diff --git a/bob/io/base/bobskin.h b/bob/io/base/bobskin.h
index 7e69132a01e663b86dcd645f8301f8f6e3e33816..d18cf6e40e1d70cc5daa15e6c1f71ff0f50c6225 100644
--- a/bob/io/base/bobskin.h
+++ b/bob/io/base/bobskin.h
@@ -13,9 +13,7 @@
#include <bob.io.base/array.h>
-extern "C" {
#include <bob.blitz/capi.h>
-}
/**
diff --git a/bob/io/base/include/bob.io.base/api.h b/bob/io/base/include/bob.io.base/api.h
index 001e8d4a5a282c082eb2adc862c0c9e15ff50619..b6858aa8d19209605c2dcfa31dffaba64726bba3 100644
--- a/bob/io/base/include/bob.io.base/api.h
+++ b/bob/io/base/include/bob.io.base/api.h
@@ -179,7 +179,7 @@ typedef struct {
PyBobIoCodec_GetDescription_RET PyBobIoCodec_GetDescription PyBobIoCodec_GetDescription_PROTO;
-#else
+#else // BOB_IO_BASE_MODULE
/* This section is used in modules that use `bob.io.base's' C-API */
@@ -301,4 +301,28 @@ typedef struct {
#endif /* BOB_IO_BASE_MODULE */
+
+#ifdef BOB_IMPORT_VERSION
+
+ /***************************************
+ * Here we define some functions that should be used to build version dictionaries in the version.cpp file
+ * There will be a compiler warning, when these functions are not used, so use them!
+ ***************************************/
+
+ #include <boost/preprocessor/stringize.hpp>
+ #include <hdf5.h>
+
+ /**
+ * The version of HDF5
+ */
+ static PyObject* hdf5_version() {
+ boost::format f("%s.%s.%s");
+ f % BOOST_PP_STRINGIZE(H5_VERS_MAJOR);
+ f % BOOST_PP_STRINGIZE(H5_VERS_MINOR);
+ f % BOOST_PP_STRINGIZE(H5_VERS_RELEASE);
+ return Py_BuildValue("s", f.str().c_str());
+ }
+
+#endif // BOB_IMPORT_VERSION
+
#endif /* BOB_IO_BASE_H */
diff --git a/bob/io/base/include/bob.io.base/config.h b/bob/io/base/include/bob.io.base/config.h
index 76fc73daa2d4501d9a2216f2c9876f1af49815b1..24cd8fd0617a50091a858cd54ced43d5cf500666 100644
--- a/bob/io/base/include/bob.io.base/config.h
+++ b/bob/io/base/include/bob.io.base/config.h
@@ -11,4 +11,25 @@
/* Macros that define versions and important names */
#define BOB_IO_BASE_API_VERSION 0x0200
+
+#ifdef BOB_IMPORT_VERSION
+
+ /***************************************
+ * Here we define some functions that should be used to build version dictionaries in the version.cpp file
+ * There will be a compiler warning, when these functions are not used, so use them!
+ ***************************************/
+
+ #include <Python.h>
+ #include <boost/preprocessor/stringize.hpp>
+
+ /**
+ * bob.io.base c/c++ api version
+ */
+ static PyObject* bob_io_base_version() {
+ return Py_BuildValue("{ss}", "api", BOOST_PP_STRINGIZE(BOB_IO_BASE_API_VERSION));
+ }
+
+#endif // BOB_IMPORT_VERSION
+
+
#endif /* BOB_IO_BASE_CONFIG_H */
diff --git a/bob/io/base/version.cpp b/bob/io/base/version.cpp
index 86e5fc572e19b967446272a42bed94acdd003d43..a25227019ea53019886c95af54e465358ca6724b 100644
--- a/bob/io/base/version.cpp
+++ b/bob/io/base/version.cpp
@@ -5,114 +5,20 @@
* @brief Binds configuration information available from bob
*/
-#include <Python.h>
+// include config.h without defining the bob_io_base_version function
+#include <bob.io.base/config.h>
+
+#define BOB_IMPORT_VERSION
+#define BOB_IO_BASE_MODULE
#ifdef NO_IMPORT_ARRAY
#undef NO_IMPORT_ARRAY
#endif
-#define BOB_IO_BASE_MODULE
-#include <bob.io.base/config.h>
-
-#include <string>
-#include <cstdlib>
-#include <blitz/blitz.h>
-#include <boost/preprocessor/stringize.hpp>
-#include <boost/version.hpp>
-#include <boost/format.hpp>
-#include <hdf5.h>
#include <bob.blitz/capi.h>
-#include <bob.blitz/cleanup.h>
-#include <bob.core/config.h>
-
-static int dict_steal(PyObject* d, const char* key, PyObject* value) {
- if (!value) return 0;
- auto value_ = make_safe(value);
- int retval = PyDict_SetItemString(d, key, value);
- if (retval == 0) return 1; //all good
- return 0; //a problem occurred
-}
-
-
-static int dict_set(PyObject* d, const char* key, const char* value) {
- PyObject* v = Py_BuildValue("s", value);
- return dict_steal(d, key, v);
-}
-
-/***********************************************************
- * Version number generation
- ***********************************************************/
-
-static PyObject* hdf5_version() {
- boost::format f("%s.%s.%s");
- f % BOOST_PP_STRINGIZE(H5_VERS_MAJOR);
- f % BOOST_PP_STRINGIZE(H5_VERS_MINOR);
- f % BOOST_PP_STRINGIZE(H5_VERS_RELEASE);
- return Py_BuildValue("s", f.str().c_str());
-}
-
-/**
- * Describes the version of Boost libraries installed
- */
-static PyObject* boost_version() {
- boost::format f("%d.%d.%d");
- f % (BOOST_VERSION / 100000);
- f % (BOOST_VERSION / 100 % 1000);
- f % (BOOST_VERSION % 100);
- return Py_BuildValue("s", f.str().c_str());
-}
-
-/**
- * Describes the compiler version
- */
-static PyObject* compiler_version() {
-# if defined(__GNUC__) && !defined(__llvm__)
- boost::format f("%s.%s.%s");
- f % BOOST_PP_STRINGIZE(__GNUC__);
- f % BOOST_PP_STRINGIZE(__GNUC_MINOR__);
- f % BOOST_PP_STRINGIZE(__GNUC_PATCHLEVEL__);
- return Py_BuildValue("{ssss}", "name", "gcc", "version", f.str().c_str());
-# elif defined(__llvm__) && !defined(__clang__)
- return Py_BuildValue("{ssss}", "name", "llvm-gcc", "version", __VERSION__);
-# elif defined(__clang__)
- return Py_BuildValue("{ssss}", "name", "clang", "version", __clang_version__);
-# else
- return Py_BuildValue("{ssss}", "name", "unsupported", "version", "unknown");
-# endif
-}
-
-/**
- * Python version with which we compiled the extensions
- */
-static PyObject* python_version() {
- boost::format f("%s.%s.%s");
- f % BOOST_PP_STRINGIZE(PY_MAJOR_VERSION);
- f % BOOST_PP_STRINGIZE(PY_MINOR_VERSION);
- f % BOOST_PP_STRINGIZE(PY_MICRO_VERSION);
- return Py_BuildValue("s", f.str().c_str());
-}
-
-/**
- * Numpy version
- */
-static PyObject* numpy_version() {
- return Py_BuildValue("{ssss}", "abi", BOOST_PP_STRINGIZE(NPY_VERSION),
- "api", BOOST_PP_STRINGIZE(NPY_API_VERSION));
-}
-
-/**
- * bob.blitz c/c++ api version
- */
-static PyObject* bob_blitz_version() {
- return Py_BuildValue("{ss}", "api", BOOST_PP_STRINGIZE(BOB_BLITZ_API_VERSION));
-}
-
-/**
- * bob.core c/c++ api version
- */
-static PyObject* bob_core_version() {
- return Py_BuildValue("{ss}", "api", BOOST_PP_STRINGIZE(BOB_CORE_API_VERSION));
-}
+#include <bob.core/api.h>
+// This will include config.h again, but will not do anything since its header guard is already defined.
+#include <bob.io.base/api.h>
static PyObject* build_version_dictionary() {
@@ -169,11 +75,8 @@ static PyObject* create_module (void) {
if (PyModule_AddObject(m, "externals", build_version_dictionary()) < 0) return 0;
/* imports dependencies */
- if (import_bob_blitz() < 0) {
- PyErr_Print();
- PyErr_Format(PyExc_ImportError, "cannot import `%s'", BOB_EXT_MODULE_NAME);
- return 0;
- }
+ if (import_bob_blitz() < 0) return 0;
+ if (import_bob_core_logging() < 0) return 0;
return Py_BuildValue("O", m);