linux port fixed; some cleanups

[libpicofe.git] / common / main.c

diff --git a/common/main.c b/common/main.c
new file mode 100644 (file)
index 0000000..00cbac7
--- /dev/null
+++ b/common/main.c
@@ -0,0 +1,138 @@
+// (c) Copyright 2006-2009 notaz, All rights reserved.\r
+// Free for non-commercial use.\r
+\r
+// For commercial use, separate licencing terms must be obtained.\r
+\r
+#include <stdio.h>\r
+#include <stdlib.h>\r
+#include <string.h>\r
+#include <strings.h>\r
+\r
+#include "menu.h"\r
+#include "emu.h"\r
+#include "config.h"\r
+#include "input.h"\r
+#include "plat.h"\r
+#include <version.h>\r
+\r
+\r
+extern char *PicoConfigFile;\r
+static int load_state_slot = -1;\r
+char **g_argv;\r
+\r
+void parse_cmd_line(int argc, char *argv[])\r
+{\r
+       int x, unrecognized = 0;\r
+\r
+       for (x = 1; x < argc; x++)\r
+       {\r
+               if (argv[x][0] == '-')\r
+               {\r
+                       if (strcasecmp(argv[x], "-config") == 0) {\r
+                               if (x+1 < argc) { ++x; PicoConfigFile = argv[x]; }\r
+                       }\r
+                       else if (strcasecmp(argv[x], "-loadstate") == 0) {\r
+                               if (x+1 < argc) { ++x; load_state_slot = atoi(argv[x]); }\r
+                       }\r
+                       else {\r
+                               unrecognized = 1;\r
+                               break;\r
+                       }\r
+               } else {\r
+                       /* External Frontend: ROM Name */\r
+                       FILE *f;\r
+                       strncpy(rom_fname_reload, argv[x], sizeof(rom_fname_reload));\r
+                       rom_fname_reload[sizeof(rom_fname_reload) - 1] = 0;\r
+                       f = fopen(rom_fname_reload, "rb");\r
+                       if (f) fclose(f);\r
+                       else unrecognized = 1;\r
+                       engineState = PGS_ReloadRom;\r
+                       break;\r
+               }\r
+       }\r
+\r
+       if (unrecognized) {\r
+               printf("\n\n\nPicoDrive v" VERSION " (c) notaz, 2006-2009\n");\r
+               printf("usage: %s [options] [romfile]\n", argv[0]);\r
+               printf("options:\n"\r
+                       " -config <file>    use specified config file instead of default 'config.cfg'\n"\r
+                       " -loadstate <num>  if ROM is specified, try loading slot <num>\n");\r
+       }\r
+}\r
+\r
+\r
+int main(int argc, char *argv[])\r
+{\r
+       g_argv = argv;\r
+\r
+       plat_early_init();\r
+\r
+       /* in_init() must go before config, config accesses in_ fwk */\r
+       in_init();\r
+       emu_prepareDefaultConfig();\r
+       emu_ReadConfig(0, 0);\r
+       config_readlrom(PicoConfigFile);\r
+\r
+       plat_init();\r
+       in_probe();\r
+       in_debug_dump();\r
+\r
+       emu_Init();\r
+       menu_init();\r
+\r
+       engineState = PGS_Menu;\r
+\r
+       if (argc > 1)\r
+               parse_cmd_line(argc, argv);\r
+\r
+       if (engineState == PGS_ReloadRom)\r
+       {\r
+               if (emu_ReloadRom(rom_fname_reload)) {\r
+                       engineState = PGS_Running;\r
+                       if (load_state_slot >= 0) {\r
+                               state_slot = load_state_slot;\r
+                               emu_SaveLoadGame(1, 0);\r
+                       }\r
+               }\r
+       }\r
+\r
+       for (;;)\r
+       {\r
+               switch (engineState)\r
+               {\r
+                       case PGS_Menu:\r
+                               menu_loop();\r
+                               break;\r
+\r
+                       case PGS_ReloadRom:\r
+                               if (emu_ReloadRom(rom_fname_reload))\r
+                                       engineState = PGS_Running;\r
+                               else {\r
+                                       printf("PGS_ReloadRom == 0\n");\r
+                                       engineState = PGS_Menu;\r
+                               }\r
+                               break;\r
+\r
+                       case PGS_RestartRun:\r
+                               engineState = PGS_Running;\r
+\r
+                       case PGS_Running:\r
+                               emu_Loop();\r
+                               break;\r
+\r
+                       case PGS_Quit:\r
+                               goto endloop;\r
+\r
+                       default:\r
+                               printf("engine got into unknown state (%i), exitting\n", engineState);\r
+                               goto endloop;\r
+               }\r
+       }\r
+\r
+       endloop:\r
+\r
+       emu_Deinit();\r
+       plat_finish();\r
+\r
+       return 0;\r
+}\r