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Diffstat (limited to 'vendor/rustix/src/fs/fcntl.rs')
| -rw-r--r-- | vendor/rustix/src/fs/fcntl.rs | 112 |
1 files changed, 0 insertions, 112 deletions
diff --git a/vendor/rustix/src/fs/fcntl.rs b/vendor/rustix/src/fs/fcntl.rs deleted file mode 100644 index f80db84..0000000 --- a/vendor/rustix/src/fs/fcntl.rs +++ /dev/null @@ -1,112 +0,0 @@ -//! The Unix `fcntl` function is effectively lots of different functions hidden -//! behind a single dynamic dispatch interface. In order to provide a type-safe -//! API, rustix makes them all separate functions so that they can have -//! dedicated static type signatures. - -#[cfg(not(any( - target_os = "emscripten", - target_os = "espidf", - target_os = "fuchsia", - target_os = "redox", - target_os = "vita", - target_os = "wasi" -)))] -use crate::fs::FlockOperation; -use crate::{backend, io}; -use backend::fd::AsFd; -use backend::fs::types::OFlags; - -// These `fcntl` functions live in the `io` module because they're not specific -// to files, directories, or memfd objects. We re-export them here in the `fs` -// module because the other the `fcntl` functions are here. -#[cfg(not(any(target_os = "espidf", target_os = "wasi")))] -pub use crate::io::fcntl_dupfd_cloexec; -pub use crate::io::{fcntl_getfd, fcntl_setfd}; - -/// `fcntl(fd, F_GETFL)`—Returns a file descriptor's access mode and status. -/// -/// # References -/// - [POSIX] -/// - [Linux] -/// -/// [POSIX]: https://pubs.opengroup.org/onlinepubs/9699919799/functions/fcntl.html -/// [Linux]: https://man7.org/linux/man-pages/man2/fcntl.2.html -#[inline] -#[doc(alias = "F_GETFL")] -pub fn fcntl_getfl<Fd: AsFd>(fd: Fd) -> io::Result<OFlags> { - backend::fs::syscalls::fcntl_getfl(fd.as_fd()) -} - -/// `fcntl(fd, F_SETFL, flags)`—Sets a file descriptor's status. -/// -/// # References -/// - [POSIX] -/// - [Linux] -/// -/// [POSIX]: https://pubs.opengroup.org/onlinepubs/9699919799/functions/fcntl.html -/// [Linux]: https://man7.org/linux/man-pages/man2/fcntl.2.html -#[inline] -#[doc(alias = "F_SETFL")] -pub fn fcntl_setfl<Fd: AsFd>(fd: Fd, flags: OFlags) -> io::Result<()> { - backend::fs::syscalls::fcntl_setfl(fd.as_fd(), flags) -} - -/// `fcntl(fd, F_GET_SEALS)` -/// -/// # References -/// - [Linux] -/// -/// [Linux]: https://man7.org/linux/man-pages/man2/fcntl.2.html -#[cfg(any(linux_kernel, target_os = "freebsd", target_os = "fuchsia"))] -#[inline] -#[doc(alias = "F_GET_SEALS")] -pub fn fcntl_get_seals<Fd: AsFd>(fd: Fd) -> io::Result<SealFlags> { - backend::fs::syscalls::fcntl_get_seals(fd.as_fd()) -} - -#[cfg(any(linux_kernel, target_os = "freebsd", target_os = "fuchsia"))] -use backend::fs::types::SealFlags; - -/// `fcntl(fd, F_ADD_SEALS)` -/// -/// # References -/// - [Linux] -/// -/// [Linux]: https://man7.org/linux/man-pages/man2/fcntl.2.html -#[cfg(any(linux_kernel, target_os = "freebsd", target_os = "fuchsia"))] -#[inline] -#[doc(alias = "F_ADD_SEALS")] -pub fn fcntl_add_seals<Fd: AsFd>(fd: Fd, seals: SealFlags) -> io::Result<()> { - backend::fs::syscalls::fcntl_add_seals(fd.as_fd(), seals) -} - -/// `fcntl(fd, F_SETLK)`—Acquire or release an `fcntl`-style lock. -/// -/// This function doesn't currently have an offset or len; it currently always -/// sets the `l_len` field to 0, which is a special case that means the entire -/// file should be locked. -/// -/// Unlike `flock`-style locks, `fcntl`-style locks are process-associated, -/// meaning that they don't guard against being acquired by two threads in the -/// same process. -/// -/// # References -/// - [POSIX] -/// - [Linux] -/// -/// [POSIX]: https://pubs.opengroup.org/onlinepubs/9699919799/functions/fcntl.html -/// [Linux]: https://man7.org/linux/man-pages/man2/fcntl.2.html -#[cfg(not(any( - target_os = "emscripten", - target_os = "espidf", - target_os = "fuchsia", - target_os = "redox", - target_os = "vita", - target_os = "wasi" -)))] -#[inline] -#[doc(alias = "F_SETLK")] -#[doc(alias = "F_SETLKW")] -pub fn fcntl_lock<Fd: AsFd>(fd: Fd, operation: FlockOperation) -> io::Result<()> { - backend::fs::syscalls::fcntl_lock(fd.as_fd(), operation) -} |