65/66: gnu: texlive-metafont-base: Use invoke.

[Mark H. Weaver]

mhw pushed a commit to branch core-updates
in repository guix.

commit 3730a1078624ec892bba19f22c019a9e87d54071
Author: Mark H Weaver <address@hidden>
Date:   Fri Mar 23 04:10:49 2018 -0400

    gnu: texlive-metafont-base: Use invoke.
    
    * gnu/packages/tex.scm (texlive-metafont-base)[arguments]: Use invoke in the
    custom build phase.
---
 gnu/packages/tex.scm | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/gnu/packages/tex.scm b/gnu/packages/tex.scm
index 50958cf..0112f88 100644
--- a/gnu/packages/tex.scm
+++ b/gnu/packages/tex.scm
@@ -470,7 +470,7 @@ converters, will completely supplant the older patterns.")
                                       cwd "/config")))
              (mkdir "build")
              (with-directory-excursion "build"
-               (zero? (system* "inimf" "mf.mf")))))
+               (invoke "inimf" "mf.mf"))))
          (replace 'install
            (lambda* (#:key outputs #:allow-other-keys)
              (let* ((out  (assoc-ref outputs "out"))