Merge pull request #373 from JohanMabille/visibility

Forces visibility of pybind symbols

Author: JohanMabille

include/xeus-python/xeus_python_config.hpp

@@ -36,4 +36,9 @@
     #define XEUS_PYTHON_API
 #endif
 
+#ifdef _MSC_VER
+    #define XPYT_FORCE_PYBIND11_EXPORT
+#else
+    #define XPYT_FORCE_PYBIND11_EXPORT __attribute__ ((visibility ("default")))
+#endif
 #endif

include/xeus-python/xtraceback.hpp

@@ -30,7 +30,9 @@ namespace xpyt
     };
 
     XEUS_PYTHON_API void register_filename_mapping(const std::string& filename, int execution_count);
-    XEUS_PYTHON_API xerror extract_error(py::error_already_set& error);
+    
+    XEUS_PYTHON_API XPYT_FORCE_PYBIND11_EXPORT
+    xerror extract_error(py::error_already_set& error);
 }
 
 #endif

include/xeus-python/xutils.hpp

@@ -28,7 +28,8 @@ namespace nl = nlohmann;
 
 namespace xpyt
 {
-    XEUS_PYTHON_API bool is_pyobject_true(const py::object& obj);
+    XEUS_PYTHON_API XPYT_FORCE_PYBIND11_EXPORT
+    bool is_pyobject_true(const py::object& obj);
 
     XEUS_PYTHON_API bool holding_gil();
 
@@ -43,8 +44,11 @@ namespace xpyt
         func;                            \
     }
 
-    XEUS_PYTHON_API void exec(const py::object& code, const py::object& scope = py::globals());
-    XEUS_PYTHON_API py::object eval(const py::object& code, const py::object& scope = py::globals());
+    XEUS_PYTHON_API XPYT_FORCE_PYBIND11_EXPORT
+    void exec(const py::object& code, const py::object& scope = py::globals());
+    
+    XEUS_PYTHON_API XPYT_FORCE_PYBIND11_EXPORT
+    py::object eval(const py::object& code, const py::object& scope = py::globals());
 }
 
 #endif