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-rw-r--r--guix/build-system/chicken.scm10
1 files changed, 9 insertions, 1 deletions
diff --git a/guix/build-system/chicken.scm b/guix/build-system/chicken.scm
index c6978266fc..07666d1321 100644
--- a/guix/build-system/chicken.scm
+++ b/guix/build-system/chicken.scm
@@ -1,6 +1,7 @@
;;; GNU Guix --- Functional package management for GNU
;;; Copyright © 2020 raingloom <raingloom@riseup.net>
;;; Copyright © 2021 Ludovic Courtès <ludo@gnu.org>
+;;; Copyright © 2021 Xinglu Chen <public@yoctocell.xyz>
;;;
;;; This file is part of GNU Guix.
;;;
@@ -29,7 +30,14 @@
#:use-module (ice-9 match)
#:export (%chicken-build-system-modules
chicken-build
- chicken-build-system))
+ chicken-build-system
+ egg-uri))
+
+(define* (egg-uri name version #:optional (extension ".tar.gz"))
+ "Return a URI string for the CHICKEN egg corresponding to NAME and VERSION.
+EXTENSION is the file name extension, such as '.tar.gz'."
+ (string-append "https://code.call-cc.org/egg-tarballs/5/"
+ name "/" name "-" version extension))
(define %chicken-build-system-modules
;; Build-side modules imported and used by default.