Waiting for a Spawn'ed process

[Vladimir Panteleev]

On Friday, 28 March 2014 at 15:52:17 UTC, Sharad Gupta wrote:
> I am trying to make a Utility which spwans=>pipeShell off 
> multiple processes on user choice.
>
> On of the issues is that some process need to wait for other 
> processes to finish. Now I could implement it using messages 
> but that doesn't seem very nice solution. I could also wait for 
> the pipeShell pid but was wondering what is the standard or 
> recommended way to wait on a spawned process?

Calling wait on the Pid object returned by std.process functions 
is the standard way to wait for a process to finish in D.