Function isExecErrNotFound

src/cmd/linuxkit/pkglib/dockerimpl.go:78–84

(err error)

}

func isExecErrNotFound(err error) bool {
	eerr, ok := err.(*exec.Error)
	if !ok {
		return false
	}
	return eerr.Err == exec.ErrNotFound
}

// these are the standard 4 build-args supported by `docker build`
// plus the all_proxy/ALL_PROXY which is a socks standard one