Changed: #1227 some simplification, added exceptions instead of nlerror

hg/feature/sound
rti 14 years ago
parent 9e71d5c502
commit 27e0c9d3cd

@ -29,41 +29,27 @@ namespace NLMISC {
/* Key for thread specific storage holding IThread pointer. */ /* Key for thread specific storage holding IThread pointer. */
static pthread_key_t threadSpecificKey; static pthread_key_t threadSpecificKey;
/* Hand crafted IThread representing the main thread. */ /* Special thread type representing the main thread. */
struct CPMainThread : public CPThread struct CPMainThread : public CPThread
{ {
CPMainThread() : CPThread(NULL, 0) CPMainThread() : CPThread(NULL, 0)
{ {
if(pthread_setspecific(threadSpecificKey, this)) if(pthread_key_create(&threadSpecificKey, NULL) != 0)
nlerror("cannot set main thread ptr in thread specific storage."); throw EThread("cannot create thread specific storage key.");
}
};
/* Holds the IThread instance pointer representing the main thread. */ if(pthread_setspecific(threadSpecificKey, this) != 0)
static CPMainThread* mainThread = NULL; throw EThread("cannot set main thread ptr in thread specific storage.");
/* Init/Release routines for thread specific storage key, main thread object. */
struct CPThreadStaticInit
{
CPThreadStaticInit()
{
if(pthread_key_create(&threadSpecificKey, NULL))
nlerror("cannot create thread specific storage key.");
mainThread = new CPMainThread;
} }
~CPThreadStaticInit() ~CPMainThread()
{ {
if(pthread_key_delete(threadSpecificKey)) if(pthread_key_delete(threadSpecificKey) != 0)
nlerror("cannot delete thread specific storage key."); throw EThread("cannot delete thread specific storage key.");
delete mainThread;
} }
}; };
/* Run init/release routines at static construction/destruction time. */ /* Holds the thread instance representing the main thread. */
static CPThreadStaticInit pThreadStaticInit = CPThreadStaticInit(); static CPMainThread mainThread = CPMainThread();
/* /*
* The IThread static creator * The IThread static creator
@ -89,8 +75,8 @@ static void *ProxyFunc( void *arg )
CPThread *parent = (CPThread*)arg; CPThread *parent = (CPThread*)arg;
// Set this thread's thread specific storage to IThread instance pointer // Set this thread's thread specific storage to IThread instance pointer
if(pthread_setspecific(threadSpecificKey, parent)) if(pthread_setspecific(threadSpecificKey, parent) != 0)
nlerror("cannot set thread ptr in thread specific storage."); throw EThread("cannot set thread ptr in thread specific storage.");
// Allow to terminate the thread without cancellation point // Allow to terminate the thread without cancellation point
pthread_setcanceltype(PTHREAD_CANCEL_ASYNCHRONOUS, 0); pthread_setcanceltype(PTHREAD_CANCEL_ASYNCHRONOUS, 0);

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