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From: | lina |
Subject: | Re: [Help-bash] how to set up a repeat check procedure? |
Date: | Thu, 29 Dec 2011 15:53:17 +0800 |
User-agent: | Mozilla/5.0 (X11; U; Linux x86_64; en-US; rv:1.9.2.24) Gecko/20111114 Icedove/3.1.16 |
On Thursday 29,December,2011 03:29 PM, lina wrote:
The a.txt was the one destined to be generated, but the generation time won't be know, which might last from 2 mins to 2 hours,Hi, How can I let a script keep on checking whether a file exist or not? if not, check it again 1 minutes later, if exist, execute some commands, I started writing the #!/bin/sh file=a.txt if [ -e $file ]; then echo "$file exists" else sleep 60 ## I don't know how to let it back to check, fi Thanks with best regards,
so I wish there is a script there check whether it's generate or not, if generate, so it can proceed further.
It's a bit dynamic process, sort of .. haha ... Thanks for your advice, Best regards,
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