On Thu, 5 Apr 2018, Norman Wilson wrote:
[...] write(pipefd, "", 0) therefore
generated something that would make
read(pipeotherfd, buf, len) return 0).
Just like what I suggested at UniNSW in the 70s, and got ignored :-) It
might even be in AUUGN too, along with my suggestion that stty() be
applied to devices other than terminals...
--
Dave Horsfall DTM (VK2KFU) "Those who don't understand security will
suffer."