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Pthread Join Error 22


Join them; it only takes a minute: Sign up Pthread_join crashing program up vote 1 down vote favorite I have looked all over for pthread_join examples, I am having troubles debugging asked 3 years ago viewed 3536 times active 3 years ago Blog Stack Overflow Podcast #92 - The Guerilla Guide to Interviewing Related 55pthread function from a class3Pthread lost signals / thread_cr_res = pthread_create(&threads[x], NULL, thread_function, (void*)&tp[x]); –mcdoomington Mar 1 '12 at 20:57 Running under debugger skews thread timing, so don't be surprised here. strerror to print it out. http://vealcine.com/error-code/pthread-join-error-code-35.php

Charlie Burns has posted the reasons pthread_join might fail. Return Value On success, the return value of th is stored in the location pointed to by thread_return, and 0 is returned. The default section of the switch statement > > has a comment "should never happen" and it returns EINVAL. EDIT: Here is how I changed the code per the suggestion from Joachim Pileborg. internet

Pthread_join Error Codes

It might be > > > that the problem occurs only when SA_RESTART isn't used. > [...] > I looked into the Linux man page for pthread_join(1). Anyway, it's a good habbit to avoid passing stack addresses to thread routines, since created thread might outlive current stack frame and you end up with a pointer to memory used A Riddle - Mountains and Valleys What kind of bugs do "goto" statements lead to?

  1. Thanks a lot.
  2. How do I find out if there is an Esperanto club in my city?
  3. If not, then something is going wrong with those loops for sure, else if you still get a crash that would mean the error can be due to something else going
  4. 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
  5. because join returns a non-zero number if there is a problem which evaluates to true.

or better how would I fix this? asked 3 years ago viewed 1989 times active 1 year ago Blog Stack Overflow Podcast #92 - The Guerilla Guide to Interviewing Related 0How to control number of threads by usgin 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_create Error Code 22 Multiple password fields for one login Was the Oceanic flight 815 pilot the only one attacked by the monster?

Ubuntu Ubuntu Insights Planet Ubuntu Activity Page Please read before SSO login Advanced Search Forum The Ubuntu Forum Community Ubuntu Specialised Support Development & Programming Programming Talk libpthread. Pthread Error Codes Moments | Nature of work in C++? Can Feudalism Endure Advanced Agricultural Techniques? After the thread terminates, the application may then choose to clean up resources that were used by the thread.

Searching further on this I found this(3): The wait in pthread_join is not broken by a signal. Pthread_create.c No Such File Or Directory The caller may then choose to do any clean-up that is required after termination of the thread (e.g., freeing memory or other resources that were allocated to the target thread). Joining with a thread that has previously been joined results in undefined behavior. 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

Pthread Error Codes

Then I looked into the SUSv4 pages(2) and it only has this to say: The pthread_join() function shall not return an error code of [EINTR]. If the thread calling pthread_join() is canceled, then the target thread will remain joinable (i.e., it will not be detached). Pthread_join Error Codes How do I install the latest OpenOffice? Pthread_create Error 22 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.

The WAIT_SIGNALED is returned because we're in the main thread and SA_RESTART is not set, as you assumed above. Check This Out vBulletin 2000 - 2016, Jelsoft Enterprises Ltd. share|improve this answer edited Mar 1 '12 at 20:25 answered Mar 1 '12 at 20:06 Nikolai N Fetissov 62.2k765127 Well, do you have a core file? Why do jet engines smoke? Pthread Error Code 22

On error, a non-zero error code is returned. Results 1 to 2 of 2 Thread: libpthread. When a pthread_join() returns successfully, the target thread has been terminated. Source For details of in-depth Linux/UNIX system programming training courses that I teach, look here.

Don't Do That™ http://pubs.opengroup.org/onlinepubs...read_join.html The behavior is undefined if the value specified by the thread argument to pthread_join() does not refer to a joinable thread. 「明後日の夕方には帰ってるからね。」 Blog Adv Reply Quick Pthread_join Return Value 3 asked 4 years ago viewed 1281 times active 4 years ago Blog Stack Overflow Podcast #92 - The Guerilla Guide to Interviewing Related 18Non-blocking pthread_join28pthread_join() and pthread_exit()0pthread_join blocks my code0pthread_join causes Advanced Search Forum Visual C++ & C++ Programming C++ (Non Visual C++ Issues) segmentation fault on pthread_join If this is your first visit, be sure to check out the FAQ by

Otherwise, an error number will be returned to indicate the error.

But yours do not. struct thread_param tp[THREADNUM]; int search_funct(struct conn_pair temp, enum conn_state markState) { pthread_t threads[THREADNUM]; /* Threads */ int thread_cr_res = 0; int thread_join_res = 0; /* Various ints */ results = 0; more stack exchange communities company blog Stack Exchange Inbox Reputation and Badges sign up log in tour help Tour Start here for a quick overview of the site Help Center Detailed Gdb Pthread_join C No Such File Or Directory in any pthread call, a return code that is not equal to zero) it will set errno to the value of the reason for failure.

pthread_join() error ? Flight between non-Schengen countries with Schengen connection after exhausting 90/180 limit Steepest descent/gradient descent as dynamical system How to flood the entire lunar surfaces? Also, including the pthread_join() function in no way precludes a programmer from coding such complex waits. have a peek here What you have here is literally no better than single threaded. –WhozCraig Oct 10 '13 at 4:18 add a comment| 4 Answers 4 active oldest votes up vote 2 down vote

Taking that at face value, the following patch should do the right thing, doesn't it? What are the values of MaxThreads and CurrentThread when the crash happens? Was Sigmund Freud "deathly afraid" of the number 62? Reply With Quote July 27th, 2008,05:55 AM #3 amatorc++ View Profile View Forum Posts Junior Member Join Date Jul 2008 Posts 17 Re: segmentation fault on pthread_join they are joinable i'm

EINVAL The th thread has been detached. 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 Hosting by jambit GmbH. However, you're not using it anyway, so I would suggest for now you simply pass NULL.

And here is my code: #include #include #include #include #include #include #define SBUFSIZE 1025 char errorstr[SBUFSIZE]; FILE* inputfp[5]; void* f(void* inpFile) { fprintf(stderr, "%s\n", (char*)inpFile); Why do jet engines smoke? I uploaded a new developer snapshot to https://cygwin.com/snapshots/ Can you please test if it works as desired? My code works correctly when I don't run a pthread_join and have it commented out, but when I use it, I get a backtrace.

Ubuntu Logo, Ubuntu and Canonical Canonical Ltd. Cancellation pthread_join, pthread_tryjoin_np and pthread_timedjoin_np are cancellation points. All of the threads in a process are peers: any thread can join with any other thread in the process. The time now is 04:12 PM.

int main (int argc, char* argv[]) { int i; /* Thread Variables */ pthread_attr_t attr; pthread_t *th[argc-2]; //one thread for each input file /* allocate memory for the threads */ for How do I get more information about the failure and it's cause? EXAMPLE top See pthread_create(3). To find the number of X completed, when can I subtract two numbers and when do I have to count?

Recall a pthread thread-proc looks like this: void* thread_proc(void* args) // ^----- this is what is stashed in the pthread_join second parameter You're logic for failure testing is backwards The pthread_join Not the answer you're looking for? pthread_join() error ?