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Diffstat (limited to 'src/unistd.rs')
| -rw-r--r-- | src/unistd.rs | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/src/unistd.rs b/src/unistd.rs index 8ff71e05..c09e4019 100644 --- a/src/unistd.rs +++ b/src/unistd.rs @@ -651,6 +651,20 @@ pub fn chown<P: ?Sized + NixPath>(path: &P, owner: Option<Uid>, group: Option<Gi Errno::result(res).map(drop) } +/// Change the ownership of the file referred to by the open file descriptor `fd` to be owned by +/// the specified `owner` (user) and `group` (see +/// [fchown(2)](https://pubs.opengroup.org/onlinepubs/9699919799/functions/fchown.html)). +/// +/// The owner/group for the provided file will not be modified if `None` is +/// provided for that argument. Ownership change will be attempted for the path +/// only if `Some` owner/group is provided. +#[inline] +pub fn fchown(fd: RawFd, owner: Option<Uid>, group: Option<Gid>) -> Result<()> { + let (uid, gid) = chown_raw_ids(owner, group); + let res = unsafe { libc::fchown(fd, uid, gid) }; + Errno::result(res).map(drop) +} + /// Flags for `fchownat` function. #[derive(Clone, Copy, Debug)] pub enum FchownatFlags { |