Function rust_hdfs::hdfsTruncateFile

pub unsafe extern "C" fn hdfsTruncateFile(
    fs: hdfsFS, 
    path: *const c_char, 
    newlength: tOffset
) -> c_int

hdfsTruncateFile - Truncate a hdfs file to given lenght. @param fs The configured filesystem handle. @param path The full path to the file. @param newlength The size the file is to be truncated to @return 1 if the file has been truncated to the desired newlength and is immediately available to be reused for write operations such as append. 0 if a background process of adjusting the length of the last block has been started, and clients should wait for it to complete before proceeding with further file updates. -1 on error.