lib/cobalt: add clock_adjtime() syscall

include/cobalt/time.h

@@ -39,6 +39,9 @@ COBALT_DECL(int, clock_gettime(clockid_t clock_id,
 COBALT_DECL(int, clock_settime(clockid_t clock_id,
 			       const struct timespec *tp));
 
+COBALT_DECL(int, clock_adjtime(clockid_t clock_id,
+			       struct timex *tx));
+
 COBALT_DECL(int, clock_nanosleep(clockid_t clock_id,
 				 int flags,
 				 const struct timespec *rqtp,

lib/cobalt/clock.c

@@ -246,6 +246,21 @@ COBALT_IMPL(int, clock_settime, (clockid_t clock_id, const struct timespec *tp))
 	return 0;
 }
 
+/* @apitags{unrestricted} */
+
+COBALT_IMPL(int, clock_adjtime, (clockid_t clock_id, struct timex *tx))
+{
+	int ret;
+
+	ret = -XENOMAI_SYSCALL2(sc_cobalt_clock_adjtime, clock_id, tx);
+	if (ret < 0) {
+		errno = ret;
+		return -1;
+	}
+
+	return ret;
+}
+
 /**
  * Sleep some amount of time.
  *

lib/cobalt/cobalt.wrappers

@@ -25,6 +25,7 @@
 --wrap clock_getres
 --wrap clock_gettime
 --wrap clock_settime
+--wrap clock_adjtime
 --wrap clock_nanosleep
 --wrap nanosleep
 --wrap pthread_mutex_init