Check files update

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# 1  
Old 11-01-2002
Check files update


I want to monitor a file, and check what has been added to it.

etc: The text file contain "abcdef"
And now it contain "abcdefghi".

I need to know what had been added, is there any function that can do this?

Thx for helping me.
# 2  
Old 11-02-2002
Yes, see help on 'tail' command.
# 3  
Old 11-02-2002
I need it in C programming.

In unix shell i can do it easily also..thx anyway!
# 4  
Old 11-05-2002
You can use fstat() to determine the size of a file.
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