17/32: gnu: msgpack: Update phase style.

[Tobias Geerinckx-Rice]

nckx pushed a commit to branch master
in repository guix.

commit 778fb47bcd1a595c0cd9e9d47f984f6d0bfaccf7
Author: Tobias Geerinckx-Rice <address@hidden>
Date:   Sun Mar 11 20:30:44 2018 +0100

    gnu: msgpack: Update phase style.
    
    * gnu/packages/serialization.scm (msgpack)[arguments]: Substitute INVOKE
    for SYSTEM* and end phase with #t.
---
 gnu/packages/serialization.scm | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/gnu/packages/serialization.scm b/gnu/packages/serialization.scm
index a0361c7..131d682 100644
--- a/gnu/packages/serialization.scm
+++ b/gnu/packages/serialization.scm
@@ -131,7 +131,8 @@ such as compact binary encodings, XML, or JSON.")
        (modify-phases %standard-phases
          (add-after 'unpack 'autoconf
            (lambda _
-             (system* "autoreconf" "-vfi"))))))
+             (invoke "autoreconf" "-vfi")
+             #t)))))
     (home-page "https://www.msgpack.org";)
     (synopsis "Binary serialization library")
     (description "Msgpack is a library for C/C++ that implements binary