I believe I have seen pine following the ".lock" standard which procmail uses, and I believe it honors kernel locks, since sendmail has no problems writing to the mail box concurrantly with pine and procmail. I suggest you ask on: procmail@lists.RWTH-Aachen.DE (think it's a mailman list, so follow those subscription convensions) Luke On Sat, 5 Oct 2002, John wrote: > On Saturday 05 October 2002 15:55, Luke Davis wrote: > > I do that all of the time. Look into file locking (kernel and lockfiles), > > if you do not understand why it works without trouble. > > I understand those topics. The documentation I've not seen relates to what > locking conventions PINE follows. > > Kernel locks are not necessarily mandatory, and there have been particular > problems with locking on NFS mounts. > > > Needless to say, large numbers of people have procmail deliver to folders > > while pine is active constantly, and have no problems. > > True, I've not heard of problems, but the sceptic in me says that means "I've > not heard of problems," and not that "there are no problems." > > Same applies to other client software that uses mbox-style files. > > I used to use cucipop too, and had not heard of problems with it. Indeed, I > used it because my ISP (a large one by WA standards) did. I quit using it > when I found it was severely broken - it didn't lock the mailbox. > > > > _______________________________________________ Blinux-list@redhat.com https://listman.redhat.com/mailman/listinfo/blinux-list