Sha256: 60ca35d0b20e99b3af3777b89036b0479881d7a18f596df7c0991530dc61b72f
Contents?: true
Size: 1.59 KB
Versions: 38
Compression:
Stored size: 1.59 KB
Contents
extern crate memfd;
use std::fs;
use std::os::unix::io::AsRawFd;
#[test]
fn test_memfd_default() {
let opts = memfd::MemfdOptions::default();
let m0 = opts.create("default").unwrap();
let meta0 = m0.as_file().metadata().unwrap();
assert_eq!(meta0.len(), 0);
assert_eq!(meta0.is_file(), true);
assert_eq!(get_close_on_exec(&m0).unwrap(), true);
drop(m0)
}
#[test]
fn test_memfd_no_cloexec() {
let memfd = memfd::MemfdOptions::default()
.close_on_exec(false)
.create("no-cloexec")
.unwrap();
assert_eq!(get_close_on_exec(&memfd).unwrap(), false);
}
#[test]
fn test_memfd_multi() {
let opts = memfd::MemfdOptions::default();
let m0 = opts.create("default").unwrap();
let f0 = m0.as_file().as_raw_fd();
let m1 = opts.create("default").unwrap();
let f1 = m1.as_file().as_raw_fd();
assert!(f0 != f1);
let m0_file = m0.into_file();
assert_eq!(f0, m0_file.as_raw_fd());
}
#[test]
fn test_memfd_from_into() {
let opts = memfd::MemfdOptions::default();
let m0 = opts.create("default").unwrap();
let f0 = m0.into_file();
let _ = memfd::Memfd::try_from_file(f0).expect("failed to convert a legit memfd file");
let rootdir = fs::File::open("/").unwrap();
let _ = memfd::Memfd::try_from_file(rootdir)
.expect_err("unexpected conversion from a non-memfd file");
}
/// Check if the close-on-exec flag is set for the memfd.
pub fn get_close_on_exec(memfd: &memfd::Memfd) -> std::io::Result<bool> {
let flags = rustix::fs::fcntl_getfd(memfd.as_file())?;
Ok(flags.contains(rustix::fs::FdFlags::CLOEXEC))
}
Version data entries
38 entries across 38 versions & 1 rubygems