pandora/main.c

   1 // (c) Copyright 2006 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 <unistd.h>\r
  10 #include <strings.h>\r
  11 #include <linux/limits.h>\r
  12 \r
  13 #include "../gp2x/gp2x.h"\r
  14 #include "../gp2x/menu.h"\r
  15 #include "../common/menu.h"\r
  16 #include "../common/emu.h"\r
  17 #include "../common/config.h"\r
  18 #include "../gp2x/emu.h"\r
  19 #include "../gp2x/version.h"\r
  20 \r
  21 \r
  22 extern int select_exits;\r
  23 extern char *PicoConfigFile;\r
  24 static int load_state_slot = -1;\r
  25 int mmuhack_status = 0; // TODO rm\r
  26 char **g_argv;\r
  27 \r
  28 void parse_cmd_line(int argc, char *argv[])\r
  29 {\r
  30         int x, unrecognized = 0;\r
  31 \r
  32         for(x = 1; x < argc; x++)\r
  33         {\r
  34                 if(argv[x][0] == '-')\r
  35                 {\r
  36                         if(strcasecmp(argv[x], "-config") == 0) {\r
  37                                 if(x+1 < argc) { ++x; PicoConfigFile = argv[x]; }\r
  38                         }\r
  39                         else if(strcasecmp(argv[x], "-selectexit") == 0) {\r
  40                                 select_exits = 1;\r
  41                         }\r
  42                         else if(strcasecmp(argv[x], "-loadstate") == 0) {\r
  43                                 if(x+1 < argc) { ++x; load_state_slot = atoi(argv[x]); }\r
  44                         }\r
  45                         else {\r
  46                                 unrecognized = 1;\r
  47                                 break;\r
  48                         }\r
  49                 } else {\r
  50                         /* External Frontend: ROM Name */\r
  51                         FILE *f;\r
  52                         strncpy(romFileName, argv[x], PATH_MAX);\r
  53                         romFileName[PATH_MAX-1] = 0;\r
  54                         f = fopen(romFileName, "rb");\r
  55                         if (f) fclose(f);\r
  56                         else unrecognized = 1;\r
  57                         engineState = PGS_ReloadRom;\r
  58                         break;\r
  59                 }\r
  60         }\r
  61 \r
  62         if (unrecognized) {\r
  63                 printf("\n\n\nPicoDrive v" VERSION " (c) notaz, 2006-2008\n");\r
  64                 printf("usage: %s [options] [romfile]\n", argv[0]);\r
  65                 printf( "options:\n"\r
  66                                 "-menu <menu_path> launch a custom program on exit instead of default gp2xmenu\n"\r
  67                                 "-state <param>    pass '-state param' to the menu program\n"\r
  68                                 "-config <file>    use specified config file instead of default 'picoconfig.bin'\n"\r
  69                                 "                  see currentConfig_t structure in emu.h for the file format\n"\r
  70                                 "-selectexit       pressing SELECT will exit the emu and start 'menu_path'\n"\r
  71                                 "-loadstate <num>  if ROM is specified, try loading slot <num>\n");\r
  72         }\r
  73 }\r
  74 \r
  75 \r
  76 int main(int argc, char *argv[])\r
  77 {\r
  78         g_argv = argv;\r
  79 \r
  80         emu_prepareDefaultConfig();\r
  81         emu_ReadConfig(0, 0);\r
  82         config_readlrom(PicoConfigFile);\r
  83 \r
  84         gp2x_init();\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_ReloadRom(romFileName)) {\r
  96                         engineState = PGS_Running;\r
  97                         if (load_state_slot >= 0) {\r
  98                                 state_slot = load_state_slot;\r
  99                                 emu_SaveLoadGame(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_ReloadRom:\r
 113                                 if (emu_ReloadRom(romFileName))\r
 114                                         engineState = PGS_Running;\r
 115                                 else {\r
 116                                         printf("PGS_ReloadRom == 0\n");\r
 117                                         engineState = PGS_Menu;\r
 118                                 }\r
 119                                 break;\r
 120 \r
 121                         case PGS_RestartRun:\r
 122                                 engineState = PGS_Running;\r
 123 \r
 124                         case PGS_Running:\r
 125                                 emu_Loop();\r
 126                                 break;\r
 127 \r
 128                         case PGS_Quit:\r
 129                                 goto endloop;\r
 130 \r
 131                         default:\r
 132                                 printf("engine got into unknown state (%i), exitting\n", engineState);\r
 133                                 goto endloop;\r
 134                 }\r
 135         }\r
 136 \r
 137         endloop:\r
 138 \r
 139         emu_Deinit();\r
 140 \r
 141         return 0;\r
 142 }\r