Add clock_adjtime syscall

Signed-off-by: Khem Raj <raj.khem@gmail.com>
Signed-off-by: Bernhard Reutner-Fischer <rep.dot.nop@gmail.com>

include/sys/timex.h

@@ -20,6 +20,7 @@
 
 #include <features.h>
 #include <sys/time.h>
+#include <time.h>
 
 /* These definitions from linux/timex.h as of 2.2.0.  */
 
@@ -125,7 +126,9 @@ libc_hidden_proto(adjtimex)
 extern int ntp_gettime (struct ntptimeval *__ntv) __THROW;
 extern int ntp_adjtime (struct timex *__tntx) __THROW;
 #endif
-
+#if defined __UCLIBC_HAS_REALTIME__
+extern int clock_adjtime (clockid_t __clock_id, struct timex *__ntx) __THROW;
+#endif
 __END_DECLS
 
 #endif /* sys/timex.h */

libc/sysdeps/linux/common/Makefile.in

@@ -81,7 +81,7 @@ CSRC-$(ARCH_USE_MMU) += msync.c
 CSRC-$(UCLIBC_BSD_SPECIFIC) += mincore.c setdomainname.c
 CSRC-$(UCLIBC_NTP_LEGACY) += ntp_gettime.c
 # aio_cancel|aio_error|aio_fsync|aio_read|aio_return|aio_suspend|aio_write|clock_getres|clock_gettime|clock_settime|clock_settime|fdatasync|lio_listio|mlockall|munlockall|mlock|munlock|mq_close|mq_getattr|mq_notify|mq_open|mq_receive|mq_timedreceive|mq_send|mq_timedsend|mq_setattr|mq_unlink|nanosleep|sched_getparam|sched_get_priority_max|sched_get_priority_min|sched_getscheduler|sched_rr_get_interval|sched_setparam|sched_setscheduler|sem_close|sem_destroy|sem_getvalue|sem_init|sem_open|sem_post|sem_trywait|sem_wait|sem_unlink|sem_wait|shm_open|shm_unlink|sigqueue|sigtimedwait|sigwaitinfo|timer_create|timer_delete|timer_getoverrun|timer_gettime|timer_settime
-CSRC-$(UCLIBC_HAS_REALTIME) += clock_getres.c clock_gettime.c clock_settime.c \
+CSRC-$(UCLIBC_HAS_REALTIME) += clock_adjtime.c clock_getres.c clock_gettime.c clock_settime.c \
 	fdatasync.c mlockall.c mlock.c munlockall.c munlock.c \
 	nanosleep.c __rt_sigtimedwait.c __rt_sigwaitinfo.c sched_getparam.c \
 	sched_get_priority_max.c sched_get_priority_min.c sched_getscheduler.c \

libc/sysdeps/linux/common/clock_adjtime.c

@@ -0,0 +1,15 @@
+/*
+ * clock_adjtime() for uClibc
+ *
+ * Copyright (C) 2005 by Peter Kjellerstedt <pkj@axis.com>
+ * Copyright (C) 2000-2006 Erik Andersen <andersen@uclibc.org>
+ *
+ * Licensed under the LGPL v2.1 or later, see the file COPYING.LIB in this tarball.
+ */
+
+#include <sys/syscall.h>
+#include <sys/timex.h>
+
+#ifdef __NR_clock_adjtime
+_syscall2(int, clock_adjtime, clockid_t, clock_id, struct timex*, ntx)
+#endif