static void php_str2num(bc_num *num, const char *str) {
const char *p;
if (!(p = strchr(str, '.'))) {
bc_str2num(num, (char*)str, 0);
} else {
bc_str2num(num, (char*)str, strlen(p + 1));
}
}
/* {{{ php_str2num
Convert to bc_num detecting scale */
static void php_str2num(bc_num *num, char *str)
{
char *p;
if (!(p = strchr(str, '.'))) {
bc_str2num(num, str, 0);
return;
}
bc_str2num(num, str, strlen(p+1));
}
int64 f_bccomp(CStrRef left, CStrRef right, int64 scale /* = -1 */) {
if (scale < 0) scale = BCG(bc_precision);
bc_num first, second;
bc_init_num(&first);
bc_init_num(&second);
bc_str2num(&first, (char*)left.data(), scale);
bc_str2num(&second, (char*)right.data(), scale);
int64 ret = bc_compare(first, second);
bc_free_num(&first);
bc_free_num(&second);
return ret;
}
static int64_t HHVM_FUNCTION(bccomp, const String& left, const String& right,
int64_t scale /* = -1 */) {
if (scale < 0) scale = BCG(bc_precision);
bc_num first, second;
bc_init_num(&first);
bc_init_num(&second);
bc_str2num(&first, (char*)left.data(), scale);
bc_str2num(&second, (char*)right.data(), scale);
int64_t ret = bc_compare(first, second);
bc_free_num(&first);
bc_free_num(&second);
return ret;
}
// constructor
BigNumber::BigNumber (const char *const s) : num_ (NULL) {
bc_str2num(&num_, s, scale_);
} // end of constructor from string