1 files changed, 12 insertions, 0 deletions
diff --git a/src/libstddjb/tai_u64.c b/src/libstddjb/tai_u64.c
new file mode 100644
index 0000000..a26d907
--- /dev/null
+++ b/src/libstddjb/tai_u64.c
@@ -0,0 +1,12 @@
+/* ISC license. */
+
+#include <errno.h>
+#include <skalibs/uint64.h>
+#include <skalibs/tai.h>
+
+int tai_u64 (tai_t *t, uint64 u)
+{
+  if (u & ((uint64)1 << 63)) return (errno = EOVERFLOW, 0) ;
+  t->x = u ;
+  return 1 ;
+}