package pidfile // import "github.com/docker/docker/pkg/pidfile" import ( "golang.org/x/sys/windows" ) const ( processQueryLimitedInformation = 0x1000 stillActive = 259 ) func processExists(pid int) bool { h, err := windows.OpenProcess(processQueryLimitedInformation, false, uint32(pid)) if err != nil { return false } var c uint32 err = windows.GetExitCodeProcess(h, &c) windows.Close(h) if err != nil { return c == stillActive } return true }