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Avoid copying a singular iterator.

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Gabba, tschitz please review whether the code is correct. It fixes some
abortions of Wesnoth when using the gcc debug containers due to
undefined behaviour.
This commit is contained in:
Mark de Wever 2011-10-23 17:48:59 +00:00
parent 900c6ca1f1
commit 882dda5e2f
1 changed files with 10 additions and 1 deletions
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11
src/whiteboard/manager.cpp
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@ -240,6 +240,10 @@ bool manager::allow_leader_to_move(unit const& leader) const
return true;
} // end planned unit map scope
if(viewer_actions()->empty()) {
return true;
}
//Look for planned recruits that depend on this leader
foreach(action_const_ptr action, *viewer_actions())
{
@ -268,8 +272,9 @@ void manager::on_init_side()
void manager::on_finish_side_turn(int side)
{
wait_for_side_init_ = true;
if(side == viewer_side())
if(side == viewer_side() && !viewer_actions()->empty()) {
viewer_actions()->synced_turn_shift();
}
highlighter_.reset();
erase_temp_move();
LOG_WB << "on_finish_side_turn()\n";
@ -343,6 +348,10 @@ void manager::on_change_controller(int side, team& t)
bool manager::current_side_has_actions()
{
if(current_side_actions()->empty()) {
return false;
}
side_actions::range_t range = current_side_actions()->iter_turn(0);
return range.first != range.second; //non-empty range
}