raspberry pi fixes

cmake

@@ -1 +1 @@
-Subproject commit b0059eb8b0e3258c1350ad72a1c25ac95582ea2f
+Subproject commit 80fd16533e8c4b76e1164e5ebf543d832cf3a9f2

s/build

@@ -25,9 +25,11 @@ if [ ! -d $ROOT/$BUILD ]; then
   exit
 fi
 
-git submodule update
+if [ -z `which tolua` ]; then
 echo "build tolua"
 cd $ROOT/tolua ; make
+fi
+
 echo "build eressea"
 cd $ROOT/$BUILD
 make $MAKEOPTS && make test

s/cmake-init

@@ -34,12 +34,24 @@ if [ -d $HOME/usr ]; then
   PREFIX_PATH=$HOME/usr:$HOME/usr/local:$PREFIX_PATH
 fi
 
-if [ "$HAVE_TOLUA" = "0" ] || [ ! -e "$(which tolua)" ]; then
+path=`which tolua`
+echo "TOLUA $path"
+if [ "$HAVE_TOLUA" = "0" ] || [ ! -e $path ]; then
  echo "tolua is not installed, building from source"
  cd $ROOT/tolua ; make
  ARGS="$ARGS -DPC_TOLUA_DIR=$ROOT/tolua"
 fi
 
+path=`which lua`
+if [ -e $path ]; then
+ path=`dirname $path` # /opt/bin
+ path=`dirname $path` # /opt
+ if [ -e $path/include/lua.h ] && [ -d $path/lib ] ; then
+  echo "lua is installed in $path"
+  ARGS="$ARGS -DPC_LUA_DIR=$LUA"
+ fi
+fi
+
 cd $BIN_DIR
 cmake .. \
  $ARGS \

tolua

@@ -1 +1 @@
-Subproject commit b6e8304055a28f490aa347dfe51528324bb8575d
+Subproject commit e53fe09e5789083698d2efb1fd36250efa700c34