Merge next-mr -> next-4284.

3 files changed, 76 insertions, 6 deletions

diff --git a/mysys/my_static.c b/mysys/my_static.c
index 62caeee89c4..a86fe6c7ab7 100644
--- a/mysys/my_static.c
+++ b/mysys/my_static.c
@@ -124,3 +124,31 @@ my_bool NEAR my_disable_async_io=0;
 my_bool NEAR my_disable_flush_key_blocks=0;
 my_bool NEAR my_disable_symlinks=0;
 my_bool NEAR mysys_uses_curses=0;
+
+/*
+  Note that PSI_hook and PSI_server are unconditionally
+  (no ifdef HAVE_PSI_INTERFACE) defined.
+  This is to ensure binary compatibility between the server and plugins,
+  in the case when:
+  - the server is not compiled with HAVE_PSI_INTERFACE
+  - a plugin is compiled with HAVE_PSI_INTERFACE
+  See the doxygen documentation for the performance schema.
+*/
+
+/**
+  Hook for the instrumentation interface.
+  Code implementing the instrumentation interface should register here.
+*/
+struct PSI_bootstrap *PSI_hook= NULL;
+
+/**
+  Instance of the instrumentation interface for the MySQL server.
+  @todo This is currently a global variable, which is handy when
+  compiling instrumented code that is bundled with the server.
+  When dynamic plugin are truly supported, this variable will need
+  to be replaced by a macro, so that each XYZ plugin can have it's own
+  xyz_psi_server variable, obtained from PSI_bootstrap::get_interface()
+  with the version used at compile time for plugin XYZ.
+*/
+PSI *PSI_server= NULL;
+
diff --git a/mysys/my_winthread.c b/mysys/my_winthread.c
index 9e8458b0799..f3d643975b3 100644
--- a/mysys/my_winthread.c
+++ b/mysys/my_winthread.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 2000 MySQL AB
+/* Copyright (C) 2000 MySQL AB, 2008-2009 Sun Microsystems, Inc
 
    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
@@ -63,8 +63,8 @@ static unsigned int __stdcall pthread_start(void *p)
 }
 
 
-int pthread_create(pthread_t *thread_id, pthread_attr_t *attr,
-     pthread_handler func, void *param)
+int pthread_create(pthread_t *thread_id, const pthread_attr_t *attr,
+                   pthread_handler func, void *param)
 {
   uintptr_t handle;
   struct thread_start_parameter *par;
diff --git a/mysys/mysys_priv.h b/mysys/mysys_priv.h
index 4c4d6ea3598..5c5bd6c2908 100644
--- a/mysys/mysys_priv.h
+++ b/mysys/mysys_priv.h
@@ -1,4 +1,4 @@
-/* Copyright (C) 2000 MySQL AB
+/* Copyright (C) 2000 MySQL AB, 2008-2009 Sun Microsystems, Inc
 
    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
@@ -26,12 +26,54 @@
 
 #ifdef THREAD
 #include <my_pthread.h>
+
+#ifdef HAVE_PSI_INTERFACE
+
+#if !defined(HAVE_PREAD) && !defined(_WIN32)
+extern PSI_mutex_key key_my_file_info_mutex;
+#endif /* !defined(HAVE_PREAD) && !defined(_WIN32) */
+
+#if !defined(HAVE_LOCALTIME_R) || !defined(HAVE_GMTIME_R)
+extern PSI_mutex_key key_LOCK_localtime_r;
+#endif /* !defined(HAVE_LOCALTIME_R) || !defined(HAVE_GMTIME_R) */
+
+#ifndef HAVE_GETHOSTBYNAME_R
+extern PSI_mutex_key key_LOCK_gethostbyname_r;
+#endif /* HAVE_GETHOSTBYNAME_R */
+
+extern PSI_mutex_key key_BITMAP_mutex, key_IO_CACHE_append_buffer_lock,
+  key_IO_CACHE_SHARE_mutex, key_KEY_CACHE_cache_lock, key_LOCK_alarm,
+  key_my_thread_var_mutex, key_THR_LOCK_charset, key_THR_LOCK_heap,
+  key_THR_LOCK_isam, key_THR_LOCK_lock, key_THR_LOCK_malloc,
+  key_THR_LOCK_mutex, key_THR_LOCK_myisam, key_THR_LOCK_net,
+  key_THR_LOCK_open, key_THR_LOCK_threads, key_THR_LOCK_time,
+  key_TMPDIR_mutex;
+
+extern PSI_cond_key key_COND_alarm, key_IO_CACHE_SHARE_cond,
+  key_IO_CACHE_SHARE_cond_writer, key_my_thread_var_suspend,
+  key_THR_COND_threads;
+
+#ifdef USE_ALARM_THREAD
+extern PSI_thread_key key_thread_alarm;
+#endif /* USE_ALARM_THREAD */
+
+#endif /* HAVE_PSI_INTERFACE */
+
 extern pthread_mutex_t THR_LOCK_malloc, THR_LOCK_open, THR_LOCK_keycache;
 extern pthread_mutex_t THR_LOCK_lock, THR_LOCK_isam, THR_LOCK_net;
 extern pthread_mutex_t THR_LOCK_charset, THR_LOCK_time;
-#else
+#else /* THREAD */
 #include <my_no_pthread.h>
-#endif
+#endif /* THREAD */
+
+#include <mysql/psi/mysql_file.h>
+
+#ifdef HAVE_PSI_INTERFACE
+#ifdef HUGETLB_USE_PROC_MEMINFO
+extern PSI_file_key key_file_proc_meminfo;
+#endif /* HUGETLB_USE_PROC_MEMINFO */
+extern PSI_file_key key_file_charset, key_file_cnf;
+#endif /* HAVE_PSI_INTERFACE */
 
 /*
   EDQUOT is used only in 3 C files only in mysys/. If it does not exist on