The names and descriptions are borrowed from linux/include/errno.h, which should be pretty all-inclusive. Note: You can't assume that the value of errno is valid unless the function that you've called indicates that an error has occurred. Follow us on Google+ Follow us on Twitter Become a fan on Facebook Support Us Support this blog by purchasing one of my ebooks. You have to detect the failure and handle the error. my review here
Written by John Gilmore and Jay Fenlason. The plock() function ( which locks areas of a process into memory) returns this if you attempt to use it twice on the same memory segment. Macro: int EIO Input/output error; usually used for physical read or write errors. Looking up error codes manually is ill advise IMO. http://www-numi.fnal.gov/offline_software/srt_public_context/WebDocs/Errors/unix_system_errors.html
EINVAL Invalid argument (POSIX.1) EIO Input/output error (POSIX.1) EISCONN Socket is connected (POSIX.1) EISDIR Is a directory (POSIX.1) EISNAM Is a named type file EKEYEXPIRED Key has expired EKEYREJECTED Key was No ESTALE 122 Potentially recoverable I/O error Yes ESTRPIPE 92 If pipe/FIFO, don't sleep in stream head No ETIME 62 Timer expired Yes ETIMEDOUT 260 Connection timed out Yes ETOOMANYREFS 259 Some of these are marked POSIX.1, indicating that the name is defined by POSIX.1-2001, or C99, indicating that the name is defined by C99.
Contact Site Map Numeric Unix Error Messages It's an unfortunate fact that many programmers are lazy about error messages. The system calls shown as examples may not be the only functions that will return these errors; you really need access to the source to know that. #define EPERM 1 /* Streams use this if you attempt to link a stream onto itself. Linux Errno To String The specific list of defined symbols is available as errno.errorcode.keys().
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. Linux Errno Example For some system calls and library functions (e.g., getpriority(2)), -1 is a valid return on success. Send me email. (OLDER) <- More Stuff -> (NEWER) (NEWEST) Printer Friendly Version Home -> Unix Articles -> Numeric Unix Error Messages 4 comments Increase ad revenue 50-250% with You can use select to find out when the operation will be possible; see Waiting for I/O.
npm ERR! Errno.h In C http://github.com/isaacs/npm/issues npm ERR! for a discussion about trying to solve such a problem. #define ENOMEM 12 /* Out of memory */ (Linux) #define ENOMEM 12 /* Not enough space */ (SCO Unix) If you path /usr/local/bin/npm npm ERR!
You signed in with another tab or window. error installing [email protected] Error: EACCES, Permission denied '/usr/local/bin/npm' npm ERR! Linux Kernel Error Codes Socket calls can also return this. #define EROFS 30 /* Read-only file system */ Not much to be said about that. #define EMLINK 31 /* Too many links */ Too many Posix Error Codes Macro: int ETIMEDOUT A socket operation with a specified timeout received no response during the timeout period.
Here's some odd ones:#define ENOPKG 65 #define EISNAM 139 At Rare Error 65 (ENOPKG) occurrence on open() call, Bela Lubkin noted:There are very few things in the kernel that return ENOPKG. this page This article might be a handy reference for you, when you encounter an error number and you would like to know what it means. node -v v0.5.5-pre npm ERR! argv "/usr/bin/nodejs" "/usr/bin/npm" "install" "lodash" npm ERR! Errno.h Linux Kernel
error installing [email protected] Error: EACCES, permission denied '/usr/local/bin/npm' npm ERR! The programmer needs to know whether the read returned because it got its data, because there is no more data, or if a signal interrupted it. See Limits on Resources, for details on the RLIMIT_NPROC limit. http://softacoustik.com/error-codes/linux-io-error-codes.php npm -v 1.0.106 npm ERR!
My focus is to write articles that will either teach you or help you resolve a problem. Errno.h Windows You signed out in another tab or window. Macro: int EACCES Permission denied; the file permissions do not allow the attempted operation.
Symbols available can include: errno.EPERM¶ Operation not permitted errno.ENOENT¶ No such file or directory errno.ESRCH¶ No such process errno.EINTR¶ Interrupted system call errno.EIO¶ I/O error errno.ENXIO¶ No such device or address Read more about Ramesh Natarajan and the blog. Generic Operating System Services » 15.16. errno -- Standard errno system symbols¶ This module makes available standard errno system symbols. Efault Macro: int ENOSYS Function not implemented.
I for one was very excited and love how everything else works, but as you are adding this feature to windows with the intention of bringing web developers back to windows Please donate. C libraries in many older Unix systems have EWOULDBLOCK as a separate error code. useful reference On BSD platforms, bind() can return this when trying to bind a reserved port number if all are in use.