From 70fa5899af8a2270c29e40035e6258865a4f4461 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E5=AE=8B=E6=96=87=E6=AD=A6?= <iyzsong@member.fsf.org>
Date: Sun, 30 Sep 2018 20:33:46 +0800
Subject: gnu: ghc-wave: Fix build.

* gnu/packages/haskell.scm (ghc-wave)[arguments]: Add a phase to relax
dependency constraints.
---
 gnu/packages/haskell.scm | 8 ++++++++
 1 file changed, 8 insertions(+)

(limited to 'gnu/packages')

diff --git a/gnu/packages/haskell.scm b/gnu/packages/haskell.scm
index df0190d591..4a915142c1 100644
--- a/gnu/packages/haskell.scm
+++ b/gnu/packages/haskell.scm
@@ -8338,6 +8338,14 @@ Rust syntax.  It is intended to be useful for two different purposes:
         (base32
           "03zycmwrchhqvi37fdvlzz2d1vl4hy0i8xyys1zznw38qfq0h2i5"))))
     (build-system haskell-build-system)
+    (arguments
+     '(#:phases
+       (modify-phases %standard-phases
+         (add-before 'configure 'update-constraints
+           (lambda _
+             (substitute* "wave.cabal"
+               (("temporary.* < 1\\.3")
+                "temporary >= 1.1 && < 1.4")))))))
     (inputs
      `(("ghc-cereal" ,ghc-cereal)
        ("ghc-data-default-class"
-- 
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