Add Cmake files

cmake/hoto_update_cmake_message.cmake

@@ -0,0 +1,25 @@
+# Copyright 2006 The QElectroTech Team
+# This file is part of QElectroTech.
+#
+# QElectroTech is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 2 of the License, or
+# (at your option) any later version.
+#
+# QElectroTech is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with QElectroTech. If not, see <http://www.gnu.org/licenses/>.
+
+if(${CMAKE_VERSION} VERSION_LESS 3.14)
+  message(
+    "_____________________________________________________________________")
+  message("to update Cmake on linux:")
+  message(
+    "curl https://github.com/Kitware/CMake/releases/download/v3.19.1/cmake-3.19.1-Linux-x86_64.sh -o cmake.sh")
+  message(
+    "sudo sh cmake.sh --prefix=/usr/local/ --exclude-subdir")
+endif()