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Bad File Descriptor Error In C


Macro: int ENOTBLK A file that isn't a block special file was given in a situation that requires one. Only one or the other... Macro: int EACCES Permission denied; the file permissions do not allow the attempted operation. Macro: int ENOTEMPTY Directory not empty, where an empty directory was expected. have a peek here

Not the answer you're looking for? I pass the socket number for the newly "accept()"ed client as an argument to the thread, but this time I get "send: Bad file descriptor", and client gets nothing. Were slings used for throwing hand grenades? For what I understood the problem is that I create the variable temp_sock to handle communications with the client.

Bad File Descriptor C Socket

In that case, you do indeed set thesocket to -1; but, what you fail to do is return from that function immediately, andinstead you erroniously continue on into the below recv() Macro: int EDOM Domain error; used by mathematical functions when an argument value does not fall into the domain over which the function is defined. If there is one, it might point to buggy code calling close(). -- Jamie ------------------------------------------------------------------- List admin: http://cool.haxx.se/list/listinfo/curl-library Etiquette: http://curl.haxx.se/mail/etiquette.html Received on 2009-11-13 This message: [ Message body ] Next message:

  • Macro: int EFAULT Bad address; an invalid pointer was detected.
  • Page updated November 16, 2009.
  • Often this happens because some other part of the application closes a file descriptor that it shouldn't.
  • Macro: int ENOENT No such file or directory.
  • Ok, I am a bit ignorant, thsnks kbw for your suggestions Topic archived.
  • My home country claims I am a dual national of another country, the country in question does not.
  • How you want to handle the case is up to you: if you want to print something like "Length: 0 Command: EOF" or whatever, then have your function set the appropriate
  • If you get this error, you might want to increase the RLIMIT_NOFILE limit or make it unlimited; see section Limiting Resource Usage. Macro: int ENFILE There are too many distinct

more hot questions question feed lang-c about us tour help blog chat data legal privacy policy work here advertising info mobile contact us feedback Technology Life / Arts Culture / Recreation This often indicates a cycle of symbolic links. Macro: int EAFNOSUPPORT The address family specified for a socket is not supported; it is inconsistent with the protocol being used on the socket. Bad File Descriptor Perl Do you use the socket after closing it for example? –Joachim Pileborg Jul 31 '12 at 7:22 Where are the threads exactly used? –MichaƂ Górny Jul 31 '12 at

int res = select(max_sd + 1, &read_fds, NULL, NULL, timeout); if (res > 0) { struct sockaddr_in caddr; socklen_t clen = sizeof(caddr); return accept(server_socket, (struct sockaddr *) &caddr, &clen); } return Bad File Descriptor Python Macro: int ENODEV The wrong type of device was given to a function that expects a particular sort of device. It is either negative or does not represent a currently open file or socket. Macro: int EALREADY An operation is already in progress on an object that has non-blocking mode selected.

The whole point of exceptions is to remove the error handling from the code, not embed it in the most verbose way possible. Bad File Descriptor Bash Most of your exceptions just print an error message and terminate. Typically, this error occurs when you are trying to delete a directory. Ubuntu Logo, Ubuntu and Canonical © Canonical Ltd.

Bad File Descriptor Python

Macro: int ESRCH No process matches the specified process ID. What type of sequences are escape sequences starting with "\033]" Is the standard Canon 18-55 lens the same as 5 years ago? Bad File Descriptor C Socket See section Socket Addresses. Bad File Descriptor Golang Eg: in your case of 8 bytes, you strangelystart out with total = 2, len = 6; which would seem to imply only 4 left, when in factthere are 6 left...

Btw, your code at line 15 is correct. navigate here vBulletin ©2000 - 2016, Jelsoft Enterprises Ltd. Symbolic comparison of recursive functions How to increase the population growth of the human race How to substitute expression globally with bash bracket substitution syntax? 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 Bad File Descriptor Mac

Command: hello Length of packet: 8 Command: hello Length of packet: 8 Command: hello Length of packet: 8 Command: hello Length of packet: 8 Command: hello Length of packet: 8 Command: For debugging, you (a) trace all system calls to a file, using something like the strace tool, and (b) modify the call to select() so that it iterates over each file 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 send: Bad file descriptor Check This Out Simple enough.So basically, somewhere along the way, the client socket is changed to -1 resulting in a recv() error.

Question: In the above scenario, where the client connection does not exist how should I handle these BAD FILE DESCRIPTORs .Can I call recv() on these ? How To Fix Bad File Descriptor We're getting into Sockets (beginner level sockets) now and i had be given this code to make the client send a simple message to the server by using send() and recv(). share|improve this answer edited Jul 31 '12 at 8:24 answered Jul 31 '12 at 7:30 Rahul Bhansali 1008 it is not the IP address that is reserved (that would

GTIN validation Good way to explain fundamental theorem of arithmetic?

Macro: int ERPCMISMATCH ??? Offline Quote #5 2008-06-02 04:00 PM Tommo Member Registered: 2007-09-03 Posts: 76 Re: Bad file descriptor Hi there, I changed the function to what you said: /* maybe a bit too Macro: int ETOOMANYREFS ??? Bad File Descriptor Linux This problem always occurs when I close an unrelated socket connection in a different thread.

See section Sockets. How's the CMD trip bonuses from extra legs work? In GNU, this error is always synonymous with ENOMEM; you may get one or the other from network operations. this contact form Refer to line 88 of your code.

libCurl version=7.19.3. > >The select error occured during an endurance test. > >The timestamps left are of format seconds:milliseconds. > > > >select() returned -1 and the errno was 9 / client: $ ./client hello Length of packet: 8 Message: hello server: New connection from Length of packet: 8 Command: hello Length of packet: 8 Command: hello Offline Quote #9 Obviously there's still some bug somewhere, but I can't tell what it is from that one little snippet... How to deal with a very weak student?

If not, why? Can I use an HSA as investment vehicle by overcontributing temporarily? What are the canonical white spaces? Such shortages are usually fairly serious and affect the whole system, so usually an interactive program should report the error to the user and return to its command loop.

Macro: int ENETDOWN A socket operation failed because the network was down. more hot questions question feed lang-c about us tour help blog chat data legal privacy policy work here advertising info mobile contact us feedback Technology Life / Arts Culture / Recreation Macro: int ENOTSUP Not supported. use close(fd) system call after you finished working on a file.