src/Attack.cxx

   1 /*
   2  * Attack.cxx
   3  * Daniel Nelson - 8/29/0
   4  *
   5  * Copyright (C) 2000  Daniel Nelson
   6  * Copyright (C) 2004  Andrew Sayman
   7  *
   8  * This program is free software; you can redistribute it and/or
   9  * modify it under the terms of the GNU General Public License
  10  * as published by the Free Software Foundation; either version 2
  11  * of the License, or (at your option) any later version.
  12  *
  13  * This program is distributed in the hope that it will be useful,
  14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16  * GNU General Public License for more details.
  17  *
  18  * You should have received a copy of the GNU General Public License
  19  * along with this program; if not, write to the Free Software
  20  * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
  21  *
  22  * Daniel Nelson - aluminumangel.org
  23  * 174 W. 18th Ave.
  24  * Columbus, OH  43210
  25  */
  26
  27 #include <cstring>
  28 #include <cctype>
  29 #include <sys/stat.h>
  30
  31 #ifndef _WIN32
  32 #  include <pwd.h>
  33 #else
  34 #  include <direct.h>
  35 #  include <glext.h>
  36 #endif
  37
  38 using namespace std;
  39
  40 #include "TextureLoader.h"
  41 #include "Game.h"
  42 #include "Attack.h"
  43 #include "Communicator.h"
  44 #include "MetaState.h"
  45 #include "Random.h"
  46
  47 #ifdef WANT_GTK
  48 #include "gtk-gui/gui_main.h"
  49 #endif
  50
  51 #define GC_HOST_NAME_SIZE (256)
  52
  53 /*
  54  * Documentation
  55  *   html tables don't work right in explorer
  56  *   man-page bug
  57  *
  58  * Issues and Watches
  59  *   slow if left sitting a long time before game start
  60  *   gtk+ frontend
  61  *   central server for online game setup
  62  *   remove dying_count_2
  63  *   find and use correct GL_LIGHT_MODEL_COLOR_CONTROL defines
  64  */
  65
  66 int main ( int argc, char **argv )
  67 {
  68 #ifdef WANT_GTK
  69   return gui_main(argc, argv);
  70 #else
  71   char player_name[GC_PLAYER_NAME_LENGTH];
  72   char host_name[GC_HOST_NAME_SIZE];
  73   int port;
  74   int mode = 0;
  75
  76   parseCommandLine(argc, argv, mode, port, host_name, player_name);
  77   run_crack_attack(mode, port, host_name, player_name, -1, -1);
  78
  79   return 0;
  80 #endif
  81 }
  82
  83 inline void usage (   )
  84 {
  85   cerr << "Usage: " GC_BINARY " --server [PORT] [--low] [-X] [--wait] "
  86    "[--name 'NAME']\n"
  87    "        <or>\n"
  88    "       " GC_BINARY " SERVER[:PORT] [--low] [--name 'NAME']\n"
  89    "        <or>\n"
  90    "       " GC_BINARY " --solo [--low] [-X] [--name 'NAME']"
  91    << endl;
  92   exit(1);
  93 }
  94
  95 void run_crack_attack (
  96     int mode,
  97     int port,
  98     char *host_name,
  99     char *player_name,
 100     int width,
 101     int height) {
 102   if (!player_name) {
 103     cerr << "Player name not properly allocated" << endl;
 104     return;
 105   }
 106
 107   if (player_name[0] == '\0') {
 108 #ifndef _WIN32
 109     struct passwd *uinfo = getpwuid(getuid());
 110     if (uinfo) {
 111       strncpy(player_name, uinfo->pw_name, GC_PLAYER_NAME_LENGTH);
 112       for (int n = strlen(player_name); n--; )
 113         player_name[n] = toupper(player_name[n]);
 114     } else
 115       strncpy(player_name, GC_DEFAULT_PLAYER_NAME, GC_PLAYER_NAME_LENGTH);
 116 #else
 117     strncpy(player_name, GC_DEFAULT_PLAYER_NAME, GC_PLAYER_NAME_LENGTH);
 118 #endif
 119   }
 120
 121   cout << GC_MESSAGE << endl;
 122
 123   setupLocalDataDirectory();
 124
 125   if (!(mode & CM_SOLO))
 126     Communicator::initialize(mode, port, host_name, player_name);
 127   else
 128     Random::seed(Random::generateSeed());
 129
 130   MetaState::programStart(mode, player_name, width, height);
 131
 132   glutMainLoop();
 133 }
 134
 135 void parseCommandLine ( int argc, char **argv, int &mode, int &port,
 136  char *host_name, char *player_name )
 137 {
 138   for (int n = 1; argv[n]; n++) {
 139
 140     if (!strcmp(argv[n], "-s") || !strcmp(argv[n], "--server")) {
 141       if (mode & (CM_SERVER | CM_CLIENT | CM_SOLO)) usage();
 142
 143       mode |= CM_SERVER;
 144       if (argv[n + 1] && argv[n + 1][0] != '-')
 145         port = atoi(argv[++n]);
 146       else
 147         port = 0;
 148
 149     } else if (!strcmp(argv[n], "-1") || !strcmp(argv[n], "--solo")) {
 150       if (mode & (CM_SERVER | CM_CLIENT | CM_SOLO)) usage();
 151
 152       mode |= CM_SOLO;
 153
 154     } else if (!strcmp(argv[n], "-n") || !strcmp(argv[n], "--name")) {
 155       if (!argv[n + 1]) usage();
 156
 157       strncpy(player_name, argv[++n], GC_PLAYER_NAME_LENGTH);
 158       player_name[GC_PLAYER_NAME_LENGTH - 1] = '\0';
 159       for (char *p = player_name; *p; p++)
 160         if (!isprint(*p)) *p = ' ';
 161
 162     } else if (!strcmp(argv[n], "-l") || !strcmp(argv[n], "--low"))
 163
 164       mode |= CM_LOW_GRAPHICS;
 165
 166     else if (!strcmp(argv[n], "-X") || !strcmp(argv[n], "--extreme"))
 167
 168       mode |= CM_X;
 169
 170     else if (!strcmp(argv[n], "-w") || !strcmp(argv[n], "--wait"))
 171       mode |= CM_NO_TIME_OUT;
 172
 173     else {
 174       if (mode & (CM_SERVER | CM_CLIENT | CM_SOLO)) usage();
 175
 176       mode |= CM_CLIENT;
 177       strncpy(host_name, argv[n], GC_HOST_NAME_SIZE);
 178       char *ptr = strchr(host_name, ':');
 179       if (ptr) {
 180         port = atoi(ptr + 1);
 181         *ptr = '\0';
 182       } else
 183         port = 0;
 184     }
 185   }
 186
 187   if (!(mode & (CM_SERVER | CM_CLIENT | CM_SOLO)))
 188     usage();
 189
 190   if ((mode & CM_NO_TIME_OUT) && !(mode & CM_SERVER))
 191     usage();
 192 }
 193
 194 void setupLocalDataDirectory (   )
 195 {
 196   char local_directory[256];
 197   TextureLoader::buildLocalDataDirectoryName(local_directory);
 198   if (!TextureLoader::fileExists(local_directory)
 199 #ifndef _WIN32
 200    && mkdir(local_directory, 0777)) {
 201 #else
 202    && _mkdir(local_directory)) {
 203 #endif
 204     cerr << "Error creating local data directory '" << local_directory
 205      << "'." << endl;
 206     exit(1);
 207   }
 208 }