Merge #1703

1703: add haiku support r=rtzoeller a=hoanga

hello,

the following changeset(s) adds support for compiling on haiku.

below is an sample run showing compilation

```sh
> uname -a
Haiku shredder 1 hrev56040 Apr 22 2022 06:24:48 x86_64 x86_64 Haiku

> cargo build
   Compiling autocfg v1.1.0
   Compiling libc v0.2.123
   Compiling bitflags v1.3.2
   Compiling cfg-if v1.0.0
   Compiling memoffset v0.6.5
   Compiling nix v0.24.1 (/boot/home/src/git/rust-libs/nix)
    Finished dev [unoptimized + debuginfo] target(s) in 11.09s

```

and some results from running ```cargo test```:

```sh

running 32 tests
test sys::select::tests::fdset_clear ... ok
test sys::select::tests::fdset_insert ... ok
test sys::select::tests::fdset_highest ... ok
test sys::select::tests::fdset_fds ... ok
test sys::select::tests::fdset_remove ... ok
test sys::signal::tests::test_clear ... ok
test sys::select::tests::test_select ... ok
test sys::select::tests::test_select_nfds2 ... ok
test sys::signal::tests::test_contains ... ok
test sys::select::tests::test_select_nfds ... ok
test sys::signal::tests::test_extend ... ok
test sys::signal::tests::test_from_and_into_iterator ... ok
test sys::signal::tests::test_from_str_invalid_value ... ok
test sys::signal::tests::test_from_str_round_trips ... ok
test sys::signal::tests::test_sigaction ... ok
test sys::signal::tests::test_sigwait ... ok
test sys::signal::tests::test_thread_signal_set_mask ... ok
test sys::statvfs::test::fstatvfs_call ... ok
test sys::statvfs::test::statvfs_call ... ok
test sys::termios::test::try_from ... ok
test sys::signal::tests::test_thread_signal_swap ... ok
test sys::signal::tests::test_thread_signal_block ... ok
test sys::signal::tests::test_thread_signal_unblock ... ok
test sys::time::test::test_timespec ... ok
test sys::time::test::test_timespec_from ... ok
test sys::time::test::test_timespec_neg ... ok
test sys::time::test::test_timespec_fmt ... ok
test sys::time::test::test_timespec_ord ... ok
test sys::time::test::test_timeval ... ok
test sys::time::test::test_timeval_neg ... ok
test sys::time::test::test_timeval_fmt ... ok
test sys::time::test::test_timeval_ord ... ok

test result: ok. 32 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s

     Running test/test.rs (target/debug/deps/test-6e8a70ba3d8f7447)

running 73 tests
test sys::test_pthread::test_pthread_kill_none ... ok
test sys::test_pthread::test_pthread_self ... ok
test sys::test_select::test_pselect_nfds2 ... ok
test sys::test_select::test_pselect ... ok
test sys::test_signal::test_kill_none ... ok
test sys::test_signal::test_killpg_none ... ok
test sys::test_signal::test_old_sigaction_flags ... ok
test sys::test_signal::test_signal ... ok
test sys::test_signal::test_sigprocmask ... ok
test sys::test_signal::test_signal_sigaction ... ok
test sys::test_signal::test_sigprocmask_noop ... ok
test sys::test_select::test_fdset_negative_fd::contains - should panic ... ok
test sys::test_select::test_fdset_negative_fd::remove - should panic ... ok
test sys::test_select::test_fdset_negative_fd::insert - should panic ... ok
test sys::test_select::test_fdset_too_large_fd::contains - should panic ... ok
test sys::test_select::test_fdset_too_large_fd::insert - should panic ... ok
test sys::test_select::test_fdset_too_large_fd::remove - should panic ... ok
test sys::test_wait::test_wait_exit ... ok
test sys::test_wait::test_waitid_pid ... ok
test sys::test_uio::test_readv ... ok
test sys::test_wait::test_waitstatus_from_raw ... FAILED
test sys::test_wait::test_waitstatus_pid ... ok
test sys::test_uio::test_writev ... ok
test test_net::test_if_nametoindex ... ok
test test_dir::rewind ... ok
test test_poll::test_pollfd_events ... ok
test test_poll::test_pollfd_fd ... ok
test sys::test_uio::test_pwrite ... ok
test sys::test_uio::test_pread ... ok
test test_fcntl::test_readlink ... ok
test test_fcntl::test_openat ... ok
test test_dir::read ... ok
test test_stat::test_fstatat ... ok
test test_stat::test_mkdirat_fail ... ok
test test_time::test_clock_gettime ... ok
test test_stat::test_fchmod ... ok
test test_stat::test_fchmodat ... ok
test test_time::test_clock_id_now ... ok
test test_fcntl::test_renameat ... ok
test test_stat::test_mkdirat_success_path ... ok
test test_stat::test_stat_and_fstat ... ok
test test_unistd::test_execvpe::test_cstr_ref ... ok
test test_unistd::test_access_not_existing ... ok
test test_unistd::test_execvpe::test_cstring ... ok
test test_unistd::test_access_file_exists ... ok
test test_stat::test_stat_fstat_lstat ... ok
test test_unistd::test_fchdir ... ok
test test_unistd::test_fork_and_waitpid ... ok
test test_unistd::test_fchown ... ok
test test_unistd::test_chown ... ok
test test_unistd::test_getpid ... ok
test test_unistd::test_getsid ... ok
test test_unistd::test_fpathconf_limited ... ok
test test_unistd::test_lseek ... ok
test test_unistd::test_mkfifo_directory ... ok
test test_unistd::test_fchownat ... ok
test test_unistd::test_mkstemp_directory ... ok
test test_unistd::test_pathconf_limited ... ok
test test_unistd::test_pipe ... ok
test test_unistd::test_sysconf_limited ... ok
test test_unistd::test_mkfifo ... ok
test test_unistd::test_ttyname_not_pty ... ok
test test_unistd::test_ftruncate ... ok
test test_unistd::test_mkstemp ... ok
test test_poll::test_poll ... ok
test test_unistd::test_wait ... ok
test test_unistd::test_unlinkat_dir_removedir ... ok
test test_unistd::test_unlinkat_file ... ok
test test_unistd::test_unlinkat_dir_noremovedir ... ok
test test_unistd::test_truncate ... ok
test test_unistd::test_getcwd ... ok
test test_unistd::test_alarm ... ok
test test_unistd::test_canceling_alarm ... ok

failures:

---- sys::test_wait::test_waitstatus_from_raw stdout ----
thread 'sys::test_wait::test_waitstatus_from_raw' panicked at 'assertion failed: `(left == right)`
  left: `Ok(Exited(Pid(1), 2))`,
 right: `Ok(Signaled(Pid(1), SIGINT, false))`', test/sys/test_wait.rs:93:5


failures:
    sys::test_wait::test_waitstatus_from_raw

test result: FAILED. 72 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.06s

error: test failed, to rerun pass '--test test'
```

Co-authored-by: Al Hoang <3811822-hoanga@users.noreply.gitlab.com>

0 files changed, 0 insertions, 0 deletions