2 * Empire - A multi-player, client/server Internet based war game.
3 * Copyright (C) 1986-2015, Dave Pare, Jeff Bailey, Thomas Ruschak,
4 * Ken Stevens, Steve McClure, Markus Armbruster
6 * Empire is free software: you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation, either version 3 of the License, or
9 * (at your option) any later version.
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
16 * You should have received a copy of the GNU General Public License
17 * along with this program. If not, see <http://www.gnu.org/licenses/>.
21 * See files README, COPYING and CREDITS in the root of the source
22 * tree for related information and legal notices. It is expected
23 * that future projects/authors will amend these files as needed.
27 * main.c: client main function
29 * Known contributors to this file:
32 * Ron Koenderink, 2004-2007
33 * Markus Armbruster, 2005-2010
34 * Tom Dickson-Hunt, 2010
44 #include "sys/socket.h"
54 #define getpwuid(uid) ((void)(uid), w32_getpw())
55 #define sysdep_init() w32_sysdep_init()
62 static struct passwd *w32_getpw(void);
63 static void w32_sysdep_init(void);
65 #define sysdep_init() ((void)0)
69 print_usage(char *program_name)
71 printf("Usage: %s [OPTION]...[COUNTRY [PASSWORD]]\n"
72 " -2 FILE Append log of session to FILE\n"
73 " -k Kill connection\n"
74 " -r Restricted mode, no redirections\n"
75 " -s [HOST:]PORT Specify server HOST and PORT\n"
77 #ifdef HAVE_READLINE_HISTORY
78 " -H Save readline command history to file\n"
79 #endif /* HAVE_READLINE_HISTORY */
80 " -h display this help and exit\n"
81 " -v display version information and exit\n",
86 main(int argc, char **argv)
89 char *auxfname = NULL;
90 int use_history_file = 0;
103 while ((opt = getopt(argc, argv, "2:krs:uHhv")) != EOF) {
108 #ifdef HAVE_READLINE_HISTORY
110 use_history_file = 1;
112 #endif /* HAVE_READLINE_HISTORY */
120 port = strdup(optarg);
121 colon = strrchr(port, ':');
129 utf8 = eight_bit_clean = 1;
132 print_usage(argv[0]);
135 printf("%s\n\n%s", version, legal);
138 fprintf(stderr, "Try -h for help.\n");
147 country = getenv("COUNTRY");
151 passwd = getenv("PLAYER");
153 port = getenv("EMPIREPORT");
157 host = getenv("EMPIREHOST");
160 uname = getenv("LOGNAME");
161 udir = getenv("HOME");
162 if (!uname || !udir) {
165 pwd = getpwuid(getuid());
167 fprintf(stderr, "You don't exist. Go away\n");
171 uname = pwd->pw_name;
176 fprintf(stderr, "%s: extra operand %s\n", argv[0], *ap);
177 fprintf(stderr, "Try -h for help.\n");
182 if (auxfname && (auxfp = fopen(auxfname, "a")) == NULL) {
183 fprintf(stderr, "Unable to open %s for append\n", auxfname);
189 sock = tcp_connect(host, port);
191 if (use_history_file) {
192 history_file = malloc(1024);
193 strncpy(history_file, udir, 1000);
194 strcat(history_file, "/.empire.history");
197 if (!login(sock, uname, country, passwd, send_kill, utf8))
208 * Get Windows user name and directory
210 static struct passwd *
213 static char unamebuf[128];
214 static char udirbuf[MAX_PATH];
215 static struct passwd pwd;
218 unamesize = sizeof(unamebuf);
219 if (GetUserName(unamebuf, &unamesize)) {
220 pwd.pw_name = unamebuf;
221 if (unamesize == 0 || strlen(unamebuf) == 0)
222 pwd.pw_name = "nobody";
224 pwd.pw_name = "nobody";
225 if (SUCCEEDED(SHGetFolderPathA(NULL, CSIDL_PROFILE, NULL, 0, udirbuf))
226 && strlen(udirbuf) == 0)
227 pwd.pw_dir = udirbuf;
232 w32_sysdep_init(void)
237 * stdout is unbuffered under Windows if connected to a character
238 * device, and putchar() screws up when printing multibyte strings
239 * bytewise to an unbuffered stream. Switch stdout to line-
240 * buffered mode. Unfortunately, ISO C allows implementations to
241 * screw that up, and of course Windows does. Manual flushing
242 * after each prompt is required.
244 setvbuf(stdout, NULL, _IOLBF, 4096);
246 err = w32_socket_init();
248 fprintf(stderr, "WSAStartup Failed, error code %d\n", err);