5 files changed, 27 insertions, 7 deletions
diff --git a/vendor/rustix/src/io/dup.rs b/vendor/rustix/src/io/dup.rs
index 428c69f28..9f5186192 100644
--- a/vendor/rustix/src/io/dup.rs
+++ b/vendor/rustix/src/io/dup.rs
@@ -111,7 +111,12 @@ pub fn dup2<Fd: AsFd>(fd: Fd, new: &mut OwnedFd) -> io::Result<()> {
 /// [NetBSD]: https://man.netbsd.org/dup3.2
 /// [OpenBSD]: https://man.openbsd.org/dup3.2
 /// [DragonFly BSD]: https://man.dragonflybsd.org/?command=dup3&section=3
-#[cfg(not(any(target_os = "aix", target_os = "wasi")))]
+#[cfg(not(any(
+    target_os = "aix",
+    target_os = "espidf",
+    target_os = "nto",
+    target_os = "wasi"
+)))]
 #[inline]
 pub fn dup3<Fd: AsFd>(fd: Fd, new: &mut OwnedFd, flags: DupFlags) -> io::Result<()> {
     backend::io::syscalls::dup3(fd.as_fd(), new, flags)
diff --git a/vendor/rustix/src/io/errno.rs b/vendor/rustix/src/io/errno.rs
index 7cb50f229..7640d3111 100644
--- a/vendor/rustix/src/io/errno.rs
+++ b/vendor/rustix/src/io/errno.rs
@@ -1,8 +1,8 @@
 //! The `Errno` type, which is a minimal wrapper around an error code.
 //!
-//! We define the error constants as individual `const`s instead of an
-//! enum because we may not know about all of the host's error values
-//! and we don't want unrecognized values to create UB.
+//! We define the error constants as individual `const`s instead of an enum
+//! because we may not know about all of the host's error values and we don't
+//! want unrecognized values to create undefined behavior.
 
 use crate::backend;
 use core::{fmt, result};
diff --git a/vendor/rustix/src/io/fcntl.rs b/vendor/rustix/src/io/fcntl.rs
index 0454821ff..913e9d062 100644
--- a/vendor/rustix/src/io/fcntl.rs
+++ b/vendor/rustix/src/io/fcntl.rs
@@ -98,7 +98,7 @@ pub fn fcntl_setfd<Fd: AsFd>(fd: Fd, flags: FdFlags) -> io::Result<()> {
 /// [DragonFly BSD]: https://man.dragonflybsd.org/?command=fcntl&section=2
 /// [illumos]: https://illumos.org/man/2/fcntl
 /// [glibc]: https://www.gnu.org/software/libc/manual/html_node/Control-Operations.html#index-fcntl-function
-#[cfg(not(any(target_os = "wasi", target_os = "espidf")))]
+#[cfg(not(any(target_os = "espidf", target_os = "wasi")))]
 #[inline]
 #[doc(alias = "F_DUPFD_CLOEXEC")]
 pub fn fcntl_dupfd_cloexec<Fd: AsFd>(fd: Fd, min: RawFd) -> io::Result<OwnedFd> {
diff --git a/vendor/rustix/src/io/ioctl.rs b/vendor/rustix/src/io/ioctl.rs
index 59cbe1ab5..d9bfa1fb3 100644
--- a/vendor/rustix/src/io/ioctl.rs
+++ b/vendor/rustix/src/io/ioctl.rs
@@ -62,6 +62,7 @@ pub fn ioctl_fionbio<Fd: AsFd>(fd: Fd, value: bool) -> io::Result<()> {
 /// [FreeBSD]: https://man.freebsd.org/cgi/man.cgi?query=ioctl&sektion=2#GENERIC%09IOCTLS
 /// [NetBSD]: https://man.netbsd.org/ioctl.2#GENERIC%20IOCTLS
 /// [OpenBSD]: https://man.openbsd.org/ioctl.2#GENERIC_IOCTLS
+#[cfg(not(target_os = "espidf"))]
 #[inline]
 #[doc(alias = "FIONREAD")]
 pub fn ioctl_fionread<Fd: AsFd>(fd: Fd) -> io::Result<u64> {
diff --git a/vendor/rustix/src/io/read_write.rs b/vendor/rustix/src/io/read_write.rs
index 32cbda225..91a28bc39 100644
--- a/vendor/rustix/src/io/read_write.rs
+++ b/vendor/rustix/src/io/read_write.rs
@@ -138,6 +138,7 @@ pub fn pwrite<Fd: AsFd>(fd: Fd, buf: &[u8], offset: u64) -> io::Result<usize> {
 /// [OpenBSD]: https://man.openbsd.org/readv.2
 /// [DragonFly BSD]: https://man.dragonflybsd.org/?command=readv&section=2
 /// [illumos]: https://illumos.org/man/2/readv
+#[cfg(not(target_os = "espidf"))]
 #[inline]
 pub fn readv<Fd: AsFd>(fd: Fd, bufs: &mut [IoSliceMut<'_>]) -> io::Result<usize> {
     backend::io::syscalls::readv(fd.as_fd(), bufs)
@@ -163,6 +164,7 @@ pub fn readv<Fd: AsFd>(fd: Fd, bufs: &mut [IoSliceMut<'_>]) -> io::Result<usize>
 /// [OpenBSD]: https://man.openbsd.org/writev.2
 /// [DragonFly BSD]: https://man.dragonflybsd.org/?command=writev&section=2
 /// [illumos]: https://illumos.org/man/2/writev
+#[cfg(not(target_os = "espidf"))]
 #[inline]
 pub fn writev<Fd: AsFd>(fd: Fd, bufs: &[IoSlice<'_>]) -> io::Result<usize> {
     backend::io::syscalls::writev(fd.as_fd(), bufs)
@@ -185,7 +187,13 @@ pub fn writev<Fd: AsFd>(fd: Fd, bufs: &[IoSlice<'_>]) -> io::Result<usize> {
 /// [OpenBSD]: https://man.openbsd.org/preadv.2
 /// [DragonFly BSD]: https://man.dragonflybsd.org/?command=preadv&section=2
 /// [illumos]: https://illumos.org/man/2/preadv
-#[cfg(not(any(target_os = "haiku", target_os = "redox", target_os = "solaris")))]
+#[cfg(not(any(
+    target_os = "espidf",
+    target_os = "haiku",
+    target_os = "nto",
+    target_os = "redox",
+    target_os = "solaris"
+)))]
 #[inline]
 pub fn preadv<Fd: AsFd>(fd: Fd, bufs: &mut [IoSliceMut<'_>], offset: u64) -> io::Result<usize> {
     backend::io::syscalls::preadv(fd.as_fd(), bufs, offset)
@@ -212,7 +220,13 @@ pub fn preadv<Fd: AsFd>(fd: Fd, bufs: &mut [IoSliceMut<'_>], offset: u64) -> io:
 /// [OpenBSD]: https://man.openbsd.org/pwritev.2
 /// [DragonFly BSD]: https://man.dragonflybsd.org/?command=pwritev&section=2
 /// [illumos]: https://illumos.org/man/2/pwritev
-#[cfg(not(any(target_os = "haiku", target_os = "redox", target_os = "solaris")))]
+#[cfg(not(any(
+    target_os = "espidf",
+    target_os = "haiku",
+    target_os = "nto",
+    target_os = "redox",
+    target_os = "solaris"
+)))]
 #[inline]
 pub fn pwritev<Fd: AsFd>(fd: Fd, bufs: &[IoSlice<'_>], offset: u64) -> io::Result<usize> {
     backend::io::syscalls::pwritev(fd.as_fd(), bufs, offset)