Merge pull request #8503 from mcmonkey4eva/filename-length-limit-fix

Add correction file filename length limits on *nix systems

Author: AUTOMATIC1111

modules/images.py

@@ -573,6 +573,11 @@ def _atomically_save_image(image_to_save, filename_without_extension, extension)
         os.replace(temp_file_path, filename_without_extension + extension)
 
     fullfn_without_extension, extension = os.path.splitext(params.filename)
+    if hasattr(os, 'statvfs'):
+        max_name_len = os.statvfs(path).f_namemax
+        fullfn_without_extension = fullfn_without_extension[:max_name_len - max(4, len(extension))]
+        params.filename = fullfn_without_extension + extension
+        fullfn = params.filename
     _atomically_save_image(image, fullfn_without_extension, extension)
 
     image.already_saved_as = fullfn