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/* -*- mode: c++; c-basic-offset: 2; indent-tabs-mode: nil; -*-
* vim:expandtab:shiftwidth=2:tabstop=2:smarttab:
*
* Copyright (C) 2008 Sun Microsystems, Inc.
*
* 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_ERROR_H
#define DRIZZLED_ERROR_H
#include <string>
#include <boost/unordered_map.hpp>
#include <drizzled/definitions.h>
#include <drizzled/error/level_t.h>
#include <drizzled/error_t.h>
#include <drizzled/identifier.h>
#include <drizzled/visibility.h>
namespace drizzled
{
/* Max width of screen (for error messages) */
#define SC_MAXWIDTH 256
#define ERRMSGSIZE (SC_MAXWIDTH) /* Max length of a error message */
#define MY_FILE_ERROR ((size_t) -1)
#define ME_FATALERROR 1024 /* Fatal statement error */
/*
* Provides a mapping from the error enum values to std::strings.
*/
class ErrorMap
{
public:
typedef std::pair<std::string, std::string> value_type;
typedef boost::unordered_map<drizzled::error_t, value_type> ErrorMessageMap;
ErrorMap();
// Insert the message for the error. If the error already has an existing
// mapping, an error is logged, but the function continues.
void add(drizzled::error_t error_num, const std::string &error_name, const std::string &message);
// If there is no error mapping for the error_num, ErrorStringNotFound is raised.
const std::string &find(drizzled::error_t error_num) const;
static const ErrorMessageMap& get_error_message_map();
private:
// Disable copy and assignment.
ErrorMap(const ErrorMap &e);
ErrorMap& operator=(const ErrorMap &e);
ErrorMessageMap mapping_;
};
typedef void (*error_handler_func)(drizzled::error_t my_err,
const char *str,
myf MyFlags);
extern error_handler_func error_handler_hook;
// TODO: kill this method. Too much to do with this branch.
// This is called through the ER(x) macro.
DRIZZLED_API const char * error_message(drizzled::error_t err_index);
// Adds the message to the global error dictionary.
void add_error_message(drizzled::error_t error_code, const std::string &error_name,
const std::string& message);
#define DRIZZLE_ADD_ERROR_MESSAGE(code, msg) add_error_message(code, STRINGIFY_ARG(code), msg)
namespace error {
void access(drizzled::identifier::User::const_reference user);
void access(drizzled::identifier::User::const_reference user, drizzled::identifier::Schema::const_reference schema);
void access(drizzled::identifier::User::const_reference user, drizzled::identifier::Table::const_reference table);
const std::string &verbose_string();
error::level_t &verbosity();
void check_verbosity(const std::string &arg);
} // namespace error
DRIZZLED_API void my_error(const std::string &ref, error_t nr, myf MyFlags= MYF(0));
DRIZZLED_API void my_error(error_t nr, drizzled::Identifier::const_reference ref, myf MyFlags= MYF(0));
DRIZZLED_API void my_error(error_t nr);
DRIZZLED_API void my_error(error_t nr, myf MyFlags, ...);
void my_message(drizzled::error_t my_err, const char *str, myf MyFlags);
void my_printf_error(drizzled::error_t my_err, const char *format,
myf MyFlags, ...)
__attribute__((format(printf, 2, 4)));
} /* namespace drizzled */
#endif /* DRIZZLED_ERROR_H */
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