bjoernager/rust
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Squashed aarch64_unknown_nto_qnx700 support

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This commit is contained in:
Yuri Astrakhan 2024-07-26 17:33:59 -04:00
parent ac77e88f7a
commit f41e0bb41d
10 changed files with 84 additions and 40 deletions
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2
library/std/src/sys/pal/unix/fs.rs
View file

@ -1717,7 +1717,7 @@ pub fn link(original: &Path, link: &Path) -> io::Result<()> {
run_path_with_cstr(original, &|original| {
run_path_with_cstr(link, &|link| {
cfg_if::cfg_if! {
if #[cfg(any(target_os = "vxworks", target_os = "redox", target_os = "android", target_os = "espidf", target_os = "horizon", target_os = "vita"))] {
if #[cfg(any(target_os = "vxworks", target_os = "redox", target_os = "android", target_os = "espidf", target_os = "horizon", target_os = "vita", target_os = "nto"))] {
// VxWorks, Redox and ESP-IDF lack `linkat`, so use `link` instead. POSIX leaves
// it implementation-defined whether `link` follows symlinks, so rely on the
// `symlink_hard_link` test in library/std/src/fs/tests.rs to check the behavior.

11
library/std/src/sys/pal/unix/process/process_unix.rs
View file

@ -19,7 +19,8 @@ use crate::sys::process::process_common::*;
use crate::{fmt, mem, sys};
cfg_if::cfg_if! {
if #[cfg(all(target_os = "nto", target_env = "nto71"))] {
// This workaround is only needed for QNX 7.0 and 7.1. The bug should have been fixed in 8.0
if #[cfg(any(target_env = "nto70", target_env = "nto71"))] {
use crate::thread;
use libc::{c_char, posix_spawn_file_actions_t, posix_spawnattr_t};
use crate::time::Duration;
@ -189,7 +190,8 @@ impl Command {
#[cfg(not(any(
target_os = "watchos",
target_os = "tvos",
all(target_os = "nto", target_env = "nto71"),
target_env = "nto70",
target_env = "nto71"
)))]
unsafe fn do_fork(&mut self) -> Result<pid_t, io::Error> {
cvt(libc::fork())
@ -199,7 +201,8 @@ impl Command {
// or closed a file descriptor while the fork() was occurring".
// Documentation says "... or try calling fork() again". This is what we do here.
// See also https://www.qnx.com/developers/docs/7.1/#com.qnx.doc.neutrino.lib_ref/topic/f/fork.html
#[cfg(all(target_os = "nto", target_env = "nto71"))]
// This workaround is only needed for QNX 7.0 and 7.1. The bug should have been fixed in 8.0
#[cfg(any(target_env = "nto70", target_env = "nto71"))]
unsafe fn do_fork(&mut self) -> Result<pid_t, io::Error> {
use crate::sys::os::errno;
@ -537,7 +540,7 @@ impl Command {
// or closed a file descriptor while the posix_spawn() was occurring".
// Documentation says "... or try calling posix_spawn() again". This is what we do here.
// See also http://www.qnx.com/developers/docs/7.1/#com.qnx.doc.neutrino.lib_ref/topic/p/posix_spawn.html
#[cfg(all(target_os = "nto", target_env = "nto71"))]
#[cfg(target_os = "nto")]
unsafe fn retrying_libc_posix_spawnp(
pid: *mut pid_t,
file: *const c_char,