[eudev] [PATCH] use #pragma once for header files

[Marcus Folkesson]

Some headerfiles are missing "#pragma once" or corresponding
"#ifndef..." which may result in build error if multiple source files
include the same file.

Add "#pragma once" for concerned files.

Signed-off-by: Marcus Folkesson <marcus.folkesson@×××××.com>
---
 src/mtd_probe/mtd_probe.h | 2 ++
 src/scsi_id/scsi.h        | 2 ++
 src/scsi_id/scsi_id.h     | 2 ++
 src/shared/device-nodes.h | 2 ++
 src/shared/fileio.h       | 2 ++
 src/shared/path-util.h    | 2 ++
 src/shared/siphash24.h    | 3 +++
 src/shared/socket-util.h  | 2 ++
 src/udev/udevadm-util.h   | 2 ++
 9 files changed, 19 insertions(+)

diff --git a/src/mtd_probe/mtd_probe.h b/src/mtd_probe/mtd_probe.h
index e048a0122..caea5c269 100644
--- a/src/mtd_probe/mtd_probe.h
+++ b/src/mtd_probe/mtd_probe.h
@@ -17,6 +17,8 @@
  * Boston, MA  02110-1301  USA
  */
 
+#pragma once
+
 #include <mtd/mtd-user.h>
 
 #include "macro.h"
diff --git a/src/scsi_id/scsi.h b/src/scsi_id/scsi.h
index c423cac57..3f99ae772 100644
--- a/src/scsi_id/scsi.h
+++ b/src/scsi_id/scsi.h
@@ -10,6 +10,8 @@
  *        Free Software Foundation version 2 of the License.
  */
 
+#pragma once
+
 #include <scsi/scsi.h>
 
 struct scsi_ioctl_command {
diff --git a/src/scsi_id/scsi_id.h b/src/scsi_id/scsi_id.h
index 648b5ce42..141b116a8 100644
--- a/src/scsi_id/scsi_id.h
+++ b/src/scsi_id/scsi_id.h
@@ -15,6 +15,8 @@
  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  */
 
+#pragma once
+
 #define MAX_PATH_LEN 512
 
 /*
diff --git a/src/shared/device-nodes.h b/src/shared/device-nodes.h
index d27ac0906..5df53e8c0 100644
--- a/src/shared/device-nodes.h
+++ b/src/shared/device-nodes.h
@@ -17,5 +17,7 @@
   along with systemd; If not, see <http://www.gnu.org/licenses/>.
 ***/
 
+#pragma once
+
 int encode_devnode_name(const char *str, char *str_enc, size_t len);
 int whitelisted_char_for_devnode(char c, const char *additional);
diff --git a/src/shared/fileio.h b/src/shared/fileio.h
index 641bf0230..7beed2eb8 100644
--- a/src/shared/fileio.h
+++ b/src/shared/fileio.h
@@ -17,6 +17,8 @@
   along with systemd; If not, see <http://www.gnu.org/licenses/>.
 ***/
 
+#pragma once
+
 #include <stddef.h>
 #include <stdio.h>
 
diff --git a/src/shared/path-util.h b/src/shared/path-util.h
index 0123c2609..1d15d4c0f 100644
--- a/src/shared/path-util.h
+++ b/src/shared/path-util.h
@@ -17,6 +17,8 @@
   along with systemd; If not, see <http://www.gnu.org/licenses/>.
 ***/
 
+#pragma once
+
 #include <stdbool.h>
 
 #include "macro.h"
diff --git a/src/shared/siphash24.h b/src/shared/siphash24.h
index 3253c179b..c2c19b437 100644
--- a/src/shared/siphash24.h
+++ b/src/shared/siphash24.h
@@ -1,3 +1,6 @@
+
+#pragma once
+
 #include <inttypes.h>
 #include <sys/types.h>
 
diff --git a/src/shared/socket-util.h b/src/shared/socket-util.h
index 2daa3279f..52b8dff66 100644
--- a/src/shared/socket-util.h
+++ b/src/shared/socket-util.h
@@ -17,6 +17,8 @@
   along with systemd; If not, see <http://www.gnu.org/licenses/>.
 ***/
 
+#pragma once
+
 #include <sys/socket.h>
 #include <netinet/in.h>
 #include <sys/un.h>
diff --git a/src/udev/udevadm-util.h b/src/udev/udevadm-util.h
index dba651fdd..37e4fe836 100644
--- a/src/udev/udevadm-util.h
+++ b/src/udev/udevadm-util.h
@@ -15,6 +15,8 @@
  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  */
 
+#pragma once
+
 #include "udev.h"
 
 struct udev_device *find_device(struct udev *udev,
-- 
2.15.0