From c329eeb3a8a87edfa21675ce67353778a3b24773 Mon Sep 17 00:00:00 2001
From: Lars-Dominik Braun <lars@6xq.net>
Date: Thu, 1 Dec 2022 12:05:09 +0100
Subject: [PATCH] import/cran: Depend on gfortran if .f files are detected too.

There was an inconsistency between tarball-needs-fortran? and
directory-needs-fortran?.

* guix/import/cran.scm (directory-needs-fortran?): Match .f files too.
---
 guix/import/cran.scm | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/guix/import/cran.scm b/guix/import/cran.scm
index d33f909369..f6d24820a8 100644
--- a/guix/import/cran.scm
+++ b/guix/import/cran.scm
@@ -443,7 +443,7 @@ empty list when the FIELD cannot be found."
 
 (define (directory-needs-fortran? dir)
   "Check if the directory DIR contains Fortran source files."
-  (match (find-files dir "\\.f(90|95)$")
+  (match (find-files dir "\\.f(90|95)?$")
     (() #f)
     (_ #t)))