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/* -----------------------------------------------------------------------------
* ThreadLabels.c
*
* (c) The GHC Team 2002-2003
*
* Table of thread labels.
*
* ---------------------------------------------------------------------------*/
#include "PosixSource.h"
#include "ThreadLabels.h"
#include "RtsUtils.h"
#include <stdlib.h>
#if defined(DEBUG)
/* to the end */
static HashTable * threadLabels = NULL;
void
initThreadLabelTable(void)
{
if (threadLabels == NULL) {
threadLabels = allocHashTable();
}
}
void
updateThreadLabel(StgWord key, void *data)
{
removeThreadLabel(key);
insertHashTable(threadLabels,key,data);
}
void *
lookupThreadLabel(StgWord key)
{
return lookupHashTable(threadLabels,key);
}
void
removeThreadLabel(StgWord key)
{
void * old = NULL;
if ((old = lookupHashTable(threadLabels,key))) {
removeHashTable(threadLabels,key,old);
stgFree(old);
}
}
#endif /* DEBUG */
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