[Info-vax] Unix equivalent of a mailbox device ?

[Arne Vajhøj]

JF Mezei wrote:
> Say on VMS I have a background process that created a mailbox with a
> systen-wide logical pointing to it. Users can use DCl to write a message
> to that mailbox which causes the detached process to do certain things
> with the received daya. (say the daya is anywhere between a couple of
> bytes to 110 bytes).
> 
> 
> When moving to Unix, what are the equivalent frameworks that one can use?
> 
> From what I have read, "signals" just send a number to a process. Correct ?
> 
> Do "pipes" work between processes ? How would one process find out about
> another process' available pipe ? What are the unix "pipe" equivalents
> to the SYS$CREMBX, SYS$ASSIGN, SYS$QIO to interact with another
> process's pipe ?

http://www.ecst.csuchico.edu/~beej/guide/ipc/usock.html

Arne