Mirror of :pserver:cvs@cvs.fefe.de:/cvs libowfat https://www.fefe.de/libowfat/
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#include "io_internal.h"
#include "safemult.h"
void io_waituntil(tai6464 t) {
uint64 x,y;
tai6464 now,diff;
taia_now(&now);
if (taia_less(&t,&now))
y=0;
else {
taia_sub(&diff,&t,&now);
if (!umult64(diff.sec.x,1000,&x) || (y=x+diff.nano/1000000)<x)
y=-1; /* overflow; wait indefinitely */
if (!y && diff.nano) y=1;
}
io_waituntil2(y);
}