diff options
Diffstat (limited to 'include/my_sys.h')
| -rw-r--r-- | include/my_sys.h | 17 |
1 files changed, 15 insertions, 2 deletions
diff --git a/include/my_sys.h b/include/my_sys.h index ac10628f943..727ff7c58b4 100644 --- a/include/my_sys.h +++ b/include/my_sys.h @@ -28,6 +28,19 @@ typedef struct my_aio_result { } my_aio_result; #endif +#ifdef HAVE_VALGRIND +# 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 */ + #ifndef THREAD extern int NEAR my_errno; /* Last error in mysys */ #else @@ -156,7 +169,7 @@ extern int NEAR my_errno; /* Last error in mysys */ #define my_memdup(A,B,C) _my_memdup((A),(B), __FILE__,__LINE__,C) #define my_strdup(A,C) _my_strdup((A), __FILE__,__LINE__,C) #define my_strndup(A,B,C) _my_strndup((A),(B),__FILE__,__LINE__,C) -#define TRASH(A,B) bfill(A, B, 0x8F) +#define TRASH(A,B) do { bfill(A, B, 0x8F); MEM_UNDEFINED(A, B); } while (0) #define QUICK_SAFEMALLOC sf_malloc_quick=1 #define NORMAL_SAFEMALLOC sf_malloc_quick=0 extern uint sf_malloc_prehunc,sf_malloc_endhunc,sf_malloc_quick; @@ -184,7 +197,7 @@ extern char *my_strndup(const char *from, size_t length, #define CALLER_INFO_PROTO /* nothing */ #define CALLER_INFO /* nothing */ #define ORIG_CALLER_INFO /* nothing */ -#define TRASH(A,B) /* nothing */ +#define TRASH(A,B) do{MEM_CHECK_ADDRESSABLE(A,B);MEM_UNDEFINED(A,B);} while (0) #endif #if defined(ENABLED_DEBUG_SYNC) |