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/* -*- mode: c++; c-basic-offset: 2; indent-tabs-mode: nil; -*-
* vim:expandtab:shiftwidth=2:tabstop=2:smarttab:
*
* Copyright (C) 2008 Mark Atwood
*
* 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
*/
#include <drizzled/server_includes.h>
#include <drizzled/plugin_errmsg.h>
#include <drizzled/gettext.h>
#include <stdio.h> /* for vsnprintf */
#include <stdarg.h> /* for va_list */
#include <unistd.h> /* for write(2) */
/* todo, make this dynamic as needed */
#define MAX_MSG_LEN 8192
class Error_message_stderr : public Error_message_handler
{
public:
virtual bool errmsg(Session *, int , const char *format, va_list ap)
{
char msgbuf[MAX_MSG_LEN];
int prv, wrv;
prv= vsnprintf(msgbuf, MAX_MSG_LEN, format, ap);
if (prv < 0) return true;
/* a single write has a OS level thread lock
so there is no need to have mutexes guarding this write,
*/
wrv= write(2, msgbuf, prv);
if ((wrv < 0) || (wrv != prv)) return true;
return false;
}
};
static int errmsg_stderr_plugin_init(void *p)
{
Error_message_handler **handler= static_cast<Error_message_handler **>(p);
*handler= new Error_message_stderr();
return 0;
}
static int errmsg_stderr_plugin_deinit(void *p)
{
Error_message_stderr **handler= static_cast<Error_message_stderr **>(p);
if (handler)
delete handler;
return 0;
}
drizzle_declare_plugin(errmsg_stderr)
{
DRIZZLE_ERRMSG_PLUGIN,
"errmsg_stderr",
"0.1",
"Mark Atwood <mark@fallenpegasus.com>",
N_("Error Messages to stderr"),
PLUGIN_LICENSE_GPL,
errmsg_stderr_plugin_init,
errmsg_stderr_plugin_deinit,
NULL, /* status variables */
NULL, /* system variables */
NULL
}
drizzle_declare_plugin_end;
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