build/glib-or-gtk-build-system: Fix 'generate-icon-cache'.
Reported by Mark H Weaver <mhw@netris.org> * guix/build/glib-or-gtk-build-system.scm (generate-icon-cache): Add check for existence of icons directory.
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@ -217,6 +217,7 @@ needed."
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((output . directory)
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(let ((iconsdir (string-append directory
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"/share/icons")))
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(when (file-exists? iconsdir)
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(with-directory-excursion iconsdir
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(for-each
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(lambda (dir)
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@ -232,7 +233,7 @@ needed."
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(not (equal? name "."))
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(not (equal? name ".."))
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(equal? 'directory
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(stat:type (stat name))))))))
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(stat:type (stat name)))))))))
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#t)))
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outputs))
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