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command_event.c
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/* RetroArch - A frontend for libretro.
* Copyright (C) 2011-2015 - Daniel De Matteis
*
* RetroArch is free software: you can redistribute it and/or modify it under the terms
* of the GNU General Public License as published by the Free Software Found-
* ation, either version 3 of the License, or (at your option) any later version.
*
* RetroArch is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
* without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
* PURPOSE. See the GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along with RetroArch.
* If not, see <http://www.gnu.org/licenses/>.
*/
#include <ctype.h>
#include <compat/strl.h>
#include "command_event.h"
#include "general.h"
#include "performance.h"
#include "dynamic.h"
#include "content.h"
#include "screenshot.h"
#include "msg_hash.h"
#include "retroarch.h"
#include "dir_list_special.h"
#ifdef HAVE_CHEEVOS
#include "cheevos.h"
#endif
#include "runloop_data.h"
#include "configuration.h"
#include "input/input_remapping.h"
#ifdef HAVE_MENU
#include "menu/menu.h"
#include "menu/menu_display.h"
#include "menu/menu_shader.h"
#include "menu/menu_input.h"
#endif
#ifdef HAVE_NETPLAY
#include "netplay.h"
#endif
#ifdef HAVE_NETWORKING
#include <net/net_compat.h>
#endif
#ifdef HAVE_COMMAND
static void event_init_command(void)
{
driver_t *driver = driver_get_ptr();
settings_t *settings = config_get_ptr();
if (!settings->stdin_cmd_enable && !settings->network_cmd_enable)
return;
if (settings->stdin_cmd_enable && input_driver_grab_stdin())
{
RARCH_WARN("stdin command interface is desired, but input driver has already claimed stdin.\n"
"Cannot use this command interface.\n");
}
if (!(driver->command = rarch_cmd_new(settings->stdin_cmd_enable
&& !input_driver_grab_stdin(),
settings->network_cmd_enable, settings->network_cmd_port)))
RARCH_ERR("Failed to initialize command interface.\n");
}
#endif
/**
* event_free_temporary_content:
*
* Frees temporary content handle.
**/
static void event_free_temporary_content(void)
{
unsigned i;
global_t *global = global_get_ptr();
for (i = 0; i < global->temporary_content->size; i++)
{
const char *path = global->temporary_content->elems[i].data;
RARCH_LOG("%s: %s.\n",
msg_hash_to_str(MSG_REMOVING_TEMPORARY_CONTENT_FILE), path);
if (remove(path) < 0)
RARCH_ERR("%s: %s.\n",
msg_hash_to_str(MSG_FAILED_TO_REMOVE_TEMPORARY_FILE),
path);
}
string_list_free(global->temporary_content);
}
#if defined(HAVE_THREADS)
static void event_init_autosave(void)
{
unsigned i;
settings_t *settings = config_get_ptr();
global_t *global = global_get_ptr();
if (settings->autosave_interval < 1 || !global->savefiles)
return;
if (!(global->autosave.list = (autosave_t**)calloc(global->savefiles->size,
sizeof(*global->autosave.list))))
return;
global->autosave.num = global->savefiles->size;
for (i = 0; i < global->savefiles->size; i++)
{
const char *path = global->savefiles->elems[i].data;
unsigned type = global->savefiles->elems[i].attr.i;
if (core.retro_get_memory_size(type) <= 0)
continue;
global->autosave.list[i] = autosave_new(path,
core.retro_get_memory_data(type),
core.retro_get_memory_size(type),
settings->autosave_interval);
if (!global->autosave.list[i])
RARCH_WARN("%s\n", msg_hash_to_str(MSG_AUTOSAVE_FAILED));
}
}
static void event_deinit_autosave(void)
{
unsigned i;
global_t *global = global_get_ptr();
for (i = 0; i < global->autosave.num; i++)
autosave_free(global->autosave.list[i]);
if (global->autosave.list)
free(global->autosave.list);
global->autosave.list = NULL;
global->autosave.num = 0;
}
#endif
static void event_save_files(void)
{
unsigned i;
global_t *global = global_get_ptr();
if (!global->savefiles || !global->sram.use)
return;
for (i = 0; i < global->savefiles->size; i++)
{
unsigned type = global->savefiles->elems[i].attr.i;
const char *path = global->savefiles->elems[i].data;
RARCH_LOG("%s #%u %s \"%s\".\n",
msg_hash_to_str(MSG_SAVING_RAM_TYPE),
type,
msg_hash_to_str(MSG_TO),
path);
save_ram_file(path, type);
}
}
static void event_init_movie(void)
{
settings_t *settings = config_get_ptr();
global_t *global = global_get_ptr();
if (global->bsv.movie_start_playback)
{
if (!(global->bsv.movie = bsv_movie_init(global->bsv.movie_start_path,
RARCH_MOVIE_PLAYBACK)))
{
RARCH_ERR("%s: \"%s\".\n",
msg_hash_to_str(MSG_FAILED_TO_LOAD_MOVIE_FILE),
global->bsv.movie_start_path);
retro_fail(1, "event_init_movie()");
}
global->bsv.movie_playback = true;
rarch_main_msg_queue_push_new(MSG_STARTING_MOVIE_PLAYBACK, 2, 180, false);
RARCH_LOG("%s.\n", msg_hash_to_str(MSG_STARTING_MOVIE_PLAYBACK));
settings->rewind_granularity = 1;
}
else if (global->bsv.movie_start_recording)
{
char msg[PATH_MAX_LENGTH] = {0};
snprintf(msg, sizeof(msg),
"%s \"%s\".",
msg_hash_to_str(MSG_STARTING_MOVIE_RECORD_TO),
global->bsv.movie_start_path);
if (!(global->bsv.movie = bsv_movie_init(global->bsv.movie_start_path,
RARCH_MOVIE_RECORD)))
{
rarch_main_msg_queue_push_new(MSG_FAILED_TO_START_MOVIE_RECORD, 1, 180, true);
RARCH_ERR("%s.\n", msg_hash_to_str(MSG_FAILED_TO_START_MOVIE_RECORD));
return;
}
rarch_main_msg_queue_push(msg, 1, 180, true);
RARCH_LOG("%s \"%s\".\n",
msg_hash_to_str(MSG_STARTING_MOVIE_RECORD_TO),
global->bsv.movie_start_path);
settings->rewind_granularity = 1;
}
}
/**
* event_disk_control_set_eject:
* @new_state : Eject or close the virtual drive tray.
* false (0) : Close
* true (1) : Eject
* @print_log : Show message onscreen.
*
* Ejects/closes of the virtual drive tray.
**/
static void event_disk_control_set_eject(bool new_state, bool print_log)
{
char msg[PATH_MAX_LENGTH] = {0};
bool error = false;
rarch_system_info_t *info = rarch_system_info_get_ptr();
const struct retro_disk_control_callback *control =
info ? (const struct retro_disk_control_callback*)&info->disk_control : NULL;
if (!control || !control->get_num_images)
return;
*msg = '\0';
if (control->set_eject_state(new_state))
snprintf(msg, sizeof(msg), "%s %s",
new_state ? "Ejected" : "Closed",
msg_hash_to_str(MSG_VIRTUAL_DISK_TRAY));
else
{
error = true;
snprintf(msg, sizeof(msg), "%s %s %s",
msg_hash_to_str(MSG_FAILED_TO),
new_state ? "eject" : "close",
msg_hash_to_str(MSG_VIRTUAL_DISK_TRAY));
}
if (*msg)
{
if (error)
RARCH_ERR("%s\n", msg);
else
RARCH_LOG("%s\n", msg);
/* Only noise in menu. */
if (print_log)
rarch_main_msg_queue_push(msg, 1, 180, true);
}
}
/**
* event_check_disk_eject:
* @control : Handle to disk control handle.
*
* Perform disk eject (Core Disk Options).
**/
static void event_check_disk_eject(
const struct retro_disk_control_callback *control)
{
bool new_state = !control->get_eject_state();
event_disk_control_set_eject(new_state, true);
}
/**
* event_disk_control_set_index:
* @idx : Index of disk to set as current.
*
* Sets current disk to @index.
**/
static void event_disk_control_set_index(unsigned idx)
{
unsigned num_disks;
char msg[PATH_MAX_LENGTH] = {0};
rarch_system_info_t *info = rarch_system_info_get_ptr();
const struct retro_disk_control_callback *control =
info ? (const struct retro_disk_control_callback*)&info->disk_control : NULL;
bool error = false;
if (!control || !control->get_num_images)
return;
*msg = '\0';
num_disks = control->get_num_images();
if (control->set_image_index(idx))
{
if (idx < num_disks)
snprintf(msg, sizeof(msg), "Setting disk %u of %u in tray.",
idx + 1, num_disks);
else
strlcpy(msg,
msg_hash_to_str(MSG_REMOVED_DISK_FROM_TRAY),
sizeof(msg));
}
else
{
if (idx < num_disks)
snprintf(msg, sizeof(msg), "Failed to set disk %u of %u.",
idx + 1, num_disks);
else
strlcpy(msg,
msg_hash_to_str(MSG_FAILED_TO_REMOVE_DISK_FROM_TRAY),
sizeof(msg));
error = true;
}
if (*msg)
{
if (error)
RARCH_ERR("%s\n", msg);
else
RARCH_LOG("%s\n", msg);
rarch_main_msg_queue_push(msg, 1, 180, true);
}
}
/**
* event_disk_control_append_image:
* @path : Path to disk image.
*
* Appends disk image to disk image list.
**/
void event_disk_control_append_image(const char *path)
{
unsigned new_idx;
char msg[PATH_MAX_LENGTH] = {0};
struct retro_game_info info = {0};
global_t *global = global_get_ptr();
rarch_system_info_t *sysinfo = rarch_system_info_get_ptr();
const struct retro_disk_control_callback *control =
sysinfo ? (const struct retro_disk_control_callback*)&sysinfo->disk_control
: NULL;
if (!control)
return;
event_disk_control_set_eject(true, false);
control->add_image_index();
new_idx = control->get_num_images();
if (!new_idx)
return;
new_idx--;
info.path = path;
control->replace_image_index(new_idx, &info);
snprintf(msg, sizeof(msg), "%s: ", msg_hash_to_str(MSG_APPENDED_DISK));
strlcat(msg, path, sizeof(msg));
RARCH_LOG("%s\n", msg);
rarch_main_msg_queue_push(msg, 0, 180, true);
event_command(EVENT_CMD_AUTOSAVE_DEINIT);
/* TODO: Need to figure out what to do with subsystems case. */
if (!*global->subsystem)
{
/* Update paths for our new image.
* If we actually use append_image, we assume that we
* started out in a single disk case, and that this way
* of doing it makes the most sense. */
rarch_set_paths(path);
rarch_ctl(RARCH_ACTION_STATE_FILL_PATHNAMES, NULL);
}
event_command(EVENT_CMD_AUTOSAVE_INIT);
event_disk_control_set_index(new_idx);
event_disk_control_set_eject(false, false);
}
/**
* event_check_disk_prev:
* @control : Handle to disk control handle.
*
* Perform disk cycle to previous index action (Core Disk Options).
**/
static void event_check_disk_prev(
const struct retro_disk_control_callback *control)
{
unsigned num_disks = 0;
unsigned current = 0;
bool disk_prev_enable = false;
if (!control)
return;
if (!control->get_num_images)
return;
if (!control->get_image_index)
return;
num_disks = control->get_num_images();
current = control->get_image_index();
disk_prev_enable = num_disks && num_disks != UINT_MAX;
if (!disk_prev_enable)
{
RARCH_ERR("%s.\n", msg_hash_to_str(MSG_GOT_INVALID_DISK_INDEX));
return;
}
if (current > 0)
current--;
event_disk_control_set_index(current);
}
/**
* event_check_disk_next:
* @control : Handle to disk control handle.
*
* Perform disk cycle to next index action (Core Disk Options).
**/
static void event_check_disk_next(
const struct retro_disk_control_callback *control)
{
unsigned num_disks = 0;
unsigned current = 0;
bool disk_next_enable = false;
if (!control)
return;
if (!control->get_num_images)
return;
if (!control->get_image_index)
return;
num_disks = control->get_num_images();
current = control->get_image_index();
disk_next_enable = num_disks && num_disks != UINT_MAX;
if (!disk_next_enable)
{
RARCH_ERR("%s.\n", msg_hash_to_str(MSG_GOT_INVALID_DISK_INDEX));
return;
}
if (current < num_disks - 1)
current++;
event_disk_control_set_index(current);
}
/**
* event_set_volume:
* @gain : amount of gain to be applied to current volume level.
*
* Adjusts the current audio volume level.
*
**/
static void event_set_volume(float gain)
{
char msg[PATH_MAX_LENGTH] = {0};
settings_t *settings = config_get_ptr();
settings->audio.volume += gain;
settings->audio.volume = max(settings->audio.volume, -80.0f);
settings->audio.volume = min(settings->audio.volume, 12.0f);
snprintf(msg, sizeof(msg), "Volume: %.1f dB", settings->audio.volume);
rarch_main_msg_queue_push(msg, 1, 180, true);
RARCH_LOG("%s\n", msg);
audio_driver_set_volume_gain(db_to_gain(settings->audio.volume));
}
/**
* event_init_controllers:
*
* Initialize libretro controllers.
**/
static void event_init_controllers(void)
{
unsigned i;
settings_t *settings = config_get_ptr();
rarch_system_info_t *info = rarch_system_info_get_ptr();
for (i = 0; i < MAX_USERS; i++)
{
const char *ident = NULL;
const struct retro_controller_description *desc = NULL;
unsigned device = settings->input.libretro_device[i];
if (i < info->num_ports)
desc = libretro_find_controller_description(
&info->ports[i], device);
if (desc)
ident = desc->desc;
if (!ident)
{
/* If we're trying to connect a completely unknown device,
* revert back to JOYPAD. */
if (device != RETRO_DEVICE_JOYPAD && device != RETRO_DEVICE_NONE)
{
/* Do not fix settings->input.libretro_device[i],
* because any use of dummy core will reset this,
* which is not a good idea. */
RARCH_WARN("Input device ID %u is unknown to this libretro implementation. Using RETRO_DEVICE_JOYPAD.\n", device);
device = RETRO_DEVICE_JOYPAD;
}
ident = "Joypad";
}
switch (device)
{
case RETRO_DEVICE_NONE:
RARCH_LOG("Disconnecting device from port %u.\n", i + 1);
core.retro_set_controller_port_device(i, device);
break;
case RETRO_DEVICE_JOYPAD:
break;
default:
/* Some cores do not properly range check port argument.
* This is broken behavior of course, but avoid breaking
* cores needlessly. */
RARCH_LOG("Connecting %s (ID: %u) to port %u.\n", ident,
device, i + 1);
core.retro_set_controller_port_device(i, device);
break;
}
}
}
static void event_deinit_core(bool reinit)
{
global_t *global = global_get_ptr();
#ifdef HAVE_CHEEVOS
/* Unload the achievements from memory. */
cheevos_unload();
#endif
core.retro_unload_game();
core.retro_deinit();
if (reinit)
event_command(EVENT_CMD_DRIVERS_DEINIT);
/* auto overrides: reload the original config */
if(global->overrides_active)
{
config_unload_override();
global->overrides_active = false;
}
uninit_libretro_sym();
}
static void event_init_cheats(void)
{
bool allow_cheats = true;
driver_t *driver = driver_get_ptr();
global_t *global = global_get_ptr();
(void)driver;
#ifdef HAVE_NETPLAY
allow_cheats &= !driver->netplay_data;
#endif
allow_cheats &= !global->bsv.movie;
if (!allow_cheats)
return;
/* TODO/FIXME - add some stuff here. */
}
static bool event_load_save_files(void)
{
unsigned i;
global_t *global = global_get_ptr();
if (!global)
return false;
if (!global->savefiles || global->sram.load_disable)
return false;
for (i = 0; i < global->savefiles->size; i++)
load_ram_file(global->savefiles->elems[i].data,
global->savefiles->elems[i].attr.i);
return true;
}
static void event_load_auto_state(void)
{
bool ret;
char msg[PATH_MAX_LENGTH] = {0};
char savestate_name_auto[PATH_MAX_LENGTH] = {0};
settings_t *settings = config_get_ptr();
global_t *global = global_get_ptr();
#ifdef HAVE_NETPLAY
if (global->netplay.enable && !global->netplay.is_spectate)
return;
#endif
if (!settings->savestate_auto_load)
return;
fill_pathname_noext(savestate_name_auto, global->name.savestate,
".auto", sizeof(savestate_name_auto));
if (!path_file_exists(savestate_name_auto))
return;
ret = load_state(savestate_name_auto);
RARCH_LOG("Found auto savestate in: %s\n", savestate_name_auto);
snprintf(msg, sizeof(msg), "Auto-loading savestate from \"%s\" %s.",
savestate_name_auto, ret ? "succeeded" : "failed");
rarch_main_msg_queue_push(msg, 1, 180, false);
RARCH_LOG("%s\n", msg);
}
static void event_set_savestate_auto_index(void)
{
size_t i;
char state_dir[PATH_MAX_LENGTH] = {0};
char state_base[PATH_MAX_LENGTH] = {0};
struct string_list *dir_list = NULL;
unsigned max_idx = 0;
settings_t *settings = config_get_ptr();
global_t *global = global_get_ptr();
if (!settings->savestate_auto_index)
return;
/* Find the file in the same directory as global->savestate_name
* with the largest numeral suffix.
*
* E.g. /foo/path/content.state, will try to find
* /foo/path/content.state%d, where %d is the largest number available.
*/
fill_pathname_basedir(state_dir, global->name.savestate,
sizeof(state_dir));
fill_pathname_base(state_base, global->name.savestate,
sizeof(state_base));
if (!(dir_list = dir_list_new_special(state_dir, DIR_LIST_PLAIN, NULL)))
return;
for (i = 0; i < dir_list->size; i++)
{
unsigned idx;
char elem_base[PATH_MAX_LENGTH] = {0};
const char *end = NULL;
const char *dir_elem = dir_list->elems[i].data;
fill_pathname_base(elem_base, dir_elem, sizeof(elem_base));
if (strstr(elem_base, state_base) != elem_base)
continue;
end = dir_elem + strlen(dir_elem);
while ((end > dir_elem) && isdigit((int)end[-1]))
end--;
idx = strtoul(end, NULL, 0);
if (idx > max_idx)
max_idx = idx;
}
dir_list_free(dir_list);
settings->state_slot = max_idx;
RARCH_LOG("Found last state slot: #%d\n", settings->state_slot);
}
static bool event_init_content(void)
{
global_t *global = global_get_ptr();
/* No content to be loaded for dummy core,
* just successfully exit. */
if (global->inited.core.type == CORE_TYPE_DUMMY)
return true;
if (!global->inited.core.no_content)
rarch_ctl(RARCH_ACTION_STATE_FILL_PATHNAMES, NULL);
if (!init_content_file())
return false;
if (global->inited.core.no_content)
return true;
event_set_savestate_auto_index();
if (event_load_save_files())
RARCH_LOG("%s.\n",
msg_hash_to_str(MSG_SKIPPING_SRAM_LOAD));
event_load_auto_state();
event_command(EVENT_CMD_BSV_MOVIE_INIT);
event_command(EVENT_CMD_NETPLAY_INIT);
return true;
}
static bool event_init_core(void)
{
global_t *global = global_get_ptr();
driver_t *driver = driver_get_ptr();
settings_t *settings = config_get_ptr();
/* auto overrides: apply overrides */
if(settings->auto_overrides_enable)
{
if (config_load_override())
global->overrides_active = true;
else
global->overrides_active = false;
}
/* reset video format to libretro's default */
video_driver_set_pixel_format(RETRO_PIXEL_FORMAT_0RGB1555);
core.retro_set_environment(rarch_environment_cb);
/* auto-remap: apply remap files */
if(settings->auto_remaps_enable)
config_load_remap();
/* per-core saves: reset redirection paths */
if((settings->sort_savestates_enable || settings->sort_savefiles_enable) && !global->inited.core.no_content)
set_paths_redirect(global->name.base);
rarch_ctl(RARCH_ACTION_STATE_VERIFY_API_VERSION, NULL);
core.retro_init();
global->sram.use = (global->inited.core.type == CORE_TYPE_PLAIN) &&
!global->inited.core.no_content;
if (!event_init_content())
return false;
retro_init_libretro_cbs(&driver->retro_ctx);
rarch_init_system_av_info();
return true;
}
static bool event_save_auto_state(void)
{
bool ret;
char savestate_name_auto[PATH_MAX_LENGTH] = {0};
settings_t *settings = config_get_ptr();
global_t *global = global_get_ptr();
if (!settings->savestate_auto_save ||
(global->inited.core.type == CORE_TYPE_DUMMY) ||
global->inited.core.no_content)
return false;
fill_pathname_noext(savestate_name_auto, global->name.savestate,
".auto", sizeof(savestate_name_auto));
ret = save_state(savestate_name_auto);
RARCH_LOG("Auto save state to \"%s\" %s.\n", savestate_name_auto, ret ?
"succeeded" : "failed");
return true;
}
static void event_init_remapping(void)
{
settings_t *settings = config_get_ptr();
if (!settings->input.remap_binds_enable)
return;
input_remapping_load_file(settings->input.remapping_path);
}
/**
* event_save_core_config:
*
* Saves a new (core) configuration to a file. Filename is based
* on heuristics to avoid typing.
*
* Returns: true (1) on success, otherwise false (0).
**/
static bool event_save_core_config(void)
{
char config_dir[PATH_MAX_LENGTH] = {0};
char config_name[PATH_MAX_LENGTH] = {0};
char config_path[PATH_MAX_LENGTH] = {0};
char msg[PATH_MAX_LENGTH] = {0};
bool ret = false;
bool found_path = false;
bool overrides_active = false;
settings_t *settings = config_get_ptr();
global_t *global = global_get_ptr();
*config_dir = '\0';
if (*settings->menu_config_directory)
strlcpy(config_dir, settings->menu_config_directory,
sizeof(config_dir));
else if (*global->path.config) /* Fallback */
fill_pathname_basedir(config_dir, global->path.config,
sizeof(config_dir));
else
{
rarch_main_msg_queue_push_new(MSG_CONFIG_DIRECTORY_NOT_SET, 1, 180, true);
RARCH_ERR("%s\n", msg_hash_to_str(MSG_CONFIG_DIRECTORY_NOT_SET));
return false;
}
/* Infer file name based on libretro core. */
if (*settings->libretro && path_file_exists(settings->libretro))
{
unsigned i;
/* In case of collision, find an alternative name. */
for (i = 0; i < 16; i++)
{
char tmp[64] = {0};
fill_pathname_base(config_name, settings->libretro,
sizeof(config_name));
path_remove_extension(config_name);
fill_pathname_join(config_path, config_dir, config_name,
sizeof(config_path));
*tmp = '\0';
if (i)
snprintf(tmp, sizeof(tmp), "-%u.cfg", i);
else
strlcpy(tmp, ".cfg", sizeof(tmp));
strlcat(config_path, tmp, sizeof(config_path));
if (!path_file_exists(config_path))
{
found_path = true;
break;
}
}
}
/* Fallback to system time... */
if (!found_path)
{
RARCH_WARN("Cannot infer new config path. Use current time.\n");
fill_dated_filename(config_name, "cfg", sizeof(config_name));
fill_pathname_join(config_path, config_dir, config_name,
sizeof(config_path));
}
/* Overrides block config file saving, make it appear as overrides weren't enabled for a manual save */
if (global->overrides_active)
{
global->overrides_active = false;
overrides_active = true;
}
if ((ret = config_save_file(config_path)))
{
strlcpy(global->path.config, config_path,
sizeof(global->path.config));
snprintf(msg, sizeof(msg), "Saved new config to \"%s\".",
config_path);
RARCH_LOG("%s\n", msg);
}
else
{
snprintf(msg, sizeof(msg), "Failed saving config to \"%s\".",
config_path);
RARCH_ERR("%s\n", msg);
}
rarch_main_msg_queue_push(msg, 1, 180, true);
global->overrides_active = overrides_active;
return ret;
}
/**
* event_save_state
* @path : Path to state.
* @s : Message.
* @len : Size of @s.
*
* Saves a state with path being @path.
**/
static void event_save_state(const char *path,
char *s, size_t len)
{
settings_t *settings = config_get_ptr();
if (!save_state(path))
{
snprintf(s, len, "%s \"%s\".",
msg_hash_to_str(MSG_FAILED_TO_SAVE_STATE_TO),
path);
return;
}
if (settings->state_slot < 0)
snprintf(s, len, "%s #-1 (auto).", msg_hash_to_str(MSG_SAVED_STATE_TO_SLOT));
else
snprintf(s, len, "%s #%d.", msg_hash_to_str(MSG_SAVED_STATE_TO_SLOT),
settings->state_slot);
}
/**
* event_load_state
* @path : Path to state.
* @s : Message.
* @len : Size of @s.
*
* Loads a state with path being @path.
**/
static void event_load_state(const char *path, char *s, size_t len)
{
settings_t *settings = config_get_ptr();
if (!load_state(path))
{
snprintf(s, len, "%s \"%s\".",
msg_hash_to_str(MSG_FAILED_TO_LOAD_STATE),
path);
return;
}
if (settings->state_slot < 0)
snprintf(s, len, "%s #-1 (auto).", msg_hash_to_str(MSG_LOADED_STATE_FROM_SLOT));
else
snprintf(s, len, "%s #%d.", msg_hash_to_str(MSG_LOADED_STATE_FROM_SLOT),
settings->state_slot);
}
static void event_main_state(unsigned cmd)
{
char path[PATH_MAX_LENGTH] = {0};
char msg[PATH_MAX_LENGTH] = {0};
global_t *global = global_get_ptr();
settings_t *settings = config_get_ptr();
if (settings->state_slot > 0)
snprintf(path, sizeof(path), "%s%d",
global->name.savestate, settings->state_slot);
else if (settings->state_slot < 0)
fill_pathname_join_delim(path,
global->name.savestate, "auto", '.', sizeof(path));
else
strlcpy(path, global->name.savestate, sizeof(path));
if (core.retro_serialize_size())
{
switch (cmd)
{
case EVENT_CMD_SAVE_STATE:
event_save_state(path, msg, sizeof(msg));
break;
case EVENT_CMD_LOAD_STATE:
event_load_state(path, msg, sizeof(msg));
break;
}
}
else
strlcpy(msg, msg_hash_to_str(MSG_CORE_DOES_NOT_SUPPORT_SAVESTATES), sizeof(msg));
rarch_main_msg_queue_push(msg, 2, 180, true);
RARCH_LOG("%s\n", msg);
}
#ifdef HAVE_MENU
static bool event_update_system_info(struct retro_system_info *_info,
bool *load_no_content)
{
settings_t *settings = config_get_ptr();
global_t *global = global_get_ptr();
#if defined(HAVE_DYNAMIC)
if (!(*settings->libretro))
return false;
libretro_get_system_info(settings->libretro, _info,
load_no_content);
#endif
if (!global->core_info.list)