- Mark more ``umask()`` cases
- ``dup()`` is not supported
- ``/dev/null`` is not available
- document missing features
- mark more modules as not available
(cherry picked from commit 069c96f84c)
Co-authored-by: Christian Heimes <christian@python.org>
* ``sys.executable`` is not set
* WASI does not support subprocess
* ``pwd`` module is not available
* WASI checks ``open`` syscall flags more strict, needs r, w, rw flag.
* ``umask`` is not available
* ``/dev/null`` may not be accessible
(cherry picked from commit 1f134e96ba)
Co-authored-by: Christian Heimes <christian@python.org>
- WASI's ``gethostname()`` is a stub that always fails with OSError
``ENOTSUP``
- skip mailcap ``test`` if subprocess is not available
- WASI process_time clock does not work.
(cherry picked from commit 760ec8940a)
Co-authored-by: Christian Heimes <christian@python.org>