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Do not use dispatch_io_write as it generate random crashes 

Either it's buggy under iOS or I didn't use it the right way...
This commit is contained in:
Olivier Poitrey 2012-11-06 02:50:36 +01:00
parent 73df9d7281
commit a8a9b12896
1 changed files with 6 additions and 24 deletions
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30
SDWebImage/SDImageCache.m
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@ -117,7 +117,6 @@ static const NSInteger kDefaultCacheMaxCacheAge = 60 * 60 * 24 * 7; // 1 week
if (toDisk)
{
dispatch_queue_t queue = dispatch_queue_create(kDiskIOQueueName, nil);
dispatch_async(queue, ^
{
NSData *data = imageData;
@ -136,32 +135,15 @@ static const NSInteger kDefaultCacheMaxCacheAge = 60 * 60 * 24 * 7; // 1 week
if (data)
{
if (![[NSFileManager defaultManager] fileExistsAtPath:_diskCachePath])
// Can't use defaultManager another thread
NSFileManager *fileManager = NSFileManager.new;
if (![fileManager fileExistsAtPath:_diskCachePath])
{
[[NSFileManager defaultManager] createDirectoryAtPath:_diskCachePath
withIntermediateDirectories:YES
attributes:nil
error:NULL];
[fileManager createDirectoryAtPath:_diskCachePath withIntermediateDirectories:YES attributes:nil error:NULL];
}
NSString *path = [self cachePathForKey:key];
dispatch_io_t ioChannel = dispatch_io_create_with_path(DISPATCH_IO_STREAM, [path UTF8String], O_RDWR | O_CREAT, S_IRUSR | S_IWUSR | S_IRGRP | S_IROTH, queue, nil);
dispatch_data_t dispatchData = dispatch_data_create(data.bytes, data.length, queue, ^{[data self];});
dispatch_io_write(ioChannel, 0, dispatchData, queue, ^(bool done, dispatch_data_t dispatchedData, int error)
{
if (error != 0)
{
NSLog(@"SDWebImageCache: Error writing image from disk cache: errno=%d", error);
}
if(done)
{
dispatch_io_close(ioChannel, 0);
}
});
dispatch_release(dispatchData);
dispatch_release(ioChannel);
[fileManager createFileAtPath:[self cachePathForKey:key] contents:data attributes:nil];
}
});
dispatch_release(queue);