common/main.c

   1 // (c) Copyright 2006-2009 notaz, All rights reserved.\r
   2 // Free for non-commercial use.\r
   3 \r
   4 // For commercial use, separate licencing terms must be obtained.\r
   5 \r
   6 #include <stdio.h>\r
   7 #include <stdlib.h>\r
   8 #include <string.h>\r
   9 #include <strings.h>\r
  10 \r
  11 #include "menu.h"\r
  12 #include "emu.h"\r
  13 #include "config.h"\r
  14 #include "input.h"\r
  15 #include "plat.h"\r
  16 #include <cpu/debug.h>\r
  17 #include <version.h>\r
  18 \r
  19 \r
  20 extern char *PicoConfigFile;\r
  21 static int load_state_slot = -1;\r
  22 char **g_argv;\r
  23 \r
  24 void parse_cmd_line(int argc, char *argv[])\r
  25 {\r
  26         int x, unrecognized = 0;\r
  27 \r
  28         for (x = 1; x < argc; x++)\r
  29         {\r
  30                 if (argv[x][0] == '-')\r
  31                 {\r
  32                         if (strcasecmp(argv[x], "-config") == 0) {\r
  33                                 if (x+1 < argc) { ++x; PicoConfigFile = argv[x]; }\r
  34                         }\r
  35                         else if (strcasecmp(argv[x], "-loadstate") == 0) {\r
  36                                 if (x+1 < argc) { ++x; load_state_slot = atoi(argv[x]); }\r
  37                         }\r
  38                         else if (strcasecmp(argv[x], "-pdb") == 0) {\r
  39                                 if (x+1 < argc) { ++x; pdb_command(argv[x]); }\r
  40                         }\r
  41                         else if (strcasecmp(argv[x], "-pdb_connect") == 0) {\r
  42                                 if (x+2 < argc) { pdb_net_connect(argv[x+1], argv[x+2]); x += 2; }\r
  43                         }\r
  44                         else {\r
  45                                 unrecognized = 1;\r
  46                                 break;\r
  47                         }\r
  48                 } else {\r
  49                         /* External Frontend: ROM Name */\r
  50                         FILE *f;\r
  51                         strncpy(rom_fname_reload, argv[x], sizeof(rom_fname_reload));\r
  52                         rom_fname_reload[sizeof(rom_fname_reload) - 1] = 0;\r
  53                         f = fopen(rom_fname_reload, "rb");\r
  54                         if (f) fclose(f);\r
  55                         else unrecognized = 1;\r
  56                         engineState = PGS_ReloadRom;\r
  57                         break;\r
  58                 }\r
  59         }\r
  60 \r
  61         if (unrecognized) {\r
  62                 printf("\n\n\nPicoDrive v" VERSION " (c) notaz, 2006-2009\n");\r
  63                 printf("usage: %s [options] [romfile]\n", argv[0]);\r
  64                 printf("options:\n"\r
  65                         " -config <file>    use specified config file instead of default 'config.cfg'\n"\r
  66                         " -loadstate <num>  if ROM is specified, try loading slot <num>\n");\r
  67         }\r
  68 }\r
  69 \r
  70 \r
  71 int main(int argc, char *argv[])\r
  72 {\r
  73         g_argv = argv;\r
  74 \r
  75         plat_early_init();\r
  76 \r
  77         in_init();\r
  78         in_probe();\r
  79 \r
  80         plat_init();\r
  81 \r
  82         emu_prep_defconfig(); // depends on input\r
  83         emu_read_config(NULL, 0);\r
  84 \r
  85         emu_init();\r
  86         menu_init();\r
  87 \r
  88         engineState = PGS_Menu;\r
  89 \r
  90         if (argc > 1)\r
  91                 parse_cmd_line(argc, argv);\r
  92 \r
  93         if (engineState == PGS_ReloadRom)\r
  94         {\r
  95                 if (emu_reload_rom(rom_fname_reload)) {\r
  96                         engineState = PGS_Running;\r
  97                         if (load_state_slot >= 0) {\r
  98                                 state_slot = load_state_slot;\r
  99                                 emu_save_load_game(1, 0);\r
 100                         }\r
 101                 }\r
 102         }\r
 103 \r
 104         for (;;)\r
 105         {\r
 106                 switch (engineState)\r
 107                 {\r
 108                         case PGS_Menu:\r
 109                                 menu_loop();\r
 110                                 break;\r
 111 \r
 112                         case PGS_TrayMenu:\r
 113                                 menu_loop_tray();\r
 114                                 break;\r
 115 \r
 116                         case PGS_ReloadRom:\r
 117                                 if (emu_reload_rom(rom_fname_reload))\r
 118                                         engineState = PGS_Running;\r
 119                                 else {\r
 120                                         printf("PGS_ReloadRom == 0\n");\r
 121                                         engineState = PGS_Menu;\r
 122                                 }\r
 123                                 break;\r
 124 \r
 125                         case PGS_RestartRun:\r
 126                                 engineState = PGS_Running;\r
 127                                 /* vvv fallthrough */\r
 128 \r
 129                         case PGS_Running:\r
 130                                 emu_loop();\r
 131                                 break;\r
 132 \r
 133                         case PGS_Quit:\r
 134                                 goto endloop;\r
 135 \r
 136                         default:\r
 137                                 printf("engine got into unknown state (%i), exitting\n", engineState);\r
 138                                 goto endloop;\r
 139                 }\r
 140         }\r
 141 \r
 142         endloop:\r
 143 \r
 144         emu_finish();\r
 145         plat_finish();\r
 146 \r
 147         return 0;\r
 148 }\r