From 2b7249e445a383fe3f11a87fde9ee05e1cf5b4bb Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Daniel=20Gr=C3=B6ber?= <dxld@darkboxed.org>
Date: Mon, 7 Sep 2015 06:24:23 +0200
Subject: [PATCH] Fix travis

---
 .travis.yml | 10 +++-------
 1 file changed, 3 insertions(+), 7 deletions(-)

diff --git a/.travis.yml b/.travis.yml
index 8873a1f..c110a3c 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -31,17 +31,13 @@ before_install:
   - stack --version
 
 install:
+  - export CABAL_VER="$(ghc-pkg describe ghc | sed -n '/^depends:/,/^[a-z]/p' | head -n-1 | sed '1{s/^depends://}' | grep " *Cabal" | tr -d "[:space:]" | sed 's/^Cabal-\([0-9.]*\)-.*/\1/g')"
+  - echo $CABAL_VER
   - cabal update
-#  - ( $CABAL122 && cabal install cabal-install --constraint "Cabal >= 1.22" && ghc-pkg unregister Cabal ) || true
-  - echo $PATH
-  - which cabal
-  - if [ -n "$(cabal --version | grep 'Cabal library' | awk '{ print $3 }' | tail -n1 | sed -n '/^1.18/p')" ]; then cabal install cabal-install --constraint "Cabal == 1.18.* && > 1.18.0"; fi
   - cabal install happy
   - happy --version
-#  - ls -lR ~/.ghc
-#  - ls -lR ~/.cabal
   - git clone --depth=1 https://github.com/DanielG/cabal-helper.git
-  - cabal install cabal-helper/
+  - cabal install cabal-helper/ --constraint "Cabal == ${CABAL_VER}"
   - cabal install -j --only-dependencies --enable-tests