+ (add-after 'install 'install-go-files
+ (lambda* (#:key outputs inputs #:allow-other-keys)
+ (let* ((out (assoc-ref outputs "out"))
+ (effective (read-line
+ (open-pipe* OPEN_READ
+ "guile" "-c"
+ "(display (effective-version))")))
+ (module-dir (string-append out "/share/guile/site/"
+ effective))
+ (object-dir (string-append out "/lib/guile/" effective
+ "/site-ccache"))
+ (prefix (string-length module-dir)))
+ (setenv "GUILE_AUTO_COMPILE" "0")
+ ;; compile to the destination
+ (for-each (lambda (file)
+ (let* ((base (string-drop (string-drop-right file 4)
+ prefix))
+ (go (string-append object-dir base ".go")))
+ (invoke "guild" "compile" "-L" module-dir
+ file "-o" go)))
+ (find-files module-dir "\\.scm$"))
+ #t)))