you are right. The fact that this part of the implementation did not 
make it into the release should have been documented. Apologies.

Hans-Peter Reichert wrote:
> we're using posix_spawn() to start procsses with specific user credentials.
> Doing this we had to change the old spawn fdmap logic to that posix style of adding fileactions.
> After some hard starting we had to realize that posix_spawn_file_actions_addopen() is not working.
> Looking at procmgr_posic_spawn.c you'll see this:
> 			case posix_file_action_type_OPEN:
> 				/* FIX ME - for now silently ignore. Should we fail ? */
> 				break;
>
> My suggestions are:
> 1st - Documentation should mention that posix_...addopen() is not supported
> 2nd - libc posix_.._addopen() should probably return an ENOTSUP on trying to use it
> 3rd - procmgrs add_fdmap() should maybe realy fail
>
> /hp
>
>
>
> _______________________________________________
>
> OSTech
> http://community.qnx.com/sf/go/post39042
>
>