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#include <sys/time.h>
#include <errno.h>
#include "syscall.h"
#define IS32BIT(x) !((x)+0x80000000ULL>>32)
int setitimer(int which, const struct itimerval *restrict new, struct itimerval *restrict old)
{
if (sizeof(time_t) > sizeof(long)) {
time_t is = new->it_interval.tv_sec, vs = new->it_value.tv_sec;
long ius = new->it_interval.tv_usec, vus = new->it_value.tv_usec;
if (!IS32BIT(is) || !IS32BIT(vs))
return __syscall_ret(-ENOTSUP);
long old32[4];
int r = __syscall(SYS_setitimer, which,
((long[]){is, ius, vs, vus}), old32);
if (!r && old) {
old->it_interval.tv_sec = old32[0];
old->it_interval.tv_usec = old32[1];
old->it_value.tv_sec = old32[2];
old->it_value.tv_usec = old32[3];
}
return __syscall_ret(r);
}
return syscall(SYS_setitimer, which, new, old);
}
#ifdef TEST
int
main(void) {
return 0;
}
#endif
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