26 Sep
2015
26 Sep
'15
4:05 a.m.
On Mon, 21 Sep 2015, Doug McIlroy wrote:
Signal() was there first and foremost to support
SIGKILL; it did not
purport to provide a sound basis for asynchronous IPC.
Yeah, brother. In a previous life, I got burned very badly when I relied
upon signals Doing the Right Thing [tm].
I think it was dump/restor, on a BSDi box; the damned thing communicated
betwixt its child processes with signals, and I lost every backup tape
without realising it.
--
Dave Horsfall DTM (VK2KFU) "Those who don't understand security will
suffer."
Ph'nglui mglw'nafh Cthulhu R'lyeh wgah'nagl fhtagn!