1 files changed, 15 insertions, 0 deletions
diff --git a/shared/systemd/src/basic/errno-util.h b/shared/systemd/src/basic/errno-util.h
index 6053cde6..8f1be6c0 100644
--- a/shared/systemd/src/basic/errno-util.h
+++ b/shared/systemd/src/basic/errno-util.h
@@ -86,3 +86,18 @@ static inline bool ERRNO_IS_RESOURCE(int r) {
                       ENFILE,
                       ENOMEM);
 }
+
+/* Three different errors for "operation/system call/ioctl not supported" */
+static inline bool ERRNO_IS_NOT_SUPPORTED(int r) {
+        return IN_SET(abs(r),
+                      EOPNOTSUPP,
+                      ENOTTY,
+                      ENOSYS);
+}
+
+/* Two different errors for access problems */
+static inline bool ERRNO_IS_PRIVILEGE(int r) {
+        return IN_SET(abs(r),
+                      EACCES,
+                      EPERM);
+}