pjs/tools/leaky/TestPreload.cpp

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2.3 KiB
C++

/* ***** BEGIN LICENSE BLOCK *****
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
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* The contents of this file are subject to the Mozilla Public License Version
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* The Original Code is mozilla.org code.
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* The Initial Developer of the Original Code is
* Kipp E.B. Hickman.
* Portions created by the Initial Developer are Copyright (C) 1999
* the Initial Developer. All Rights Reserved.
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#include "TestPreload.h"
#include <malloc.h>
#include <stdio.h>
// This is a simple test program that verifies that you can use
// LD_PRELOAD to override the implementation of malloc for your
// system. It depends on PreloadLib.cpp providing an alternate
// implementation of malloc that has a special hack to return a
// constant address given a particular size request.
int main(int argc, char** argv)
{
char* p = (char*) malloc(LD_PRELOAD_TEST_MALLOC_SIZE);
if (p == (char*)LD_PRELOAD_TEST_VALUE) {
printf("LD_PRELOAD worked - we are using our malloc\n");
}
else {
printf("LD_PRELOAD failed\n");
}
return 0;
}