1 /*
2 * PicoDrive
3 * (C) notaz, 2006-2010
4 *
5 * This work is licensed under the terms of MAME license.
6 * See COPYING file in the top-level directory.
7 */
8
9 #include <stdio.h>
10 #include <stdlib.h>
11 #include <string.h>
12 #include <strings.h>
13
14 #include "../libpicofe/input.h"
15 #include "../libpicofe/plat.h"
16 #include "menu_pico.h"
17 #include "emu.h"
18 #include "version.h"
19 #include <cpu/debug.h>
20
21 #ifdef USE_LIBRETRO_VFS
22 #include "file_stream_transforms.h"
23 #endif
24
25 static int load_state_slot = -1;
26 char **g_argv;
27
parse_cmd_line(int argc,char * argv[])28 void parse_cmd_line(int argc, char *argv[])
29 {
30 int x, unrecognized = 0;
31
32 for (x = 1; x < argc; x++)
33 {
34 if (argv[x][0] == '-')
35 {
36 if (strcasecmp(argv[x], "-config") == 0) {
37 if (x+1 < argc) { ++x; PicoConfigFile = argv[x]; }
38 }
39 else if (strcasecmp(argv[x], "-loadstate") == 0
40 || strcasecmp(argv[x], "-load") == 0)
41 {
42 if (x+1 < argc) { ++x; load_state_slot = atoi(argv[x]); }
43 }
44 else if (strcasecmp(argv[x], "-pdb") == 0) {
45 if (x+1 < argc) { ++x; pdb_command(argv[x]); }
46 }
47 else if (strcasecmp(argv[x], "-pdb_connect") == 0) {
48 if (x+2 < argc) { pdb_net_connect(argv[x+1], argv[x+2]); x += 2; }
49 }
50 else {
51 unrecognized = 1;
52 break;
53 }
54 } else {
55 FILE *f = fopen(argv[x], "rb");
56 if (f) {
57 fclose(f);
58 rom_fname_reload = argv[x];
59 engineState = PGS_ReloadRom;
60 }
61 else
62 unrecognized = 1;
63 break;
64 }
65 }
66
67 if (unrecognized) {
68 printf("\n\n\nPicoDrive v" VERSION " (c) notaz, 2006-2009,2013\n");
69 printf("usage: %s [options] [romfile]\n", argv[0]);
70 printf("options:\n"
71 " -config <file> use specified config file instead of default 'config.cfg'\n"
72 " -loadstate <num> if ROM is specified, try loading savestate slot <num>\n");
73 exit(1);
74 }
75 }
76
77
main(int argc,char * argv[])78 int main(int argc, char *argv[])
79 {
80 g_argv = argv;
81
82 plat_early_init();
83
84 in_init();
85 //in_probe();
86
87 plat_target_init();
88 plat_init();
89
90 emu_prep_defconfig(); // depends on input
91 emu_read_config(NULL, 0);
92
93 emu_init();
94 menu_init();
95
96 engineState = PGS_Menu;
97
98 if (argc > 1)
99 parse_cmd_line(argc, argv);
100
101 if (engineState == PGS_ReloadRom)
102 {
103 if (emu_reload_rom(rom_fname_reload)) {
104 engineState = PGS_Running;
105 if (load_state_slot >= 0) {
106 state_slot = load_state_slot;
107 emu_save_load_game(1, 0);
108 }
109 }
110 }
111
112 for (;;)
113 {
114 switch (engineState)
115 {
116 case PGS_Menu:
117 menu_loop();
118 break;
119
120 case PGS_TrayMenu:
121 menu_loop_tray();
122 break;
123
124 case PGS_ReloadRom:
125 if (emu_reload_rom(rom_fname_reload))
126 engineState = PGS_Running;
127 else {
128 printf("PGS_ReloadRom == 0\n");
129 engineState = PGS_Menu;
130 }
131 break;
132
133 case PGS_RestartRun:
134 engineState = PGS_Running;
135 /* vvv fallthrough */
136
137 case PGS_Running:
138 emu_loop();
139 break;
140
141 case PGS_Quit:
142 goto endloop;
143
144 default:
145 printf("engine got into unknown state (%i), exitting\n", engineState);
146 goto endloop;
147 }
148 }
149
150 endloop:
151
152 emu_finish();
153 plat_finish();
154 plat_target_finish();
155
156 return 0;
157 }
158