On Mon, Jun 30, 2014 at 10:08:24PM +0200, Marco Atzeri wrote: >On 30/06/2014 20:04, Nellis, Kenneth wrote: >> Just thought I'd share an observation I found interesting. >> Not a problem for me, so not asking for any particular response. >> >> If I create a named pipe (mkfifo), as long as I write to and read from using >> either 32-bit Cygwin or 64-bit Cygwin, all works fine, but if I write with >> either >> one and read with the other, both processes hang. >> >> It doesn't seem to matter whether the fifo was created under 32-bit or >> 64-bit, the problem (if I may be so bold as to call it that) seems only with >> mixing 32-/64-bit versions doing I/O to/from it. >> >> FWIW, using 32-bit version 1.7.29-2 and 64-bit version 1.7.30-1. > >why do you expect such things to work ? >You have two separate simulation layers independent from each other. >Nothing is in place to pass the data from the 32 bit layer to the 64 layer.
Right. Fifos, signals, ptys - all of them are distinct entities that won't work between 32 bit and 64 bit or even between different Cygwin installations on the same system. cgf -- Problem reports: http://cygwin.com/problems.html FAQ: http://cygwin.com/faq/ Documentation: http://cygwin.com/docs.html Unsubscribe info: http://cygwin.com/ml/#unsubscribe-simple