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Top Forums Shell Programming and Scripting How to determine if a script (perl) was called from a CRON job or commandline Post 302069027 by jerryMcguire on Wednesday 22nd of March 2006 07:33:57 AM
Old 03-22-2006
How to determine if a script (perl) was called from a CRON job or commandline

Hi,

Is there a way to determine if a Script is called from a
CRON job or from a commandline

Gerry.
 

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disown(1)							   User Commands							 disown(1)

NAME
disown - ksh93 built-in function to disassociate a job with the current shell SYNOPSIS
disown [job ...] DESCRIPTION
The ksh93 disown command prevents the current shell from sending a HUP signal to each of the specified jobs when the current shell termi- nates a login session. If job is omitted, disown sends the HUP signal to the most recently started or stopped background job. OPERANDS
The following operands are supported: job Specifies the job or jobs on which disown operates. Specify job as one of the following: number Refers to a process ID. -number Refers to a process group ID. %number Refers to a job number. %string Refers to a job whose name begins with string. %?string Refers to a job whose name contains string. %+ or %% Refers to the current job. %- Refers to the previous job. EXIT STATUS
0 Successful completion. >0 One or more specified jobs does not exist. EXAMPLES
Example 1 Disowning a Job The following example disowns job 1: example% disown %1 AUTHORS
David Korn, dgk@research.att.com ATTRIBUTES
See attributes(5) for descriptions of the following attributes: +-----------------------------+-----------------------------+ | ATTRIBUTE TYPE | ATTRIBUTE VALUE | +-----------------------------+-----------------------------+ |Availability |SUNWcsu | +-----------------------------+-----------------------------+ |Interface Stability |Uncommitted | +-----------------------------+-----------------------------+ SEE ALSO
bg(1), jobs(1), ksh93(1), wait(1), attributes(5) SunOS 5.11 18 Apr 2007 disown(1)
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