print "file $file is opened\n" if `lsof $file`;

... and let's hope nobody sets $file='foo ; rm -rf /'; (Shell injection). To avoid this problem, see "Safe pipe open" in perlipc and Ssh and qx.

Alexander

--
Today I will gladly share my knowledge and experience, for there are no sweeter words than "I told you so". ;-)

In reply to Re^3: Read, SFTP Put and Move Files from a "Busy" NFS FileSystem by afoken
in thread Read, SFTP Put and Move Files from a "Busy" NFS FileSystem by longjohnsilver

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