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handle saving for GB2 in single cart mode

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radius 2018-03-08 12:01:39 -05:00
parent 3b5b400909
commit b1ea7c5f06
1 changed files with 42 additions and 0 deletions
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42
libretro/libretro.c
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@ -1,4 +1,5 @@
#include <stdio.h>
#include <string.h>
#include <stdbool.h>
#include <unistd.h>
#include <time.h>
@ -116,6 +117,25 @@ static void fallback_log(enum retro_log_level level, const char *fmt, ...)
static struct retro_rumble_interface rumble;
static void extract_basename(char *buf, const char *path, size_t size)
{
const char *base = strrchr(path, '/');
if (!base)
base = strrchr(path, '\\');
if (!base)
base = path;
if (*base == '\\' || *base == '/')
base++;
strncpy(buf, base, size - 1);
buf[size - 1] = '\0';
char *ext = strrchr(buf, '.');
if (ext)
*ext = '\0';
}
static void GB_update_keys_status(GB_gameboy_t *gb, unsigned port)
{
@ -821,11 +841,33 @@ bool retro_load_game(const struct retro_game_info *info)
log_cb(RETRO_LOG_INFO, "Rumble environment not supported\n");
check_variables(emulated_devices == 2 ? true : false);
if (mode == MODE_SINGLE_GAME_DUAL)
{
char path[PATH_MAX];
char file[PATH_MAX];
extract_basename(file, retro_game_path, sizeof(file));
snprintf (path, sizeof(path), "%s%c%s.srm.2", retro_save_directory, slash, file);
log_cb(RETRO_LOG_INFO, "Loading battery for Game Boy 2 from: %s\n", path);
GB_load_battery(&gameboy[1], path);
}
return true;
}
void retro_unload_game(void)
{
if (mode == MODE_SINGLE_GAME_DUAL)
{
char path[PATH_MAX];
char file[PATH_MAX];
extract_basename(file, retro_game_path, sizeof(file));
snprintf (path, sizeof(path), "%s%c%s.srm.2", retro_save_directory, slash, file);
log_cb(RETRO_LOG_INFO, "Saving battery for Game Boy 2 to: %s\n", path);
GB_save_battery(&gameboy[1], path);
}
for (int i = 0; i < emulated_devices; i++)
GB_free(&gameboy[i]);
}