mirror of
https://github.com/mruby/mruby
synced 2026-06-08 16:11:16 +00:00
Yukihiro "Matz" Matsumoto
140 lines
3.7 KiB
C
140 lines
3.7 KiB
C
/*
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** mrb_sleep - sleep methods for mruby
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**
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** Copyright (c) mod_mruby developers 2012-
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** Copyright (c) mruby developers 2018
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**
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** Permission is hereby granted, free of charge, to any person obtaining
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** a copy of this software and associated documentation files (the
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** "Software"), to deal in the Software without restriction, including
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** without limitation the rights to use, copy, modify, merge, publish,
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** distribute, sublicense, and/or sell copies of the Software, and to
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** permit persons to whom the Software is furnished to do so, subject to
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** the following conditions:
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**
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** The above copyright notice and this permission notice shall be
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** included in all copies or substantial portions of the Software.
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**
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** THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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** EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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** MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
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** IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
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** CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
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** TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
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** SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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**
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** [ MIT license: https://www.opensource.org/licenses/mit-license.php ]
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*/
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#include <time.h>
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#ifdef _WIN32
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#include <windows.h>
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#define sleep(x) Sleep(x * 1000)
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#define usleep(x) Sleep((DWORD)(((x)<1000) ? 1 : ((x)/1000)))
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#else
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#include <unistd.h>
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#include <sys/time.h>
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#endif
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#include <mruby.h>
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#include <mruby/presym.h>
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/* not implemented forever sleep (called without an argument)*/
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static mrb_value
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f_sleep(mrb_state *mrb, mrb_value self)
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{
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time_t beg = time(0);
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time_t end;
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#ifndef MRB_NO_FLOAT
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mrb_float sec;
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mrb_get_args(mrb, "f", &sec);
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if (sec >= 0) {
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usleep(sec * 1000000);
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}
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else {
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mrb_raise(mrb, E_ARGUMENT_ERROR, "time interval must not be negative");
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}
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#else
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mrb_int sec;
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mrb_get_args(mrb, "i", &sec);
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if (sec >= 0) {
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sleep(sec);
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}
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else {
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mrb_raise(mrb, E_ARGUMENT_ERROR, "time interval must not be negative");
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}
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#endif
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end = time(0) - beg;
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return mrb_fixnum_value((mrb_int)end);
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}
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/* mruby special; needed for mruby without float numbers */
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static mrb_value
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f_usleep(mrb_state *mrb, mrb_value self)
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{
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mrb_int usec;
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#ifdef _WIN32
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FILETIME st_ft,ed_ft;
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unsigned __int64 st_time = 0;
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unsigned __int64 ed_time = 0;
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#else
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struct timeval st_tm,ed_tm;
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#endif
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time_t slp_tm;
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#ifdef _WIN32
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GetSystemTimeAsFileTime(&st_ft);
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#else
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gettimeofday(&st_tm, NULL);
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#endif
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/* not implemented forever sleep (called without an argument)*/
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mrb_get_args(mrb, "i", &usec);
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if (usec >= 0) {
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usleep(usec);
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}
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else {
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mrb_raise(mrb, E_ARGUMENT_ERROR, "time interval must not be negative");
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}
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#ifdef _WIN32
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GetSystemTimeAsFileTime(&ed_ft);
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st_time |= st_ft.dwHighDateTime;
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st_time <<=32;
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st_time |= st_ft.dwLowDateTime;
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ed_time |= ed_ft.dwHighDateTime;
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ed_time <<=32;
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ed_time |= ed_ft.dwLowDateTime;
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slp_tm = (ed_time - st_time) / 10;
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#else
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gettimeofday(&ed_tm, NULL);
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if (st_tm.tv_usec > ed_tm.tv_usec) {
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slp_tm = 1000000 + ed_tm.tv_usec - st_tm.tv_usec;
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}
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else {
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slp_tm = ed_tm.tv_usec - st_tm.tv_usec;
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}
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#endif
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return mrb_fixnum_value((mrb_int)slp_tm);
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}
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void
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mrb_mruby_sleep_gem_init(mrb_state *mrb)
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{
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mrb_define_private_method_id(mrb, mrb->kernel_module, MRB_SYM(sleep), f_sleep, MRB_ARGS_REQ(1));
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mrb_define_private_method_id(mrb, mrb->kernel_module, MRB_SYM(usleep), f_usleep, MRB_ARGS_REQ(1));
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}
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void
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mrb_mruby_sleep_gem_final(mrb_state *mrb)
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{
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}
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