Fixes for building in MSVC

apps/openmw/mwgui/containeritemmodel.cpp

@@ -1,5 +1,7 @@
 #include "containeritemmodel.hpp"
 
+#include <algorithm>
+
 #include "../mwworld/containerstore.hpp"
 #include "../mwworld/class.hpp"
 

apps/openmw/mwscript/skyextensions.cpp

@@ -1,5 +1,7 @@
 #include "skyextensions.hpp"
 
+#include <algorithm>
+
 #include <components/compiler/extensions.hpp>
 #include <components/compiler/opcodes.hpp>
 

apps/openmw/mwsound/ffmpeg_decoder.cpp

@@ -4,6 +4,7 @@
 
 #include <stdexcept>
 #include <sstream>
+#include <algorithm>
 
 #include <components/vfs/manager.hpp>
 

apps/openmw/mwsound/loudness.cpp

@@ -2,6 +2,7 @@
 
 #include <stdint.h>
 #include <limits>
+#include <algorithm>
 
 #include "soundmanagerimp.hpp"
 

apps/openmw/mwsound/sound.hpp

@@ -1,6 +1,8 @@
 #ifndef GAME_SOUND_SOUND_H
 #define GAME_SOUND_SOUND_H
 
+#include <algorithm>
+
 #include "sound_output.hpp"
 
 namespace MWSound

apps/openmw/mwstate/charactermanager.cpp

@@ -58,7 +58,7 @@ MWState::Character* MWState::CharacterManager::createCharacter(const std::string
     // The character name is user-supplied, so we need to escape the path
     for (std::string::const_iterator it = name.begin(); it != name.end(); ++it)
     {
-        if (std::isalnum(*it)) // Ignores multibyte characters and non alphanumeric characters
+        if (isalnum(*it)) // Ignores multibyte characters and non alphanumeric characters
             stream << *it;
         else
             stream << "_";

components/files/constrainedfilestream.cpp

@@ -1,6 +1,7 @@
 #include "constrainedfilestream.hpp"
 
 #include <streambuf>
+#include <algorithm>
 
 #include "lowlevelfile.hpp"
 

components/sceneutil/controller.cpp

@@ -1,5 +1,7 @@
 #include "controller.hpp"
 
+#include <algorithm>
+
 #include "statesetupdater.hpp"
 
 #include <osg/Drawable>