Mercurial > hg > openttd
changeset 15899:097904c36bde draft
(svn r20582) -Fix [FS#4044]: Autoreplace can trigger an assertion when at the vehicle limit
author | rubidium <rubidium@openttd.org> |
---|---|
date | Fri, 20 Aug 2010 17:35:10 +0000 |
parents | cfe6456564b2 |
children | f386e33cdd1e |
files | src/train_cmd.cpp |
diffstat | 1 files changed, 5 insertions(+), 4 deletions(-) [+] |
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--- a/src/train_cmd.cpp +++ b/src/train_cmd.cpp @@ -1053,9 +1053,10 @@ * @param dst The destination chain after constructing the train. * @param original_dst The original source chain. * @param dst The source chain after constructing the train. + * @param check_limit Whether to check the vehicle limit. * @return possible error of this command. */ -static CommandCost ValidateTrains(Train *original_dst, Train *dst, Train *original_src, Train *src) +static CommandCost ValidateTrains(Train *original_dst, Train *dst, Train *original_src, Train *src, bool check_limit) { /* Check whether we may actually construct the trains. */ CommandCost ret = CheckTrainAttachment(src); @@ -1064,7 +1065,7 @@ if (ret.Failed()) return ret; /* Check whether we need to build a new train. */ - return CheckNewTrain(original_dst, dst, original_src, src); + return check_limit ? CheckNewTrain(original_dst, dst, original_src, src) : CommandCost(); } /** @@ -1235,7 +1236,7 @@ /* If the autoreplace flag is set we do not need to test for the validity * because we are going to revert the train to its original state. As we * assume the original state was correct autoreplace can skip this. */ - CommandCost ret = ValidateTrains(original_dst_head, dst_head, original_src_head, src_head); + CommandCost ret = ValidateTrains(original_dst_head, dst_head, original_src_head, src_head, true); if (ret.Failed()) { /* Restore the train we had. */ RestoreTrainBackup(original_src); @@ -1355,7 +1356,7 @@ ArrangeTrains(&sell_head, NULL, &new_head, v, sell_chain); /* We don't need to validate the second train; it's going to be sold. */ - CommandCost ret = ValidateTrains(NULL, NULL, first, new_head); + CommandCost ret = ValidateTrains(NULL, NULL, first, new_head, (flags & DC_AUTOREPLACE) == 0); if (ret.Failed()) { /* Restore the train we had. */ RestoreTrainBackup(original);