build: store-copy: Export file-size procedure.

* guix/build/store-copy.scm (file-size): Export it.
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Mathieu Othacehe 2020-04-28 14:14:21 +02:00
parent 78fbf2bd70
commit fd1351ab0a
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@ -35,6 +35,7 @@
read-reference-graph
file-size
closure-size
populate-store))