Get Started with C or C++ C Tutorial C++ Tutorial Get the C++ Book All Tutorials Advanced Search Forum General Programming Boards C Programming (errno == EINTR) means WHAT? Browse other questions tagged c posix interrupt system-calls eintr or ask your own question. They are recorded in:- /usr/include/asm/errno.h Here is a copy of that file as of Aug 2004 on RedHat 7.3 #define EPERM 1 /* Operation not permitted */ #define ENOENT 2 /* Macro: int EDQUOT The user’s disk quota was exceeded. http://dssoundware.com/error-codes/eintr-error.php
Share: Chris Herborth ([email protected]), Freelance Writer, Author Close [x] Chris Herborth is an award-winning Senior Technical Writer with more than 10 years of experience writing about operating systems and programming. This is used to indicate various kinds of problems with passing the wrong argument to a library function. For example, if a function returns an unsigned char value but calculated a result of 256 or more (or -1 or less), errno would be set to ERANGE and the function If you get EAGAIN when you didn't ask for it, there's a serious logic error either in your program or in the kernel. –tmyklebu Sep 8 '14 at 18:39 | show
Macro: int ECONNABORTED A network connection was aborted locally. In cases like this, it's important to check your input data for sanity, or check errno after every call.EROFS -- You attempted to modify a file or directory stored on a Looking for a term like "fundamentalism", but without a religious connotation Very simple number line with points How to challenge optimized player with Sharpshooter feat How to cope with too slow Browse other questions tagged python error-handling queue multiprocessing ioerror or ask your own question.
Macro: int ESPIPE Invalid seek operation (such as on a pipe). Macro: int ENOBUFS The kernel’s buffers for I/O operations are all in use. What is Eclipse, and how do I use it? (developerWorks, November 2001): Read this article for an introduction to the Eclipse platform. Efault Macro: int ECONNRESET A network connection was closed for reasons outside the control of the local host, such as by the remote machine rebooting or an unrecoverable protocol violation.
else will throw a exception.. Posix Error Codes This condition never arises on GNU/Hurd systems. All information submitted is secure. You can choose to have functions resume after a signal that is handled, rather than failing with EINTR; see Interrupted Primitives.
thank u! Errno.h Windows Macro: int EALREADY An operation is already in progress on an object that has non-blocking mode selected. I have asked several people's opinion as to how they read the Spec, and most seem to favor the “Unforgiving Behavior”: they say the Spec requires the second connect() call to This can mean that the function does not implement a particular command or option value or flag bit at all.
They can be used to index into the sys_errlist array and output with perror. Typically these signals can be quite benign and already handled by Python, but the underlying system call still ends up being interrupted. Linux Kernel Error Codes For example fopen refers to man page that errno may returned by open which is used inside it... Enxio Sep 8 '14 at 18:19 1 @EfstathiosChatzikyriakidis: Regarding close, that advice you found is only "correct" as a workaround for a Linux bug.
Also the signal handlers cannot be interrupted. This error is never generated by GNU/Hurd systems, but it can result from an operation to an NFS server running another operating system. This is my main reason for preferring the “Liberal Behavior”. IBM trial software: Build your next development project with software for download directly from developerWorks.Discuss Participate in the AIX and UNIX forums: AIX 5L -- technicalAIX for Developers ForumCluster Systems ManagementIBM Linux Errno To String
Required fields are indicated with an asterisk (*). This is by design so you can interrupt these system calls. Macro: int EDEADLK Deadlock avoided; allocating a system resource would have resulted in a deadlock situation. navigate here For example, attempting to remove a directory while another application is reading it.
share|improve this answer edited Mar 9 '15 at 14:10 answered Jan 10 '13 at 16:08 Cartroo 2,953717 I can't vote up because i have too little reputation... Ewouldblock But I think that some of these or even all may return EINTR because they may use inner modules or calls that may fail with EINTR and back propagate that error. The file was the wrong type for the operation, or a data file had the wrong format.
Still searching. –Efstathios Chatzikyriakidis Sep 8 '14 at 18:17 Also, the system call 'close' although it refers the EINTR in case of error in man page it is wrong Please choose a display name between 3-31 characters. Sebastian Sep 8 '14 at 17:37 possible duplicate of Which system calls can return EINTR or EAGAIN error codes? –Andrew Medico Sep 8 '14 at 17:48 I Ebadf Your display name must be unique in the developerWorks community and should not be your email address for privacy reasons.
Most people agree that SA_RESTART does not dispense you from testing EINTR everywhere, if you want to be safe. Get started now with Eclipse: Get more information and links to all things Eclipse. rename can cause this error if the file being renamed already has as many links as it can take (see Renaming Files). Tenant claims they paid rent in cash and that it was stolen from a mailbox.
Macro: int EISCONN You tried to connect a socket that is already connected. Powered by Redmine © 2006-2015 Jean-Philippe Lang Changelog Development Documentation Download libcurl Mailing Lists News cURL / Mailing Lists / curl-library / Single Mail curl-library Curl ftp fails with select error: Using -njo and -cxjo for family members Where is my girlfriend? When you call aio_cancel, the normal result is for the operations affected to complete with this error; see Cancel AIO Operations.
This indicates that the function called is not implemented at all, either in the C library itself or in the operating system. Why don't you connect unused hot and neutral wires to "complete the circuit"? Anyway, it is not the purpose of this page to descuss this point. Showing off all of your errors// Print out all known errors on the system.
Macro: int EINPROGRESS An operation that cannot complete immediately was initiated on an object that has non-blocking mode selected. If anybody knew, please tell me. This seems to be what Linux does (whether this is against the Spec, is, as I say, a matter of interpretation, though most people seem to think that indeed it is). On some systems chmod returns this error if you try to set the sticky bit on a non-directory file; see Setting Permissions.
Information in your profile (your name, country/region, and company name) is displayed to the public and will accompany any content you post, unless you opt to hide your company name. You can simulate this yourself by using a printf() call and the strerror() function, which returns a pointer to the textual representation of the current errno value.One detail you can't see You'll also learn about a couple of associated global variables ( sys_nerr and sys_errlist) and the standard functions that help you report errors to the user. Showing the declaration of errnoIn addition to noticing that my tab settings don't match those of whoever wrote this file, you'll see several of the standard error values, their symbolic names,
If connect() is interrupted by a signal that is caught while blocked waiting to establish a connection, connect() shall fail and set connect() to [EINTR], but the connection request shall not What Are Overlap Integrals? Users do not usually see this error because functions such as read and write translate it into a SIGTTIN or SIGTTOU signal. Macro: int EHOSTUNREACH The remote host for a requested network connection is not reachable.
But these aren't really enough, developers should try harder to tell the user what's going on and give them ways of fixing or working around the problem. Dig deeper into AIX and Unix on developerWorks Overview Technical library (tutorials and more) Forums Community Downloads and products Open source projects Events developerWorks Premium Exclusive tools to build your next share|improve this answer edited Jun 4 '15 at 11:47 answered Apr 2 '15 at 11:07 Morwenn 9,01154195 add a comment| Your Answer draft saved draft discarded Sign up or log Mon, 8 Jun 2015 22:59:54 +0530 Transaction Id added in response PR 5498 Wed, 2 Sep 2015 23:08:24 +0200 Merge pull request #5498 from ceph/wip-12432-hammer Wed, 22 Jul 2015 10:01:00 -0700