Le 01/12/2016 à 11:30, Roman Haefeli a écrit : > On Thu, 2016-12-01 at 11:09 +0100, Jack wrote: >> Hello Roman, >> >> Did you try : >> >> [command & echo $!( >>> >>> >> [shell] >> >> It will return the pid of 'command'. > > Yes, you're right: It's not even necessary to put that into an extra > script (I thought I had to because of the dollar sign). > > However, the problem remains: When I send 'command' to background, > [shell] won't output its stdout to the left outlet anymore.
Hmm, weird, did you get something with ? : (start Pd from a directory where there are files and directories). [ls & echo $!( | [shell] | [print] ++ Jack > > Roman > > >> Le 01/12/2016 à 10:52, Roman Haefeli a écrit : >>> >>> Hey all >>> >>> I would like to use Pd to start and stop several instances of a >>> certain >>> command. I need to catch the stdout of the commands in Pd, so I can >>> monitor their status. Also, I want to be able to kill them >>> individually. >>> >>> I tried to achieve that with [ggee/shell], but there are some >>> culprits. >>> >>> When I launch the command directly in [shell] like this: >>> >>> [command ( >>>> >>>> >>> [shell] >>> >>> I get the command's stdout on the left outlet of [shell], but I >>> don't >>> know of a reliable way to send a SIGHUP signal to command. >>> >>> On the other, I can launch a wrapper script that sends command to >>> the >>> background and returns its PID: >>> >>> #!/bin/sh >>> command & >>> echo $! >>> >>> and in Pd, I do: >>> >>> [./wrapper.sh ( >>>> >>>> >>> [shell] >>> >>> and the left outlet of [shell] gives me the PID of the command >>> which >>> allows me to reliably kill that instance later. However, this way >>> [shell] doesn't output the command's stdout. >>> >>> Is there a way to have my cake and eat it, too? >>> >>> Roman >>> >>> >>> >>> _______________________________________________ >>> [email protected] mailing list >>> UNSUBSCRIBE and account-management -> https://lists.puredata.info/l >>> istinfo/pd-list >>> >> >> _______________________________________________ >> [email protected] mailing list >> UNSUBSCRIBE and account-management -> https://lists.puredata.info/lis >> tinfo/pd-list >> >> >> _______________________________________________ >> [email protected] mailing list >> UNSUBSCRIBE and account-management -> >> https://lists.puredata.info/listinfo/pd-list
signature.asc
Description: OpenPGP digital signature
_______________________________________________ [email protected] mailing list UNSUBSCRIBE and account-management -> https://lists.puredata.info/listinfo/pd-list
