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Dump handle information when a plugin is forcefully unloaded. (bug 5666, r=asherkin)

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This commit is contained in:
Kyle Sanderson 2013-08-12 00:45:29 +01:00
parent 86c699dd36
commit 6af85409f1
1 changed files with 57 additions and 0 deletions
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57
core/logic/HandleSys.cpp
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@ -1027,6 +1027,63 @@ bool HandleSystem::TryAndFreeSomeHandles()
HANDLE_LOG_VERY_BAD("[SM] MEMORY LEAK DETECTED IN PLUGIN (file \"%s\")", highest_owner->GetFilename());
HANDLE_LOG_VERY_BAD("[SM] Unloading plugin to free %d handles.", highest_handle_count);
HANDLE_LOG_VERY_BAD("[SM] Contact the author(s) of this plugin to correct this error.", highest_handle_count);
HANDLE_LOG_VERY_BAD("--------------------------------------------------------------------------");
const IdentityToken_t *pIdentity = highest_owner->GetIdentity();
unsigned int total = 0, highest_index = 0, total_size = 0, size;
unsigned int * pCount = new unsigned int[HANDLESYS_TYPEARRAY_SIZE+1];
memset(pCount, 0, ((HANDLESYS_TYPEARRAY_SIZE + 1) * sizeof(unsigned int)));
for (unsigned int i = 1; i <= m_HandleTail; ++i)
{
const QHandle &Handle = m_Handles[i];
if (Handle.set != HandleSet_Used || Handle.owner != pIdentity)
{
continue;
}
++pCount[Handle.type];
++total;
if (Handle.type >= highest_index)
{
highest_index = ((Handle.type) + 1);
}
if (Handle.clone != 0)
{
continue;
}
if (m_Types[Handle.type].dispatch->GetHandleApproxSize(Handle.type, Handle.object, &size))
{
total_size += size;
}
}
const char * pTypeName = NULL;
for (unsigned int i = 0; i < highest_index; ++i)
{
if (pCount[i] == 0)
{
continue; /* We may have gaps, it's fine. */
}
if (m_Types[i].nameIdx != -1)
{
pTypeName = m_strtab->GetString(m_Types[i].nameIdx);
}
else
{
pTypeName = "ANON";
}
HANDLE_LOG_VERY_BAD("Type\t%-20.20s|\tCount\t%u", pTypeName, pCount[i]);
}
HANDLE_LOG_VERY_BAD("-- Approximately %d bytes of memory are in use by (%u) Handles.\n", total_size, total);
delete [] pCount;
highest_owner->GetBaseContext()->ThrowNativeErrorEx(SP_ERROR_MEMACCESS, "Memory leak");