std::thread: set_name implementation proposal for vxWorks. · patricklam/verify-rust-std@14fe723 (original) (raw)
`@@ -3,7 +3,12 @@ use crate::mem::{self, ManuallyDrop};
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`use crate::num::NonZero;
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`#[cfg(all(target_os = "linux", target_env = "gnu"))]
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`use crate::sys::weak::dlsym;
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``
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#[cfg(any(target_os = "solaris", target_os = "illumos", target_os = "nto"))]
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#[cfg(any(
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target_os = "solaris",
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target_os = "illumos",
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target_os = "nto",
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target_os = "vxworks"
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))]
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`use crate::sys::weak::weak;
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`use crate::sys::{os, stack_overflow};
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`use crate::time::Duration;
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`@@ -212,17 +217,38 @@ impl Thread {
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`}
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`}
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``
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#[cfg(target_os = "vxworks")]
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pub fn set_name(name: &CStr) {
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// FIXME(libc): adding real STATUS, ERROR type eventually.
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weak! {
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fn taskNameSet(
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libc::TASK_ID, *mut libc::c_char
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) -> libc::c_int
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}
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// We can't assume taskNameSet is necessarily available.
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// VX_TASK_NAME_LEN can be found set to 31,
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// however older versions can be set to only 10.
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// FIXME(vxworks): if the minimum supported VxWorks is >= 7, the maximum length can be changed to 31.
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if let Some(f) = taskNameSet.get() {
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const VX_TASK_NAME_LEN: usize = 10;
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let name = truncate_cstr::<{ VX_TASK_NAME_LEN }>(name);
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let status = unsafe { f(libc::taskIdSelf(), name.as_mut_ptr()) };
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debug_assert_eq!(res, libc::OK);
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}
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}
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`#[cfg(any(
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` target_env = "newlib",
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` target_os = "l4re",
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` target_os = "emscripten",
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` target_os = "redox",
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``
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target_os = "vxworks",
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` target_os = "hurd",
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` target_os = "aix",
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`))]
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`pub fn set_name(_name: &CStr) {
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// Newlib, Emscripten, and VxWorks have no way to set a thread name.
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// Newlib and Emscripten have no way to set a thread name.
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`}
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``
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`#[cfg(not(target_os = "espidf"))]
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`@@ -291,6 +317,7 @@ impl Drop for Thread {
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` target_os = "nto",
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` target_os = "solaris",
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` target_os = "illumos",
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target_os = "vxworks",
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` target_vendor = "apple",
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`))]
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`fn truncate_cstr(cstr: &CStr) -> [libc::c_char; MAX_WITH_NUL] {
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