module files are parsed for configuration by default

test/cxx_custom/cmake/autocmake.cfg

@@ -0,0 +1,16 @@
+[project]
+name: example
+
+[cxx]
+source: ../../../modules/cxx.cmake
+config: custom
+docopt: --cxx=<CXX> C++ compiler [default: g++].
+        --extra-cxx-flags=<EXTRA_CXXFLAGS> Extra C++ compiler flags [default: ''].
+export: 'CXX=%s' % arguments['--cxx']
+define: '-DEXTRA_CXXFLAGS="%s"' % arguments['--extra-cxx-flags']
+
+[default_build_paths]
+source: ../../../modules/default_build_paths.cmake
+
+[src]
+source: ../../../modules/src.cmake

test/cxx_custom/src/CMakeLists.txt

@@ -0,0 +1 @@
+add_executable(example example.cpp)

test/cxx_custom/src/example.cpp

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