Mercurial > repos > blastem
view saves.c @ 1925:039553703c20
Don't apply address and cd register changes to the 'live' registers until pending flag is cleared, but do preserve the upper address bits in the latch. Fixes regression in Overdrive 2 while preserving fix to Mona in 344 bytes
author | Michael Pavone <pavone@retrodev.com> |
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date | Mon, 13 Apr 2020 20:43:25 -0700 |
parents | a568dca999b2 |
children |
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#include <string.h> #include <stdlib.h> #include "saves.h" #include "util.h" #ifdef _WIN32 #define localtime_r(a,b) localtime(a) #include <windows.h> #endif //0123456789012345678901234678 //Slot N - December 31st, XXXX #define MAX_DESC_SIZE 40 char *get_slot_name(system_header *system, uint32_t slot_index, char *ext) { if (!system->save_dir) { return NULL; } char *fname; if (slot_index < 10) { size_t name_len = strlen("slot_N.") + strlen(ext) + 1; fname = malloc(name_len); snprintf(fname, name_len, "slot_%d.%s", slot_index, ext); } else { size_t name_len = strlen("quicksave.") + strlen(ext) + 1; fname = malloc(name_len); snprintf(fname, name_len, "quicksave.%s", ext); } char const *parts[] = {system->save_dir, PATH_SEP, fname}; char *ret = alloc_concat_m(3, parts); free(fname); return ret; } save_slot_info *get_slot_info(system_header *system, uint32_t *num_out) { save_slot_info *dst = calloc(11, sizeof(save_slot_info)); time_t modtime; struct tm ltime; for (uint32_t i = 0; i <= QUICK_SAVE_SLOT; i++) { char * cur = dst[i].desc = malloc(MAX_DESC_SIZE); char * fname = get_slot_name(system, i, "state"); modtime = get_modification_time(fname); free(fname); if (!modtime && system->type == SYSTEM_GENESIS) { fname = get_slot_name(system, i, "gst"); modtime = get_modification_time(fname); free(fname); } if (i == QUICK_SAVE_SLOT) { cur += snprintf(cur, MAX_DESC_SIZE, "Quick - "); } else { cur += snprintf(cur, MAX_DESC_SIZE, "Slot %d - ", i); } if (modtime) { strftime(cur, MAX_DESC_SIZE - (cur - dst->desc), "%c", localtime_r(&modtime, <ime)); } else { strcpy(cur, "EMPTY"); } dst[i].modification_time = modtime; } *num_out = QUICK_SAVE_SLOT + 1; return dst; } void free_slot_info(save_slot_info *slots) { if (!slots) { return; } for (uint32_t i = 0; i <= QUICK_SAVE_SLOT; i++) { free(slots[i].desc); } free(slots); }