зеркало из https://github.com/mozilla/pjs.git
95 строки
1.7 KiB
C++
95 строки
1.7 KiB
C++
#include "nsServiceManagerUtils.h"
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#include "nsIComponentManager.h"
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#include "nsIGenericFactory.h"
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#include "nsITestCrasher.h"
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#include "nsXULAppAPI.h"
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class nsTestCrasher : public nsITestCrasher
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{
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public:
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NS_DECL_ISUPPORTS
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NS_DECL_NSITESTCRASHER
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nsTestCrasher() {}
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private:
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~nsTestCrasher() {};
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};
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NS_IMPL_ISUPPORTS1(nsTestCrasher, nsITestCrasher)
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/*
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* This pure virtual call example is from MSDN
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*/
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class A;
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void fcn( A* );
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class A
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{
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public:
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virtual void f() = 0;
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A() { fcn( this ); }
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};
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class B : A
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{
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void f() { }
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};
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void fcn( A* p )
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{
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p->f();
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}
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void PureVirtualCall()
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{
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// generates a pure virtual function call
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B b;
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}
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/* void crash (); */
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NS_IMETHODIMP nsTestCrasher::Crash(PRInt16 how)
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{
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switch (how) {
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case nsITestCrasher::CRASH_INVALID_POINTER_DEREF: {
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volatile int* foo = (int*)0x42;
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*foo = 0;
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// not reached
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break;
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}
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case nsITestCrasher::CRASH_PURE_VIRTUAL_CALL: {
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PureVirtualCall();
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// not reached
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break;
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}
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default:
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return NS_ERROR_INVALID_ARG;
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}
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return NS_OK;
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}
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/* nsISupports LockDir (in nsILocalFile directory); */
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NS_IMETHODIMP nsTestCrasher::LockDir(nsILocalFile *directory,
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nsISupports **_retval NS_OUTPARAM)
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{
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return XRE_LockProfileDirectory(directory, _retval);
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}
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// 54afce51-38d7-4df0-9750-2f90f9ffbca2
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#define NS_TESTCRASHER_CID \
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{ 0x54afce51, 0x38d7, 0x4df0, {0x97, 0x50, 0x2f, 0x90, 0xf9, 0xff, 0xbc, 0xa2} }
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NS_GENERIC_FACTORY_CONSTRUCTOR(nsTestCrasher)
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static const nsModuleComponentInfo components[] = {
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{ "Test Crasher",
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NS_TESTCRASHER_CID,
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"@mozilla.org/testcrasher;1",
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nsTestCrasherConstructor
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}
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};
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NS_IMPL_NSGETMODULE(nsTestCrasherModule, components)
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