Merge lp:~hjd/widelands/code-cleanup into lp:widelands

[Hans Joachim Desserud]

Some clean-ups suggested by cppcheck.

[SirVer (sirver)]

:shipit:

review: Approve

[Hans Joachim Desserud (hjd)]

Has now been merged.

(Please ignore, test comment)

=== modified file 'src/sound/sound_handler.cc'
--- src/sound/sound_handler.cc	2014-04-16 08:46:08 +0000
+++ src/sound/sound_handler.cc	2014-04-16 14:55:30 +0000
@@ -236,7 +236,7 @@
 	 const std::string & filename,
 	 const std::string & fx_name)
 {
-	filenameset_t dirs, files;
+	filenameset_t files;
 	filenameset_t::const_iterator i;
 
 	assert(g_fs);
@@ -509,7 +509,6 @@
 	assert(g_fs);
 
 	filenameset_t files;
-	filenameset_t::const_iterator i;
 
 	files = filter(g_fs->ListDirectory(dir), [&basename](const std::string& fn) {
 		const std::string only_filename = FileSystem::FS_Filename(fn.c_str());
 
=== modified file 'src/wui/military_box.cc'
--- src/wui/military_box.cc	2014-02-22 18:04:02 +0000
+++ src/wui/military_box.cc	2014-04-16 14:55:30 +0000
@@ -119,9 +119,8 @@
 }
 
 void MilitaryBox::init() {
-	char buf[10];
-
 	{ //  Retreat line
+		char buf[10];
 		UI::Box & linebox = *new UI::Box(this, 0, 0, UI::Box::Horizontal);
 		add(&linebox, UI::Box::AlignTop);
 
 
=== modified file 'src/wui/shipwindow.cc'
--- src/wui/shipwindow.cc	2014-03-03 20:50:30 +0000
+++ src/wui/shipwindow.cc	2014-04-16 14:55:30 +0000
@@ -247,13 +247,11 @@
 		 */
 		m_btn_construct_port->set_enabled(can_act && (state == Ship::EXP_FOUNDPORTSPACE));
 		bool coast_nearby = false;
-		bool moveable = false;
 		for (Direction dir = 1; dir <= LAST_DIRECTION; ++dir) {
 			// NOTE buttons are saved in the format DIRECTION - 1
 			m_btn_scout[dir - 1]->set_enabled
 				(can_act && m_ship.exp_dir_swimable(dir) && (state != Ship::EXP_COLONIZING));
 			coast_nearby |= !m_ship.exp_dir_swimable(dir);
-			moveable |= m_ship.exp_dir_swimable(dir);
 		}
 		m_btn_explore_island_cw ->set_enabled(can_act && coast_nearby && (state != Ship::EXP_COLONIZING));
 		m_btn_explore_island_ccw->set_enabled(can_act && coast_nearby && (state != Ship::EXP_COLONIZING));