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fix: fixes invalid libc symbols on horizon-os/n3ds #653

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Merged
Thomasdezeeuw merged 3 commits into from
May 4, 2026
+125 −60
Merged

fix: fixes invalid libc symbols on horizon-os/n3ds #653

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24c0346
fix: fixes invalid libc symbols on horizon-os/n3ds
kore-signet Apr 28, 2026
d714e8e
polish horizonos support (PR #653)
kore-signet Apr 29, 2026
509224a
fix docs build on armv6k-nintendo-3ds
kore-signet Apr 29, 2026
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1 change: 1 addition & 0 deletions .github/workflows/main.yml
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Original file line number Diff line number Diff line change
Expand Up @@ -80,6 +80,7 @@ jobs:
- aarch64-unknown-redox
- arm-linux-androideabi
- arm64_32-apple-watchos
- armv6k-nintendo-3ds
- armv7-linux-androideabi
- armv7-sony-vita-newlibeabihf
- armv7-unknown-linux-ohos
Expand Down
42 changes: 27 additions & 15 deletions src/lib.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -61,11 +61,11 @@
#![doc(test(attr(deny(warnings))))]

use std::fmt;
#[cfg(not(any(target_os = "redox", target_os = "wasi")))]
#[cfg(not(any(target_os = "redox", target_os = "wasi", target_os = "horizon")))]
use std::io::IoSlice;
#[cfg(not(any(target_os = "redox", target_os = "wasi")))]
#[cfg(not(any(target_os = "redox", target_os = "wasi", target_os = "horizon")))]
use std::marker::PhantomData;
#[cfg(not(any(target_os = "redox", target_os = "wasi")))]
#[cfg(not(any(target_os = "redox", target_os = "wasi", target_os = "horizon")))]
use std::mem;
use std::mem::MaybeUninit;
use std::net::SocketAddr;
Expand Down Expand Up @@ -279,13 +279,21 @@ impl Type {
pub const DCCP: Type = Type(sys::SOCK_DCCP);

/// Type corresponding to `SOCK_SEQPACKET`.
#[cfg(all(feature = "all", not(any(target_os = "espidf", target_os = "wasi"))))]
#[cfg(all(
feature = "all",
not(any(target_os = "espidf", target_os = "wasi", target_os = "horizon"))
))]
pub const SEQPACKET: Type = Type(sys::SOCK_SEQPACKET);

/// Type corresponding to `SOCK_RAW`.
#[cfg(all(
feature = "all",
not(any(target_os = "redox", target_os = "espidf", target_os = "wasi"))
not(any(
target_os = "redox",
target_os = "espidf",
target_os = "wasi",
target_os = "horizon"
))
))]
pub const RAW: Type = Type(sys::SOCK_RAW);
}
Expand Down Expand Up @@ -371,11 +379,11 @@ impl From<Protocol> for c_int {
/// Flags for incoming messages.
///
/// Flags provide additional information about incoming messages.
#[cfg(not(any(target_os = "redox", target_os = "wasi")))]
#[cfg(not(any(target_os = "redox", target_os = "wasi", target_os = "horizon")))]
#[derive(Copy, Clone, Eq, PartialEq)]
pub struct RecvFlags(c_int);

#[cfg(not(any(target_os = "redox", target_os = "wasi")))]
#[cfg(not(any(target_os = "redox", target_os = "wasi", target_os = "horizon")))]
impl RecvFlags {
/// Check if the message contains a truncated datagram.
///
Expand Down Expand Up @@ -445,6 +453,7 @@ pub struct TcpKeepalive {
target_os = "espidf",
target_os = "vita",
target_os = "haiku",
target_os = "horizon"
)))]
interval: Option<Duration>,
#[cfg(not(any(
Expand All @@ -455,6 +464,7 @@ pub struct TcpKeepalive {
target_os = "espidf",
target_os = "vita",
target_os = "haiku",
target_os = "horizon"
)))]
retries: Option<u32>,
}
Expand All @@ -473,6 +483,7 @@ impl TcpKeepalive {
target_os = "espidf",
target_os = "vita",
target_os = "haiku",
target_os = "horizon"
)))]
interval: None,
#[cfg(not(any(
Expand All @@ -483,6 +494,7 @@ impl TcpKeepalive {
target_os = "espidf",
target_os = "vita",
target_os = "haiku",
target_os = "horizon"
)))]
retries: None,
}
Expand Down Expand Up @@ -573,15 +585,15 @@ impl TcpKeepalive {
///
/// This wraps `msghdr` on Unix and `WSAMSG` on Windows. Also see [`MsgHdrMut`]
/// for the variant used by `recvmsg(2)`.
#[cfg(not(any(target_os = "redox", target_os = "wasi")))]
#[cfg(not(any(target_os = "redox", target_os = "wasi", target_os = "horizon")))]
#[repr(transparent)]
pub struct MsgHdr<'addr, 'bufs, 'control> {
inner: sys::msghdr,
#[allow(clippy::type_complexity)]
_lifetimes: PhantomData<(&'addr SockAddr, &'bufs IoSlice<'bufs>, &'control [u8])>,
}

#[cfg(not(any(target_os = "redox", target_os = "wasi")))]
#[cfg(not(any(target_os = "redox", target_os = "wasi", target_os = "horizon")))]
impl<'addr, 'bufs, 'control> MsgHdr<'addr, 'bufs, 'control> {
/// Create a new `MsgHdr` with all empty/zero fields.
#[allow(clippy::new_without_default)]
Expand Down Expand Up @@ -631,21 +643,21 @@ impl<'addr, 'bufs, 'control> MsgHdr<'addr, 'bufs, 'control> {
}
}

#[cfg(not(any(target_os = "redox", target_os = "wasi")))]
#[cfg(not(any(target_os = "redox", target_os = "wasi", target_os = "horizon")))]
impl<'name, 'bufs, 'control> fmt::Debug for MsgHdr<'name, 'bufs, 'control> {
fn fmt(&self, fmt: &mut fmt::Formatter<'_>) -> fmt::Result {
"MsgHdr".fmt(fmt)
}
}

#[cfg(not(any(target_os = "redox", target_os = "wasi")))]
#[cfg(not(any(target_os = "redox", target_os = "wasi", target_os = "horizon")))]
unsafe impl Send for MsgHdr<'_, '_, '_> {}

/// Configuration of a `recvmsg(2)` system call.
///
/// This wraps `msghdr` on Unix and `WSAMSG` on Windows. Also see [`MsgHdr`] for
/// the variant used by `sendmsg(2)`.
#[cfg(not(any(target_os = "redox", target_os = "wasi")))]
#[cfg(not(any(target_os = "redox", target_os = "wasi", target_os = "horizon")))]
#[repr(transparent)]
pub struct MsgHdrMut<'addr, 'bufs, 'control> {
inner: sys::msghdr,
Expand All @@ -657,7 +669,7 @@ pub struct MsgHdrMut<'addr, 'bufs, 'control> {
)>,
}

#[cfg(not(any(target_os = "redox", target_os = "wasi")))]
#[cfg(not(any(target_os = "redox", target_os = "wasi", target_os = "horizon")))]
impl<'addr, 'bufs, 'control> MsgHdrMut<'addr, 'bufs, 'control> {
/// Create a new `MsgHdrMut` with all empty/zero fields.
#[allow(clippy::new_without_default)]
Expand Down Expand Up @@ -712,12 +724,12 @@ impl<'addr, 'bufs, 'control> MsgHdrMut<'addr, 'bufs, 'control> {
}
}

#[cfg(not(any(target_os = "redox", target_os = "wasi")))]
#[cfg(not(any(target_os = "redox", target_os = "wasi", target_os = "horizon")))]
impl<'name, 'bufs, 'control> fmt::Debug for MsgHdrMut<'name, 'bufs, 'control> {
fn fmt(&self, fmt: &mut fmt::Formatter<'_>) -> fmt::Result {
"MsgHdrMut".fmt(fmt)
}
}

#[cfg(not(any(target_os = "redox", target_os = "wasi")))]
#[cfg(not(any(target_os = "redox", target_os = "wasi", target_os = "horizon")))]
unsafe impl Send for MsgHdrMut<'_, '_, '_> {}
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