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juce_AllocationHooks.cpp
1/*
2 ==============================================================================
3
4 This file is part of the JUCE library.
5 Copyright (c) 2022 - Raw Material Software Limited
6
7 JUCE is an open source library subject to commercial or open-source
8 licensing.
9
10 The code included in this file is provided under the terms of the ISC license
11 http://www.isc.org/downloads/software-support-policy/isc-license. Permission
12 To use, copy, modify, and/or distribute this software for any purpose with or
13 without fee is hereby granted provided that the above copyright notice and
14 this permission notice appear in all copies.
15
16 JUCE IS PROVIDED "AS IS" WITHOUT ANY WARRANTY, AND ALL WARRANTIES, WHETHER
17 EXPRESSED OR IMPLIED, INCLUDING MERCHANTABILITY AND FITNESS FOR PURPOSE, ARE
18 DISCLAIMED.
19
20 ==============================================================================
21*/
22
23#if JUCE_ENABLE_ALLOCATION_HOOKS
24
25 namespace juce
26{
27
28 static AllocationHooks& getAllocationHooksForThread()
29{
30 thread_local AllocationHooks hooks;
31 return hooks;
32}
33
34 void notifyAllocationHooksForThread()
35{
36 getAllocationHooksForThread().listenerList.call ([] (AllocationHooks::Listener& l)
37 {
38 l.newOrDeleteCalled();
39 });
40}
41
42}
43
44 void* operator new (size_t s)
45{
46 juce::notifyAllocationHooksForThread();
47 return std::malloc (s);
48}
49
50 void* operator new[] (size_t s)
51{
52 juce::notifyAllocationHooksForThread();
53 return std::malloc (s);
54}
55
56 void operator delete (void* p) noexcept
57{
58 juce::notifyAllocationHooksForThread();
59 std::free (p);
60}
61
62 void operator delete[] (void* p) noexcept
63{
64 juce::notifyAllocationHooksForThread();
65 std::free (p);
66}
67
68 void operator delete (void* p, size_t) noexcept
69{
70 juce::notifyAllocationHooksForThread();
71 std::free (p);
72}
73
74 void operator delete[] (void* p, size_t) noexcept
75{
76 juce::notifyAllocationHooksForThread();
77 std::free (p);
78}
79
80 namespace juce
81{
82
83//==============================================================================
84UnitTestAllocationChecker::UnitTestAllocationChecker (UnitTest& test)
85 : unitTest (test)
86{
87 getAllocationHooksForThread().addListener (this);
88}
89
90UnitTestAllocationChecker::~UnitTestAllocationChecker() noexcept
91{
92 getAllocationHooksForThread().removeListener (this);
93 unitTest.expectEquals ((int) calls, 0, "new or delete was incorrectly called while allocation checker was active");
94}
95
96 void UnitTestAllocationChecker::newOrDeleteCalled() noexcept { ++calls; }
97
98}
99
100#endif