Reclaim process user space resource exit () function _ exit () function atexit () function on_exit () function, _ exitatexitAbstract:This article describes how to terminate a process and how to use the exit () function to terminate the process and
Abstract:This article describes how to terminate a process and how to use the exit () function to terminate the process and reclaim the user space resources of the process. It analyzes the exit () function and the _ exit () function, difference in
The exit and exit status codes exit are used to end a script, just like in C. it also returns a value, which is passed to the parent process of the script. The parent process uses this value for further processing. each command returns an exit
1. ERROR/1The system is primarily used to define internal errors: There are 10 types of run time error built into Erlang:Function_clause/case_clause/if_clause/badmatch/badarg/undef/badarith/badfun/badarity/system_limit, For example: 1>
Exit and exit Status Codes
Exit is used to end a script, just like in C. it also returns a value, which is passed to the parent process of the script. The parent process uses this value for further processing.
Each command returns an exit status
Just like what is the difference between the following code {code...} and {code? Humbly ask the experts for advice, just like
The following code
Echo 'configuration error'; exit (3); // Status 3 indicates exit due to configuration error
And
// Exit
Error cs0001 internal compiler Error
Error cs0003 memory overflow
Error cs0004 escalation to error warning
Incorrect cs0005 compiler option should be followed by correct parameters
Error cs0006 unable to find the dynamic link metadata file
Error cs00
Original link: http://codingstandards.iteye.com/blog/836625 (reproduced please specify the source)Description of UseThe exit command exits the current shell and can terminate the current script execution in a shell script.Common parametersFormat:
Linux Shell Bash with special meaning exit code purpose descriptionThe exit command exits the current shell and can terminate the current script execution in a shell script.Common parametersFormat: Exit nExit. Set the exit code to N. (cause the
1. Graceful exit of the process 1.1.kill-9 PID problemsIt is easy and efficient to force a process to be killed by Kill-9 PID on Linux, so many program stop scripts often choose how to use the kill-9 PID.Whether the Kill-9 PID of Linux or the
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