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Create an unrounded global amount variable 'one' for creating inverse price

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mappings.
This commit is contained in:
John Wiegley 2009-01-19 16:24:06 -04:00
parent 0ec53e4a6c
commit 60f9748da1
2 changed files with 11 additions and 3 deletions
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12
src/amount.cc
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@ -115,11 +115,15 @@ uint_fast32_t amount_t::sizeof_bigint_t()
return sizeof(bigint_t);
}
amount_t * one = NULL;
void amount_t::initialize()
{
mpz_init(temp);
mpz_init(divisor);
one = new amount_t(amount_t(1L).unround());
if (! current_pool)
current_pool = new commodity_pool_t;
@ -140,6 +144,8 @@ void amount_t::shutdown()
mpz_clear(temp);
mpz_clear(divisor);
delete one;
if (current_pool) {
checked_delete(current_pool);
current_pool = NULL;
@ -661,9 +667,9 @@ optional<amount_t> amount_t::value(const optional<datetime_t>& moment) const
{
if (quantity) {
// jww (2008-09-21): 'none' is not the right argument here.
optional<amount_t> amt(commodity().find_price(none, moment));
if (amt)
return (*amt * number()).round();
optional<price_point_t> point(commodity().find_price(none, moment));
if (point)
return (point->price * number()).round();
} else {
throw_(amount_error, "Cannot determine value of an uninitialized amount");
}

2
src/amount.h
View file

@ -722,6 +722,8 @@ public:
bool valid() const;
};
extern amount_t * one;
inline amount_t amount_t::exact(const string& value) {
amount_t temp;
temp.parse(value, AMOUNT_PARSE_NO_MIGRATE);