[Development] forkfd help on OS X 10.7

[Thiago Macieira]

On Monday 19 January 2015 21:11:01 Thiago Macieira wrote:
> Hi, it's been a week again and I still have no clue what to do.
> 
> If we're going to drop OS X 10.7 support, please get it out of the dev CI
> run so I can stage my changes.

With a lot of thanks to Tony, we've found out what it was. The fix is in 
https://codereview.qt-project.org/104136.

I'd written:
> Possibilities are:
>  1) The sigaction(2) call failed, so the SIGCHLD handler never got installed
>  2) The status int didn't get set to 1 (unlikely)
>  3) waitid(P_ALL) returned no child process needing to be waited on
>  4) waitid(P_PID, pid) failed
>  5) waitid(P_PID, pid) succeeded but did not set info->si_pid as expected
>  6) the write() call failed

It was #3.

-- 
Thiago Macieira - thiago.macieira (AT) intel.com
  Software Architect - Intel Open Source Technology Center