From 05076dacc430d1f2d74692822ff4825e6657f9f0 Mon Sep 17 00:00:00 2001
From: Giorgio Calderone <giorgio.calderone@gmail.com>
Date: Mon, 28 Aug 2017 19:44:52 +0200
Subject: [PATCH] Try to use gnuplot>=4.7 on Travis

---
 .travis.yml             | 10 ++++++----
 src/GnuplotInternals.jl |  2 +-
 2 files changed, 7 insertions(+), 5 deletions(-)

diff --git a/.travis.yml b/.travis.yml
index 01b72c6..df6efda 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -5,6 +5,7 @@ os:
   - osx
 julia:
   - 0.6
+  - nightly
 notifications:
   email: false
 git:
@@ -12,15 +13,16 @@ git:
 
 ## uncomment the following lines to allow failures on nightly julia
 ## (tests will run but not make your overall status red)
-#matrix:
-#  allow_failures:
-#  - julia: nightly
+matrix:
+  allow_failures:
+    - julia: nightly
 
 ## uncomment and modify the following lines to manually install system packages
 addons:
   apt: # apt-get for linux
     packages:
-    - gnuplot
+    - gnuplot>=4.7
+
 before_script: # homebrew for mac
   - if [ $TRAVIS_OS_NAME = osx ]; then brew install gnuplot; fi
 
diff --git a/src/GnuplotInternals.jl b/src/GnuplotInternals.jl
index 58c003a..6bd09b6 100644
--- a/src/GnuplotInternals.jl
+++ b/src/GnuplotInternals.jl
@@ -122,7 +122,7 @@ function checkGnuplotVersion()
         end
     end
 
-    if ver < v"4.6"
+    if ver < v"4.7"
         error("gnuplot ver. >= 4.7 is required, but " * string(ver) * " was found.")
     end
     log(1, "Found gnuplot version: " * string(ver))