Hi Robert,
no, it doesn't seem so. The osgviewer works fine. I did a clean build
just before.
There is only one thread says "info threads"...
I'm stumped. Seems only to happen on apps I compile seperately.
Cheers,
max
Robert Osfield wrote:
> Hi Max,
>
> Do the osg examples fail in a similar way?
>
> Could you do a clean build of the OSG and your app and try again?
>
> Robert.
>
> On Mon, Nov 3, 2008 at 4:08 PM, Max Pfingsthorn
> <[EMAIL PROTECTED]> wrote:
>> Dear list,
>>
>> I have a very simple program such as this:
>>
>> int main(int argc, char** argv) {
>> osg::ArgumentParser arguments(&argc,argv);
>> cout << "start!" << endl;
>>
>> osg::ref_ptr<osg::Node> loadedModel = osgDB::readNodeFiles(arguments);
>>
>> if (!loadedModel)
>> {
>> cout << argv[0] <<": No data loaded" << endl;
>> return 1;
>> }
>>
>> cout << "loaded" << endl;
>> }
>>
>> I'm using the current trunk of OSG (updated 30 mins ago) on Ubuntu
>> 8.04. The program hangs on the line with osgDB::readNodeFiles. I have
>> no idea why.
>>
>> This is what GDB says:
>>
>> #0 0xb7fc8410 in __kernel_vsyscall ()
>> #1 0xb75c4589 in __lll_lock_wait () from /lib/tls/i686/cmov/libpthread.so.0
>> #2 0xb75bfba6 in _L_lock_95 () from /lib/tls/i686/cmov/libpthread.so.0
>> #3 0xb75bf58a in pthread_mutex_lock () from
>> /lib/tls/i686/cmov/libpthread.so.0
>> #4 0xb76b3ea6 in pthread_mutex_lock () from /lib/tls/i686/cmov/libc.so.6
>> #5 0xb785ce43 in OpenThreads::Mutex::lock () from
>> /usr/local/OpenSceneGraph/lib/libOpenThreads.so.11
>> #6 0xb7ea30c1 in OpenThreads::ReentrantMutex::lock () from
>> /usr/local/OpenSceneGraph/lib/libosg.so.50
>> #7 0xb7d4bcbc in osgDB::Registry::addReaderWriter () from
>> /usr/local/OpenSceneGraph/lib/libosgDB.so.50
>> #8 0xb7350e0e in __static_initialization_and_destruction_0 () from
>> /usr/local/OpenSceneGraph/lib/osgPlugins-2.7.5/osgdb_openflight.so
>> #9 0xb7364325 in __do_global_ctors_aux () from
>> /usr/local/OpenSceneGraph/lib/osgPlugins-2.7.5/osgdb_openflight.so
>> #10 0xb730bb50 in _init () from
>> /usr/local/OpenSceneGraph/lib/osgPlugins-2.7.5/osgdb_openflight.so
>> #11 0xb7fd6990 in ?? () from /lib/ld-linux.so.2
>> #12 0xb7fd6ac3 in ?? () from /lib/ld-linux.so.2
>> #13 0xb7fda774 in ?? () from /lib/ld-linux.so.2
>> #14 0xb7fd65c6 in ?? () from /lib/ld-linux.so.2
>> #15 0xb7fd9f4e in ?? () from /lib/ld-linux.so.2
>> #16 0xb73ac98d in ?? () from /lib/tls/i686/cmov/libdl.so.2
>> #17 0xb7fd65c6 in ?? () from /lib/ld-linux.so.2
>> #18 0xb73ac2bc in ?? () from /lib/tls/i686/cmov/libdl.so.2
>> #19 0xb73aca0f in dlopen () from /lib/tls/i686/cmov/libdl.so.2
>> #20 0xb7d26005 in osgDB::DynamicLibrary::getLibraryHandle () from
>> /usr/local/OpenSceneGraph/lib/libosgDB.so.50
>> #21 0xb7d262a9 in osgDB::DynamicLibrary::loadLibrary () from
>> /usr/local/OpenSceneGraph/lib/libosgDB.so.50
>> #22 0xb7d4875c in osgDB::Registry::loadLibrary () from
>> /usr/local/OpenSceneGraph/lib/libosgDB.so.50
>> #23 0xb7d57b25 in osgDB::Registry::read () from
>> /usr/local/OpenSceneGraph/lib/libosgDB.so.50
>> #24 0xb7d58d35 in osgDB::Registry::readImplementation () from
>> /usr/local/OpenSceneGraph/lib/libosgDB.so.50
>> #25 0xb7d594b4 in osgDB::Registry::readNodeImplementation () from
>> /usr/local/OpenSceneGraph/lib/libosgDB.so.50
>> #26 0xb7d44fed in osgDB::readNodeFile () from
>> /usr/local/OpenSceneGraph/lib/libosgDB.so.50
>> #27 0xb7d46651 in osgDB::readNodeFiles () from
>> /usr/local/OpenSceneGraph/lib/libosgDB.so.50
>> #28 0x080511ab in osgDB::readNodeFiles ([EMAIL PROTECTED]) at
>> /usr/local/OpenSceneGraph/include/osgDB/ReadFile:132
>> #29 0x08050df8 in main (argc=2, argv=0xbfc260e4) at src/main.cc:30
>>
>> This looks like there is a deadlock somewhere, otherwise
>> pthread_mutex_lock() wouldn't block. The same happens with cessna.osg
>> file from the sample files, however frames 8-10 are in osgdb_osg.so,
>> of course. Any ideas? I've already rebuilt OSG once, no luck.
>>
>> Thank you!
>> max
>> _______________________________________________
>> osg-users mailing list
>> [email protected]
>> http://lists.openscenegraph.org/listinfo.cgi/osg-users-openscenegraph.org
>>
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