From 1b6a04ca5504955c571d1c97504fb45ea0befee4 Mon Sep 17 00:00:00 2001
From: Valentin Popov <valentin@popov.link>
Date: Mon, 8 Jan 2024 01:21:28 +0400
Subject: Initial vendor packages

Signed-off-by: Valentin Popov <valentin@popov.link>
---
 vendor/rustix/src/backend/libc/system/syscalls.rs | 67 +++++++++++++++++++++++
 1 file changed, 67 insertions(+)
 create mode 100644 vendor/rustix/src/backend/libc/system/syscalls.rs

(limited to 'vendor/rustix/src/backend/libc/system/syscalls.rs')

diff --git a/vendor/rustix/src/backend/libc/system/syscalls.rs b/vendor/rustix/src/backend/libc/system/syscalls.rs
new file mode 100644
index 0000000..05d674b
--- /dev/null
+++ b/vendor/rustix/src/backend/libc/system/syscalls.rs
@@ -0,0 +1,67 @@
+//! libc syscalls supporting `rustix::process`.
+
+use super::types::RawUname;
+use crate::backend::c;
+#[cfg(not(target_os = "wasi"))]
+use crate::backend::conv::ret_infallible;
+#[cfg(target_os = "linux")]
+use crate::system::RebootCommand;
+#[cfg(linux_kernel)]
+use crate::system::Sysinfo;
+use core::mem::MaybeUninit;
+#[cfg(not(any(
+    target_os = "emscripten",
+    target_os = "espidf",
+    target_os = "redox",
+    target_os = "vita",
+    target_os = "wasi"
+)))]
+use {crate::backend::conv::ret, crate::io};
+
+#[cfg(not(target_os = "wasi"))]
+#[inline]
+pub(crate) fn uname() -> RawUname {
+    let mut uname = MaybeUninit::<RawUname>::uninit();
+    unsafe {
+        let r = c::uname(uname.as_mut_ptr());
+
+        // On POSIX, `uname` is documented to return non-negative on success
+        // instead of the usual 0, though some specific systems do document
+        // that they always use zero allowing us to skip this check.
+        #[cfg(not(any(apple, freebsdlike, linux_like, target_os = "netbsd")))]
+        let r = core::cmp::min(r, 0);
+
+        ret_infallible(r);
+        uname.assume_init()
+    }
+}
+
+#[cfg(linux_kernel)]
+pub(crate) fn sysinfo() -> Sysinfo {
+    let mut info = MaybeUninit::<Sysinfo>::uninit();
+    unsafe {
+        ret_infallible(c::sysinfo(info.as_mut_ptr()));
+        info.assume_init()
+    }
+}
+
+#[cfg(not(any(
+    target_os = "emscripten",
+    target_os = "espidf",
+    target_os = "redox",
+    target_os = "vita",
+    target_os = "wasi"
+)))]
+pub(crate) fn sethostname(name: &[u8]) -> io::Result<()> {
+    unsafe {
+        ret(c::sethostname(
+            name.as_ptr().cast(),
+            name.len().try_into().map_err(|_| io::Errno::INVAL)?,
+        ))
+    }
+}
+
+#[cfg(target_os = "linux")]
+pub(crate) fn reboot(cmd: RebootCommand) -> io::Result<()> {
+    unsafe { ret(c::reboot(cmd as i32)) }
+}
-- 
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