urbit/v/batz.c
2013-09-28 13:21:18 -07:00

89 lines
1.6 KiB
C

/* v/batz.c
**
** This file is in the public domain.
*/
#include <stdio.h>
#include <stdlib.h>
#include <fcntl.h>
#include <sys/ioctl.h>
#include <sys/stat.h>
#include <unistd.h>
#include <setjmp.h>
#include <gmp.h>
#include <dirent.h>
#include <stdint.h>
#include <uv.h>
#include <curses.h>
#include <termios.h>
#include <term.h>
#include <errno.h>
#include "all.h"
#include "f/coal.h"
#include "v/vere.h"
#define u2R ((u2_reck *) &u2_Host.arv_u) // new school
/* u2_batz_io_init(): initialize batz timer.
*/
void
u2_batz_io_init(void)
{
u2_batz* beh_u = &u2_Host.beh_u;
uv_timer_init(u2L, &beh_u->tim_u);
beh_u->alm = u2_no;
}
/* u2_batz_io_exit(): terminate timer.
*/
void
u2_batz_io_exit(void)
{
}
/* _batz_time_cb(): timer callback.
*/
static void
_batz_time_cb(uv_timer_t* tim_u, c3_i sas_i)
{
u2_lo_open();
{
u2_reck_plan
(u2A,
u2nt(c3__gold, c3__batz, u2_nul),
u2nc(c3__wake, u2_nul));
}
u2_lo_shut(u2_no);
}
/* u2_batz_io_poll(): update batz IO state.
*/
void
u2_batz_io_poll(void)
{
u2_batz* beh_u = &u2_Host.beh_u;
u2_noun wen = u2_reck_keep(u2A, u2nt(c3__gold, c3__batz, u2_nul));
if ( (u2_nul != wen) &&
(u2_yes == u2du(wen)) &&
(u2_yes == u2ud(u2t(wen))) )
{
c3_d gap_d = u2_time_gap_ms(u2k(u2A->now), u2k(u2t(wen)));
if ( u2_yes == beh_u->alm ) {
uv_timer_stop(&beh_u->tim_u);
}
else beh_u->alm = u2_yes;
uv_timer_start(&beh_u->tim_u, _batz_time_cb, gap_d, 0);
}
else {
if ( u2_yes == beh_u->alm ) {
uv_timer_stop(&beh_u->tim_u);
}
beh_u->alm = u2_no;
}
u2z(wen);
}