[gnc-pricedb.cpp] use std::pair instead of a struct for PriceTuple

This commit is contained in:
Christopher Lam 2023-08-01 23:29:59 +08:00
parent 6b741ddf32
commit 2d730e38d5

View File

@ -2371,17 +2371,12 @@ gnc_pricedb_lookup_nearest_before_t64 (GNCPriceDB *db,
} }
typedef struct using PriceTuple = std::pair<GNCPrice*, GNCPrice*>;
{
GNCPrice *from;
GNCPrice *to;
} PriceTuple;
static PriceTuple static PriceTuple
extract_common_prices (PriceList *from_prices, PriceList *to_prices, extract_common_prices (PriceList *from_prices, PriceList *to_prices,
const gnc_commodity *from, const gnc_commodity *to) const gnc_commodity *from, const gnc_commodity *to)
{ {
PriceTuple retval = {NULL, NULL};
GList *from_node = NULL, *to_node = NULL; GList *from_node = NULL, *to_node = NULL;
GNCPrice *from_price = NULL, *to_price = NULL; GNCPrice *from_price = NULL, *to_price = NULL;
@ -2411,31 +2406,27 @@ extract_common_prices (PriceList *from_prices, PriceList *to_prices,
break; break;
} }
if (from_price == NULL || to_price == NULL) if (from_price == NULL || to_price == NULL)
return retval; return {nullptr, nullptr};
gnc_price_ref(from_price); gnc_price_ref(from_price);
gnc_price_ref(to_price); gnc_price_ref(to_price);
retval.from = from_price; return {from_price, to_price};
retval.to = to_price;
return retval;
} }
static gnc_numeric static gnc_numeric
convert_price (const gnc_commodity *from, const gnc_commodity *to, PriceTuple tuple) convert_price (const gnc_commodity *from, const gnc_commodity *to, PriceTuple tuple)
{ {
gnc_commodity *from_com = gnc_price_get_commodity (tuple.from); gnc_commodity *from_com = gnc_price_get_commodity (tuple.first);
gnc_commodity *from_cur = gnc_price_get_currency (tuple.from); gnc_commodity *from_cur = gnc_price_get_currency (tuple.first);
gnc_commodity *to_com = gnc_price_get_commodity (tuple.to); gnc_commodity *to_com = gnc_price_get_commodity (tuple.second);
gnc_commodity *to_cur = gnc_price_get_currency (tuple.to); gnc_commodity *to_cur = gnc_price_get_currency (tuple.second);
gnc_numeric from_val = gnc_price_get_value (tuple.from); gnc_numeric from_val = gnc_price_get_value (tuple.first);
gnc_numeric to_val = gnc_price_get_value (tuple.to); gnc_numeric to_val = gnc_price_get_value (tuple.second);
gnc_numeric price;
int no_round = GNC_HOW_DENOM_EXACT | GNC_HOW_RND_NEVER; int no_round = GNC_HOW_DENOM_EXACT | GNC_HOW_RND_NEVER;
gnc_numeric price = gnc_numeric_div (to_val, from_val, GNC_DENOM_AUTO, no_round);
price = gnc_numeric_div (to_val, from_val, GNC_DENOM_AUTO, no_round); gnc_price_unref (tuple.first);
gnc_price_unref (tuple.second);
gnc_price_unref (tuple.from);
gnc_price_unref (tuple.to);
if (from_cur == from && to_cur == to) if (from_cur == from && to_cur == to)
return price; return price;
@ -2489,7 +2480,7 @@ indirect_price_conversion (GNCPriceDB *db, const gnc_commodity *from,
tuple = extract_common_prices (from_prices, to_prices, from, to); tuple = extract_common_prices (from_prices, to_prices, from, to);
gnc_price_list_destroy (from_prices); gnc_price_list_destroy (from_prices);
gnc_price_list_destroy (to_prices); gnc_price_list_destroy (to_prices);
if (tuple.from) if (tuple.first)
return convert_price (from, to, tuple); return convert_price (from, to, tuple);
return zero; return zero;
} }