From 8d564b8b81b98fec9aac2f5f2d3cb0d1f2ea1416 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Ludovic=20Court=C3=A8s?= <ludo@gnu.org>
Date: Mon, 30 Sep 2019 09:48:18 +0200
Subject: [PATCH] gnu: xyce: Use Bison 3.0.

Xyce requires Bison 3.0 at the latest.

* gnu/packages/bison.scm (bison-3.0): New variable.
* gnu/packages/engineering.scm (xyce-serial)[native-inputs]: Use
BISON-3.0 instead of BISON.
---
 gnu/packages/bison.scm       | 15 ++++++++++++++-
 gnu/packages/engineering.scm |  4 ++--
 2 files changed, 16 insertions(+), 3 deletions(-)

diff --git a/gnu/packages/bison.scm b/gnu/packages/bison.scm
index 5ebc883d53..12f19b785e 100644
--- a/gnu/packages/bison.scm
+++ b/gnu/packages/bison.scm
@@ -1,5 +1,5 @@
 ;;; GNU Guix --- Functional package management for GNU
-;;; Copyright © 2012, 2013, 2015 Ludovic Courtès <ludo@gnu.org>
+;;; Copyright © 2012, 2013, 2015, 2019 Ludovic Courtès <ludo@gnu.org>
 ;;; Copyright © 2018 Tobias Geerinckx-Rice <me@tobias.gr>
 ;;; Copyright © 2019 Efraim Flashner <efraim@flashner.co.il>
 ;;;
@@ -63,3 +63,16 @@ (define-public bison
 grammar.  It is versatile enough to have many applications, from parsers for
 simple tools through complex programming languages.")
     (license gpl3+)))
+
+(define-public bison-3.0
+  (package
+    (inherit bison)
+    (version "3.0.5")
+    (source
+     (origin
+      (method url-fetch)
+      (uri (string-append "mirror://gnu/bison/bison-"
+                          version ".tar.xz"))
+      (sha256
+       (base32
+        "0f7kjygrckkx8vas2nm673592jif0a9mw5g8207f6hj6h4pfyp07"))))))
diff --git a/gnu/packages/engineering.scm b/gnu/packages/engineering.scm
index bbd9151995..103cb19e83 100644
--- a/gnu/packages/engineering.scm
+++ b/gnu/packages/engineering.scm
@@ -3,7 +3,7 @@
 ;;; Copyright © 2015 Federico Beffa <beffa@fbengineering.ch>
 ;;; Copyright © 2016, 2018 Efraim Flashner <efraim@flashner.co.il>
 ;;; Copyright © 2016 David Thompson <davet@gnu.org>
-;;; Copyright © 2016, 2017, 2018 Ludovic Courtès <ludo@gnu.org>
+;;; Copyright © 2016, 2017, 2018, 2019 Ludovic Courtès <ludo@gnu.org>
 ;;; Copyright © 2016, 2017, 2018 Theodoros Foradis <theodoros@foradis.org>
 ;;; Copyright © 2017 Julien Lepiller <julien@lepiller.eu>
 ;;; Copyright © 2018, 2019 Tobias Geerinckx-Rice <me@tobias.gr>
@@ -1550,7 +1550,7 @@ (define-public xyce-serial
         (string-append "ARCHDIR="
                        (assoc-ref %build-inputs "trilinos")))))
     (native-inputs
-     `(("bison" ,bison)
+     `(("bison" ,bison-3.0)                  ;'configure' fails with Bison 3.4
        ("flex" ,flex)
        ("fortran" ,gfortran)))
     (inputs