Re: [Kaffeine-user] Multithread issue (Was: Hang after stop scan)

[Mario R. <mar...@go...>]

> This problem is very fedora specific.
> -fasynchronous-unwind-tables fixed that with fc4.
>

No difference.

I've done

./configure CCFLAGS=-fas... CXXFLAGS=-fas...

and I could see that gcc was using this flag while compiling.

Here is the output (which some printf's I've added)

0
/dev/dvb/adapter0/frontend0 : opened ( DiBcom 3000MC/P )
/dev/dvb/adapter0/frontend1 : : No such file or directory
/dev/dvb/adapter1/frontend0 : : No such file or directory
QLayout "unnamed" added to QWidget "unnamed", which already has a layout
[andrea@thinkpad multimedia]$ DvbCam::probe(): /dev/dvb/adapter0/ca0:
: No such file or directory
Using DVB device 0:0 "DiBcom 3000MC/P"
tuning DVB-T to 505833000 Hz
inv:2 bw:0 fecH:3 fecL:9 mod:1 tm:0 gi:0 hier:0
. LOCKED.
Transponders: 1/1
Reading SDT: pid=17
BBC ONE: sid=4164
BBC TWO: sid=4228
BBC THREE: sid=4351
BBC NEWS 24: sid=4415
BBCi: sid=4479
CBBC Channel: sid=4671
Reading PAT: pid=0
Reading PMT: pid=4164

DVB SUB on BBC ONE page_id: 1 anc_id: 1 lang: eng

Reading PMT: pid=4228

DVB SUB on BBC TWO page_id: 1 anc_id: 1 lang: eng

Reading PMT: pid=4351

DVB SUB on BBC THREE page_id: 1 anc_id: 1 lang: eng

Reading PMT: pid=4415

DVB SUB on BBC NEWS 24 page_id: 1 anc_id: 1 lang: eng

Reading PMT: pid=4479
Reading PMT: pid=4671
Reading NIT: pid=16
     Found frequency list.
          697833
          690166
          554000
          Appending freq 697833 to 505833
          Appending freq 690166 to 505833
          Appending freq 554000 to 505833
     Found frequency list.
          658166
          746000
          474000
     Found frequency list.
          634166
          786166
          498000
     Found frequency list.
          714166
          777833
          522000
     Found frequency list.
          682166
          802000
          618166
     Found frequency list.
          738000
          826000
          834000
Frontend closed
Using DVB device 0:0 "DiBcom 3000MC/P"
tuning DVB-T to 481833000 Hz
inv:2 bw:0 fecH:2 fecL:1 mod:3 tm:0 gi:0 hier:0
. LOCKED.
Transponders: 2/6
DVBsi::stop() called // #############
Reading SDT: pid=17
ITV1: sid=8261
ITV3: sid=8294
ITV2: sid=8325
ITV4: sid=8353
CITV: sid=8358
Channel 4: sid=8384
SETANTA SPORTS: sid=8390
More 4: sid=8442
E4: sid=8448
Film4+1: sid=8452
Teletext: sid=8517
Teletext Cars: sid=8643
Teletext on 4: sid=8768
729: sid=8771
728: sid=8772
Stopping Nit from DVBsi::out() // #############
Stopping Nit from DVBsi::stop() // #############
NitSection::stop() terminate called,  84CADC0 // #############
NitSection::stop() wait called,  84CADC0 // #############
NitSection::stop() terminate called,  84CADC0 // #############
NitSection::stop() wait called,  84CADC0 // #############

Basically the 2 waits called on the NitSection never return.

Here is the list of printfs added

Index: src/input/dvb/dvbsi.cpp
===================================================================
--- src/input/dvb/dvbsi.cpp     (revision 609242)
+++ src/input/dvb/dvbsi.cpp     (working copy)
@@ -56,8 +56,11 @@
 void NitSection::stop()
 {
        if ( !wait(1000) ) {
+         printf("NitSection::stop() terminate called, %8X\n", this);
                terminate();
+         printf("NitSection::stop() wait called, %8X\n", this);
                wait();
+               printf("NitSection::stop() wait returned, %8X\n", this);
        }
 }

@@ -620,18 +623,25 @@

 void DVBsi::stop()
 {
+  printf("DVBsi::stop() called\n");
+
        if ( !isRunning )
                return;

        isRunning = false;
        if ( !wait(2000) ) {
                if ( ns ) {
+                 printf("Stopping Nit from DVBsi::stop()\n");
                        ns->stop();
                        delete ns;
                        ns = 0;
+                       printf("Nit Stopped from DVBsi::stop()\n");
                }
+         printf("DVBsi::stop(): terminate called\n");
                terminate();
                wait();
+         printf("DVBsi::stop(): wait returned\n");
+
                if ( scanMode<2 )
                        dvb->stopScan();
        }
@@ -642,12 +652,19 @@
 void DVBsi::out( bool stopscan )
 {
        if ( ns ) {
+         printf("Stopping Nit from DVBsi::out()\n");
                ns->stop();
                delete ns;
                ns = 0;
+         printf("Nit Stopped from DVBsi::out()\n");
+
        }
        if ( stopscan )
-               dvb->stopScan();
+         {
+           printf("Stopping DVB from DVBsi::out()\n");
+           dvb->stopScan();
+           printf("DVB Stopped from DVBsi::out()\n");
+         }
        KApplication::kApplication()->postEvent( this, new
QTimerEvent( TIMER_EVENT_SCAN_END ) );
 }

Index: src/input/dvb/dvbstream.cpp
===================================================================
--- src/input/dvb/dvbstream.cpp (revision 609242)
+++ src/input/dvb/dvbstream.cpp (working copy)
@@ -1180,8 +1180,12 @@
 {
        isRunning = false;
        if ( !wait(5000) ) {
+         printf("DvbStream: terminate called\n");
+
                terminate();
                wait();
+         printf("DvbStream: wait returned\n");
+
                fprintf(stderr,"dvbstream::run() terminated\n");
        }
        if ( cam )