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-rw-r--r--gnu/packages/lisp.scm38
1 files changed, 38 insertions, 0 deletions
diff --git a/gnu/packages/lisp.scm b/gnu/packages/lisp.scm
index ba9c637be1..daf5008293 100644
--- a/gnu/packages/lisp.scm
+++ b/gnu/packages/lisp.scm
@@ -6359,3 +6359,41 @@ be faster and more extensible than Optima.
This system contains a non-optimized pattern matcher compatible with Optima,
with extensible optimizer interface.")))
+
+(define-public sbcl-trivia.trivial
+ (package
+ (inherit sbcl-trivia.level0)
+ (name "sbcl-trivia.trivial")
+ (inputs
+ `(("trivia.level2" ,sbcl-trivia.level2)))
+ (arguments
+ `(#:phases
+ (modify-phases %standard-phases
+ (replace 'create-asd-file
+ (lambda* (#:key outputs inputs #:allow-other-keys)
+ (let* ((out (assoc-ref outputs "out"))
+ (lib (string-append out "/lib/sbcl"))
+ (level2 (assoc-ref inputs "trivia.level2")))
+ (mkdir-p lib)
+ (install-file "trivia.trivial.asd" lib)
+ ;; XXX: This .asd does not have any component and the build
+ ;; system fails to work in this case. We should update the
+ ;; build system to handle component-less .asd.
+ ;; TODO: How do we append to file in Guile? It seems that
+ ;; (open-file ... "a") gets a "Permission denied".
+ (substitute* (string-append lib "/trivia.trivial.asd")
+ (("\"\\)")
+ (string-append "\")
+
+(progn (asdf/source-registry:ensure-source-registry)
+ (setf (gethash
+ \"trivia.level2\"
+ asdf/source-registry:*source-registry*)
+ #p\""
+ level2
+ "/share/common-lisp/sbcl-bundle-systems/trivia.level2.asd\"))")))))))))
+ (description "Trivia is a pattern matching compiler that is compatible
+with Optima, another pattern matching library for Common Lisp. It is meant to
+be faster and more extensible than Optima.
+
+This system contains the base level system of Trivia with a trivial optimizer.")))