terminal-chess: src/main.c@e0a76ee1bb2b

     1 /*

     2  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.

     3  *

     4  * Copyright 2014 Mike Becker. All rights reserved.

     5  *

     6  * Redistribution and use in source and binary forms, with or without

     7  * modification, are permitted provided that the following conditions are met:

     8  *

     9  *   1. Redistributions of source code must retain the above copyright

    10  *      notice, this list of conditions and the following disclaimer.

    11  *

    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  *

    16  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"

    17  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE

    18  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE

    19  * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE

    20  * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR

    21  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF

    22  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS

    23  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN

    24  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)

    25  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE

    26  * POSSIBILITY OF SUCH DAMAGE.

    27  *

    28  */

    30 #include "terminal-chess.h"

    31 #include "game.h"

    32 #include "input.h"

    33 #include <string.h>

    34 #include <time.h>

    35 #include <getopt.h>

    37 int get_settings(int argc, char **argv, Settings *settings) {

    38     char *valid;

    39     unsigned long int time, port;

    40     uint8_t timeunit = 60;

    41     size_t len;

    43     for (char opt ; (opt = getopt(argc, argv, "a:bhp:rst:")) != -1 ;) {

    44         switch (opt) {

    45         case 'b':

    46             settings->gameinfo.servercolor = BLACK;

    47             break;

    48         case 'r':

    49             settings->gameinfo.servercolor = rand() & 1 ? WHITE : BLACK;

    50             break;

    51         case 's':

    52             settings->singlemachine = 1;

    53             break;

    54         case 't':

    55         case 'a':

    56             len = strlen(optarg);

    57             if (optarg[len-1] == 's') {

    58                 optarg[len-1] = '\0';

    59                 timeunit = 1;

    60             }

    62             if ((time = strtoul(optarg, &valid, 10)) > TIME_MAX

    63                 || *valid != '\0') {

    64                 fprintf(stderr, "Specified time is invalid (%s)\n", optarg);

    65                 return 1;

    66             } else {

    67                 if (opt=='t') {

    68                     settings->gameinfo.time = timeunit * time;

    69                 } else {

    70                     settings->gameinfo.addtime = time;

    71                 }

    72             }

    73             break;

    74         case 'p':

    75             port = strtol(optarg, &valid, 10);

    76             if (port < 1025 || port > 65535 || *valid != '\0') {

    77                 fprintf(stderr,

    78                     "Invalid port number (%s) - choose a number between "

    79                     "1025 and 65535\n",

    80                     optarg);

    81                 return 1;

    82             } else {

    83                 settings->port = optarg;

    84             }

    85             break;

    86         case 'h':

    87         case '?':

    88             settings->printhelp = 1;

    89             break;

    90         }

    91     }

    93     if (optind == argc - 1) {

    94         settings->serverhost = argv[optind];

    95     } else if (optind < argc - 1) {

    96         fprintf(stderr, "Too many arguments\n");

    97         return 1;

    98     }

   100     return 0;

   101 }

   103 Settings default_settings() {

   104     Settings settings;

   105     memset(&settings, 0, sizeof(Settings));

   106     settings.gameinfo.servercolor = WHITE;

   107     settings.port = "27015";

   108     return settings;

   109 }

   111 void dump_gameinfo(Gameinfo *gameinfo) {

   112     int serverwhite = gameinfo->servercolor == WHITE;

   113     attron(A_UNDERLINE);

   114     printw("Game details\n");

   115     attroff(A_UNDERLINE);

   116     printw("  Server:     %s\n  Client:     %s\n",

   117         serverwhite?"white":"black", serverwhite?"black":"White"

   118     );

   119     if (gameinfo->time > 0) {

   120         if (gameinfo->time % 60) {

   121             printw("  Time limit: %ds + %ds\n",

   122                 gameinfo->time, gameinfo->addtime);

   123         } else {

   124             printw("  Time limit: %dm + %ds\n",

   125                 gameinfo->time/60, gameinfo->addtime);

   126         }

   127     } else {

   128         printw("  No time limit\n");

   129     }

   130     refresh();

   131 }

   133 void leavescr() {

   134     endwin();

   135 }

   137 int main(int argc, char **argv) {

   138     srand(time(NULL));

   140     Settings settings = default_settings();

   141     if (get_settings(argc, argv, &settings)) {

   142         return 1;

   143     }

   145     if (settings.printhelp) {

   146         printf(

   147             "Usage: terminal-chess [OPTION]... [HOST]\n"

   148             "Starts/joins a network chess game\n"

   149             "\nGeneral options\n"

   150             "  -h            This help page\n"

   151             "  -p            TCP port to use (default: 27015)\n"

   152             "\nServer options\n"

   153             "  -a <time>     Specifies the time to add after each move\n"

   154             "  -b            Server plays black pieces (default: white)\n"

   155             "  -r            Distribute color randomly\n"

   156             "  -s            Single machine mode\n"

   157             "  -t <time>     Specifies time limit (default: no limit)\n"

   158             "\nNotes\n"

   159             "The time unit for -a is seconds and for -t minutes by default. To "

   160             "specify\nseconds for the -t option, use the s suffix.\n"

   161             "Example: -t 150s\n"

   162         );

   163         return EXIT_SUCCESS;

   164     }

   165     initscr();

   166     cbreak();

   167     if (has_colors()) {

   168         start_color();

   169         init_colorpairs();

   170         bkgd(COLOR_PAIR(COL_YB));

   171     } else {

   172         fprintf(stderr, "Non-colored terminals are not supported yet.");

   173         endwin();

   174         return EXIT_FAILURE;

   175     }

   176     atexit(leavescr);

   178     if (settings.singlemachine) {

   179         game_start_singlemachine(&settings);

   180     } else {

   181         return is_server(&settings) ?

   182             server_run(&settings) : client_run(&settings);

   183     }

   184 }

Mercurial > hg > terminal-chess / file revision