On 7/31/20 7:27 PM, Ángel wrote: > On 2020-07-31 at 10:13 -0400, Chet Ramey wrote: >> >> I'm going to have to test some more. When I tried it, all the shells >> died. >> (I did send the SIGHUP from another terminal.) I was using ksh93 as >> the parent and bash-5.0.18 as the interactive bash, running on macOS. > > This is probably AIX-specific in that some ioctl called by tcsetattr > seems to cause a SIGHUP when there is no tty. > Their behavior kinda make sense.
Maybe, but it's not documented and seems to be unique to AIX. > Can probably be easily fixed by masking SIGHUP in the handler. It's a little more complicated to make that happen, but that's probably going to be the right approach (AIX-specific, of course). Chet -- ``The lyf so short, the craft so long to lerne.'' - Chaucer ``Ars longa, vita brevis'' - Hippocrates Chet Ramey, UTech, CWRU c...@case.edu http://tiswww.cwru.edu/~chet/