Remove use of glib thread code. Use pthread instead

Signed-off-by: Michele Calgaro <michele.calgaro@yahoo.it>

src/kernel/tqthread_unix.cpp

@@ -52,10 +52,6 @@ typedef pthread_mutex_t Q_MUTEX_T;
 #include <errno.h>
 #include <sched.h>
 
-#if defined(QT_USE_GLIBMAINLOOP)
-#include <glib.h>
-#endif // QT_USE_GLIBMAINLOOP
-
 static TQMutexPool *qt_thread_mutexpool = 0;
 
 #if defined(Q_C_CALLBACKS)
@@ -126,12 +122,6 @@ void *TQThreadInstance::start( void *_arg )
 {
     void **arg = (void **) _arg;
 
-#if defined(QT_USE_GLIBMAINLOOP)
-    // This is the first time we have access to the native pthread ID of this newly created thread
-    ((TQThreadInstance*)arg[1])->thread_id = pthread_self();
-    pthread_detach(pthread_self());
-#endif // QT_USE_GLIBMAINLOOP
-
 #ifdef QT_DEBUG
     tqDebug("TQThreadInstance::start: Setting thread storage to %p\n", (TQThread *) arg[0]);
 #endif // QT_DEBUG
@@ -417,26 +407,6 @@ void TQThread::start(Priority priority)
 
     d->args[0] = this;
     d->args[1] = d;
-#if defined(QT_USE_GLIBMAINLOOP)
-    // The correct thread_id is set in TQThreadInstance::start using the value of d->args[1]
-    d->thread_id = 0;
-
-    // glib versions < 2.32.0 requires threading system initialization call
-    #if GLIB_CHECK_VERSION(2, 32, 0)
-        GThread* glib_thread_handle = g_thread_new( NULL, (GThreadFunc)TQThreadInstance::start, d->args );
-    #else
-        if( !g_thread_get_initialized() );
-            g_thread_init(NULL);
-        GThread* glib_thread_handle = g_thread_create((GThreadFunc)TQThreadInstance::start, d->args, false, NULL);
-    #endif
-
-    if (glib_thread_handle) {
-	ret = 0;
-    }
-    else {
-	ret = -1;
-    }
-#else // QT_USE_GLIBMAINLOOP
     ret = pthread_create( &d->thread_id, &attr, (TQtThreadCallback)TQThreadInstance::start, d->args );
 #if defined (Q_OS_HPUX)
     if (ret == EPERM) {
@@ -445,7 +415,6 @@ void TQThread::start(Priority priority)
     }
 #endif
     pthread_attr_destroy( &attr );
-#endif // QT_USE_GLIBMAINLOOP
 
     if ( ret ) {
 #ifdef QT_CHECK_STATE