From 95b16cd886e0ba74feaf560199c69f2a6aec04de Mon Sep 17 00:00:00 2001
From: Ricardo Wurmus <rekado@elephly.net>
Date: Sat, 3 Oct 2020 00:03:08 +0200
Subject: gnu: nyacc: Use versioned Guile site directory.

This is a follow-up to commit 4e896da45d7be42ff1ad0b2be741b168573e6f0e.

* gnu/packages/mes.scm (nyacc)[source]: Add snippet.
---
 gnu/packages/mes.scm | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

(limited to 'gnu/packages/mes.scm')

diff --git a/gnu/packages/mes.scm b/gnu/packages/mes.scm
index d574071cc4..5ceb1c6151 100644
--- a/gnu/packages/mes.scm
+++ b/gnu/packages/mes.scm
@@ -105,7 +105,15 @@ extensive examples, including parsers for the Javascript and C99 languages.")
                                   version ".tar.gz"))
               (sha256
                (base32
-                "1vdiqpm3p0ndmpmkzcpkpjvgklfsk4wxrhkixdxbczpafdfl635p"))))
+                "1vdiqpm3p0ndmpmkzcpkpjvgklfsk4wxrhkixdxbczpafdfl635p"))
+              (modules '((guix build utils)))
+              (snippet
+               '(begin
+                  (substitute* "configure"
+                    (("GUILE_GLOBAL_SITE=\\$prefix.*")
+                     "GUILE_GLOBAL_SITE=\
+$prefix/share/guile/site/$GUILE_EFFECTIVE_VERSION\n"))
+                  #t))))
     (inputs
      `(("guile" ,guile-3.0)))))
 
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