[fpc-pascal] Inter-process communication, a cautionary tale

[Marco van de Voort]

In our previous episode, waldo kitty said:
> > However I always think of named
> > pipes, threads etc. as being primarily OS/2 v1 innovations, although some might
> > have been introduced by the obscure Microsoft OS usually referred to as
> > "European MS-DOS v4.0".
> 
> for some reason i was thinking that unix and xenix had named pipes back then... 
> either way, i'm out and apologize for the diversion ;)

Unix typically calls them "FIFO" and they were a System V (or thereabouts)
invention, circa 1982-1983. Though they might not been bidirectional till
they were reimplemented on top of SysV streams subsystem (86-87).

Xenix was mostly SysV afaik.