blob: 6ac1f72cbe9897a0aa095f989a9049173f957162 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
|
// **********************************************************************
//
// Copyright (c) 2003-2008 ZeroC, Inc. All rights reserved.
//
// This copy of Ice is licensed to you under the terms described in the
// ICE_LICENSE file included in this distribution.
//
// **********************************************************************
#include <Ice/FactoryTable.h>
#include <Ice/UserExceptionFactory.h>
namespace IceInternal
{
//
// Single global instance of the factory table for non-local
// exceptions and non-abstract classes.
//
ICE_DECLSPEC_EXPORT FactoryTableDef* factoryTable;
}
namespace
{
static int initCount = 0; // Initialization count
IceUtil::StaticMutex initCountMutex = ICE_STATIC_MUTEX_INITIALIZER;
}
//
// This constructor initializes the single global
// IceInternal::factoryTable instance from the outside (if it hasn't
// been initialized yet). The constructor here is triggered by a
// file-static instance of FactoryTable in each slice2cpp-generated
// header file that uses non-local exceptions or non-abstract classes.
// This ensures that IceInternal::factoryTable is always initialized
// before it is used.
//
IceInternal::FactoryTable::FactoryTable()
{
IceUtil::StaticMutex::Lock lock(initCountMutex);
if(0 == initCount++)
{
factoryTable = new FactoryTableDef;
}
}
//
// The destructor decrements the reference count and, once the
// count drops to zero, deletes the table.
//
IceInternal::FactoryTable::~FactoryTable()
{
IceUtil::StaticMutex::Lock lock(initCountMutex);
if(0 == --initCount)
{
delete factoryTable;
}
}
|
