Fix warning about cmake minimum version being too low.

Author: Kasper Peeters

CMakeLists.txt

@@ -1,5 +1,5 @@
 set(CMAKE_LEGACY_CYGWIN_WIN32 0)
-set(CADABRA_CMAKE_VERSION 3.1)
+set(CADABRA_CMAKE_VERSION 3.5)
 
 # Policy settings for CMake to resolve ambiguities.
 
@@ -332,6 +332,8 @@ else()
 	set(PYTHON_MOD_SUFFIX "${PYTHON_SOABI}.so")
 endif()
 
+message(STATUS "Python module extension ${PYTHON_MOD_SUFFIX}")
+
 
 #---------------------------------------------------------------------------
 # Add subdirectories to project.

cmake/version.cmake

@@ -1,7 +1,7 @@
 set(CADABRA_VERSION_MAJOR 2)
 set(CADABRA_VERSION_MINOR 4)
-set(CADABRA_VERSION_PATCH 3)
-set(CADABRA_VERSION_TWEAK 5)
+set(CADABRA_VERSION_PATCH 4)
+set(CADABRA_VERSION_TWEAK 0)
 set(COPYRIGHT_YEARS "2001-2023")
 math(EXPR SYSTEM_BITS "${CMAKE_SIZEOF_VOID_P} * 8")
 find_program(GIT git PATHS ${GIT_DIR})

core/CMakeLists.txt

@@ -1,4 +1,4 @@
-cmake_minimum_required(VERSION 3.1) # Required for various macros
+cmake_minimum_required(VERSION ${CADABRA_CMAKE_VERSION}) # Required for various macros
 project(Cadabra)
 
 

core/packages/CMakeLists.txt

@@ -1,4 +1,4 @@
-cmake_minimum_required(VERSION 3.1) 
+cmake_minimum_required(VERSION ${CADABRA_CMAKE_VERSION}) 
 project(Cadabra)