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/* -*- mode: c++; c-basic-offset: 2; indent-tabs-mode: nil; -*-
* vim:expandtab:shiftwidth=2:tabstop=2:smarttab:
*
* Copyright (C) 2009 Sun Microsystems
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; version 2 of the License.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
#ifndef DRIZZLED_MODULE_MANIFEST_H
#define DRIZZLED_MODULE_MANIFEST_H
/**
* @file Defines a Plugin Manifest
*
* A module::Manifest is the struct contained in every Plugin Library.
*/
#include "drizzled/module/context.h"
#include "drizzled/module/option_context.h"
namespace drizzled
{
struct drizzle_show_var;
struct drizzle_sys_var;
/* We use the following strings to define licenses for plugins */
enum plugin_license_type {
PLUGIN_LICENSE_GPL,
PLUGIN_LICENSE_BSD,
PLUGIN_LICENSE_LGPL,
PLUGIN_LICENSE_PROPRIETARY,
PLUGIN_LICENSE_MAX=PLUGIN_LICENSE_LGPL
};
namespace module
{
typedef int (*initialize_func_t)(::drizzled::module::Context &);
typedef void (*options_func_t)(::drizzled::module::option_context &);
/**
* Plugin Manfiest
*
* One Manifest is required per plugin library which is to be dlopened
*
* This is a struct and not a class because it is staticly defined in the
* plugin objects and needs to be a POD as it can, or else it won't compile.
*/
struct Manifest
{
uint64_t drizzle_version; /* Drizzle version the plugin was compiled for */
const char *name; /* plugin name (for SHOW PLUGINS) */
const char *version; /* plugin version (for SHOW PLUGINS) */
const char *author; /* plugin author (for SHOW PLUGINS) */
const char *descr; /* general descriptive text (for SHOW PLUGINS ) */
plugin_license_type license; /* plugin license (PLUGIN_LICENSE_XXX) */
initialize_func_t init; /* function to invoke when plugin is loaded */
drizzle_sys_var **system_vars;
options_func_t init_options; /* register command line options */
};
} /* namespace module */
} /* namespace drizzled */
#endif /* DRIZZLED_MODULE_MANIFEST_H */
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