diff --git a/memmap.cpp b/memmap.cpp index 2e135e65..f0ce96af 100644 --- a/memmap.cpp +++ b/memmap.cpp @@ -3809,6 +3809,58 @@ void CMemory::CheckForAnyPatch(const char *rom_filename, bool8 header, int32 &ro auto path = splitpath(rom_filename); + auto try_patch = [&](const char *type, std::string filename, bool8(*read_patch_func)(Stream * r, long offset, int32 &rom_size)) -> bool { + if ((patch_file = OPEN_FSTREAM(filename.c_str(), "rb")) != NULL) + { + printf("Using %s patch %s", type, filename.c_str()); + + Stream *s = new fStream(patch_file); + ret = read_patch_func(s, offset, rom_size); + s->closeStream(); + + if (ret) + { + printf("!\n"); + flag = true; + return true; + } + else + printf(" failed!\n"); + } + return false; + }; + + auto try_ips_sequence = [&](const char *pattern, enum s9x_getdirtype dirtype) -> bool { + for (int i = 0; i < 1000; i++) + { + char ips[9]; + snprintf(ips, 9, pattern, i); + if (!try_patch("IPS", S9xGetFilename(ips, dirtype), ReadIPSPatch)) + break; + } + return flag; + }; + + auto try_patch_type_sequence = [&](enum s9x_getdirtype dirtype) -> bool { + if (try_patch("BPS", S9xGetFilename(".bps", dirtype), ReadBPSPatch)) + return true; + if (try_patch("UPS", S9xGetFilename(".ups", dirtype), ReadUPSPatch)) + return true; + if (try_patch("IPS", S9xGetFilename(".ips", dirtype), ReadIPSPatch)) + return true; + if (try_ips_sequence(".%03d.ips", dirtype)) + return true; + if (try_ips_sequence(".ips%d", dirtype)) + return true; + if (try_ips_sequence(".ip%d", dirtype)) + return true; + + return false; + }; + + if (try_patch_type_sequence(ROMFILENAME_DIR)) + return; + #ifdef UNZIP_SUPPORT if (path.ext_is(".zip")) { @@ -3884,48 +3936,6 @@ void CMemory::CheckForAnyPatch(const char *rom_filename, bool8 header, int32 &ro } #endif - auto try_patch = [&](const char *type, std::string filename, bool8 (*read_patch_func)(Stream * r, long offset, int32 &rom_size)) -> bool { - if ((patch_file = OPEN_FSTREAM(filename.c_str(), "rb")) != NULL) - { - printf("Using %s patch %s", type, filename.c_str()); - - Stream *s = new fStream(patch_file); - ret = read_patch_func(s, offset, rom_size); - s->closeStream(); - - if (ret) - { - printf("!\n"); - flag = true; - return true; - } - else - printf(" failed!\n"); - } - return false; - }; - - auto try_ips_sequence = [&](const char *pattern) -> bool { - for (int i = 0; i < 1000; i++) - { - char ips[9]; - snprintf(ips, 9, pattern, i); - if (!try_patch("IPS", S9xGetFilename(ips, PATCH_DIR), ReadIPSPatch)) - break; - } - return flag; - }; - - if (try_patch("BPS", S9xGetFilename(".bps", PATCH_DIR), ReadBPSPatch)) - return; - if (try_patch("UPS", S9xGetFilename(".ups", PATCH_DIR), ReadUPSPatch)) - return; - if (try_patch("IPS", S9xGetFilename(".ips", PATCH_DIR), ReadIPSPatch)) - return; - if (try_ips_sequence(".%03d.ips")) - return; - if (try_ips_sequence(".ips%d")) - return; - if (try_ips_sequence(".ip%d")) + if (try_patch_type_sequence(PATCH_DIR)) return; } \ No newline at end of file