# Copyright (c) 2007 The Regents of The University of Michigan
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions are
# met: redistributions of source code must retain the above copyright
# notice, this list of conditions and the following disclaimer;
# redistributions in binary form must reproduce the above copyright
# notice, this list of conditions and the following disclaimer in the
# documentation and/or other materials provided with the distribution;
# neither the name of the copyright holders nor the names of its
# contributors may be used to endorse or promote products derived from
# this software without specific prior written permission.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#
# Authors: Nathan Binkert

import internal

from internal.stats import StatEvent as event
from objects import Root

def initText(filename, desc=True):
    internal.stats.initText(filename, desc)

def initMySQL(host, database, user='', passwd='', project='test', name='test',
              sample='0'):
    if not user:
        import getpass
        user = getpass.getuser()

    internal.stats.initMySQL(host, database, user, passwd, project, name,
                             sample)

def initSimStats():
    internal.stats.initSimStats()

def enable():
    internal.stats.enable()

def dump():
    # Currently prepare happens in the dump, but we should maybe move
    # that out.

    #internal.stats.prepare()
    internal.stats.dump()

def reset():
    # call reset stats on all SimObjects
    root = Root.getInstance()
    for obj in root.descendants(): obj.resetStats()
    # call any other registered stats reset callbacks
    internal.stats.reset()

@@ -2364,24 +2364,41 @@
 tInstance()%0A
+    if root:%0A    
     for obj 
@@ -2437,16 +2437,17 @@
 Stats()%0A
+%0A
     # ca

allow stats to be reset even if no objects have been instantiated