fix install path on 64-bit windows with 64-bit installer

git-svn-id: http://www.openflipper.org/svnrepo/OpenFlipper/branches/Free@20397 383ad7c9-94d9-4d36-a494-682f7c89f535

cmake/package.cmake

@@ -145,6 +145,11 @@ if (WIN32)
 
   # window NSIS installer
   set (CPACK_GENERATOR "NSIS")
+  if (CMAKE_CL_64) #choose right install directory depending on 32/64 bit
+    set (CPACK_NSIS_INSTALL_ROOT "$PROGRAMFILES64")
+  else()
+    set (CPACK_NSIS_INSTALL_ROOT "$PROGRAMFILES")
+  endif()
   set (CPACK_PACKAGE_INSTALL_DIRECTORY "${CPACK_PACKAGE_NAME} ${CPACK_PACKAGE_VERSION_MAJOR}.${CPACK_PACKAGE_VERSION_MINOR}")
   set (CPACK_NSIS_DISPLAY_NAME "${OPENFLIPPER_PRODUCT_NAME} v${CPACK_PACKAGE_VERSION}")