fixing install script

install

 #! /bin/bash
 
+source script/discover_os
+discover_os
+
 ## Check and try to install the prerequisites
 
 script/pre_req
@@ -105,12 +108,13 @@ if [ $MPI_installed -eq 1 ]; then
   echo -e "\033[1;34;5m ----------------- MPI -----------------  \033[0m"
   echo -e "  MPI has been installed into: \033[1m $HOME/MPI \033[0m"
   echo ""
-  echo -e "\033[1;34m  On Linux: \033[0m"
-  echo -e "\033[1m  export PATH=\"\$PATH:\$HOME/MPI \" \033[0m "
-  echo -e "\033[1m  export LD_LIBRARY_PATH=\"\$LD_LIBRARY_PATH:\$HOME/MPI/lib\" \033[0m "
-  echo -e "\033[1;34m  On OSX: \033[0m"
-  echo -e "\033[1m  export PATH=\"\$PATH:\$HOME/MPI \" \033[0m "
-  echo -e "\033[1m  export DYLD_LIBRARY_PATH=\"\$DYLD_LIBRARY_PATH:\$HOME/MPI/lib\" \033[0m"
+  if [ x"$platform" = "linux" ]; then
+    echo -e "\033[1m  export PATH=\"\$PATH:\$HOME/MPI \" \033[0m "
+    echo -e "\033[1m  export LD_LIBRARY_PATH=\"\$LD_LIBRARY_PATH:\$HOME/MPI/lib\" \033[0m "
+  else
+    echo -e "\033[1m  export PATH=\"\$PATH:\$HOME/MPI \" \033[0m "
+    echo -e "\033[1m  export DYLD_LIBRARY_PATH=\"\$DYLD_LIBRARY_PATH:\$HOME/MPI/lib\" \033[0m"
+  fi
 fi
 
 if [ $METIS_installed -eq 1 ]; then
@@ -119,11 +123,11 @@ if [ $METIS_installed -eq 1 ]; then
   echo -e "\033[1;34;5m ---------------- METIS ---------------- \033[0m"
   echo -e "  METIS has been installed into: \033[1m $HOME/METIS \033[0m"
   echo ""
-  echo -e "\033[1;34m  On Linux: \033[0m"
-  echo -e "\033[1m  export LD_LIBRARY_PATH=\"\$LD_LIBRARY_PATH:\$HOME/METIS/lib\" \033[0m "
-  echo -e "\033[1;34m  On OSX: \033[0m"
-  echo -e "\033[1m  export DYLD_LIBRARY_PATH=\"\$DYLD_LIBRARY_PATH:\$HOME/METIS/lib\" \033[0m"
-
+  if [ x"$platform" = "linux" ]; then
+    echo -e "\033[1m  export LD_LIBRARY_PATH=\"\$LD_LIBRARY_PATH:\$HOME/METIS/lib\" \033[0m "
+  else
+    echo -e "\033[1m  export DYLD_LIBRARY_PATH=\"\$DYLD_LIBRARY_PATH:\$HOME/METIS/lib\" \033[0m"
+  fi
 fi
 
 if [ $BOOST_installed -eq 1 ]; then
@@ -132,12 +136,11 @@ if [ $BOOST_installed -eq 1 ]; then
   echo -e "\033[1;34;5m ---------------- BOOST ---------------- \033[0m"
   echo -e "  BOOST has been installed into: \033[1m $HOME/BOOST \033[0m"
   echo ""
-  echo -e "\033[1;34m  On Linux: \033[0m"
-  echo -e "\033[1m  export LD_LIBRARY_PATH=\"\$LD_LIBRARY_PATH:\$HOME/BOOST/lib\" \033[0m "
-  echo -e "\033[1;34m  On OSX: \033[0m"
-  echo -e "\033[1m  export DYLD_LIBRARY_PATH=\"\$DYLD_LIBRARY_PATH:\$HOME/BOOST/lib\" \033[0m"
-
-
+  if [ x"$platform" = "linux" ]; then
+    echo -e "\033[1m  export LD_LIBRARY_PATH=\"\$LD_LIBRARY_PATH:\$HOME/BOOST/lib\" \033[0m "
+  else
+    echo -e "\033[1m  export DYLD_LIBRARY_PATH=\"\$DYLD_LIBRARY_PATH:\$HOME/BOOST/lib\" \033[0m"
+  fi
 fi
 echo ""
 echo ""

script/pre_req

 #! /bin/bash
 
 source script/discover_package_manager
+source script/discover_os
 
-platform=unknown
-
-
-if [[ "$OSTYPE" == "linux-gnu" ]]; then
-        echo -e "We are on\033[1;34m LINUX \033[0m"
-        platform=linux
-elif [[ "$OSTYPE" == "darwin"* ]]; then
-        echo -e "We are on\033[1;34m MAC OSX \033[0m"
-        platform=osx
-elif [[ "$OSTYPE" == "cygwin" ]]; then
-        echo -e "We are on\033[1;34m CYGWIN \033[0m"
-        echo "This platform is not supported"
-        exit 1
-elif [[ "$OSTYPE" == "msys" ]]; then
-        echo -e "We are on\033[1;34m Microsoft Window \033[0m"
-        echo "This platform is not supported"
-        exit 1
-elif [[ "$OSTYPE" == "win32" ]]; then
-        echo -e "We are on\033[1;34m Microsoft Window \033[0m"
-        echo "This platform is not supported"
-        exit 1
-elif [[ "$OSTYPE" == "freebsd"* ]]; then
-        echo -e "We are on\033[1;34m FREEBSD \033[0m"
-        echo "This platform is not supported"
-        exit 1
-else
-        echo -e "We are on an\033[1;34m unknown OS \033[0m"
-        echo "This platform is not supported"
-        exit 1
-fi
-
+discover_os
 discover_package_manager $platform
 pcman=discover_package_manager_ret