merge with 3.23.52

BitKeeper/etc/logging_ok:
  auto-union
configure.in:
  Auto merged
Docs/manual.texi:
  Auto merged
include/my_pthread.h:
  Auto merged
include/mysql_com.h:
  Auto merged
include/mysql_version.h.in:
  Auto merged
innobase/btr/btr0cur.c:
  Auto merged
innobase/btr/btr0sea.c:
  Auto merged
innobase/buf/buf0buf.c:
  Auto merged
innobase/buf/buf0lru.c:
  Auto merged
innobase/configure.in:
  Auto merged
innobase/dict/dict0dict.c:
  Auto merged
innobase/fil/fil0fil.c:
  Auto merged
innobase/fsp/fsp0fsp.c:
  Auto merged
innobase/include/buf0buf.ic:
  Auto merged
innobase/include/dyn0dyn.ic:
  Auto merged
innobase/include/ha0ha.ic:
  Auto merged
innobase/include/sync0rw.ic:
  Auto merged
innobase/include/univ.i:
  Auto merged
innobase/lock/lock0lock.c:
  Auto merged
innobase/log/log0log.c:
  Auto merged
innobase/mem/mem0dbg.c:
  Auto merged
innobase/os/os0file.c:
  Auto merged
innobase/os/os0thread.c:
  Auto merged
innobase/page/page0cur.c:
  Auto merged
innobase/srv/srv0srv.c:
  Auto merged
innobase/sync/sync0arr.c:
  Auto merged
innobase/sync/sync0rw.c:
  Auto merged
innobase/sync/sync0sync.c:
  Auto merged
innobase/trx/trx0trx.c:
  Auto merged
myisam/mi_create.c:
  Auto merged
sql/ha_innodb.h:
  Auto merged
sql/lex.h:
  Auto merged
sql/log.cc:
  Auto merged
sql/mysqld.cc:
  Auto merged
sql/sql_acl.cc:
  Auto merged
sql/sql_insert.cc:
  Auto merged
strings/Makefile.am:
  Auto merged
support-files/mysql.server.sh:
  Auto merged
include/my_base.h:
  merge with 3.23.52 (use local file)
include/sslopt-usage.h:
  merge with 3.23.52 (use local file)
myisam/mi_search.c:
  merge with 3.23.52 (use local file)
myisam/mi_write.c:
  merge with 3.23.52 (use local file)
mysql-test/r/group_by.result:
  merge with 3.23.52
  (Need to be fixed before push)
mysys/my_pthread.c:
  merge with 3.23.52 (use local file)
sql/gen_lex_hash.cc:
  merge with 3.23.52 (use local file)
sql/ha_innodb.cc:
  Total hand-merge with 3.23.52
sql/sql_yacc.yy:
  merge with 3.23.52 (use local file)
support-files/mysql.spec.sh:
  merge with 3.23.52 (use local file)

1 files changed, 11 insertions, 4 deletions

diff --git a/scripts/mysqlhotcopy.sh b/scripts/mysqlhotcopy.sh
index 707b4fc481c..1aad5c95c25 100644
--- a/scripts/mysqlhotcopy.sh
+++ b/scripts/mysqlhotcopy.sh
@@ -50,7 +50,8 @@ Usage: $0 db_name[./table_regex/] [new_db_name | directory]
   -?, --help           display this helpscreen and exit
   -u, --user=#         user for database login if not current user
   -p, --password=#     password to use when connecting to server
-  -P, --port=#         port to use when connecting to local server
+  -h, --host=#	       Hostname for local server when connecting over TCP/IP
+  -P, --port=#         port to use when connecting to local server with TCP/IP
   -S, --socket=#       socket to use when connecting to local server
 
   --allowold           don\'t abort if target already exists (rename it _old)
@@ -155,8 +156,8 @@ $opt{quiet} = 0 if $opt{debug};
 $opt{allowold} = 1 if $opt{keepold};
 
 # --- connect to the database ---
-my $dsn = ";host=localhost";
-$dsn = ";host=127.0.0.1" if $opt{port};    # use TCP/IP if port was given 
+my $dsn;
+$dsn  = ";host=" . (defined($opt{host}) ? $opt{host} : "localhost");
 $dsn .= ";port=$opt{port}" if $opt{port};
 $dsn .= ";mysql_socket=$opt{socket}" if $opt{socket};
 
@@ -891,9 +892,15 @@ user for database login if not current user
 
 password to use when connecting to server
 
+=item -h, -h, --host=#
+
+Hostname for local server when connecting over TCP/IP.  By specifying this
+different from 'localhost' will trigger mysqlhotcopy to use TCP/IP connection.
+
 =item -P, --port=#         
 
-port to use when connecting to local server
+port to use when connecting to MySQL server with TCP/IP.  This is only used
+when using the --host option.
 
 =item -S, --socket=#