Resolved merge from 4.1 -> 5.0 (mainly Guilhem's work with mysqldump)

BitKeeper/etc/ignore:
  auto-union
configure.in:
  Auto merged
include/my_global.h:
  Auto merged
include/my_sys.h:
  Auto merged
include/mysql.h:
  Auto merged
include/mysqld_error.h:
  Auto merged
mysql-test/mysql-test-run.sh:
  Auto merged
mysql-test/r/alter_table.result:
  Auto merged
mysql-test/r/ndb_autodiscover.result:
  Auto merged
mysql-test/r/null.result:
  Auto merged
mysql-test/r/ps_2myisam.result:
  Auto merged
mysql-test/r/ps_3innodb.result:
  Auto merged
mysql-test/r/ps_4heap.result:
  Auto merged
mysql-test/r/ps_5merge.result:
  Auto merged
mysql-test/r/ps_6bdb.result:
  Auto merged
mysql-test/t/alter_table.test:
  Auto merged
mysql-test/t/null.test:
  Auto merged
ndb/src/mgmsrv/main.cpp:
  Auto merged
sql/field.cc:
  Auto merged
sql/ha_ndbcluster.cc:
  Auto merged
sql/handler.h:
  Auto merged
sql/item.cc:
  Auto merged
sql/item.h:
  Auto merged
sql/item_timefunc.cc:
  Auto merged
sql/mysqld.cc:
  Auto merged
sql/slave.cc:
  Auto merged
sql/slave.h:
  Auto merged
sql/sql_class.h:
  Auto merged
sql/sql_db.cc:
  Auto merged
sql/sql_lex.h:
  Auto merged
sql/share/czech/errmsg.txt:
  Auto merged
sql/share/danish/errmsg.txt:
  Auto merged
sql/share/dutch/errmsg.txt:
  Auto merged
sql/share/english/errmsg.txt:
  Auto merged
sql/share/estonian/errmsg.txt:
  Auto merged
sql/share/french/errmsg.txt:
  Auto merged
sql/share/german/errmsg.txt:
  Auto merged
sql/share/greek/errmsg.txt:
  Auto merged
sql/share/hungarian/errmsg.txt:
  Auto merged
sql/share/italian/errmsg.txt:
  Auto merged
sql/share/japanese/errmsg.txt:
  Auto merged
sql/share/korean/errmsg.txt:
  Auto merged
sql/share/norwegian-ny/errmsg.txt:
  Auto merged
sql/share/norwegian/errmsg.txt:
  Auto merged
sql/share/polish/errmsg.txt:
  Auto merged
sql/share/portuguese/errmsg.txt:
  Auto merged
sql/share/romanian/errmsg.txt:
  Auto merged
sql/share/russian/errmsg.txt:
  Auto merged
sql/share/serbian/errmsg.txt:
  Auto merged
sql/share/slovak/errmsg.txt:
  Auto merged
sql/share/spanish/errmsg.txt:
  Auto merged
sql/share/swedish/errmsg.txt:
  Auto merged
sql/share/ukrainian/errmsg.txt:
  Auto merged

4 files changed, 12 insertions, 0 deletions

diff --git a/include/my_dbug.h b/include/my_dbug.h
index 9174a8b1ef9..711ece4335c 100644
--- a/include/my_dbug.h
+++ b/include/my_dbug.h
@@ -38,6 +38,7 @@ extern	void _db_pargs_(uint _line_,const char *keyword);
 extern	void _db_doprnt_ _VARARGS((const char *format,...));
 extern	void _db_dump_(uint _line_,const char *keyword,const char *memory,
 		       uint length);
+extern	void _db_output_();
 extern	void _db_lock_file();
 extern	void _db_unlock_file();
 
@@ -66,6 +67,7 @@ extern	void _db_unlock_file();
 #define DEBUGGER_ON  _no_db_=0
 #define DBUG_LOCK_FILE { _db_lock_file(); }
 #define DBUG_UNLOCK_FILE { _db_unlock_file(); }
+#define DBUG_OUTPUT(A) { _db_output_(A); }
 #define DBUG_ASSERT(A) assert(A)
 #else						/* No debugger */
 
@@ -86,6 +88,7 @@ extern	void _db_unlock_file();
 #define DEBUGGER_ON
 #define DBUG_LOCK_FILE
 #define DBUG_UNLOCK_FILE
+#define DBUG_OUTPUT(A)
 #define DBUG_ASSERT(A) {}
 #endif
 #ifdef	__cplusplus
diff --git a/include/my_global.h b/include/my_global.h
index 0ace3123fae..369ba838698 100644
--- a/include/my_global.h
+++ b/include/my_global.h
@@ -370,6 +370,12 @@ int	__void__;
 #define LINT_INIT(var)
 #endif
 
+#if defined(_lint) || defined(FORCE_INIT_OF_VARS) || defined(HAVE_purify)
+#define PURIFY_OR_LINT_INIT(var) var=0
+#else
+#define PURIFY_OR_LINT_INIT(var)
+#endif
+
 /* Define some useful general macros */
 #if defined(__cplusplus) && defined(__GNUC__)
 #define max(a, b)	((a) >? (b))
diff --git a/include/my_sys.h b/include/my_sys.h
index e99b2d343ff..f95329950eb 100644
--- a/include/my_sys.h
+++ b/include/my_sys.h
@@ -221,6 +221,7 @@ extern ulong	my_cache_w_requests, my_cache_write, my_cache_r_requests,
 		my_cache_read;
 extern ulong	my_blocks_used, my_blocks_changed;
 extern ulong	my_file_opened,my_stream_opened, my_tmp_file_created;
+extern uint	mysys_usage_id;
 extern my_bool	my_init_done;
 
 					/* Point to current my_message() */
diff --git a/include/mysql.h b/include/mysql.h
index 0a7ab09c57b..0edd3873192 100644
--- a/include/mysql.h
+++ b/include/mysql.h
@@ -490,6 +490,8 @@ MYSQL_RES *     STDCALL mysql_list_fields(MYSQL *mysql, const char *table,
 					  const char *wild);
 unsigned long	STDCALL mysql_escape_string(char *to,const char *from,
 					    unsigned long from_length);
+unsigned long	STDCALL mysql_hex_string(char *to,const char *from,
+                                         unsigned long from_length);
 unsigned long STDCALL mysql_real_escape_string(MYSQL *mysql,
 					       char *to,const char *from,
 					       unsigned long length);