[plt-scheme] file locking, or appending an email to a mbox file

From: A. Ozmen (aoz at dmailman.com)
Date: Mon May 12 15:39:21 EDT 2003


I trying to write a function to append an email to a mbox file.  How can I prevent
multiple programs, or threads in the same program, modifying the same file?

Thank you.
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