Messages in this thread | | | Subject | Re: Async IO | Date | Thu, 30 Jan 1997 11:12:25 +0000 | From | ". Tethys " SYSTEM ADMIN " X" <> |
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>We probably should create a couple of more signals... SIGUNUSED (31) >is still available, SIGLOST (29) is commented out, signal number 0 is >unused, and SIGPWR (30) basically only makes sense to init(8). I >would suggest creating a SIGTHREAD reserved for Linuxthreads; that way >it wouldn't have to eat up a user signal...
Signal 0 is not unused. It is traditionally used to "ping" a process. If you send a process signal 0, you can see if it's alive by checking the return code.
I would agree with the creation of a SIGTHREAD, though.
Tet
-- ``Anyone who cannot cope with mathematics is not fully human. He is at best a tolerable subhuman who has learned to wear shoes, bathe and not make messes in the house.'' -- from the notebooks of Lazarus Long --------------------+--------------+---------------------------------------- tethys@ml.com | Micro$oft: | Linux, the choice of a GNU generation. tet@astradyne.co.uk | Just say no! | See http://www.uk.linux.org for details
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