sd_daemon: Fix build on macOS, fix FD leak on Linux

1 files changed, 4 insertions, 1 deletions

diff --git a/sd_daemon/notify.go b/sd_daemon/notify.go
index 62e507f..b0a0d72 100644
--- a/sd_daemon/notify.go
+++ b/sd_daemon/notify.go
@@ -14,6 +14,8 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
+// +build linux
+
 package sd_daemon
 
 import (
@@ -142,8 +144,9 @@ func (msg Notification) Send(unsetEnv bool) error {
 func socketUnixgram(name string) (*net.UnixConn, error) {
 	fd, err := unix.Socket(unix.AF_UNIX, unix.SOCK_DGRAM|unix.SOCK_CLOEXEC, 0)
 	if err != nil {
-		return nil, err
+		return nil, os.NewSyscallError("socket", err)
 	}
+	defer unix.Close(fd)
 	conn, err := net.FileConn(os.NewFile(uintptr(fd), name))
 	if err != nil {
 		return nil, err