                         }
 164                 }
 165                 else {
 166                         PLAY    *pp, *op;
 167                         int     i, safe, miles;
 168
 169                         pp = &Player[COMP];
 170                         op = &Player[PLAYER];
 171                         for (safe = 0, i = 0; i < NUMSAFE; i++)
 172                                 if (pp->safety[i] != S_UNKNOWN)
 173                                         safe++;
 174                         if (safe < 2)
 175                                 goto done;
 176                         if (op->mileage == 0 || onecard(op)
 177                             || (op->can_go && op->mileage >= 500))
 178                                 goto done;
 179                         for (miles = 0, i = 0; i < NUMSAFE; i++)
 180                                 if (op->safety[i] != S_PLAYED
 181                                     && pp->safety[i] == S_UNKNOWN)
 182                                         miles++;
 183                         if (miles + safe == NUMSAFE)
 184                                 goto extend;
 185                         for (miles = 0, i = 0; i < HAND_SZ; i++)
 186                                 if ((safe = pp->hand[i]) <= C_200)
 187                                         miles += Value[safe];
 188                         if (miles + (Topcard - Deck) * 3 > 1000)
 189                                 goto extend;
 190                         goto done;
 191                 }
 192         else
 193                 goto done;
 194 }
 195
 196 /*
 197  *      Get a yes or no answer to the given question.  Saves are
 198  * also allowed.  Return TRUE if the answer was yes, FALSE if no.
 199  */
 200 int
 201 getyn(promptno)
 202         int     promptno;
 203 {
 204         char    c;
 205
 206         Saved = FALSE;
 207         for (;;) {
 208                 leaveok(Board, FALSE);
 209                 prompt(promptno);
 210                 clrtoeol();
 211                 refresh();
 212                 switch (c = readch()) {
 213                   case 'n':     case 'N':
 214                         addch('N');
 215                         refresh();
 216                         leaveok(Board, TRUE);
 217                         return FALSE;
 218                   case 'y':     case 'Y':
 219                         addch('Y');
 220                         refresh();
 221                         leaveok(Board, TRUE);
 222                         return TRUE;
 223                   case 's':     case 'S':
 224                         addch('S');
 225                         refresh();
 226                         Saved = save();
 227                         continue;
 228                   case CTRL('L'):
 229                         wrefresh(curscr);
 230                         break;
 231                   default:
 232                         addstr(unctrl(c));
 233                         refresh();
 234                         putchar('\07');
 235                         break;
 236                 }
 237         }
 238 }
 239
 240 /*
 241  *      Check to see if more games are desired.  If not, and game
 242  * came from a saved file, make sure that they don't want to restore
 243  * it.  Exit appropriately.
 244  */
 245 void
 246 check_more()
 247 {
 248         On_exit = TRUE;
 249         if (Player[PLAYER].total >= 5000 || Player[COMP].total >= 5000)
 250                 if (getyn(ANOTHERGAMEPROMPT))
 251                         return;
 252                 else {
 253                         /*
 254                          * must do accounting normally done in main()
 255                          */
 256                         if (Player[PLAYER].total > Player[COMP].total)
 257                                 Player[PLAYER].games++;
 258                         else if (Player[PLAYER].total < Player[COMP].total)
 259                                 Player[COMP].games++;
 260                         Player[COMP].total = 0;
 261                         Player[PLAYER].total = 0;
 262                 }
 263         else
 264                 if (getyn(ANOTHERHANDPROMPT))
 265                         return;
 266         if (!Saved && getyn(SAVEGAMEPROMPT))
 267                 if (!save())
 268                         return;
 269         die(0);
 270 }
 271
 272 int
 273 readch()
 274 {
 275         int     cnt;
 276         static char     c;
 277
 278         for (cnt = 0; read(0, &c, 1) <= 0; cnt++)
 279                 if (cnt > 100)
 280                         exit(1);
 281         return c;
 282 }