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Limit libc::link usage to nto70 target only, not NTO OS

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It seems QNX 7.0 does not support `linkat` at all (most tests were failing). Limiting to QNX 7.0 only, while using `linkat` for the future versions seems like the right path forward (tested on 7.0).

Fixes 129895
This commit is contained in:
Yuri Astrakhan 2024-09-11 17:35:14 -04:00
parent f7f8bdf2e0
commit 368231c995
1 changed files with 1 additions and 1 deletions
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2
library/std/src/sys/pal/unix/fs.rs
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@ -1731,7 +1731,7 @@ 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", target_os = "nto"))] {
if #[cfg(any(target_os = "vxworks", target_os = "redox", target_os = "android", target_os = "espidf", target_os = "horizon", target_os = "vita", target_env = "nto70"))] {
// 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.