merge with 5.1

7 files changed, 102 insertions, 16 deletions

diff --git a/include/my_attribute.h b/include/my_attribute.h
index 8309d85f20a..ce14a5298ec 100644
--- a/include/my_attribute.h
+++ b/include/my_attribute.h
@@ -30,10 +30,15 @@
 #ifndef __attribute__
 # if !defined(__GNUC__)
 #  define __attribute__(A)
-# elif GCC_VERSION < 2008
-#  define __attribute__(A)
-# elif defined(__cplusplus) && GCC_VERSION < 3004
-#  define __attribute__(A)
+# else
+#  ifndef GCC_VERSION
+#   define GCC_VERSION (__GNUC__ * 1000 + __GNUC_MINOR__)
+#  endif
+#  if GCC_VERSION < 2008
+#   define __attribute__(A)
+#  elif defined(__cplusplus) && GCC_VERSION < 3004
+#   define __attribute__(A)
+#  endif
 # endif
 #endif
 
diff --git a/include/my_compiler.h b/include/my_compiler.h
index 1cd46ff4260..c7d334999d0 100644
--- a/include/my_compiler.h
+++ b/include/my_compiler.h
@@ -32,8 +32,15 @@
 
 /* GNU C/C++ */
 #if defined __GNUC__
+/* Convenience macro to test the minimum required GCC version. */
+# define MY_GNUC_PREREQ(maj, min) \
+    ((__GNUC__ << 16) + __GNUC_MINOR__ >= ((maj) << 16) + (min))
 /* Any after 2.95... */
 # define MY_ALIGN_EXT
+/* Comunicate to the compiler the unreachability of the code. */
+# if MY_GNUC_PREREQ(4,5)
+#   define MY_ASSERT_UNREACHABLE()   __builtin_unreachable()
+# endif
 
 /* Microsoft Visual C++ */
 #elif defined _MSC_VER
@@ -67,7 +74,7 @@
 #endif
 
 /**
-  Generic compiler-dependent features.
+  Generic (compiler-independent) features.
 */
 #ifndef MY_ALIGNOF
 # ifdef __cplusplus
@@ -79,6 +86,10 @@
 # endif
 #endif
 
+#ifndef MY_ASSERT_UNREACHABLE
+# define MY_ASSERT_UNREACHABLE()  do { assert(0); } while (0)
+#endif
+
 /**
   C++ Type Traits
 */
diff --git a/include/my_dbug.h b/include/my_dbug.h
index b32f12af8a0..e1cd4e2b7dc 100644
--- a/include/my_dbug.h
+++ b/include/my_dbug.h
@@ -1,4 +1,4 @@
-/* Copyright (C) 2000 MySQL AB & 2009 Monty Program Ab
+/* Copyright (C) 2000 MySQL AB & Oracle & 2009 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
@@ -13,8 +13,12 @@
    along with this program; if not, write to the Free Software
    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA */
 
-#ifndef _dbug_h
-#define _dbug_h
+#ifndef _my_dbug_h
+#define _my_dbug_h
+
+#ifndef __WIN__
+#include <signal.h>
+#endif  /* not __WIN__ */
 
 #if defined(__cplusplus) && !defined(DBUG_OFF)
 class Dbug_violation_helper
@@ -128,8 +132,35 @@ extern  void _db_flush_();
 #define DEBUGGER_OFF                    do { _dbug_on_= 0; } while(0)
 #define DEBUGGER_ON                     do { _dbug_on_= 1; } while(0)
 #define IF_DBUG(A) A
+#ifndef __WIN__
 #define DBUG_ABORT()                    (_db_flush_(), abort())
-#else                                           /* No debugger */
+#else
+/*
+  Avoid popup with abort/retry/ignore buttons. When BUG#31745 is fixed we can
+  call abort() instead of _exit(3) (now it would cause a "test signal" popup).
+*/
+#include <crtdbg.h>
+#define DBUG_ABORT() (_db_flush_(),\
+                     (void)_CrtSetReportMode(_CRT_ERROR, _CRTDBG_MODE_FILE),\
+                     (void)_CrtSetReportFile(_CRT_ERROR, _CRTDBG_FILE_STDERR),\
+                     _exit(3))
+#endif
+
+/*
+  Make the program fail, without creating a core file.
+  abort() will send SIGABRT which (most likely) generates core.
+  Use SIGKILL instead, which cannot be caught.
+  We also pause the current thread, until the signal is actually delivered.
+  An alternative would be to use _exit(EXIT_FAILURE),
+  but then valgrind would report lots of memory leaks.
+ */
+#ifdef __WIN__
+#define DBUG_SUICIDE() DBUG_ABORT()
+#else
+#define DBUG_SUICIDE() (_db_flush_(), kill(getpid(), SIGKILL), pause())
+#endif
+
+#else						/* No debugger */
 
 #define DBUG_ENTER(a1)
 #define DBUG_VIOLATION_HELPER_LEAVE do { } while(0)
@@ -159,9 +190,12 @@ extern  void _db_flush_();
 #define DEBUGGER_OFF                    do { } while(0)
 #define DEBUGGER_ON                     do { } while(0)
 #define IF_DBUG(A)
-#define DBUG_ABORT()                    abort()
+#define DBUG_ABORT()                    do { } while(0)
+#define DBUG_SUICIDE()                  do { } while(0)
+
 #endif
 #ifdef  __cplusplus
 }
 #endif
-#endif
+
+#endif /* _my_dbug_h */
diff --git a/include/my_pthread.h b/include/my_pthread.h
index f7aad5dec64..169225c1e9b 100644
--- a/include/my_pthread.h
+++ b/include/my_pthread.h
@@ -517,7 +517,8 @@ int safe_mutex_destroy(safe_mutex_t *mp,const char *file, uint line);
 int safe_cond_wait(pthread_cond_t *cond, safe_mutex_t *mp,const char *file,
 		   uint line);
 int safe_cond_timedwait(pthread_cond_t *cond, safe_mutex_t *mp,
-			struct timespec *abstime, const char *file, uint line);
+                        const struct timespec *abstime,
+                        const char *file, uint line);
 void safe_mutex_global_init(void);
 void safe_mutex_end(FILE *file);
 void safe_mutex_free_deadlock_data(safe_mutex_t *mp);
diff --git a/include/mysql.h b/include/mysql.h
index cbdfb8387c6..19aab89283b 100644
--- a/include/mysql.h
+++ b/include/mysql.h
@@ -230,7 +230,8 @@ struct st_mysql_options {
 
 enum mysql_status 
 {
-  MYSQL_STATUS_READY,MYSQL_STATUS_GET_RESULT,MYSQL_STATUS_USE_RESULT
+  MYSQL_STATUS_READY, MYSQL_STATUS_GET_RESULT, MYSQL_STATUS_USE_RESULT,
+  MYSQL_STATUS_STATEMENT_GET_RESULT
 };
 
 enum mysql_protocol_type 
diff --git a/include/mysql.h.pp b/include/mysql.h.pp
index 48d3b804dd9..f9f38b67f96 100644
--- a/include/mysql.h.pp
+++ b/include/mysql.h.pp
@@ -293,7 +293,8 @@ struct st_mysql_options {
 };
 enum mysql_status
 {
-  MYSQL_STATUS_READY,MYSQL_STATUS_GET_RESULT,MYSQL_STATUS_USE_RESULT
+  MYSQL_STATUS_READY, MYSQL_STATUS_GET_RESULT, MYSQL_STATUS_USE_RESULT,
+  MYSQL_STATUS_STATEMENT_GET_RESULT
 };
 enum mysql_protocol_type
 {
diff --git a/include/sha1.h b/include/sha1.h
index e476456a9bd..787896e7476 100644
--- a/include/sha1.h
+++ b/include/sha1.h
@@ -6,12 +6,13 @@
 
  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
+ 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 */
+ Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+*/
 
 /*
  This is the header file for code which implements the Secure
@@ -25,6 +26,38 @@
  Please read the file sha1.c for more information.
 
  Modified 2002 by Peter Zaitsev to better follow MySQL standards
+
+  Original Source from: http://www.faqs.org/rfcs/rfc3174.html
+
+  Copyright (C) The Internet Society (2001).  All Rights Reserved.
+
+  This document and translations of it may be copied and furnished to
+  others, and derivative works that comment on or otherwise explain it
+  or assist in its implementation may be prepared, copied, published
+  and distributed, in whole or in part, without restriction of any
+  kind, provided that the above copyright notice and this paragraph are
+  included on all such copies and derivative works.  However, this
+  document itself may not be modified in any way, such as by removing
+  the copyright notice or references to the Internet Society or other
+  Internet organizations, except as needed for the purpose of
+  developing Internet standards in which case the procedures for
+  copyrights defined in the Internet Standards process must be
+  followed, or as required to translate it into languages other than
+  English.
+
+  The limited permissions granted above are perpetual and will not be
+  revoked by the Internet Society or its successors or assigns.
+
+  This document and the information contained herein is provided on an
+  "AS IS" basis and THE INTERNET SOCIETY AND THE INTERNET ENGINEERING
+  TASK FORCE DISCLAIMS ALL WARRANTIES, EXPRESS OR IMPLIED, INCLUDING
+  BUT NOT LIMITED TO ANY WARRANTY THAT THE USE OF THE INFORMATION
+  HEREIN WILL NOT INFRINGE ANY RIGHTS OR ANY IMPLIED WARRANTIES OF
+  MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.
+
+  Acknowledgement 
+  Funding for the RFC Editor function is currently provided by the 
+  Internet Society. 
 */