summaryrefslogtreecommitdiffstats
path: root/vendor/rustix/src/backend/libc/process/syscalls.rs
diff options
context:
space:
mode:
Diffstat (limited to 'vendor/rustix/src/backend/libc/process/syscalls.rs')
-rw-r--r--vendor/rustix/src/backend/libc/process/syscalls.rs129
1 files changed, 96 insertions, 33 deletions
diff --git a/vendor/rustix/src/backend/libc/process/syscalls.rs b/vendor/rustix/src/backend/libc/process/syscalls.rs
index 0aa29b0b1..a84385cf1 100644
--- a/vendor/rustix/src/backend/libc/process/syscalls.rs
+++ b/vendor/rustix/src/backend/libc/process/syscalls.rs
@@ -3,14 +3,21 @@
#[cfg(any(linux_kernel, target_os = "dragonfly", target_os = "fuchsia"))]
use super::types::RawCpuSet;
use crate::backend::c;
-#[cfg(not(any(target_os = "fuchsia", target_os = "redox", target_os = "wasi")))]
+#[cfg(feature = "fs")]
+use crate::backend::conv::c_str;
+#[cfg(all(feature = "fs", not(target_os = "wasi")))]
+use crate::backend::conv::ret_discarded_char_ptr;
+#[cfg(not(any(
+ target_os = "espidf",
+ target_os = "fuchsia",
+ target_os = "redox",
+ target_os = "wasi"
+)))]
use crate::backend::conv::ret_infallible;
#[cfg(linux_kernel)]
use crate::backend::conv::ret_u32;
#[cfg(not(target_os = "wasi"))]
use crate::backend::conv::{borrowed_fd, ret_pid_t, ret_usize};
-#[cfg(feature = "fs")]
-use crate::backend::conv::{c_str, ret_discarded_char_ptr};
use crate::backend::conv::{ret, ret_c_int};
#[cfg(not(target_os = "wasi"))]
use crate::fd::BorrowedFd;
@@ -21,15 +28,27 @@ use crate::ffi::CStr;
#[cfg(feature = "fs")]
use crate::fs::Mode;
use crate::io;
-#[cfg(not(any(target_os = "fuchsia", target_os = "wasi")))]
+#[cfg(not(any(target_os = "espidf", target_os = "fuchsia", target_os = "wasi")))]
use crate::process::Uid;
#[cfg(linux_kernel)]
use crate::process::{Cpuid, MembarrierCommand, MembarrierQuery};
#[cfg(not(target_os = "wasi"))]
-use crate::process::{Gid, Pid, RawPid, Signal, WaitOptions, WaitStatus};
-#[cfg(not(any(target_os = "fuchsia", target_os = "redox", target_os = "wasi")))]
+use crate::process::{Gid, Pid};
+#[cfg(not(any(target_os = "espidf", target_os = "wasi")))]
+use crate::process::{RawPid, Signal, WaitOptions, WaitStatus};
+#[cfg(not(any(
+ target_os = "espidf",
+ target_os = "fuchsia",
+ target_os = "redox",
+ target_os = "wasi"
+)))]
use crate::process::{Resource, Rlimit};
-#[cfg(not(any(target_os = "redox", target_os = "openbsd", target_os = "wasi")))]
+#[cfg(not(any(
+ target_os = "espidf",
+ target_os = "redox",
+ target_os = "openbsd",
+ target_os = "wasi"
+)))]
use crate::process::{WaitId, WaitidOptions, WaitidStatus};
use core::mem::MaybeUninit;
#[cfg(target_os = "linux")]
@@ -43,7 +62,7 @@ pub(crate) fn chdir(path: &CStr) -> io::Result<()> {
unsafe { ret(c::chdir(c_str(path))) }
}
-#[cfg(not(any(target_os = "wasi", target_os = "fuchsia")))]
+#[cfg(not(any(target_os = "fuchsia", target_os = "wasi")))]
pub(crate) fn fchdir(dirfd: BorrowedFd<'_>) -> io::Result<()> {
unsafe { ret(c::fchdir(borrowed_fd(dirfd))) }
}
@@ -196,7 +215,7 @@ pub(crate) fn nice(inc: i32) -> io::Result<i32> {
}
}
-#[cfg(not(any(target_os = "fuchsia", target_os = "wasi")))]
+#[cfg(not(any(target_os = "espidf", target_os = "fuchsia", target_os = "wasi")))]
#[inline]
pub(crate) fn getpriority_user(uid: Uid) -> io::Result<i32> {
libc_errno::set_errno(libc_errno::Errno(0));
@@ -208,7 +227,7 @@ pub(crate) fn getpriority_user(uid: Uid) -> io::Result<i32> {
}
}
-#[cfg(not(any(target_os = "fuchsia", target_os = "wasi")))]
+#[cfg(not(any(target_os = "espidf", target_os = "fuchsia", target_os = "wasi")))]
#[inline]
pub(crate) fn getpriority_pgrp(pgid: Option<Pid>) -> io::Result<i32> {
libc_errno::set_errno(libc_errno::Errno(0));
@@ -220,7 +239,7 @@ pub(crate) fn getpriority_pgrp(pgid: Option<Pid>) -> io::Result<i32> {
}
}
-#[cfg(not(any(target_os = "fuchsia", target_os = "wasi")))]
+#[cfg(not(any(target_os = "espidf", target_os = "fuchsia", target_os = "wasi")))]
#[inline]
pub(crate) fn getpriority_process(pid: Option<Pid>) -> io::Result<i32> {
libc_errno::set_errno(libc_errno::Errno(0));
@@ -232,13 +251,13 @@ pub(crate) fn getpriority_process(pid: Option<Pid>) -> io::Result<i32> {
}
}
-#[cfg(not(any(target_os = "fuchsia", target_os = "wasi")))]
+#[cfg(not(any(target_os = "espidf", target_os = "fuchsia", target_os = "wasi")))]
#[inline]
pub(crate) fn setpriority_user(uid: Uid, priority: i32) -> io::Result<()> {
unsafe { ret(c::setpriority(c::PRIO_USER, uid.as_raw() as _, priority)) }
}
-#[cfg(not(any(target_os = "fuchsia", target_os = "wasi")))]
+#[cfg(not(any(target_os = "espidf", target_os = "fuchsia", target_os = "wasi")))]
#[inline]
pub(crate) fn setpriority_pgrp(pgid: Option<Pid>, priority: i32) -> io::Result<()> {
unsafe {
@@ -250,7 +269,7 @@ pub(crate) fn setpriority_pgrp(pgid: Option<Pid>, priority: i32) -> io::Result<(
}
}
-#[cfg(not(any(target_os = "fuchsia", target_os = "wasi")))]
+#[cfg(not(any(target_os = "espidf", target_os = "fuchsia", target_os = "wasi")))]
#[inline]
pub(crate) fn setpriority_process(pid: Option<Pid>, priority: i32) -> io::Result<()> {
unsafe {
@@ -262,7 +281,12 @@ pub(crate) fn setpriority_process(pid: Option<Pid>, priority: i32) -> io::Result
}
}
-#[cfg(not(any(target_os = "fuchsia", target_os = "redox", target_os = "wasi")))]
+#[cfg(not(any(
+ target_os = "espidf",
+ target_os = "fuchsia",
+ target_os = "redox",
+ target_os = "wasi"
+)))]
#[inline]
pub(crate) fn getrlimit(limit: Resource) -> Rlimit {
let mut result = MaybeUninit::<c::rlimit>::uninit();
@@ -272,7 +296,12 @@ pub(crate) fn getrlimit(limit: Resource) -> Rlimit {
}
}
-#[cfg(not(any(target_os = "fuchsia", target_os = "redox", target_os = "wasi")))]
+#[cfg(not(any(
+ target_os = "espidf",
+ target_os = "fuchsia",
+ target_os = "redox",
+ target_os = "wasi"
+)))]
#[inline]
pub(crate) fn setrlimit(limit: Resource, new: Rlimit) -> io::Result<()> {
let lim = rlimit_to_libc(new)?;
@@ -296,7 +325,12 @@ pub(crate) fn prlimit(pid: Option<Pid>, limit: Resource, new: Rlimit) -> io::Res
}
/// Convert a Rust [`Rlimit`] to a C `c::rlimit`.
-#[cfg(not(any(target_os = "fuchsia", target_os = "redox", target_os = "wasi")))]
+#[cfg(not(any(
+ target_os = "espidf",
+ target_os = "fuchsia",
+ target_os = "redox",
+ target_os = "wasi"
+)))]
fn rlimit_from_libc(lim: c::rlimit) -> Rlimit {
let current = if lim.rlim_cur == c::RLIM_INFINITY {
None
@@ -312,7 +346,12 @@ fn rlimit_from_libc(lim: c::rlimit) -> Rlimit {
}
/// Convert a C `c::rlimit` to a Rust `Rlimit`.
-#[cfg(not(any(target_os = "fuchsia", target_os = "redox", target_os = "wasi")))]
+#[cfg(not(any(
+ target_os = "espidf",
+ target_os = "fuchsia",
+ target_os = "redox",
+ target_os = "wasi"
+)))]
fn rlimit_to_libc(lim: Rlimit) -> io::Result<c::rlimit> {
let Rlimit { current, maximum } = lim;
let rlim_cur = match current {
@@ -326,13 +365,13 @@ fn rlimit_to_libc(lim: Rlimit) -> io::Result<c::rlimit> {
Ok(c::rlimit { rlim_cur, rlim_max })
}
-#[cfg(not(target_os = "wasi"))]
+#[cfg(not(any(target_os = "espidf", target_os = "wasi")))]
#[inline]
pub(crate) fn wait(waitopts: WaitOptions) -> io::Result<Option<(Pid, WaitStatus)>> {
_waitpid(!0, waitopts)
}
-#[cfg(not(target_os = "wasi"))]
+#[cfg(not(any(target_os = "espidf", target_os = "wasi")))]
#[inline]
pub(crate) fn waitpid(
pid: Option<Pid>,
@@ -341,7 +380,7 @@ pub(crate) fn waitpid(
_waitpid(Pid::as_raw(pid), waitopts)
}
-#[cfg(not(target_os = "wasi"))]
+#[cfg(not(any(target_os = "espidf", target_os = "wasi")))]
#[inline]
pub(crate) fn _waitpid(
pid: RawPid,
@@ -354,7 +393,12 @@ pub(crate) fn _waitpid(
}
}
-#[cfg(not(any(target_os = "wasi", target_os = "redox", target_os = "openbsd")))]
+#[cfg(not(any(
+ target_os = "espidf",
+ target_os = "redox",
+ target_os = "openbsd",
+ target_os = "wasi"
+)))]
#[inline]
pub(crate) fn waitid(id: WaitId<'_>, options: WaitidOptions) -> io::Result<Option<WaitidStatus>> {
// Get the id to wait on.
@@ -368,7 +412,12 @@ pub(crate) fn waitid(id: WaitId<'_>, options: WaitidOptions) -> io::Result<Optio
}
}
-#[cfg(not(any(target_os = "wasi", target_os = "redox", target_os = "openbsd")))]
+#[cfg(not(any(
+ target_os = "espidf",
+ target_os = "redox",
+ target_os = "openbsd",
+ target_os = "wasi"
+)))]
#[inline]
fn _waitid_all(options: WaitidOptions) -> io::Result<Option<WaitidStatus>> {
// `waitid` can return successfully without initializing the struct (no
@@ -386,7 +435,12 @@ fn _waitid_all(options: WaitidOptions) -> io::Result<Option<WaitidStatus>> {
Ok(unsafe { cvt_waitid_status(status) })
}
-#[cfg(not(any(target_os = "wasi", target_os = "redox", target_os = "openbsd")))]
+#[cfg(not(any(
+ target_os = "espidf",
+ target_os = "redox",
+ target_os = "openbsd",
+ target_os = "wasi"
+)))]
#[inline]
fn _waitid_pid(pid: Pid, options: WaitidOptions) -> io::Result<Option<WaitidStatus>> {
// `waitid` can return successfully without initializing the struct (no
@@ -428,7 +482,12 @@ fn _waitid_pidfd(fd: BorrowedFd<'_>, options: WaitidOptions) -> io::Result<Optio
///
/// The caller must ensure that `status` is initialized and that `waitid`
/// returned successfully.
-#[cfg(not(any(target_os = "wasi", target_os = "redox", target_os = "openbsd")))]
+#[cfg(not(any(
+ target_os = "espidf",
+ target_os = "openbsd",
+ target_os = "redox",
+ target_os = "wasi"
+)))]
#[inline]
unsafe fn cvt_waitid_status(status: MaybeUninit<c::siginfo_t>) -> Option<WaitidStatus> {
let status = status.assume_init();
@@ -464,13 +523,13 @@ pub(crate) fn setsid() -> io::Result<Pid> {
}
}
-#[cfg(not(target_os = "wasi"))]
+#[cfg(not(any(target_os = "espidf", target_os = "wasi")))]
#[inline]
pub(crate) fn kill_process(pid: Pid, sig: Signal) -> io::Result<()> {
unsafe { ret(c::kill(pid.as_raw_nonzero().get(), sig as i32)) }
}
-#[cfg(not(target_os = "wasi"))]
+#[cfg(not(any(target_os = "espidf", target_os = "wasi")))]
#[inline]
pub(crate) fn kill_process_group(pid: Pid, sig: Signal) -> io::Result<()> {
unsafe {
@@ -481,25 +540,24 @@ pub(crate) fn kill_process_group(pid: Pid, sig: Signal) -> io::Result<()> {
}
}
-#[cfg(not(target_os = "wasi"))]
+#[cfg(not(any(target_os = "espidf", target_os = "wasi")))]
#[inline]
pub(crate) fn kill_current_process_group(sig: Signal) -> io::Result<()> {
unsafe { ret(c::kill(0, sig as i32)) }
}
-#[cfg(not(target_os = "wasi"))]
-#[inline]
+#[cfg(not(any(target_os = "espidf", target_os = "wasi")))]
pub(crate) fn test_kill_process(pid: Pid) -> io::Result<()> {
unsafe { ret(c::kill(pid.as_raw_nonzero().get(), 0)) }
}
-#[cfg(not(target_os = "wasi"))]
+#[cfg(not(any(target_os = "espidf", target_os = "wasi")))]
#[inline]
pub(crate) fn test_kill_process_group(pid: Pid) -> io::Result<()> {
unsafe { ret(c::kill(pid.as_raw_nonzero().get().wrapping_neg(), 0)) }
}
-#[cfg(not(target_os = "wasi"))]
+#[cfg(not(any(target_os = "espidf", target_os = "wasi")))]
#[inline]
pub(crate) fn test_kill_current_process_group() -> io::Result<()> {
unsafe { ret(c::kill(0, 0)) }
@@ -561,7 +619,12 @@ pub(crate) fn getgroups(buf: &mut [Gid]) -> io::Result<usize> {
unsafe { ret_usize(c::getgroups(len, buf.as_mut_ptr().cast()) as isize) }
}
-#[cfg(not(any(target_os = "redox", target_os = "wasi")))]
+#[cfg(not(any(
+ target_os = "aix",
+ target_os = "espidf",
+ target_os = "redox",
+ target_os = "wasi"
+)))]
#[inline]
pub(crate) fn ioctl_tiocsctty(fd: BorrowedFd<'_>) -> io::Result<()> {
unsafe { ret(c::ioctl(borrowed_fd(fd), c::TIOCSCTTY as _, &0_u32)) }
generated by cgit v1.2.3 (git 2.39.1) at 2024-07-23 01:34:13 +0000