Berkeley DB

DbEnv::set_error_stream

						#include <db_cxx.h>
						void DbEnv::set_error_stream(class ostream*);
					

Description

When an error occurs in the Berkeley DB library, an exception is thrown or an errno value is returned by the method. In some cases, however, the errno value may be insufficient to completely describe the cause of the error, especially during initial application debugging.

The DbEnv::set_error_stream method is used to enhance the mechanism for reporting error messages to the application by setting the C++ ostream used for displaying additional Berkeley DB error messages. In some cases, when an error occurs, Berkeley DB will output an additional error message to the specified stream.

The error message will consist of the prefix string and a ...