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use crate::backend::c;
/// A command for use with [`membarrier`] and [`membarrier_cpu`].
///
/// For `MEMBARRIER_CMD_QUERY`, see [`membarrier_query`].
///
/// [`membarrier`]: crate::process::membarrier
/// [`membarrier_cpu`]: crate::process::membarrier_cpu
/// [`membarrier_query`]: crate::process::membarrier_query
#[cfg(linux_kernel)]
#[derive(Copy, Clone, Eq, PartialEq, Debug)]
#[repr(u32)]
pub enum MembarrierCommand {
/// `MEMBARRIER_CMD_GLOBAL`
#[doc(alias = "Shared")]
#[doc(alias = "MEMBARRIER_CMD_SHARED")]
Global = c::MEMBARRIER_CMD_GLOBAL as u32,
/// `MEMBARRIER_CMD_GLOBAL_EXPEDITED`
GlobalExpedited = c::MEMBARRIER_CMD_GLOBAL_EXPEDITED as u32,
/// `MEMBARRIER_CMD_REGISTER_GLOBAL_EXPEDITED`
RegisterGlobalExpedited = c::MEMBARRIER_CMD_REGISTER_GLOBAL_EXPEDITED as u32,
/// `MEMBARRIER_CMD_PRIVATE_EXPEDITED`
PrivateExpedited = c::MEMBARRIER_CMD_PRIVATE_EXPEDITED as u32,
/// `MEMBARRIER_CMD_REGISTER_PRIVATE_EXPEDITED`
RegisterPrivateExpedited = c::MEMBARRIER_CMD_REGISTER_PRIVATE_EXPEDITED as u32,
/// `MEMBARRIER_CMD_PRIVATE_EXPEDITED_SYNC_CORE`
PrivateExpeditedSyncCore = c::MEMBARRIER_CMD_PRIVATE_EXPEDITED_SYNC_CORE as u32,
/// `MEMBARRIER_CMD_REGISTER_PRIVATE_EXPEDITED_SYNC_CORE`
RegisterPrivateExpeditedSyncCore =
c::MEMBARRIER_CMD_REGISTER_PRIVATE_EXPEDITED_SYNC_CORE as u32,
/// `MEMBARRIER_CMD_PRIVATE_EXPEDITED_RSEQ` (since Linux 5.10)
PrivateExpeditedRseq = c::MEMBARRIER_CMD_PRIVATE_EXPEDITED_RSEQ as u32,
/// `MEMBARRIER_CMD_REGISTER_PRIVATE_EXPEDITED_RSEQ` (since Linux 5.10)
RegisterPrivateExpeditedRseq = c::MEMBARRIER_CMD_REGISTER_PRIVATE_EXPEDITED_RSEQ as u32,
}
/// A resource value for use with [`getrlimit`], [`setrlimit`], and
/// [`prlimit`].
///
/// [`getrlimit`]: crate::process::getrlimit
/// [`setrlimit`]: crate::process::setrlimit
/// [`prlimit`]: crate::process::prlimit
#[cfg(not(any(target_os = "fuchsia", target_os = "redox", target_os = "wasi")))]
#[derive(Copy, Clone, Debug, Eq, PartialEq)]
#[repr(u32)]
pub enum Resource {
/// `RLIMIT_CPU`
Cpu = bitcast!(c::RLIMIT_CPU),
/// `RLIMIT_FSIZE`
Fsize = bitcast!(c::RLIMIT_FSIZE),
/// `RLIMIT_DATA`
Data = bitcast!(c::RLIMIT_DATA),
/// `RLIMIT_STACK`
Stack = bitcast!(c::RLIMIT_STACK),
/// `RLIMIT_CORE`
#[cfg(not(target_os = "haiku"))]
Core = bitcast!(c::RLIMIT_CORE),
/// `RLIMIT_RSS`
#[cfg(not(any(apple, solarish, target_os = "haiku")))]
Rss = bitcast!(c::RLIMIT_RSS),
/// `RLIMIT_NPROC`
#[cfg(not(any(solarish, target_os = "haiku")))]
Nproc = bitcast!(c::RLIMIT_NPROC),
/// `RLIMIT_NOFILE`
Nofile = bitcast!(c::RLIMIT_NOFILE),
/// `RLIMIT_MEMLOCK`
#[cfg(not(any(solarish, target_os = "aix", target_os = "haiku")))]
Memlock = bitcast!(c::RLIMIT_MEMLOCK),
/// `RLIMIT_AS`
#[cfg(not(target_os = "openbsd"))]
As = bitcast!(c::RLIMIT_AS),
/// `RLIMIT_LOCKS`
#[cfg(not(any(bsd, solarish, target_os = "aix", target_os = "haiku")))]
Locks = bitcast!(c::RLIMIT_LOCKS),
/// `RLIMIT_SIGPENDING`
#[cfg(not(any(bsd, solarish, target_os = "aix", target_os = "haiku")))]
Sigpending = bitcast!(c::RLIMIT_SIGPENDING),
/// `RLIMIT_MSGQUEUE`
#[cfg(not(any(bsd, solarish, target_os = "aix", target_os = "haiku")))]
Msgqueue = bitcast!(c::RLIMIT_MSGQUEUE),
/// `RLIMIT_NICE`
#[cfg(not(any(bsd, solarish, target_os = "aix", target_os = "haiku")))]
Nice = bitcast!(c::RLIMIT_NICE),
/// `RLIMIT_RTPRIO`
#[cfg(not(any(bsd, solarish, target_os = "aix", target_os = "haiku")))]
Rtprio = bitcast!(c::RLIMIT_RTPRIO),
/// `RLIMIT_RTTIME`
#[cfg(not(any(
bsd,
solarish,
target_os = "aix",
target_os = "android",
target_os = "emscripten",
target_os = "haiku",
)))]
Rttime = bitcast!(c::RLIMIT_RTTIME),
}
#[cfg(apple)]
#[allow(non_upper_case_globals)]
impl Resource {
/// `RLIMIT_RSS`
pub const Rss: Self = Self::As;
}
pub const EXIT_SUCCESS: c::c_int = c::EXIT_SUCCESS;
pub const EXIT_FAILURE: c::c_int = c::EXIT_FAILURE;
#[cfg(not(target_os = "wasi"))]
pub const EXIT_SIGNALED_SIGABRT: c::c_int = 128 + c::SIGABRT;
/// A CPU identifier as a raw integer.
#[cfg(linux_kernel)]
pub type RawCpuid = u32;
#[cfg(freebsdlike)]
pub type RawId = c::id_t;
#[cfg(any(linux_kernel, target_os = "dragonfly", target_os = "fuchsia"))]
pub(crate) type RawCpuSet = c::cpu_set_t;
#[cfg(any(linux_kernel, target_os = "dragonfly", target_os = "fuchsia"))]
#[inline]
pub(crate) fn raw_cpu_set_new() -> RawCpuSet {
let mut set = unsafe { core::mem::zeroed() };
super::cpu_set::CPU_ZERO(&mut set);
set
}
#[cfg(any(linux_kernel, target_os = "fuchsia"))]
pub(crate) const CPU_SETSIZE: usize = c::CPU_SETSIZE as usize;
#[cfg(target_os = "dragonfly")]
pub(crate) const CPU_SETSIZE: usize = 256;
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