Bug#20422957 FIX CMAKE WARNINGS IN C/C++

CMAKE version 2.8 is deprecated so cmake generated warnings.
WIth change to C++17, the minimum cmake version possible is 3.12.

Change-Id: I4fb41814d4f899a5765e8a92565e693819de4271

Author: silvakid

CMakeLists.txt

@@ -27,7 +27,7 @@
 # 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
 
 
-CMAKE_MINIMUM_REQUIRED(VERSION 3.1)
+CMAKE_MINIMUM_REQUIRED(VERSION 3.12)
 
 CMAKE_POLICY(VERSION 3.1)
 cmake_policy(SET CMP0022 NEW)

cdk/CMakeLists.txt

@@ -28,7 +28,7 @@
 
 
 
-CMAKE_MINIMUM_REQUIRED(VERSION 3.0)
+CMAKE_MINIMUM_REQUIRED(VERSION 3.12)
 
 cmake_policy(VERSION 3.0)
 

cdk/cmake/bootstrap/CMakeLists.txt

@@ -1,4 +1,4 @@
-# Copyright (c) 2021, Oracle and/or its affiliates. All rights reserved.
+# Copyright (c) 2021, 2023, Oracle and/or its affiliates. All rights reserved.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License, version 2.0, as
@@ -31,7 +31,7 @@
 # See bootstrap.cmake.
 #
 
-cmake_minimum_required(VERSION 3.0)
+cmake_minimum_required(VERSION 3.12)
 project(Bootstrap C CXX)
 include(TestBigEndian)
 test_big_endian(big_endian)

cdk/cmake/headers/check.cmake.in

@@ -31,14 +31,14 @@
 # Auto generated file for compiling public header tests
 #
 
-CMAKE_MINIMUM_REQUIRED(VERSION 2.6)
+CMAKE_MINIMUM_REQUIRED(VERSION 3.12)
 PROJECT(Headers_check)
 
 add_compile_options(/wd4251)  # FIXME: DLL warning
 add_compile_options(/wd4521)  # multiple copy ctors
 
 if (CMAKE_COMPILER_IS_GNUCXX OR CMAKE_CXX_COMPILER_ID MATCHES "Clang")
-  add_compile_options("-std=c++11")
+  add_compile_options("-std=c++17")
 endif()
 
 INCLUDE_DIRECTORIES(@hdr_include_dir@)

cdk/core/CMakeLists.txt

@@ -27,7 +27,7 @@
 # 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
 
 
-cmake_minimum_required(VERSION 2.8)
+cmake_minimum_required(VERSION 3.12)
 # TODO: Why it is not enough to set it in the top-level CMakeLists.txt?
 #cmake_policy(SET CMP0023 OLD)
 

cdk/protocol/mysqlx/tests/CMakeLists.txt

@@ -26,7 +26,7 @@
 # along with this program; if not, write to the Free Software Foundation, Inc.,
 # 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
 
-cmake_minimum_required (VERSION 2.8)
+cmake_minimum_required (VERSION 3.12)
 
 if (WITH_TESTS)
 

jdbc/CMakeLists.txt

@@ -28,7 +28,7 @@
 
 
 PROJECT(MYSQLCPPCONN)
-cmake_minimum_required(VERSION 3.1)
+cmake_minimum_required(VERSION 3.12)
 
 if(POLICY CMP0003)
   cmake_policy(SET CMP0003 NEW)

testapp/CMakeLists.txt

@@ -27,7 +27,7 @@
 # 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
 
 
-cmake_minimum_required(VERSION 2.8)
+cmake_minimum_required(VERSION 2.8.12)
 PROJECT(MySQL_CONCPP_TEST)
 
 #