st/patch/sync.c

31 lines
375 B
C

#include <time.h>
struct timespec sutv;
static void
tsync_begin()
{
clock_gettime(CLOCK_MONOTONIC, &sutv);
su = 1;
}
static void
tsync_end()
{
su = 0;
}
int
tinsync(uint timeout)
{
struct timespec now;
if (su && !clock_gettime(CLOCK_MONOTONIC, &now)
&& TIMEDIFF(now, sutv) >= timeout)
su = 0;
return su;
}
int
ttyread_pending()
{
return twrite_aborted;
}