Merge pull request SRombauts#51 from portwaypoint/master

Added support for extension loading

Author: SRombauts

include/SQLiteCpp/Database.h

@@ -336,6 +336,25 @@ class Database
                               apApp, apFunc, apStep, apFinal, apDestroy);
     }
 
+
+    /**
+     * @brief Load a module into the current sqlite database instance. 
+     *
+     *  This is the equivalent of the sqlite3_load_extension call, but additionally enables
+     *  module loading support prior to loading the requested module.
+     *
+     * @see http://www.sqlite.org/c3ref/load_extension.html
+     *
+     * @note UTF-8 text encoding assumed.
+     *
+     * @param[in] apExtensionName   Name of the shared library containing extension
+     * @param[in] apEntryPointName  Name of the entry point (NULL to let sqlite work it out)
+     *
+     * @throw SQLite::Exception in case of error
+     */
+    void loadExtension(const char* apExtensionName,
+         const char *apEntryPointName);
+
 private:
     /// @{ Database must be non-copyable
     Database(const Database&);

src/Database.cpp

@@ -151,5 +151,18 @@ void Database::createFunction(const char*   apFuncName,
     check(ret);
 }
 
+// Load an extension into the sqlite database. Only affects the current connection.
+// Parameter details can be found here: http://www.sqlite.org/c3ref/load_extension.html
+void Database::loadExtension(const char* apExtensionName,
+         const char *apEntryPointName)
+{
+    int ret = sqlite3_enable_load_extension(mpSQLite, 1);
+
+    check(ret);
+
+    ret = sqlite3_load_extension(mpSQLite, apExtensionName, apEntryPointName, 0);
+
+    check(ret);
+}
 
 }  // namespace SQLite