runc/syncpipe/sync_pipe_linux.go

21 lines
379 B
Go

package syncpipe
import (
"os"
"syscall"
)
func NewSyncPipe() (s *SyncPipe, err error) {
s = &SyncPipe{}
fds, err := syscall.Socketpair(syscall.AF_LOCAL, syscall.SOCK_STREAM|syscall.SOCK_CLOEXEC, 0)
if err != nil {
return nil, err
}
s.child = os.NewFile(uintptr(fds[0]), "child syncpipe")
s.parent = os.NewFile(uintptr(fds[1]), "parent syncpipe")
return s, nil
}