AIX 5L Wiki: A collaborative environment for technical information related to AIX.Podcasts: Tune in and catch up with IBM technical experts. When a command is terminated by a signal whose number is N, a shell sets the variable $? share|improve this answer answered Jul 9 '09 at 5:56 David add a comment| up vote 17 down vote There are no standard exit codes, aside from 0 meaning success. In sysexits.h, mentioned in the most popular answer, exit status EX_USAGE ("command line usage error") is defined to be 64. check over here
Retrieved 2009-09-28. ^ "Windows System Error Codes (exit codes)". From the bash(1) man page, SHELL GRAMMAR section, Simple Commands subsection: The return value of a simple command is [...] 128+n if the command is terminated by signal n. share|improve this answer edited Jul 9 '09 at 5:48 answered Jul 9 '09 at 5:43 Dean Povey 6,40212546 add a comment| up vote 3 down vote Here is the real, long-standing But, where n is the signal number, in ash, zsh, pdksh, bash, the Bourne shell, $? http://people.cs.pitt.edu/~alanjawi/cs449/code/shell/UnixSignals.htm
EDIT: Not immediately deducible, except for the output on the console, but this is stack overflow, so I assume you're doing this in a script. Learn more. System.exit(int status). is 128+2=130 for a process that was killed by SIGINT.
Why didn't Dumbledore appoint the real Mad Eye Moody to teach Defense Against Dark Arts? That is all explained in my answer. –Stéphane Chazelas Jun 23 '14 at 9:46 I see thank you! This should be a temporary condition, and it is unlikely to happen on a modern system.ENODEV -- No such device or you're attempting to do something inappropriate for the specified device Aix Error Codes List All information submitted is secure.
Retrieved 2012-07-09. ^ "Java 1.6.0 API". When computer programs are executed, the operating system creates an abstract entity called a process in which the book-keeping for that program is maintained. Is there a reason why similar or the same musical instruments would develop? http://www.unixmantra.com/2014/04/linux-aix-os-return-codes.html The lack of exceptions from the C language and the rudimentary error mechanisms from the standard C library certainly contribute to this.
perror( "Error opening file" ); printf( "Error opening file: %s\n", strerror( errno ) ); } return EXIT_SUCCESS; }When you run this program, you'll see something like Listing 2.Listing 2. Unix Exit Codes List My first attempt would be the manpage: [email protected]:~# man ls Exit status: 0 if OK, 1 if minor problems (e.g., cannot access subdirectory), 2 if serious trouble (e.g., cannot access command-line I've programmed on platforms that had E_OK, EOK, and ENOERROR in their errno.h, and I've seen loads of code that includes something like Listing 4. For example, it is common programming practice for a child process to return zero to the parent signifying success.
Bash keeps the lower 7 bits of the status and then uses 128 + (signal nr) for indicating a signal. get redirected here They are supported on UNIX systems by other languages (C++, Objective-C, Python, and so forth). Linux Exit Codes List When a command terminates on a fatal signal N, bash uses the value of 128+N as the exit status. Exit Code 0 up vote 7 down vote favorite 5 Is there a way I can do what stated in the title from the terminal commands, or will I have to look into the
Browse other questions tagged kill signals exit return-status or ask your own question. check my blog They are available in the link. –joeytwiddle Oct 14 '16 at 2:26 add a comment| Your Answer draft saved draft discarded Sign up or log in Sign up using Google For instance, many implementations of grep use an exit status of 2 to indicate an error, and use an exit status of 1 to mean that no selected lines were found. Anything else can be interpreted as a failure of some sort, on part of bash or the executable you that just ran. Bash Exit Code Check
command documentation exit share|improve this question edited Jan 22 '14 at 23:41 Gilles 388k757161166 asked Jan 22 '14 at 7:14 precise 4681917 add a comment| 3 Answers 3 active oldest votes Exit Code 1 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 Exit Codes With Special MeaningsTable E-1.
The standard C library, part of every C compiler suite, is the foundation upon which UNIX standards, such as Portable Operating System Interface (POSIX) and the Single UNIX Specification, were created.When How to tell my parents I want to marry my girlfriend Taxiing with one engine: Is engine #1 always used or do they switch? See also the exit builtin command below. Exit Code 9 to 210, return -- -1 will set $?
See also yash for a different (but still POSIX) behaviour. If you've never tried Eclipse before, there are links in the Resources section that help you get started.The code examples are fairly trivial, but using an integrated development environment (IDE), such There is likely some mechanism, either in the kernel or in the shell, that translates that into the exit code. have a peek at these guys linux exit-code share|improve this question edited Oct 10 '16 at 8:41 Kyll 5,27152347 asked Jul 9 '09 at 5:24 Nathan Fellman 47.9k62194276 2 if you're looking for the thing called
For example, if you call setpgid() on a system without job control, you'll get an ENOSYS error.ENOTDIR -- The specified path name needs to be a directory, but it isn't. Segmentation fault 139 $ expr 139 - 128 11 If you're seeing anything other than this, then the program probably has a SIGSEGV signal handler which then calls exit normally, so Please choose a display name between 3-31 characters. The value of the code returned by the function or program may indicate a specific cause of failure.
Retrieved 2016-12-16. ^ "ExitCodes bigger than 255, possible?". Contents 1 Semantics 1.1 AmigaOS 1.2 Shell and scripts 1.3 C language 1.4 DOS 1.5 Java 1.6 OpenVMS 1.7 POSIX 1.8 Windows 2 See also 3 References Semantics The parent and The errno variable records your failures// errno for fun and profit #include
Example: $ /dev/null $ /etc/hosts; echo $? -bash: /etc/hosts: Permission denied 126 127 - if a command cannot be found, the child process created to execute it returns that status Possible exit 3809 gives an exit code of 225, 3809 % 256 = 225). Ultimate Australian Canal Set up non-index.html home page to change daily Is it bad practice to use GET method as login username/password for administrators? Value for exit status 4 Detecting meaning of system() function's return value in Linux 5 Java processbuilder exitvalues 2 Confirm existance of executable (script, bat, cmd, exe) via a ruby file
Wikipedia® is a registered trademark of the Wikimedia Foundation, Inc., a non-profit organization. The value is a 32 bit integer with sub-fields: control bits, facility number, message number and severity. The range of unallotted exit codes will be further restricted in the future.