Lines Matching defs:file
15 let mut file = File::from(fd);
17 let old = fcntl_get_seals(&file).unwrap();
20 writeln!(&mut file, "Hello!").unwrap();
22 fcntl_add_seals(&file, SealFlags::GROW).unwrap();
24 let now = fcntl_get_seals(&file).unwrap();
28 writeln!(&mut file, "World?").unwrap_err();
31 ftruncate(&mut file, 1).unwrap();
33 fcntl_add_seals(&file, SealFlags::SHRINK).unwrap();
35 let now = fcntl_get_seals(&file).unwrap();
39 ftruncate(&mut file, 0).unwrap_err();