Merge branch 'github/10.0' into 10.1

5 files changed, 44 insertions, 19 deletions

diff --git a/include/ma_dyncol.h b/include/ma_dyncol.h
index 300474e061e..4f05b425afd 100644
--- a/include/ma_dyncol.h
+++ b/include/ma_dyncol.h
@@ -69,6 +69,9 @@ typedef struct st_mysql_lex_string LEX_STRING;
 #define DYNCOL_UTF (&my_charset_utf8_general_ci)
 #endif
 
+/* escape json strings */
+#define DYNCOL_JSON_ESC ((char)1)
+
 enum enum_dyncol_func_result
 {
   ER_DYNCOL_OK= 0,
diff --git a/include/my_compare.h b/include/my_compare.h
index 3440d9ef920..1c50ff93791 100644
--- a/include/my_compare.h
+++ b/include/my_compare.h
@@ -91,17 +91,19 @@ typedef struct st_HA_KEYSEG		/* Key-portion */
 
 #define size_to_store_key_length(length) ((length) < 255 ? 1 : 3)
 
-#define get_rec_bits(bit_ptr, bit_ofs, bit_len) \
-  (((((uint16) (bit_ptr)[1] << 8) | (uint16) (bit_ptr)[0]) >> (bit_ofs)) & \
-   ((1 << (bit_len)) - 1))
-
-#define set_rec_bits(bits, bit_ptr, bit_ofs, bit_len) \
-{ \
-  (bit_ptr)[0]= ((bit_ptr)[0] & ~(((1 << (bit_len)) - 1) << (bit_ofs))) | \
-                ((bits) << (bit_ofs)); \
-  if ((bit_ofs) + (bit_len) > 8) \
-    (bit_ptr)[1]= ((bit_ptr)[1] & ~((1 << ((bit_len) - 8 + (bit_ofs))) - 1)) | \
-                  ((bits) >> (8 - (bit_ofs))); \
+static inline uint16 get_rec_bits(const uchar *ptr, uchar ofs, uint len)
+{
+  uint16 val= ptr[0];
+  if (ofs + len > 8)
+    val|= (uint16)(ptr[1]) << 8;
+  return (val >> ofs) & ((1 << len) - 1);
+}
+
+static inline void set_rec_bits(uint16 bits, uchar *ptr, uchar ofs, uint len)
+{
+  ptr[0]= (ptr[0] & ~(((1 << len) - 1) << ofs)) | (bits << ofs);
+  if (ofs + len > 8)
+    ptr[1]= (ptr[1] & ~((1 << (len - 8 + ofs)) - 1)) | (bits >> (8 - ofs));
 }
 
 #define clr_rec_bits(bit_ptr, bit_ofs, bit_len) \
diff --git a/include/my_global.h b/include/my_global.h
index b9284b99577..acc54398cf8 100644
--- a/include/my_global.h
+++ b/include/my_global.h
@@ -1091,11 +1091,19 @@ static inline char *dlerror(void)
 #ifndef HAVE_DLERROR
 #define dlerror() ""
 #endif
+#ifndef HAVE_DLADDR
+#define dladdr(A, B) 0
+/* Dummy definition in case we're missing dladdr() */
+typedef struct { const char *dli_fname, dli_fbase; } Dl_info;
+#endif
 #else
 #define dlerror() "No support for dynamic loading (static build?)"
 #define dlopen(A,B) 0
 #define dlsym(A,B) 0
 #define dlclose(A) 0
+#define dladdr(A, B) 0
+/* Dummy definition in case we're missing dladdr() */
+typedef struct { const char *dli_fname, dli_fbase; } Dl_info;
 #endif
 
 /*
diff --git a/include/my_valgrind.h b/include/my_valgrind.h
index 3fb93350213..e3aa11ee355 100644
--- a/include/my_valgrind.h
+++ b/include/my_valgrind.h
@@ -13,6 +13,14 @@
    along with this program; if not, write to the Free Software
    Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02111-1301 USA */
 
+/* clang -> gcc */
+#ifndef __has_feature
+# define __has_feature(x) 0
+#endif
+#if __has_feature(address_sanitizer)
+# define __SANITIZE_ADDRESS__ 1
+#endif
+
 #ifdef HAVE_valgrind
 #define IF_VALGRIND(A,B) A
 #else
@@ -25,7 +33,13 @@
 # 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 */
+#elif defined(__SANITIZE_ADDRESS__)
+# include <sanitizer/asan_interface.h>
+# define MEM_UNDEFINED(a,len) ASAN_UNPOISON_MEMORY_REGION(a,len)
+# define MEM_NOACCESS(a,len) ASAN_POISON_MEMORY_REGION(a,len)
+# define MEM_CHECK_ADDRESSABLE(a,len) ((void) 0)
+# define MEM_CHECK_DEFINED(a,len) ((void) 0)
+#else
 # define MEM_UNDEFINED(a,len) ((void) 0)
 # define MEM_NOACCESS(a,len) ((void) 0)
 # define MEM_CHECK_ADDRESSABLE(a,len) ((void) 0)
@@ -33,11 +47,9 @@
 #endif /* HAVE_VALGRIND */
 
 #ifndef DBUG_OFF
-#define TRASH_FILL(A,B,C) do { const size_t trash_tmp= (B); memset(A, C, trash_tmp); MEM_UNDEFINED(A, trash_tmp); } while (0)
+#define TRASH_FILL(A,B,C) do { const size_t trash_tmp= (B); MEM_UNDEFINED(A, trash_tmp); memset(A, C, trash_tmp); } while (0)
 #else
-#define TRASH_FILL(A,B,C) do{ const size_t trash_tmp __attribute__((unused)) = (B) ; MEM_CHECK_ADDRESSABLE(A,trash_tmp);MEM_UNDEFINED(A,trash_tmp);} while (0)
+#define TRASH_FILL(A,B,C) do { const size_t trash_tmp __attribute__((unused))= (B); MEM_UNDEFINED(A,trash_tmp); } while (0)
 #endif
-#define TRASH_ALLOC(A,B) TRASH_FILL(A,B,0xA5)
-#define TRASH_FREE(A,B) TRASH_FILL(A,B,0x8F)
-#define TRASH(A,B) TRASH_FREE(A,B)
-
+#define TRASH_ALLOC(A,B) do { TRASH_FILL(A,B,0xA5); MEM_UNDEFINED(A,B); } while(0)
+#define TRASH_FREE(A,B) do { TRASH_FILL(A,B,0x8F); MEM_NOACCESS(A,B); } while(0)
diff --git a/include/welcome_copyright_notice.h b/include/welcome_copyright_notice.h
index cd7cd6692be..1b4b17cfc0d 100644
--- a/include/welcome_copyright_notice.h
+++ b/include/welcome_copyright_notice.h
@@ -17,7 +17,7 @@
 #ifndef _welcome_copyright_notice_h_
 #define _welcome_copyright_notice_h_
 
-#define COPYRIGHT_NOTICE_CURRENT_YEAR "2017"
+#define COPYRIGHT_NOTICE_CURRENT_YEAR "2018"
 
 /*
   This define specifies copyright notice which is displayed by every MySQL