Function svn_io_file_size_get 

pub unsafe extern "C" fn svn_io_file_size_get(
    filesize_p: *mut svn_filesize_t,
    file: *mut apr_file_t,
    pool: *mut apr_pool_t,
) -> *mut svn_error_t

Set @a *filesize_p to the size of @a file. Use @a pool for temporary allocations.

@note Use svn_io_file_info_get() to get more information about apr_file_t.

@since New in 1.10