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Pthread Join Error Code 3

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Join them; it only takes a minute: Sign up How do I get the error code from pthread_join up vote 2 down vote favorite The following code fails to create join How to deal with client's delusion to be a good graphic designer How does a jet's throttle actually work? For details and our forum data attribution, retention and privacy policy, see here CodeGuru Home VC++ / MFC / C++ .NET / C# Visual Basic VB Forums Developer.com Register Help result: program ended successfully after a long waiting period where nothing happened and the last threads didn't give any output to the console o.O I don't understand your logic. navigate here

If retval is not NULL, then pthread_join() copies the exit status of the target thread (i.e., the value that the target thread supplied to pthread_exit(3)) into the location pointed to by Were they created in detached state? Reply With Quote July 27th, 2008,06:37 AM #5 exterminator View Profile View Forum Posts Visit Homepage Elite Member Power Poster Join Date Feb 2005 Location "The Capital" Posts 5,306 Re: segmentation Non payment on (Phone) Handset Lease Is it safe for a CR2032 coin cell to be in an oven? http://stackoverflow.com/questions/13976439/pthread-join-doesnt-work

Pthread Error Code 22

pthread_join() error ? Where can I find my minimum tire pressure? Does the code terminate?

Can you help me with my homework assignment?, Before you post!, Use code tags, How to post!, Codeguru technical FAQs, C++ FAQ Lite, Stroustrup: C++ Style and Technique FAQ, Guru of Using REST when colon appears in column name Can I only touch other creatures with spells such as Invisibility? If multiple threads simultaneously try to join with the same thread, the results are undefined. What Does Pthread_join Do Unless sizeof(char) == sizeof(void*) on your system (which I can all-but-guarantee you it is not) It doesn't look like you're using it anyway, and NULL is a viable option, so you

Something else might be wrong in that case. Pthread_join Example If the thread calling pthread_join() is canceled, then the target thread will remain joinable (i.e., it will not be detached). Of course, a global errno doesn't work for multi-threaded processes. https://www.sourceware.org/pthreads-win32/manual/pthread_join.html You can use the returnval as it was errno so the rest of your answer looks correct. (-1) –Mihai Jul 16 at 11:34 add a comment| up vote 0 down vote

if lock doesnt get unlocked within that period it should be unlocked automatically. 5) mutex if nt able to lock / already lock should throw an exception. Pthread_join Segmentation Fault You're not actually running concurrent threads Thread concurrency simply means your threads run simultaneously. pthread_join(3) - Linux man page Name pthread_join - join with a terminated thread Synopsis #include int pthread_join(pthread_t thread, void **retval);Compile and link with -pthread. It decided to eliminate the errno deficiencies all together for the Pthreads APIs by changing the way errors are reported.

  • SEE ALSO top pthread_cancel(3), pthread_create(3), pthread_detach(3), pthread_exit(3), pthread_tryjoin_np(3), pthreads(7) COLOPHON top This page is part of release 4.08 of the Linux man-pages project.
  • And send a signal to consumer thread that decrements the variables.In the consumer thread between each decrementation the current value is displayed.
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  • Joining with a thread that has previously been joined results in undefined behavior.

Pthread_join Example

Can you help me with my homework assignment?, Before you post!, Use code tags, How to post!, Codeguru technical FAQs, C++ FAQ Lite, Stroustrup: C++ Style and Technique FAQ, Guru of http://man7.org/linux/man-pages/man3/pthread_join.3.html ERRORS pthread_join() will fail if: [EDEADLK] A deadlock was detected or the value of thread speci- fies the calling thread. [EINVAL] The implementation has detected that the value speci- fied by Pthread Error Code 22 int returnval; if((returnval = pthread_join(aThread[i], (void**)&returnVal)) != 0) { printf("error joining thread: %s\n", strerror(returnval)); //1st optiop perror("error joining thread:"); //2nd option printf("error joining thread: %m\n"); //3rd option } (1) strerror will Pthread_join C SOLVED!!

Why don't you maintain the count of threads and then loop just over that rather than twice? http://caribtechsxm.com/error-code/pthread-join-error-codes.php See Also pthread_cancel(3), pthread_create(3), pthread_detach(3), pthread_exit(3), pthread_tryjoin_np(3), pthreads(7) Referenced By cp_thread(3), pthread_attr_getdetachstate(3) Site Search Library linux docs linux man pages page load time Toys world sunlight moon phase trace explorer FAQ Once you get the description you can easily look into the man pages of the call that failed and they will provide greater hints as to why the call failed. Copyright Quinstreet Inc. 2002-2016 Loïc OnStage about Software, Systems, Humans and other Species About Sitemap Impressum August 6, 2009 Pthreads Errors and errno by loicCategories: ComputingTags: concurrency, POSIX threadsComments: 1 Comment Edeadlk

Errors ESRCH No thread could be found corresponding to that specified by th. I t should throw EOWNERDEAD. What stops messenger RNA from binding to itself? http://caribtechsxm.com/error-code/pthread-join-error-code-35.php What do you call this kind of door lock?

Consider this instead for now: pthread_join(aThread[i], NULL); In case you're wondering what the use for that void** parameter is, it is a place to store void* return value from your thread-proc. Pthread_timedjoin_np The error code is stored in rc. ... } Exceptions: The following Pthreads functions do not return any error code: pthread_t pthread_self(void); // always succeeds. Something about Nintendo and Game Over Screen How to remove screws from old decking Fill in the Minesweeper clues Why would breathing pure oxygen be a bad idea?

What interrupt could have generated by o/s which kills thread so abruptly.

Program terminated with signal 11, Segmentation fault. #0 0x003eaa62 in pthread_join () from /lib/tls/i686/cmov/libpthread.so.0 (gdb) bt #0 0x003eaa62 in pthread_join () from /lib/tls/i686/cmov/libpthread.so.0 #1 0x08048491 in main () (gdb) Adv Reply Failure to join with a thread that is joinable (i.e., one that is not detached), produces a "zombie thread". URLSave and bitbucket Prove sets equality. Pthread_exit pthread_join() error ?

You don't need to explicitly pass errno. (3) There is a glibc extension to printf that provide a %m conversion specifier that acts like strerror but with a little less muss What are the values of MaxThreads and CurrentThread when the crash happens? Join them; it only takes a minute: Sign up pthread_join doesn't work up vote 0 down vote favorite What I want to accomplish: In the main function are created two threads. weblink EINVAL Another thread is already waiting to join with this thread.

If that thread has already terminated, then pthread_join() returns immediately. If multiple threads simultaneously try to join with the same thread, the results are undefined. gcc -lpthread test_pth.c > ./a.out error:3 On ubuntu 10.04LTS. ./a.out Segmentation fault (core dumped) gdb ./a.out core >bt .... When a joinable thread terminates, its memory resources (thread descriptor and stack) are not deallocated until another thread performs pthread_join on it.

Please sir, help me out. RETURN VALUE top On success, pthread_join() returns 0; on error, it returns an error number. Otherwise, an error number will be returned to indicate the error. If you believe you need this functionality, you probably need to rethink your application design.

It never throws nething . (gdb) s 358 mp_mutex->lock(); (gdb) s boost::interprocess::interprocess_recursive_mutex::lock (this=0xb76f8038) at /usr/local/include/boost/interprocess/sync/posix/interprocess_recursive_mutex.hpp:53 53 if (pthread_mutex_lock(&m_mut) != 0) value of &m_mut is = {__data = {__lock = 2, __count In an academic fashion, I checked every function's return code for possible errors. If the owner that acquired the lock with EOWNERDEAD dies, the next owner acquires the lock with EOWNERDEAD. we are using: Linux version 2.6.18-92.el5PAE ([email protected]) (gcc version 4.1.2 20071124 (Red Hat 4.1.2-42)) SMP Tue EDT 2008 i686 i686 i386 GNU/Linux I am lil confused as pthread is one of