31 lines
462 B
Rust
31 lines
462 B
Rust
// -*- rust -*-
|
|
|
|
io fn f(chan[int] c)
|
|
{
|
|
type t = tup(int,int,int);
|
|
|
|
// Allocate a box.
|
|
let @t x = @tup(1,2,3);
|
|
|
|
// Signal parent that we've allocated a box.
|
|
c <| 1;
|
|
|
|
while (true) {
|
|
// spin waiting for the parent to kill us.
|
|
log "child waiting to die...";
|
|
c <| 1;
|
|
}
|
|
}
|
|
|
|
|
|
io fn main() {
|
|
let port[int] p = port();
|
|
spawn f(chan(p));
|
|
let int i;
|
|
|
|
// synchronize on event from child.
|
|
i <- p;
|
|
|
|
log "parent exiting, killing child";
|
|
}
|