Save errno inside allow_threads in semaphore acquire by youknowone · Pull Request #7391 · RustPython/RustPython

allow_threads may call attach_thread() on return, which
can invoke syscalls that clobber errno. Capture errno
inside the closure before it is lost.

youknowone added a commit to youknowone/RustPython that referenced this pull request

allow_threads may call attach_thread() on return, which
can invoke syscalls that clobber errno. Capture errno
inside the closure before it is lost.

youknowone added a commit to youknowone/RustPython that referenced this pull request

allow_threads may call attach_thread() on return, which
can invoke syscalls that clobber errno. Capture errno
inside the closure before it is lost.