add possibility to pass options to cmake via setup.py

test/extra_cmake_options/cmake/autocmake.cfg

@@ -0,0 +1,11 @@
+[project]
+name: example
+
+[cxx]
+source: ../../../modules/cxx.cmake
+
+[default_build_paths]
+source: ../../../modules/default_build_paths.cmake
+
+[src]
+source: ../../../modules/src.cmake

test/extra_cmake_options/src/CMakeLists.txt

@@ -0,0 +1,13 @@
+# here we test setting -DENABLE_SOMETHING=OFF -DFOO=ON
+# setup.py script
+option(ENABLE_SOMETHING "Enable something" ON)
+option(ENABLE_FOO "Enable FOO" OFF)
+
+if(ENABLE_SOMETHING)
+    message(FATAL_ERROR "This test failed")
+endif()
+if(NOT ENABLE_FOO)
+    message(FATAL_ERROR "This test failed")
+endif()
+
+add_executable(example example.cpp)

test/extra_cmake_options/src/example.cpp

@@ -0,0 +1,7 @@
+#include <iostream>
+
+int main()
+{
+    std::cout << "Hello World!";
+    return 0;
+}