dispatch_data_t parameter to handle is NULL on successful write

MolecularMatters · Apr 4, 2020 · c8c8754 · c8c8754
1 parent 702b7a9
commit c8c8754
Showing 1 changed file with 6 additions and 3 deletions.
diff --git a/src/Psd/PsdNativeFile_Mac.mm b/src/Psd/PsdNativeFile_Mac.mm
@@ -173,11 +173,14 @@
  operation->dataToWrite = dispatch_data_create(buffer, count, queue, DISPATCH_DATA_DESTRUCTOR_DEFAULT);
  operation->ioHandler = ^(dispatch_data_t d, int error)
  {
- if (error != 0 )
+ if (d != NULL || error != 0 )
  {
- PSD_ERROR("NativeFile", "Cannot read %u bytes from file position %" PRIu64 " asynchronously.", count, position);
+ PSD_ERROR("NativeFile", "Cannot write %u bytes to file position %" PRIu64 " asynchronously.", count, position);
+ }
+ else
+ {
+ operation->bytesWritten = operation->length;
  }
- operation->bytesWritten = dispatch_data_get_size(d);
  dispatch_semaphore_signal(operation->semaphore);
  };
  return static_cast<File::ReadOperation>(operation);