mariadb/include/my_valgrind.h
Michael Widenius e0a6b02c5d Merge with MySQL 5.1.49
Fixed Bug#52005 'JOIN_TAB->dependent' may be incorrectly propageted for multilevel outer joins' in a better way (patch from Sergey Petrunya)
2010-08-02 12:01:24 +03:00

42 lines
1.6 KiB
C

/* Copyright (C) 2010 Monty Program Ab
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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */
/* Some defines to make it easier to use valgrind */
#ifdef HAVE_valgrind
#define IF_VALGRIND(A,B) (A)
#else
#define IF_VALGRIND(A,B) (B)
#endif
#if defined(HAVE_valgrind)&& defined(HAVE_VALGRIND_MEMCHECK_H)
#include <valgrind/memcheck.h>
#define MEM_UNDEFINED(a,len) VALGRIND_MAKE_MEM_UNDEFINED(a,len)
#define MEM_NOACCESS(a,len) VALGRIND_MAKE_MEM_NOACCESS(a,len)
#define MEM_CHECK_ADDRESSABLE(a,len) VALGRIND_CHECK_MEM_IS_ADDRESSABLE(a,len)
#define MEM_CHECK_DEFINED(a,len) VALGRIND_CHECK_MEM_IS_DEFINED(a,len)
#else /* HAVE_VALGRIND */
# define MEM_UNDEFINED(a,len) ((void) 0)
# define MEM_NOACCESS(a,len) ((void) 0)
# define MEM_CHECK_ADDRESSABLE(a,len) ((void) 0)
# define MEM_CHECK_DEFINED(a,len) ((void) 0)
#endif /* HAVE_VALGRIND */
#ifdef SAFEMALLOC
#define TRASH(A,B) do { bfill(A, B, 0x8F); MEM_UNDEFINED(A, B); } while (0)
#else
#define TRASH(A,B) do{MEM_CHECK_ADDRESSABLE(A,B);MEM_UNDEFINED(A,B);} while (0)
#endif