/* -*- mode: c++; c-basic-offset: 2; indent-tabs-mode: nil; -*- * vim:expandtab:shiftwidth=2:tabstop=2:smarttab: * * Copyright (C) 2008 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_SQL_ALLOC_H #define DRIZZLED_SQL_ALLOC_H #include #include class Session; void init_sql_alloc(MEM_ROOT *root, size_t block_size, size_t pre_alloc_size); void *sql_alloc(size_t); void *sql_calloc(size_t); char *sql_strdup(const char *str); char *sql_strmake(const char *str, size_t len); void *sql_memdup(const void * ptr, size_t size); void sql_element_free(void *ptr); void sql_kill(Session *session, ulong id, bool only_kill_query); char* query_table_status(Session *session,const char *db,const char *table_name); /* mysql standard class memory allocator */ class Sql_alloc { public: static void *operator new(size_t size) throw () { return sql_alloc(size); } static void *operator new[](size_t size) { return sql_alloc(size); } static void *operator new[](size_t size, MEM_ROOT *mem_root) throw () { return alloc_root(mem_root, size); } static void *operator new(size_t size, MEM_ROOT *mem_root) throw () { return alloc_root(mem_root, size); } static void operator delete(void *, size_t) { } static void operator delete(void *, MEM_ROOT *) { /* never called */ } static void operator delete[](void *, MEM_ROOT *) { /* never called */ } static void operator delete[](void *, size_t) { } #ifdef HAVE_purify bool dummy; inline Sql_alloc() :dummy(0) {} inline ~Sql_alloc() {} #else inline Sql_alloc() {} inline ~Sql_alloc() {} #endif }; #endif /* DRIZZLED_SQL_ALLOC_H */