-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 On 2/3/11 19:16 , Brandon S Allbery KF8NH wrote:
POSIX FIFOs and GHC's nonblocking file descriptors implementation don't play well together; you should launch the writer end first and let it block
More specifically, I think what's happening here is that a non-blocking open() of a FIFO returns with the fd not actually open yet, a situation which isn't expected, and a blocking open will block until the other side is opened. - -- brandon s. allbery [linux,solaris,freebsd,perl] allbery.b@gmail.com system administrator [openafs,heimdal,too many hats] kf8nh -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.11 (Darwin) Comment: Using GnuPG with Mozilla - http://enigmail.mozdev.org/ iEYEARECAAYFAk1LRf4ACgkQIn7hlCsL25V8dQCgjD+pLVt9LbyqRJ8VYeF8XuLt ieQAoJl/3ws1hh8OJtrjVTyPx9gDRGgW =EcXI -----END PGP SIGNATURE-----