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-rw-r--r--ports/unix/modtime.c32
1 files changed, 32 insertions, 0 deletions
diff --git a/ports/unix/modtime.c b/ports/unix/modtime.c
index 0a463014d..479d2a79d 100644
--- a/ports/unix/modtime.c
+++ b/ports/unix/modtime.c
@@ -161,6 +161,37 @@ STATIC mp_obj_t mod_time_localtime(size_t n_args, const mp_obj_t *args) {
}
STATIC MP_DEFINE_CONST_FUN_OBJ_VAR_BETWEEN(mod_time_localtime_obj, 0, 1, mod_time_localtime);
+STATIC mp_obj_t mod_time_mktime(mp_obj_t tuple) {
+ size_t len;
+ mp_obj_t *elem;
+ mp_obj_get_array(tuple, &len, &elem);
+
+ // localtime generates a tuple of len 8. CPython uses 9, so we accept both.
+ if (len < 8 || len > 9) {
+ mp_raise_TypeError("mktime needs a tuple of length 8 or 9");
+ }
+
+ struct tm time = {
+ .tm_year = mp_obj_get_int(elem[0]) - 1900,
+ .tm_mon = mp_obj_get_int(elem[1]) - 1,
+ .tm_mday = mp_obj_get_int(elem[2]),
+ .tm_hour = mp_obj_get_int(elem[3]),
+ .tm_min = mp_obj_get_int(elem[4]),
+ .tm_sec = mp_obj_get_int(elem[5]),
+ };
+ if (len == 9) {
+ time.tm_isdst = mp_obj_get_int(elem[8]);
+ } else {
+ time.tm_isdst = -1; // auto-detect
+ }
+ time_t ret = mktime(&time);
+ if (ret == -1) {
+ mp_raise_msg(&mp_type_OverflowError, "invalid mktime usage");
+ }
+ return mp_obj_new_int(ret);
+}
+MP_DEFINE_CONST_FUN_OBJ_1(mod_time_mktime_obj, mod_time_mktime);
+
STATIC const mp_rom_map_elem_t mp_module_time_globals_table[] = {
{ MP_ROM_QSTR(MP_QSTR___name__), MP_ROM_QSTR(MP_QSTR_utime) },
{ MP_ROM_QSTR(MP_QSTR_clock), MP_ROM_PTR(&mod_time_clock_obj) },
@@ -174,6 +205,7 @@ STATIC const mp_rom_map_elem_t mp_module_time_globals_table[] = {
{ MP_ROM_QSTR(MP_QSTR_ticks_add), MP_ROM_PTR(&mp_utime_ticks_add_obj) },
{ MP_ROM_QSTR(MP_QSTR_ticks_diff), MP_ROM_PTR(&mp_utime_ticks_diff_obj) },
{ MP_ROM_QSTR(MP_QSTR_localtime), MP_ROM_PTR(&mod_time_localtime_obj) },
+ { MP_ROM_QSTR(MP_QSTR_mktime), MP_ROM_PTR(&mod_time_mktime_obj) },
};
STATIC MP_DEFINE_CONST_DICT(mp_module_time_globals, mp_module_time_globals_table);