Re: [PATCH] t0005: skip signal death exit code test on Windows

> From: Johannes Sixt <j6t@kdbg.org>
> 
> The test case depends on that test-sigchain can commit suicide by a call
> to raise(SIGTERM) in a way that run-command.c::wait_or_whine() can detect
> as death through a signal. There are no POSIX signals on Windows, and a
> sufficiently close emulation is not available in the Microsoft C runtime
> (and probably not even possible).
> 
> The particular deficiency is that when a signal is raise()d whose SIG_DFL
> action will cause process death (SIGTERM in this case), the
> implementation of raise() just calls exit(3).
> 
> We could check for exit code 3 in addition to 143, but that would miss
> the point of the test entirely. Hence, just skip it on Windows.