github.com/kaisenlinux/docker.io@v0.0.0-20230510090727-ea55db55fac7/engine/pkg/pidfile/pidfile_darwin.go (about)

     1  //go:build darwin
     2  // +build darwin
     3  
     4  package pidfile // import "github.com/docker/docker/pkg/pidfile"
     5  
     6  import (
     7  	"golang.org/x/sys/unix"
     8  )
     9  
    10  func processExists(pid int) bool {
    11  	// OS X does not have a proc filesystem.
    12  	// Use kill -0 pid to judge if the process exists.
    13  	err := unix.Kill(pid, 0)
    14  	return err == nil
    15  }