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Checks the application support directory before the application bundle for ROM images.

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This commit is contained in:
Thomas Harte 2019-07-20 23:04:46 -04:00
parent 4ffa3c1b49
commit a846c3245d
1 changed files with 21 additions and 5 deletions
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26
OSBindings/Mac/Clock Signal/Machine/CSROMFetcher.mm
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@ -16,14 +16,30 @@
ROMMachine::ROMFetcher CSROMFetcher() {
return [] (const std::string &machine, const std::vector<ROMMachine::ROM> &roms) -> std::vector<std::unique_ptr<std::vector<std::uint8_t>>> {
NSString *subdirectory = [@"ROMImages/" stringByAppendingString:[NSString stringWithUTF8String:machine.c_str()]];
NSString *const subdirectory = [@"ROMImages/" stringByAppendingString:[NSString stringWithUTF8String:machine.c_str()]];
NSArray<NSURL *> *const supportURLs = [[NSFileManager defaultManager] URLsForDirectory:NSApplicationSupportDirectory inDomains:NSUserDomainMask];
std::vector<std::unique_ptr<std::vector<std::uint8_t>>> results;
for(const auto &rom: roms) {
NSData *fileData = [[NSBundle mainBundle]
dataForResource:[NSString stringWithUTF8String:rom.file_name.c_str()]
withExtension:nil
subdirectory:subdirectory];
NSData *fileData;
// Check for this file first within the application support directories.
for(NSURL *supportURL in supportURLs) {
NSURL *const fullURL = [[supportURL URLByAppendingPathComponent:subdirectory]
URLByAppendingPathComponent:[NSString stringWithUTF8String:rom.file_name.c_str()]];
fileData = [NSData dataWithContentsOfURL:fullURL];
if(fileData) break;
}
// Failing that, check inside the application bundle.
if(!fileData) {
fileData = [[NSBundle mainBundle]
dataForResource:[NSString stringWithUTF8String:rom.file_name.c_str()]
withExtension:nil
subdirectory:subdirectory];
}
// Store an appropriate result.
if(!fileData)
results.emplace_back(nullptr);
else {