Merge station.:/mnt/raid/alik/MySQL/devel/5.1

into  station.:/mnt/raid/alik/MySQL/devel/5.1-rt

5 files changed, 16 insertions, 11 deletions

diff --git a/include/m_string.h b/include/m_string.h
index 00fb4cb0656..9d2a30917bd 100644
--- a/include/m_string.h
+++ b/include/m_string.h
@@ -200,6 +200,7 @@ double my_strtod(const char *str, char **end, int *error);
 double my_atof(const char *nptr);
 
 extern char *llstr(longlong value,char *buff);
+extern char *ullstr(longlong value,char *buff);
 #ifndef HAVE_STRTOUL
 extern long strtol(const char *str, char **ptr, int base);
 extern ulong strtoul(const char *str, char **ptr, int base);
diff --git a/include/my_getopt.h b/include/my_getopt.h
index 30c2eb9531a..14f8e6df95b 100644
--- a/include/my_getopt.h
+++ b/include/my_getopt.h
@@ -74,7 +74,9 @@ extern void my_print_variables(const struct my_option *options);
 extern void my_getopt_register_get_addr(uchar ** (*func_addr)(const char *, uint,
 							   const struct my_option *));
 
-ulonglong getopt_ull_limit_value(ulonglong num, const struct my_option *optp);
+ulonglong getopt_ull_limit_value(ulonglong num, const struct my_option *optp,
+                                 bool *fix);
+longlong getopt_ll_limit_value(longlong, const struct my_option *,bool *fix);
 my_bool getopt_compare_strings(const char *s, const char *t, uint length);
 
 C_MODE_END
diff --git a/include/mysql_com.h b/include/mysql_com.h
index b94a783e839..7eefad44716 100644
--- a/include/mysql_com.h
+++ b/include/mysql_com.h
@@ -396,14 +396,17 @@ typedef struct st_udf_args
 
 typedef struct st_udf_init
 {
-  my_bool maybe_null;			/* 1 if function can return NULL */
-  unsigned int decimals;		/* for real functions */
-  unsigned long max_length;		/* For string functions */
-  char	  *ptr;				/* free pointer for function data */
-  /* 0 if result is independent of arguments */
-  my_bool const_item;
+  my_bool maybe_null;          /* 1 if function can return NULL */
+  unsigned int decimals;       /* for real functions */
+  unsigned long max_length;    /* For string functions */
+  char *ptr;                   /* free pointer for function data */
+  my_bool const_item;          /* 1 if function always returns the same value */
   void *extension;
 } UDF_INIT;
+/* 
+  TODO: add a notion for determinism of the UDF. 
+  See Item_udf_func::update_used_tables ()
+*/
 
   /* Constants when using compression */
 #define NET_HEADER_SIZE 4		/* standard header size */
diff --git a/include/mysql_embed.h b/include/mysql_embed.h
index 7416283d83d..4a7fd3ef63c 100644
--- a/include/mysql_embed.h
+++ b/include/mysql_embed.h
@@ -21,7 +21,6 @@
 /* TODO HF add #undef HAVE_VIO if we don't want client in embedded library */
 
 #undef HAVE_PSTACK				/* No stacktrace */
-#undef HAVE_DLOPEN				/* No udf functions */
 #undef HAVE_OPENSSL
 #undef HAVE_SMEM				/* No shared memory */
 #undef HAVE_NDBCLUSTER_DB /* No NDB cluster */
diff --git a/include/queues.h b/include/queues.h
index 4fd0f72484e..d01b73ba999 100644
--- a/include/queues.h
+++ b/include/queues.h
@@ -31,8 +31,8 @@ typedef struct st_queue {
   void *first_cmp_arg;
   uint elements;
   uint max_elements;
-  uint offset_to_key;			/* compare is done on element+offset */
-  int max_at_top;			/* Set if queue_top gives max */
+  uint offset_to_key;	/* compare is done on element+offset */
+  int max_at_top;	/* Normally 1, set to -1 if queue_top gives max */
   int  (*compare)(void *, uchar *,uchar *);
   uint auto_extent;
 } QUEUE;
@@ -43,7 +43,7 @@ typedef struct st_queue {
 #define queue_replaced(queue) _downheap(queue,1)
 #define queue_set_cmp_arg(queue, set_arg) (queue)->first_cmp_arg= set_arg
 #define queue_set_max_at_top(queue, set_arg) \
-  (queue)->max_at_top= set_arg ? (-1 ^ 1) : 0
+  (queue)->max_at_top= set_arg ? -1 : 1
 typedef int (*queue_compare)(void *,uchar *, uchar *);
 
 int init_queue(QUEUE *queue,uint max_elements,uint offset_to_key,