- &in, sizeof(in), NULL, 0, &bytes_returned, NULL))
- goto fail;
+ &in, sizeof(in), NULL, 0,
+ &bytes_returned, NULL))
+ {
+ /* Try to track down sporadic errors */
+ if (wimlib_print_errors) {
+ WARNING("FSCTL_SET_EXTERNAL_BACKING failed (err=%u); data was %zu bytes:",
+ (u32)GetLastError(), sizeof(in));
+ print_byte_field((const u8 *)&in, sizeof(in), wimlib_error_file);
+ putc('\n', wimlib_error_file);
+ }
+ if (--max_retries) {
+ WARNING("Retrying after 100ms...");
+ Sleep(100);
+ goto retry;
+ }
+ WARNING("Too many retries; returning failure");
+ return false;
+ }