factor/native/misc.c

60 lines
970 B
C

#include "factor.h"
void primitive_exit(void)
{
exit(to_fixnum(dpop()));
}
void primitive_os_env(void)
{
char *name, *value;
maybe_garbage_collection();
name = unbox_c_string();
value = getenv(name);
if(value == NULL)
dpush(F);
else
box_c_string(getenv(name));
}
void primitive_eq(void)
{
box_boolean(dpop() == dpop());
}
#ifdef WIN32
int64_t current_millis(void)
{
FILETIME t;
GetSystemTimeAsFileTime(&t);
return ((int64_t)t.dwLowDateTime | (int64_t)t.dwHighDateTime<<32) / 100000
- 172456224000;
}
#else
int64_t current_millis(void)
{
struct timeval t;
gettimeofday(&t,NULL);
return (int64_t)t.tv_sec * 1000 + t.tv_usec/1000;
}
#endif
void primitive_millis(void)
{
maybe_garbage_collection();
dpush(tag_object(s48_long_long_to_bignum(current_millis())));
}
void primitive_init_random(void)
{
srand((unsigned)time(NULL));
}
void primitive_random_int(void)
{
maybe_garbage_collection();
dpush(tag_object(s48_long_to_bignum(rand())));
}