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October 23, 2018 03:39
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A Common Lisp macro that opens a file and closes it after some computation is done.
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| (defmacro open-file-defer-close (file-path file-handle &body body) | |
| "Opens FILE-PATH as FILE-HANDLE, executes BODY and finally closes FILE-HANDLE." | |
| `(let ((,file-handle ,(open file-path))) | |
| ,@body | |
| (close ,file-handle))) |
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