1 files changed, 49 insertions, 0 deletions
diff --git a/src/libstddjb/tain_now.c b/src/libstddjb/tain_now.c
new file mode 100644
index 0000000..157087a
--- /dev/null
+++ b/src/libstddjb/tain_now.c
@@ -0,0 +1,49 @@
+/* ISC license. */
+
+/* MT-unsafe */
+
+#include <skalibs/config.h>
+#include <skalibs/sysdeps.h>
+#include <skalibs/tai.h>
+
+#ifdef SKALIBS_FLAG_USEMON
+# ifndef SKALIBS_HASCLOCKMON
+#  undef SKALIBS_FLAG_USEMON
+#  warning "SKALIBS_FLAG_USEMON set but SKALIBS_HASCLOCKMON not found. Clearing SKALIBS_FLAG_USEMON."
+# endif
+#endif
+
+
+#ifdef SKALIBS_FLAG_USEMON
+
+static tain_t offset ;
+
+int tain_init ()
+{
+  return tain_clockmon_init(&offset) ;
+}
+
+int tain_now (tain_t *a)
+{
+  static int initted = 0 ;
+  if (!initted)
+  {
+    if (!tain_clockmon_init(&offset)) return 0 ;
+    initted = 1 ;
+  }
+  return tain_clockmon(a, &offset) ;
+}
+
+#else
+
+int tain_init ()
+{
+  return 1 ;
+}
+
+int tain_now (tain_t *a)
+{
+  return tain_sysclock(a) ;
+}
+
+#endif