less assumptions about the generated CMakeLists.txt

modules/build_info.cmake

@@ -1,6 +1,15 @@
 # Copyright (c) 2015 by Radovan Bast and Jonas Juselius
 # see https://github.com/scisoft/autocmake/blob/master/LICENSE
 
+# generated cmake files will be written to this path
+# only build info is generated
+# everything else is static for the user
+file(MAKE_DIRECTORY ${PROJECT_BINARY_DIR}/generated_by_cmake)
+set(CMAKE_MODULE_PATH
+    ${CMAKE_MODULE_PATH}
+    ${PROJECT_BINARY_DIR}/generated_by_cmake
+    )
+
 #-------------------------------------------------------------------------------
 
 function(get_git_info

modules/safe_guards.cmake

@@ -15,5 +15,9 @@ function(guard_against_bad_build_types in_build_type)
     endif()
 endfunction()
 
+if(NOT CMAKE_BUILD_TYPE)
+    set(CMAKE_BUILD_TYPE "Debug")
+endif()
+
 guard_against_in_source(${PROJECT_SOURCE_DIR} ${PROJECT_BINARY_DIR})
 guard_against_bad_build_types(${CMAKE_BUILD_TYPE})

modules/version.cmake

@@ -0,0 +1,9 @@
+# determine program version from file, example: "14.1"
+# the reason why this information is stored
+# in a file and not as cmake variable
+# is that cmake-unaware programs can
+# parse and use it (e.g. Sphinx)
+if(EXISTS "${PROJECT_SOURCE_DIR}/VERSION")
+    file(READ "${PROJECT_SOURCE_DIR}/VERSION" PROGRAM_VERSION)
+    string(STRIP "${PROGRAM_VERSION}" PROGRAM_VERSION)
+endif()