refresh: Indicate that PACKAGE... is optional.

* guix/scripts/refresh.scm (show-help): Add brackets around PACKAGE.
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Tobias Geerinckx-Rice 2016-12-05 20:50:10 +01:00
parent c0cc805e3f
commit d8501b844b
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@ -119,7 +119,7 @@
(show-version-and-exit "guix refresh")))))
(define (show-help)
(display (_ "Usage: guix refresh [OPTION]... PACKAGE...
(display (_ "Usage: guix refresh [OPTION]... [PACKAGE]...
Update package definitions to match the latest upstream version.
When PACKAGE... is given, update only the specified packages. Otherwise