From 0fbcf0a24c91f08b456d516dc85c0b524d1b5ae6 Mon Sep 17 00:00:00 2001
From: Dmitry Ivanov <ethercrow@gmail.com>
Date: Wed, 13 Apr 2016 12:47:50 +0600
Subject: [PATCH] Fix ghc version comparison in travis scripts

---
 ci/travis_ci_install | 5 ++++-
 ci/travis_ci_script  | 5 ++++-
 2 files changed, 8 insertions(+), 2 deletions(-)

diff --git a/ci/travis_ci_install b/ci/travis_ci_install
index f69d67c..ad0d9ed 100755
--- a/ci/travis_ci_install
+++ b/ci/travis_ci_install
@@ -1,7 +1,10 @@
 #!/bin/bash
 set -ex
 cabal --version
-if [[ "${GHCVER}" > "7.2.2" ]] ; then
+
+GHC_IS_OLD=$(python -c "from distutils.version import StrictVersion as SV; print '$GHCVER' != 'head' and SV('$GHCVER') < SV('7.2.3')")
+
+if [[ "False" == "$GHC_IS_OLD" ]] ; then
   /opt/cabal/${CABALVER}/bin/cabal install --only-dependencies --enable-tests
 else
   /opt/cabal/${CABALVER}/bin/cabal install --only-dependencies
diff --git a/ci/travis_ci_script b/ci/travis_ci_script
index de9ac4f..8d1df67 100755
--- a/ci/travis_ci_script
+++ b/ci/travis_ci_script
@@ -1,6 +1,9 @@
 #!/bin/bash
 set -ex
-if [[ "${GHCVER}" > "7.2.2" ]] ; then
+
+GHC_IS_OLD=$(python -c "from distutils.version import StrictVersion as SV; print '$GHCVER' != 'head' and SV('$GHCVER') < SV('7.2.3')")
+
+if [[ "False" == "$GHC_IS_OLD" ]] ; then
   /opt/cabal/${CABALVER}/bin/cabal configure --enable-tests && /opt/cabal/${CABALVER}/bin/cabal build && /opt/cabal/${CABALVER}/bin/cabal test
 else
   echo "Skipping tests on ${GHCVER}"