hopefully fix frequently segfaults

[vuplus_dvbapp] / lib / gdi / grc.cpp

diff --git a/lib/gdi/grc.cpp b/lib/gdi/grc.cpp
index a9bac4a..ef75aac 100644 (file)
--- a/lib/gdi/grc.cpp
+++ b/lib/gdi/grc.cpp
@@ -125,7 +125,8 @@ void *gRC::thread()
                                m_notify_pump.send(1);
                        }
 #ifndef SYNC_PAINT
-                       pthread_cond_wait(&cond, &mutex);
+                       while(rp == wp)
+                               pthread_cond_wait(&cond, &mutex);
                        pthread_mutex_unlock(&mutex);
 #endif
                }
@@ -236,7 +237,7 @@ void gPainter::renderText(const eRect &pos, const std::string &string, int flags
        o.dc = m_dc.grabRef();
        o.parm.renderText = new gOpcode::para::prenderText;
        o.parm.renderText->area = pos;
-       o.parm.renderText->text = string;
+       o.parm.renderText->text = string.empty()?0:strdup(string.c_str());
        o.parm.renderText->flags = flags;
        m_rc->submit(o);
 }
@@ -538,7 +539,8 @@ void gDC::exec(gOpcode *o)
                assert(m_current_font);
                para->setFont(m_current_font);
                para->renderString(o->parm.renderText->text, (flags & gPainter::RT_WRAP) ? RS_WRAP : 0);
-               
+               if (o->parm.renderText->text)
+                       free(o->parm.renderText->text);
                if (flags & gPainter::RT_HALIGN_RIGHT)
                        para->realign(eTextPara::dirRight);
                else if (flags & gPainter::RT_HALIGN_CENTER)