summaryrefslogtreecommitdiff
path: root/src/libstddjb/sysclock_from_tai.c
diff options
context:
space:
mode:
Diffstat (limited to 'src/libstddjb/sysclock_from_tai.c')
-rw-r--r--src/libstddjb/sysclock_from_tai.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/src/libstddjb/sysclock_from_tai.c b/src/libstddjb/sysclock_from_tai.c
index 3db2640..3814bf2 100644
--- a/src/libstddjb/sysclock_from_tai.c
+++ b/src/libstddjb/sysclock_from_tai.c
@@ -1,5 +1,6 @@
/* ISC license. */
+#include <errno.h>
#include <skalibs/config.h>
#include <skalibs/tai.h>
@@ -7,6 +8,7 @@
int sysclock_from_tai (uint64 *u, tai_t const *t)
{
+ if (t->x < 10U) return (errno = EINVAL, 0) ;
*u = t->x - 10U ;
return 1 ;
}