Wed, 09 Apr 2014 12:07:47 +0200
added nonblocking read for network games + minor build system fixes
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 (int 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))*timeunit > UINT16_MAX
63 || *valid != '\0') {
64 fprintf(stderr, "Specified time is invalid (%s)"
65 "- Maximum: 65535 seconds (1092 minutes)\n", optarg);
66 return 1;
67 } else {
68 settings->gameinfo.timecontrol = 1;
69 if (opt=='t') {
70 settings->gameinfo.time = timeunit * time;
71 } else {
72 settings->gameinfo.addtime = time;
73 }
74 }
75 break;
76 case 'p':
77 port = strtol(optarg, &valid, 10);
78 if (port < 1025 || port > 65535 || *valid != '\0') {
79 fprintf(stderr,
80 "Invalid port number (%s) - choose a number between "
81 "1025 and 65535\n",
82 optarg);
83 return 1;
84 } else {
85 settings->port = optarg;
86 }
87 break;
88 case 'h':
89 case '?':
90 settings->printhelp = 1;
91 break;
92 }
93 }
95 if (optind == argc - 1) {
96 settings->serverhost = argv[optind];
97 } else if (optind < argc - 1) {
98 fprintf(stderr, "Too many arguments\n");
99 return 1;
100 }
102 return 0;
103 }
105 Settings default_settings() {
106 Settings settings;
107 memset(&settings, 0, sizeof(Settings));
108 settings.gameinfo.servercolor = WHITE;
109 settings.port = "27015";
110 return settings;
111 }
113 void dump_gameinfo(GameInfo *gameinfo) {
114 int serverwhite = gameinfo->servercolor == WHITE;
115 attron(A_UNDERLINE);
116 printw("Game details\n");
117 attroff(A_UNDERLINE);
118 printw(" Server: %s\n Client: %s\n",
119 serverwhite?"White":"Black", serverwhite?"Black":"White"
120 );
121 if (gameinfo->timecontrol) {
122 if (gameinfo->time % 60) {
123 printw(" Time limit: %ds + %ds\n",
124 gameinfo->time, gameinfo->addtime);
125 } else {
126 printw(" Time limit: %dm + %ds\n",
127 gameinfo->time/60, gameinfo->addtime);
128 }
129 } else {
130 printw(" No time limit\n");
131 }
132 refresh();
133 }
135 void leavescr() {
136 endwin();
137 }
139 int main(int argc, char **argv) {
140 srand(time(NULL));
142 Settings settings = default_settings();
143 if (get_settings(argc, argv, &settings)) {
144 return 1;
145 }
147 if (settings.printhelp) {
148 printf(
149 "Usage: terminal-chess [OPTION]... [HOST]\n"
150 "Starts/joins a network chess game\n"
151 "\nGeneral options\n"
152 " -h This help page\n"
153 " -p TCP port to use (default: 27015)\n"
154 "\nServer options\n"
155 " -a <time> Specifies the time to add after each move\n"
156 " -b Server plays black pieces (default: white)\n"
157 " -r Distribute color randomly\n"
158 " -s Single machine mode\n"
159 " -t <time> Specifies time limit (default: no limit)\n"
160 "\nNotes\n"
161 "The time unit for -a is seconds and for -t minutes by default. To "
162 "specify\nseconds for the -t option, use the s suffix.\n"
163 "Example: -t 150s\n"
164 );
165 return EXIT_SUCCESS;
166 }
167 initscr();
168 halfdelay(1);
169 keypad(stdscr, TRUE);
170 if (has_colors()) {
171 start_color();
172 init_colorpairs();
173 bkgd(COLOR_PAIR(COL_YB));
174 } else {
175 fprintf(stderr, "Non-colored terminals are not supported yet.");
176 endwin();
177 return EXIT_FAILURE;
178 }
179 atexit(leavescr);
181 if (settings.singlemachine) {
182 game_start_singlemachine(&settings);
183 } else {
184 int exitcode = is_server(&settings) ?
185 server_run(&settings) : client_run(&settings);
187 if (exitcode != EXIT_SUCCESS) {
188 cbreak(); getch();
189 }
190 }
191 }