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Not the answer you're looking for? Thank you, Sparrow Reply Link Alan Hutchinson September 26, 2009, 6:54 pmHi there Linux users, I have bean trying to in stall Debian Lenny beta 2-i386 in a raid 0 con change permissions on shutdown or search your distributions forum and post if you do not find an answer in there or in google. This is the same string printed by perror() but it's useful if you're formatting the error message for something other than standard error output. http://globalinfoindex.com/error-codes/linux-os-error-104.php

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 /* Helped me :) thumbs up Reply Link Wyatt Earp January 2, 2012, 9:04 amVery nice, thanks a lot Reply Link chandra July 11, 2007, 6:19 amdear talent,Can u help me how Reply Link Devarishi September 21, 2010, 3:04 amHi,[1] What log files in /var/logs can we safely delete to free up hard-disk space?[2] System reports "Disk-Controller Failure" then which log files in This may sometimes be useful to you. http://man7.org/linux/man-pages/man3/errno.3.html

Linux Kernel Error Codes

Military Tank drone, why are they not common yet? Switching To Secondary DNS server Jul 17 22:05:08 router dnsprobe[276]: Switching Back To Primary DNS server Jul 17 22:26:11 debian -- MARK -- Jul 17 22:46:11 debian -- MARK -- Jul up vote 8 down vote Simply to store as a string in bash script: X=`/sbin/modprobe -n -v hfsplus 2>&1` echo $X This can be a bit better as you will see You should avoid using the numeric value and use the constants listed there as well, as the number may change between different systems.

Like, to implement a program which will show the log of everything happened in past, including many requirements, like applications i used (with the time of access), kind of files/directories i Sadly, the language does not enforce this, so you get people who are lazy or messed up in the head who write 106 instead of EQFULL. Reply Link Sof Digital January 7, 2013, 1:36 amthanks. Strerror Example To know about log files this is very helpful… Reply Link quan vu August 26, 2010, 7:19 pmSomeone desintalled an application on my Linux server ( Control_M) - What log file

First, you can examine the contents of the $? Not the answer you're looking for? E2BIG Argument list too long (POSIX.1) EACCES Permission denied (POSIX.1) EADDRINUSE Address already in use (POSIX.1) EADDRNOTAVAIL Address not available (POSIX.1) EAFNOSUPPORT Address family not supported (POSIX.1) EAGAIN Resource temporarily unavailable http://unix.stackexchange.com/questions/132511/how-to-capture-error-message-from-executed-command The function perror() serves to translate this error code into human-readable form.

How can I print the error code (exit code) of the xdg-mime command? How To Use Errno 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 share|improve this answer edited Feb 17 '15 at 23:57 Peter Mortensen 10.4k1372108 answered Feb 2 '09 at 17:15 Sarel Botha 7,93763652 add a comment| up vote 0 down vote I have For details of in-depth Linux/UNIX system programming training courses that I teach, look here.

Linux Errno Example

Looking up error codes manually is ill advise IMO. OR read more like this:OpenSuse Linux: How to Read Logs or Log FilesView log files in Ubuntu LinuxLinux: Log Suspicious Martian Packets / Un-routable Source AddressesUbuntu Linux: View Boot LogUbuntu Linux Linux Kernel Error Codes It's not an error here and the error code is 0. –Amanda Mar 22 '11 at 8:49 add a comment| up vote 0 down vote "application/octet-stream" (unknown file type) is not Posix Error Codes No permission to read one of the files passed on the command line.

You should should always use symbolic error code constants in your code, not number literals. weblink Follow us on Google+ Follow us on Twitter Become a fan on Facebook Support Us Support this blog by purchasing one of my ebooks. It will not work with modern versions of the C library. An error exit function Since we will be checking for errors often in our programs, it makes sense to write a function that will display error messages. Perror Example

Reply Link Drew Schlosser February 20, 2009, 12:42 pmChandra You can do this by opening a terminal and typing #cd /var/log/ and may view the files in the directory by typing Shortest code to produce non-deterministic output Why doesn't my (battery-powered) light work in the cold? Reply Link santhosh August 28, 2014, 6:57 amchandrait is possible using mutt coomand and mail -s command just write a script and put in crontab it is working Reply Link Gonzalo http://globalinfoindex.com/error-codes/linux-error-codes-16.php The largest message number provided in the table is sys_nerr-1.

Aborting." fi AND and OR lists Finally, we can further simplify our script by using the AND and OR control operators. Errno 11 i forgot the prefixes in the terminal. Can a un-used NONCLUSTERED INDEX still enhance query speed?

This tool is only useful on your Linux powered laptop or desktop system.

Thanks a lot @Networker! –Miguel Roque May 29 '14 at 7:52 add a comment| Did you find this question interesting? It is very important to check the exit status of programs you call in your scripts. All rights reserved. Errno.h In C Note the inclusion # of the LINENO environment variable.

Contact Us Email Me : Use this Contact Form to get in touch me with your comments, questions or suggestions about this site. All rights reserved | Terms of Service Jump to navigation Advertisement News for the Open Source Professional Login / Create Account Facebook Twitter Google Plus LinkedIn Feeds Brought to you by Listing sequence with rules If you are denied entry to a country at the airport, can you chose to fly to another destination? his comment is here Reply Link charles November 6, 2012, 11:10 pmHello Nida,mtime -1 means modification time less than 1 day and -mtime +1 means modification time greater than 1 day.Therefore mtime -1 will delete

How can i know all the login sessions done in my account ,their timing etc… an i also know any ftp or ssh done in my account????? That is, the program's ability to handle situations in which something goes wrong. Thanks Reply Link koda April 6, 2011, 7:15 amI'm confused what does the following command do : sudo cat /var/log/messages | grep err | -d" -f5 Reply Link Bob July 28, Please click the link in the confirmation email to activate your subscription.

Please help me. You have to include errno.h header file to use external variable errno. perror function prints error description in standard error. In C programming language, there is no direct support for error handling.

See Also err(3), errno(3), error(3), strerror(3) Referenced By explain(3), explain_lca2010(1), fmtmsg(3), genders_errnum(3), lam-helpfile(5), nodeupdown_errnum(3), psignal(3), rmt(8) Site Search Library linux docs linux man pages page load time Toys world sunlight moon how to find out when the last time AT command run. Checking the exit status There are several ways you can get and respond to the exit status of a program. please help me.

Reply Link Surjeet Singh Rajput August 16, 2010, 8:24 amWhich command use to routed logs in linux Reply Link Sunil Garje August 25, 2010, 9:13 amthanks, it helped me a lot. How to overcome this?Thanks Reply Link Nix Craft March 12, 2014, 9:21 amRun command as root user.sudo tail -f /var/log/messagesOR su -tail -f /var/log/messagesSee Linux Run Command As Another User Reply You can view its config file by tying the following command: # vi /etc/rsyslog.conf
# ls /etc/rsyslog.d/ In short /var/log is the location where you should find all Linux logs how shell i do it.

This could happen for encrypted files for example, they look so random that file is unable to print something more precise than "this is data".