Changed IF(expr, column, NULL) to take type from column

Fixed some windows portability problems and removed some compiler warnings
 Cleaned up QUOTE() function and fixed bug in \0 and \Z handling.


Docs/manual.texi:
  Changelog
  Added information about new IF() behaviour.
libmysql/libmysql.def:
  Removed mysql_ssl_clear
myisam/mi_dynrec.c:
  Minor cleanup
mysql-test/r/func_str.result:
  Added more tests for QUOTE
mysql-test/t/func_str.test:
  Added more tests for QUOTE
mysys/mf_iocache.c:
  Removed compiler warnings
sql/ha_innodb.cc:
  Added missing null to generated string.
sql/item_cmpfunc.cc:
  Changed IF(expr, column, NULL) to take type from column
sql/item_strfunc.cc:
  Cleaned up QUOTE() function and fixed bug in \0 and \Z handling.
sql/log.cc:
  Minor cleanup
sql/mysql_priv.h:
  Fixed problem with opt_enable_named_pipe
sql/mysqld.cc:
  Fixed problem with opt_enable_named_pipe
  Fixed some syntax errors in windows code
sql/set_var.cc:
  Removed compiler warnings
sql/slave.cc:
  Removed compiler warnings
sql/sql_show.cc:
  Removed compiler warnings

1 files changed, 3 insertions, 2 deletions

diff --git a/mysys/mf_iocache.c b/mysys/mf_iocache.c
index a4bf09ef7a7..6f7fb907ad5 100644
--- a/mysys/mf_iocache.c
+++ b/mysys/mf_iocache.c
@@ -521,8 +521,9 @@ int _my_b_read_r(register IO_CACHE *info, byte *Buffer, uint Count)
     length=(length <= info->read_length) ?
                    length + IO_ROUND_DN(info->read_length - length) :
                    length - IO_ROUND_UP(length - info->read_length) ;
-    if (info->type != READ_FIFO && (length > info->end_of_file - pos_in_file))
-      length=info->end_of_file - pos_in_file;
+    if (info->type != READ_FIFO &&
+	(length > (uint) (info->end_of_file - pos_in_file)))
+      length= (uint) (info->end_of_file - pos_in_file);
     if (length == 0)
     {
       info->error=(int) read_len;