Sorry, i forgot to mention this would be interfacing on the main thread from c
does this still hold true? Like if a c call returns does it kill the places? Nate On Sun, Sep 13, 2020 at 12:17 PM George Neuner <[email protected]> wrote: > > > On 9/13/2020 3:55 AM, Nate Griswold wrote: > > > I am making an app that basically spawns two racket places and i want to > be able to communicate with them from c code. > > Will gc happen in the two racket places if i don't keep the main thread > (the one that spawned the places) running? > > > Exiting the main thread kills the process. "dynamic"[1] places are (OS > level) threads within the same process and they will die with it. > [Technically the main thread is itself a place, but normally we don't use > place terminology when talking about the main thread unless there are > other places involved.] > > I was thinking about whether i should keep the main thread running and > block on a stream read, sending it messages, or if i can only call into the > main thread when i need something using racket/chezscheme apis. I guess it > would be simpler to just talk directly to the main thread when i need to, > which is why i'm asking. Otherwise i'm thinking of just using zeromq on the > main thread. > > > You certainly can talk to any of the places individually ... but you do > need the main thread to remain running (even if just waiting on some event) > if you want dynamic places to continue running. > > > Now "distributed"[2,3] places are separate processes - you can start them > and they will continue running regardless of what happens to the process > that spawned them. > > Nate > > > Hope this helps, > George > > [1] https://docs.racket-lang.org/reference/places.html > [2] https://docs.racket-lang.org/distributed-places/index.html > [3] https://pkgd.racket-lang.org/pkgn/search?q=loci > > -- You received this message because you are subscribed to the Google Groups "Racket Users" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To view this discussion on the web visit https://groups.google.com/d/msgid/racket-users/CAM-xLPome2k7ubSHk35tSmy-NaQwafm5AbW-h1H-pjqO963Aug%40mail.gmail.com.
