static void print_version(void)
{
char str[PATH_MAX_LENGTH] = {0};
fprintf(stderr, "%s: Frontend for libretro -- v%s", msg_hash_to_str(MSG_PROGRAM), PACKAGE_VERSION);
#ifdef HAVE_GIT_VERSION
printf(" -- %s --\n", rarch_git_version);
#endif
rarch_info_get_capabilities(RARCH_CAPABILITIES_COMPILER, str, sizeof(str));
fprintf(stdout, "%s", str);
fprintf(stdout, "Built: %s\n", __DATE__);
}
/**
* print_help:
*
* Prints help message explaining RetroArch's commandline switches.
**/
static void print_help(void)
{
char str[PATH_MAX_LENGTH];
puts("===================================================================");
#ifdef HAVE_GIT_VERSION
printf(RETRO_FRONTEND ": Frontend for libretro -- v" PACKAGE_VERSION " -- %s --\n", rarch_git_version);
#else
puts(RETRO_FRONTEND ": Frontend for libretro -- v" PACKAGE_VERSION " --");
#endif
rarch_info_get_capabilities(RARCH_CAPABILITIES_COMPILER, str, sizeof(str));
fprintf(stdout, "%s", str);
fprintf(stdout, "Built: %s\n", __DATE__);
puts("===================================================================");
puts("Usage: retroarch [content file] [options...]");
puts("\t-h/--help: Show this help message.");
puts("\t--menu: Do not require content or libretro core to be loaded, starts directly in menu.");
puts("\t\tIf no arguments are passed to " RETRO_FRONTEND ", it is equivalent to using --menu as only argument.");
puts("\t--features: Prints available features compiled into " RETRO_FRONTEND ".");
puts("\t-s/--save: Path for save file (*.srm).");
puts("\t-f/--fullscreen: Start " RETRO_FRONTEND " in fullscreen regardless of config settings.");
puts("\t-S/--savestate: Path to use for save states. If not selected, *.state will be assumed.");
puts("\t-c/--config: Path for config file." RARCH_DEFAULT_CONF_PATH_STR);
puts("\t--appendconfig: Extra config files are loaded in, and take priority over config selected in -c (or default).");
puts("\t\tMultiple configs are delimited by '|'.");
#ifdef HAVE_DYNAMIC
puts("\t-L/--libretro: Path to libretro implementation. Overrides any config setting.");
#endif
puts("\t--subsystem: Use a subsystem of the libretro core. Multiple content files are loaded as multiple arguments.");
puts("\t\tIf a content file is skipped, use a blank (\"\") command line argument");
puts("\t\tContent must be loaded in an order which depends on the particular subsystem used.");
puts("\t\tSee verbose log output to learn how a particular subsystem wants content to be loaded.");
printf("\t-N/--nodevice: Disconnects controller device connected to port (1 to %d).\n", MAX_USERS);
printf("\t-A/--dualanalog: Connect a DualAnalog controller to port (1 to %d).\n", MAX_USERS);
printf("\t-d/--device: Connect a generic device into port of the device (1 to %d).\n", MAX_USERS);
puts("\t\tFormat is port:ID, where ID is an unsigned number corresponding to the particular device.\n");
puts("\t-P/--bsvplay: Playback a BSV movie file.");
puts("\t-R/--bsvrecord: Start recording a BSV movie file from the beginning.");
puts("\t--eof-exit: Exit upon reaching the end of the BSV movie file.");
puts("\t-M/--sram-mode: Takes an argument telling how SRAM should be handled in the session.");
puts("\t\t{no,}load-{no,}save describes if SRAM should be loaded, and if SRAM should be saved.");
puts("\t\tDo note that noload-save implies that save files will be deleted and overwritten.");
#ifdef HAVE_NETPLAY
puts("\t-H/--host: Host netplay as user 1.");
puts("\t-C/--connect: Connect to netplay as user 2.");
puts("\t--port: Port used to netplay. Default is 55435.");
puts("\t-F/--frames: Sync frames when using netplay.");
puts("\t--spectate: Netplay will become spectating mode.");
puts("\t\tHost can live stream the game content to users that connect.");
puts("\t\tHowever, the client will not be able to play. Multiple clients can connect to the host.");
#endif
puts("\t--nick: Picks a username (for use with netplay). Not mandatory.");
#if defined(HAVE_NETWORK_CMD) && defined(HAVE_NETPLAY)
puts("\t--command: Sends a command over UDP to an already running " RETRO_FRONTEND " process.");
puts("\t\tAvailable commands are listed if command is invalid.");
#endif
puts("\t-r/--record: Path to record video file.\n\t\tUsing .mkv extension is recommended.");
puts("\t--recordconfig: Path to settings used during recording.");
puts("\t--size: Overrides output video size when recording (format: WIDTHxHEIGHT).");
puts("\t-v/--verbose: Verbose logging.");
puts("\t-U/--ups: Specifies path for UPS patch that will be applied to content.");
puts("\t--bps: Specifies path for BPS patch that will be applied to content.");
puts("\t--ips: Specifies path for IPS patch that will be applied to content.");
puts("\t--no-patch: Disables all forms of content patching.");
puts("\t-D/--detach: Detach " RETRO_FRONTEND " from the running console. Not relevant for all platforms.");
puts("\t--max-frames: Runs for the specified number of frames, then exits.\n");
}
/**
* rarch_main_init:
* @argc : Count of (commandline) arguments.
* @argv : (Commandline) arguments.
*
* Initializes RetroArch.
*
* Returns: 0 on success, otherwise 1 if there was an error.
**/
int rarch_main_init(int argc, char *argv[])
{
int sjlj_ret;
global_t *global = global_get_ptr();
init_state();
if ((sjlj_ret = setjmp(global->error_sjlj_context)) > 0)
{
RARCH_ERR("Fatal error received in: \"%s\"\n", global->error_string);
return sjlj_ret;
}
global->error_in_init = true;
parse_input(argc, argv);
if (global->verbosity)
{
char str[PATH_MAX_LENGTH] = {0};
RARCH_LOG_OUTPUT("=== Build =======================================");
rarch_info_get_capabilities(RARCH_CAPABILITIES_CPU, str, sizeof(str));
fprintf(stderr, "%s", str);
fprintf(stderr, "Built: %s\n", __DATE__);
RARCH_LOG_OUTPUT("Version: %s\n", PACKAGE_VERSION);
#ifdef HAVE_GIT_VERSION
RARCH_LOG_OUTPUT("Git: %s\n", rarch_git_version);
#endif
RARCH_LOG_OUTPUT("=================================================\n");
}
validate_cpu_features();
config_load();
init_libretro_sym(global->libretro_dummy);
init_system_info();
init_drivers_pre();
if (!event_command(EVENT_CMD_CORE_INIT))
goto error;
event_command(EVENT_CMD_DRIVERS_INIT);
event_command(EVENT_CMD_COMMAND_INIT);
event_command(EVENT_CMD_REWIND_INIT);
event_command(EVENT_CMD_CONTROLLERS_INIT);
event_command(EVENT_CMD_RECORD_INIT);
event_command(EVENT_CMD_CHEATS_INIT);
event_command(EVENT_CMD_REMAPPING_INIT);
event_command(EVENT_CMD_SAVEFILES_INIT);
#if defined(GEKKO) && defined(HW_RVL)
{
settings_t *settings = config_get_ptr();
if (settings)
{
event_command(EVENT_CMD_VIDEO_SET_ASPECT_RATIO);
video_driver_set_aspect_ratio(settings->video.aspect_ratio_idx);
}
}
#endif
global->error_in_init = false;
global->main_is_init = true;
return 0;
error:
event_command(EVENT_CMD_CORE_DEINIT);
global->main_is_init = false;
return 1;
}
/**
* rarch_main_init:
* @argc : Count of (commandline) arguments.
* @argv : (Commandline) arguments.
*
* Initializes the program.
*
* Returns: 0 on success, otherwise 1 if there was an error.
**/
int rarch_main_init(int argc, char *argv[])
{
int sjlj_ret;
global_t *global = global_get_ptr();
init_state();
if ((sjlj_ret = setjmp(global->error_sjlj_context)) > 0)
{
RARCH_ERR("Fatal error received in: \"%s\"\n", global->error_string);
return sjlj_ret;
}
global->inited.error = true;
global->log_file = stderr;
parse_input(argc, argv);
if (global->verbosity)
{
char str[PATH_MAX_LENGTH] = {0};
RARCH_LOG_OUTPUT("=== Build =======================================");
rarch_info_get_capabilities(RARCH_CAPABILITIES_CPU, str, sizeof(str));
fprintf(stderr, "%s", str);
fprintf(stderr, "Built: %s\n", __DATE__);
RARCH_LOG_OUTPUT("Version: %s\n", PACKAGE_VERSION);
#ifdef HAVE_GIT_VERSION
RARCH_LOG_OUTPUT("Git: %s\n", rarch_git_version);
#endif
RARCH_LOG_OUTPUT("=================================================\n");
}
rarch_ctl(RARCH_ACTION_STATE_VALIDATE_CPU_FEATURES, NULL);
config_load();
{
settings_t *settings = config_get_ptr();
if (settings && (settings->multimedia.builtin_mediaplayer_enable ||
settings->multimedia.builtin_imageviewer_enable))
{
switch (rarch_path_is_media_type(global->path.fullpath))
{
case RARCH_CONTENT_MOVIE:
case RARCH_CONTENT_MUSIC:
if (settings->multimedia.builtin_mediaplayer_enable)
{
#ifdef HAVE_FFMPEG
global->has_set.libretro = false;
global->inited.core.type = CORE_TYPE_FFMPEG;
#endif
}
break;
#ifdef HAVE_IMAGEVIEWER
case RARCH_CONTENT_IMAGE:
if (settings->multimedia.builtin_imageviewer_enable)
{
global->has_set.libretro = false;
global->inited.core.type = CORE_TYPE_IMAGEVIEWER;
}
break;
#endif
default:
break;
}
}
}
init_libretro_sym(global->inited.core.type);
rarch_system_info_init();
init_drivers_pre();
if (!event_command(EVENT_CMD_CORE_INIT))
goto error;
event_command(EVENT_CMD_DRIVERS_INIT);
event_command(EVENT_CMD_COMMAND_INIT);
event_command(EVENT_CMD_REWIND_INIT);
event_command(EVENT_CMD_CONTROLLERS_INIT);
event_command(EVENT_CMD_RECORD_INIT);
event_command(EVENT_CMD_CHEATS_INIT);
event_command(EVENT_CMD_REMAPPING_INIT);
event_command(EVENT_CMD_SAVEFILES_INIT);
#if defined(GEKKO) && defined(HW_RVL)
{
settings_t *settings = config_get_ptr();
if (settings)
{
event_command(EVENT_CMD_VIDEO_SET_ASPECT_RATIO);
video_driver_set_aspect_ratio(settings->video.aspect_ratio_idx);
}
unsigned width = 0, height = 0;
(void)width;
(void)height;
width = global->console.screen.resolutions.width;
height = global->console.screen.resolutions.height;
video_driver_set_video_mode(width, height, true);
char msg[PATH_MAX_LENGTH] = {0};
snprintf(msg, sizeof(msg),"Resolution: %dx%d",width, height);
rarch_main_msg_queue_push(msg, 1, 100, true);
}
#endif
global->inited.error = false;
global->inited.main = true;
return 0;
error:
event_command(EVENT_CMD_CORE_DEINIT);
global->inited.main = false;
return 1;
}
