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76 lines
2.4 KiB
76 lines
2.4 KiB
#include <unistd.h>
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#include <string.h>
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#include <time.h>
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#include <sys/time.h>
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#include <math.h>
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#include "misc.h"
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#include "mpconfig.h"
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#include "qstr.h"
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#include "obj.h"
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#include "runtime.h"
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STATIC mp_obj_t mod_time_time() {
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#if MICROPY_ENABLE_FLOAT
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struct timeval tv;
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gettimeofday(&tv, NULL);
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mp_float_t val = tv.tv_sec + (mp_float_t)tv.tv_usec / 1000000;
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return mp_obj_new_float(val);
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#else
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return mp_obj_new_int((machine_int_t)time(NULL));
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#endif
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}
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STATIC MP_DEFINE_CONST_FUN_OBJ_0(mod_time_time_obj, mod_time_time);
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// Note: this is deprecated since CPy3.3, but pystone still uses it.
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STATIC mp_obj_t mod_time_clock() {
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#if MICROPY_ENABLE_FLOAT
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// POSIX requires CLOCKS_PER_SEC equals 1000000, so that's what we assume.
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// float cannot represent full range of int32 precisely, so we pre-divide
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// int to reduce resolution, and then actually do float division hoping
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// to preserve integer part resolution.
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return mp_obj_new_float((float)(clock() / 1000) / 1000.0);
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#else
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return mp_obj_new_int((machine_int_t)clock());
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#endif
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}
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STATIC MP_DEFINE_CONST_FUN_OBJ_0(mod_time_clock_obj, mod_time_clock);
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STATIC mp_obj_t mod_time_sleep(mp_obj_t arg) {
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#if MICROPY_ENABLE_FLOAT
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struct timeval tv;
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mp_float_t val = mp_obj_get_float(arg);
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double ipart;
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tv.tv_usec = round(modf(val, &ipart) * 1000000);
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tv.tv_sec = ipart;
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select(0, NULL, NULL, NULL, &tv);
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#else
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sleep(mp_obj_get_int(arg));
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#endif
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return mp_const_none;
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}
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STATIC MP_DEFINE_CONST_FUN_OBJ_1(mod_time_sleep_obj, mod_time_sleep);
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STATIC const mp_map_elem_t mp_module_time_globals_table[] = {
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{ MP_OBJ_NEW_QSTR(MP_QSTR___name__), MP_OBJ_NEW_QSTR(MP_QSTR_time) },
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{ MP_OBJ_NEW_QSTR(MP_QSTR_clock), (mp_obj_t)&mod_time_clock_obj },
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{ MP_OBJ_NEW_QSTR(MP_QSTR_sleep), (mp_obj_t)&mod_time_sleep_obj },
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{ MP_OBJ_NEW_QSTR(MP_QSTR_time), (mp_obj_t)&mod_time_time_obj },
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};
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STATIC const mp_obj_dict_t mp_module_time_globals = {
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.base = {&mp_type_dict},
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.map = {
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.all_keys_are_qstrs = 1,
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.table_is_fixed_array = 1,
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.used = ARRAY_SIZE(mp_module_time_globals_table),
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.alloc = ARRAY_SIZE(mp_module_time_globals_table),
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.table = (mp_map_elem_t*)mp_module_time_globals_table,
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},
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};
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const mp_obj_module_t mp_module_time = {
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.base = { &mp_type_module },
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.name = MP_QSTR_time,
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.globals = (mp_obj_dict_t*)&mp_module_time_globals,
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};
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