+
+which_cmake=`which cmake` #cmake necessary
+echo $which_cmake
+if [ x$which_cmake = x ] ; then
+ echo "Try to install cmake"
+ if [ -e /usr/bin/apt-get ] ; then
+ sudo apt-get -y remove cmake
+ sudo apt-get -y install cmake
+ fi
+ if [ -e /usr/bin/yum ] ; then
+ sudo yum -y install cmake
+ fi
+ if [ x$arch = xDarwin ] ; then
+ sudo fink -y install cmake
+ fi
+fi
+
+which_cmake_version=`cmake --version`
+which_cpack_version=`cpack --version`
+which_ctest_version=`ctest --version`
+echo "current version of cmake : $which_cmake_version"
+echo "current version of cpack : $which_cpack_version"
+echo "current version of ctest : $which_ctest_version"
+if [ "x$which_cmake_version" != "xcmake version 2.8.1" ] ; then
+ which_cmake=`which cmake`
+ which_cpack=`which cpack`
+ which_ctest=`which ctest`
+ cp -rf ~/cmake-2.8.1/ ./
+ cd ./cmake-2.8.1/
+ cmake . > /dev/null
+ make -j > /dev/null 2>&1
+ sudo ln -sf `pwd`/bin/cmake $which_cmake
+ sudo ln -sf `pwd`/bin/cpack $which_cpack
+ sudo ln -sf `pwd`/bin/ctest $which_ctest
+ which_cmake_version=`cmake --version`
+ which_cpack_version=`cpack --version`
+ which_ctest_version=`ctest --version`
+ echo "new version of cmake : $which_cmake_version"
+ echo "new version of cpack : $which_cpack_version"
+ echo "new version of ctest : $which_ctest_version"
+ cd ..
+fi