fixed assertion failure

src/actions.cpp

@@ -21,6 +21,7 @@
 #include "map.hpp"
 #include "pathfind.hpp"
 #include "playlevel.hpp"
+#include "playturn.hpp"
 #include "replay.hpp"
 #include "sound.hpp"
 #include "util.hpp"
@@ -309,6 +310,10 @@ void attack(display& gui, const gamemap& map,
 			const gamestatus& state,
 			const game_data& info, bool player_is_attacker)
 {
+
+	//stop the user from issuing any commands while the units are fighting
+	const command_disabler disable_commands;
+
 	std::map<gamemap::location,unit>::iterator a = units.find(attacker);
 	std::map<gamemap::location,unit>::iterator d = units.find(defender);
 
@@ -791,6 +796,9 @@ size_t move_unit(display* disp, const gamemap& map,
                  const std::vector<gamemap::location>& route,
                  replay* move_recorder, undo_list* undo_stack)
 {
+	//stop the user from issuing any commands while the unit is moving
+	const command_disabler disable_commands;
+
 	assert(!route.empty());
 
 	const unit_map::iterator ui = units.find(route.front());

src/playturn.cpp

@@ -31,6 +31,13 @@
 #include <sstream>
 #include <string>
 
+namespace {
+	int commands_disabled = 0;
+}
+
+command_disabler::command_disabler() { ++commands_disabled; }
+command_disabler::~command_disabler() { --commands_disabled; }
+
 void play_turn(game_data& gameinfo, game_state& state_of_game,
                gamestatus& status, config& terrain_config, config* level,
 			   CVideo& video, CKey& key, display& gui,
@@ -225,6 +232,9 @@ void turn_info::handle_event(const SDL_Event& event)
 
 void turn_info::mouse_motion(const SDL_MouseMotionEvent& event)
 {
+	if(commands_disabled)
+		return;
+
 	const team& current_team = teams_[team_num_-1];
 	const gamemap::location new_hex = gui_.hex_clicked_on(event.x,event.y);
 
@@ -288,6 +298,9 @@ void turn_info::mouse_motion(const SDL_MouseMotionEvent& event)
 
 void turn_info::mouse_press(const SDL_MouseButtonEvent& event)
 {
+	if(commands_disabled)
+		return;
+
 	const team& current_team = teams_[team_num_-1];
 	
 	if(event.button == SDL_BUTTON_LEFT && event.state == SDL_PRESSED) {
@@ -451,6 +464,8 @@ void turn_info::left_click(const SDL_MouseButtonEvent& event)
 		     enemy == units_.end() && !current_route_.steps.empty() &&
 		     current_route_.steps.front() == selected_hex_) {
 
+
+
 		const size_t moves = move_unit(&gui_,map_,units_,teams_,
 		                   current_route_.steps,&recorder,&undo_stack_);
 		if(moves == 0)

src/playturn.hpp

@@ -45,6 +45,12 @@ private:
 	display& gui_;
 };
 
+struct command_disabler
+{
+	command_disabler();
+	~command_disabler();
+};
+
 class turn_info : public hotkey::command_executor, public events::handler,
                   private paths_wiper
 {