unix: Add basic time module (with time() and clock() functions).

Both return int so far (single-precision float doesn't have enough
bits to represent int32 precisely).

1 files changed, 25 insertions, 0 deletions

diff --git a/unix/time.c b/unix/time.c
new file mode 100644
index 0000000000..acea69178a
--- /dev/null
+++ b/unix/time.c
@@ -0,0 +1,25 @@
+#include <string.h>
+#include <time.h>
+
+#include "misc.h"
+#include "mpconfig.h"
+#include "qstr.h"
+#include "obj.h"
+#include "runtime.h"
+
+static mp_obj_t mod_time_time() {
+    return mp_obj_new_int((machine_int_t)time(NULL));
+}
+static MP_DEFINE_CONST_FUN_OBJ_0(mod_time_time_obj, mod_time_time);
+
+// Note: this is deprecated since CPy3.3, but pystone still uses it.
+static mp_obj_t mod_time_clock() {
+    return mp_obj_new_int((machine_int_t)clock());
+}
+static MP_DEFINE_CONST_FUN_OBJ_0(mod_time_clock_obj, mod_time_clock);
+
+void time_init() {
+    mp_obj_t m = mp_obj_new_module(QSTR_FROM_STR_STATIC("time"));
+    rt_store_attr(m, QSTR_FROM_STR_STATIC("time"), (mp_obj_t)&mod_time_time_obj);
+    rt_store_attr(m, QSTR_FROM_STR_STATIC("clock"), (mp_obj_t)&mod_time_clock_obj);
+}