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diff --git a/src/reconcile.cc b/src/reconcile.cc
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-/*
- * Copyright (c) 2003-2009, John Wiegley. All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions are
- * met:
- *
- * - Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- *
- * - Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- *
- * - Neither the name of New Artisans LLC nor the names of its
- * contributors may be used to endorse or promote products derived from
- * this software without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
- * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
- * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
- * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
- * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
- * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
- * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- */
-
-#include "reconcile.h"
-
-namespace ledger {
-
-#define xact_next(x) reinterpret_cast<xact_t *>(x->xdata().ptr)
-#define xact_next_ptr(x) reinterpret_cast<xact_t **>(&x->xdata().ptr)
-
-static bool search_for_balance(amount_t& amount,
- xact_t ** prev, xact_t * next)
-{
- for (; next; next = xact_next(next)) {
- xact_t * temp = *prev;
- *prev = next;
-
- amount -= next->amount;
-
- if (! amount) {
- *xact_next_ptr(next) = NULL;
- return true;
- }
- else if (search_for_balance(amount, xact_next_ptr(next), xact_next(next)))
- {
- return true;
- }
-
- amount += next->amount;
-
- *prev = temp;
- }
- return false;
-}
-
-void reconcile_xacts::push_to_handler(xact_t * first)
-{
- for (; first; first = xact_next(first))
- item_handler<xact_t>::operator()(*first);
-
- item_handler<xact_t>::flush();
-}
-
-void reconcile_xacts::flush()
-{
- value_t cleared_balance;
- value_t pending_balance;
-
- xact_t * first = NULL;
- xact_t ** last_ptr = &first;
-
- foreach (xact_t * xact, xacts) {
- if (! is_valid(cutoff) || xact->date() < cutoff) {
- switch (xact->state()) {
- case item_t::CLEARED:
- cleared_balance += xact->amount;
- break;
- case item_t::UNCLEARED:
- case item_t::PENDING:
- pending_balance += xact->amount;
- *last_ptr = xact;
- last_ptr = xact_next_ptr(xact);
- break;
- }
- }
- }
-
- if (cleared_balance.type() >= value_t::BALANCE)
- throw std::runtime_error("Cannot reconcile accounts with multiple commodities");
-
- cleared_balance.cast(value_t::AMOUNT);
- balance.cast(value_t::AMOUNT);
-
- commodity_t& cb_comm = cleared_balance.as_amount().commodity();
- commodity_t& b_comm = balance.as_amount().commodity();
-
- balance -= cleared_balance;
- if (balance.type() >= value_t::BALANCE)
- throw_(std::runtime_error,
- "Reconcile balance is not of the same commodity ('"
- << b_comm.symbol() << "' != '" << cb_comm.symbol() << "')");
-
- // If the amount to reconcile is the same as the pending balance,
- // then assume an exact match and return the results right away.
- amount_t& to_reconcile(balance.as_amount_lval());
- pending_balance.cast(value_t::AMOUNT);
- if (to_reconcile == pending_balance.as_amount() ||
- search_for_balance(to_reconcile, &first, first)) {
- push_to_handler(first);
- } else {
- throw std::runtime_error("Could not reconcile account!");
- }
-}
-
-} // namespace ledger