use add-apt-repository for travis

JuliaInterop · Oct 20, 2015 · 560ec89 · 560ec89
1 parent 430648b
commit 560ec89
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/.travis.yml b/.travis.yml
@@ -12,7 +12,7 @@ notifications:
 before_install:
   # linux
   - if [ "$TRAVIS_OS_NAME" == "linux" ]; then sudo apt-key adv --keyserver keyserver.ubuntu.com --recv-keys E084DAB9; fi
-  - if [ "$TRAVIS_OS_NAME" == "linux" ]; then echo "deb http://cran.rstudio.com/bin/linux/ubuntu precise/" | sudo tee -a /etc/apt/sources.list; fi
+  - if [ "$TRAVIS_OS_NAME" == "linux" ]; then sudo add-apt-repository --keyserve keyserver.ubuntu.com -y "deb http://cran.rstudio.com/bin/linux/ubuntu precise/"; fi
   - if [ "$TRAVIS_OS_NAME" == "linux" ]; then sudo apt-get update -qq -y; fi
   - if [ "$TRAVIS_OS_NAME" == "linux" ]; then sudo apt-get install git r-base r-base-dev r-recommended -y; fi