validate canons without yatest_common

1 files changed, 72 insertions, 0 deletions

diff --git a/contrib/libs/pycxx/Python3/cxx_exceptions.cxx b/contrib/libs/pycxx/Python3/cxx_exceptions.cxx
new file mode 100644
index 00000000000..9dff2753ddd
--- /dev/null
+++ b/contrib/libs/pycxx/Python3/cxx_exceptions.cxx
@@ -0,0 +1,72 @@
+//
+//  cxx_exceptions.cxx
+//
+#include "../Exception.hxx"
+#include "../Extensions.hxx"
+
+#include <map>
+
+namespace Py
+{
+typedef void (*throw_exception_func_t)( PyObject* exc );
+
+std::map<void *, throw_exception_func_t> py_exc_type_to_exc_func;
+
+void addPythonException( ExtensionExceptionType &py_exc_type, throw_exception_func_t func )
+{
+    py_exc_type_to_exc_func.insert( std::make_pair( py_exc_type.ptr(), func ) );
+}
+
+void addPythonException( PyObject *py_exc_type, throw_exception_func_t func )
+{
+    py_exc_type_to_exc_func.insert( std::make_pair( py_exc_type, func ) );
+}
+
+void ifPyErrorThrowCxxException()
+{
+    if( PyErr_Occurred() )
+    {
+        PyObject *ptype, *pvalue, *ptrace;
+        PyErr_Fetch( &ptype, &pvalue, &ptrace );
+        PyErr_Restore( ptype, pvalue, ptrace );
+
+        Object q( ptype );
+
+        std::map<void *, throw_exception_func_t>::iterator func = py_exc_type_to_exc_func.find( ptype );
+        if( func != py_exc_type_to_exc_func.end() )
+        {
+#ifdef PYCXX_DEBUG
+            std::cout << "ifPyErrorThrowCxxException found throwFunc: " << q << std::endl;
+#endif
+            (func->second)(pvalue);
+        }
+        else
+        {
+#ifdef PYCXX_DEBUG
+            std::cout << "ifPyErrorThrowCxxException no throwFunc: " << q << std::endl;
+#endif
+            throw Exception();
+        }
+    }
+}
+
+void initExceptions()
+{
+    static bool init_done = false;
+    if( init_done )
+    {
+        return;
+    }
+
+#define PYCXX_STANDARD_EXCEPTION( eclass, bclass ) \
+    addPythonException( eclass::exceptionType(), eclass::throwFuncObj );
+
+#include "cxx_standard_exceptions.hxx"
+
+#undef PYCXX_STANDARD_EXCEPTION
+
+    init_done = true;
+}
+
+
+} // end of namespace Py