aboutsummaryrefslogtreecommitdiff
path: root/libpsn00b/libc/c++-support.cxx
blob: fcf7cfcbe090744a7e7828c276e67f1b9a1a2759 (plain) (blame)
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
#include <assert.h>
#include <sys/types.h>
#include <stdlib.h>
#include <malloc.h>

extern "C"

void __cxa_pure_virtual(void) {
    /* Pure C++ virtual call; abort! */
    assert(false);
}

void* operator new(size_t size) {
    return malloc(size);
}

void* operator new[](size_t size) {
    return malloc(size);
}

void operator delete(void* ptr) {
    free(ptr);
}

void operator delete[](void* ptr) {
    free(ptr);
}

/*-
 * <https://en.cppreference.com/w/cpp/memory/new/operator_delete>
 *
 * Called if a user-defined replacement is provided, except that it's
 * unspecified whether other overloads or this overload is called when deleting
 * objects of incomplete type and arrays of non-class and trivially-destructible
 * class types.
 *
 * A memory allocator can use the given size to be more efficient */
void operator delete(void* ptr, unsigned int) {
    free(ptr);
}