void stack_push(struct stack *stack, struct value *v) { switch (v->type) { case BCODE_NONE: stack_grow(stack); stack->stack[stack->sp].type = BCODE_NONE; break; case BCODE_NUMBER: stack_pushnumber(stack, v->u.num); break; case BCODE_STRING: stack_pushstring(stack, v->u.string); break; } stack->stack[stack->sp].array = v->array == NULL ? NULL : array_dup(v->array); }
void printnumber(FILE *f, const struct number *b, u_int base) { struct number *int_part, *fract_part; int digits; char buf[11]; size_t sz; int i; struct stack stack; char *p; charcount = 0; lastchar = -1; if (BN_is_zero(b->number)) putcharwrap(f, '0'); int_part = new_number(); fract_part = new_number(); fract_part->scale = b->scale; if (base <= 16) digits = 1; else { digits = snprintf(buf, sizeof(buf), "%u", base-1); } split_number(b, int_part->number, fract_part->number); i = 0; stack_init(&stack); while (!BN_is_zero(int_part->number)) { BN_ULONG rem = BN_div_word(int_part->number, base); stack_pushstring(&stack, get_digit(rem, digits, base)); i++; } sz = i; if (BN_cmp(b->number, &zero) < 0) putcharwrap(f, '-'); for (i = 0; i < sz; i++) { p = stack_popstring(&stack); if (base > 16) putcharwrap(f, ' '); printwrap(f, p); free(p); } stack_clear(&stack); if (b->scale > 0) { struct number *num_base; BIGNUM mult, stop; putcharwrap(f, '.'); num_base = new_number(); BN_set_word(num_base->number, base); BN_init(&mult); BN_one(&mult); BN_init(&stop); BN_one(&stop); scale_number(&stop, b->scale); i = 0; while (BN_cmp(&mult, &stop) < 0) { u_long rem; if (i && base > 16) putcharwrap(f, ' '); i = 1; bmul_number(fract_part, fract_part, num_base); split_number(fract_part, int_part->number, NULL); rem = BN_get_word(int_part->number); p = get_digit(rem, digits, base); int_part->scale = 0; normalize(int_part, fract_part->scale); BN_sub(fract_part->number, fract_part->number, int_part->number); printwrap(f, p); free(p); BN_mul_word(&mult, base); } free_number(num_base); BN_free(&mult); BN_free(&stop); } flushwrap(f); free_number(int_part); free_number(fract_part); }
static __inline void push_string(char *string) { stack_pushstring(&bmachine.stack, string); }