platform/common/main.c

   1 /*\r
   2  * PicoDrive\r
   3  * (C) notaz, 2006-2010\r
   4  *\r
   5  * This work is licensed under the terms of MAME license.\r
   6  * See COPYING file in the top-level directory.\r
   7  */\r
   8 \r
   9 #include <stdio.h>\r
  10 #include <stdlib.h>\r
  11 #include <string.h>\r
  12 #include <strings.h>\r
  13 \r
  14 #include "../libpicofe/input.h"\r
  15 #include "../libpicofe/plat.h"\r
  16 #include "menu_pico.h"\r
  17 #include "emu.h"\r
  18 #include "config.h"\r
  19 #include <cpu/debug.h>\r
  20 #include <version.h>\r
  21 \r
  22 \r
  23 extern char *PicoConfigFile;\r
  24 static int load_state_slot = -1;\r
  25 char **g_argv;\r
  26 \r
  27 void parse_cmd_line(int argc, char *argv[])\r
  28 {\r
  29         int x, unrecognized = 0;\r
  30 \r
  31         for (x = 1; x < argc; x++)\r
  32         {\r
  33                 if (argv[x][0] == '-')\r
  34                 {\r
  35                         if (strcasecmp(argv[x], "-config") == 0) {\r
  36                                 if (x+1 < argc) { ++x; PicoConfigFile = argv[x]; }\r
  37                         }\r
  38                         else if (strcasecmp(argv[x], "-loadstate") == 0) {\r
  39                                 if (x+1 < argc) { ++x; load_state_slot = atoi(argv[x]); }\r
  40                         }\r
  41                         else if (strcasecmp(argv[x], "-pdb") == 0) {\r
  42                                 if (x+1 < argc) { ++x; pdb_command(argv[x]); }\r
  43                         }\r
  44                         else if (strcasecmp(argv[x], "-pdb_connect") == 0) {\r
  45                                 if (x+2 < argc) { pdb_net_connect(argv[x+1], argv[x+2]); x += 2; }\r
  46                         }\r
  47                         else {\r
  48                                 unrecognized = 1;\r
  49                                 break;\r
  50                         }\r
  51                 } else {\r
  52                         /* External Frontend: ROM Name */\r
  53                         FILE *f;\r
  54                         strncpy(rom_fname_reload, argv[x], sizeof(rom_fname_reload));\r
  55                         rom_fname_reload[sizeof(rom_fname_reload) - 1] = 0;\r
  56                         f = fopen(rom_fname_reload, "rb");\r
  57                         if (f) fclose(f);\r
  58                         else unrecognized = 1;\r
  59                         engineState = PGS_ReloadRom;\r
  60                         break;\r
  61                 }\r
  62         }\r
  63 \r
  64         if (unrecognized) {\r
  65                 printf("\n\n\nPicoDrive v" VERSION " (c) notaz, 2006-2009\n");\r
  66                 printf("usage: %s [options] [romfile]\n", argv[0]);\r
  67                 printf("options:\n"\r
  68                         " -config <file>    use specified config file instead of default 'config.cfg'\n"\r
  69                         " -loadstate <num>  if ROM is specified, try loading slot <num>\n");\r
  70         }\r
  71 }\r
  72 \r
  73 \r
  74 int main(int argc, char *argv[])\r
  75 {\r
  76         g_argv = argv;\r
  77 \r
  78         //plat_early_init();\r
  79 \r
  80         in_init();\r
  81         in_probe();\r
  82 \r
  83         plat_target_init();\r
  84 \r
  85         emu_prep_defconfig(); // depends on input\r
  86         emu_read_config(NULL, 0);\r
  87 \r
  88         emu_init();\r
  89         menu_init();\r
  90 \r
  91         engineState = PGS_Menu;\r
  92 \r
  93         if (argc > 1)\r
  94                 parse_cmd_line(argc, argv);\r
  95 \r
  96         if (engineState == PGS_ReloadRom)\r
  97         {\r
  98                 if (emu_reload_rom(rom_fname_reload)) {\r
  99                         engineState = PGS_Running;\r
 100                         if (load_state_slot >= 0) {\r
 101                                 state_slot = load_state_slot;\r
 102                                 emu_save_load_game(1, 0);\r
 103                         }\r
 104                 }\r
 105         }\r
 106 \r
 107         for (;;)\r
 108         {\r
 109                 switch (engineState)\r
 110                 {\r
 111                         case PGS_Menu:\r
 112                                 menu_loop();\r
 113                                 break;\r
 114 \r
 115                         case PGS_TrayMenu:\r
 116                                 menu_loop_tray();\r
 117                                 break;\r
 118 \r
 119                         case PGS_ReloadRom:\r
 120                                 if (emu_reload_rom(rom_fname_reload))\r
 121                                         engineState = PGS_Running;\r
 122                                 else {\r
 123                                         printf("PGS_ReloadRom == 0\n");\r
 124                                         engineState = PGS_Menu;\r
 125                                 }\r
 126                                 break;\r
 127 \r
 128                         case PGS_RestartRun:\r
 129                                 engineState = PGS_Running;\r
 130                                 /* vvv fallthrough */\r
 131 \r
 132                         case PGS_Running:\r
 133                                 emu_loop();\r
 134                                 break;\r
 135 \r
 136                         case PGS_Quit:\r
 137                                 goto endloop;\r
 138 \r
 139                         default:\r
 140                                 printf("engine got into unknown state (%i), exitting\n", engineState);\r
 141                                 goto endloop;\r
 142                 }\r
 143         }\r
 144 \r
 145         endloop:\r
 146 \r
 147         emu_finish();\r
 148         plat_target_finish();\r
 149 \r
 150         return 0;\r
 151 }\r