From 0fa2d6ea2f827b89b308e6e86b8a095588f0575c Mon Sep 17 00:00:00 2001 From: Lior Halphon Date: Sat, 16 Apr 2016 14:09:56 +0300 Subject: [PATCH] Prevent creating .sav files for ROMs claiming they have a battery but have no cartridge RAM or RTC --- Core/gb.c | 1 + 1 file changed, 1 insertion(+) diff --git a/Core/gb.c b/Core/gb.c index 62b7950..5cd48f1 100644 --- a/Core/gb.c +++ b/Core/gb.c @@ -341,6 +341,7 @@ int gb_load_state(GB_gameboy_t *gb, const char *path) int gb_save_battery(GB_gameboy_t *gb, const char *path) { if (!gb->cartridge_type->has_battery) return 0; // Nothing to save. + if (gb->mbc_ram_size == 0 && !gb->cartridge_type->has_rtc) return 0; /* Claims to have battery, but has no RAM or RTC */ FILE *f = fopen(path, "w"); if (!f) { return errno;