Merge pull request #2962 from enkore/f/travis-stop

travis: only short-circuit docs-only changes for pull requests

.travis.yml

@@ -35,11 +35,13 @@ matrix:
 
 before_install:
 - |
+    test $TRAVIS_EVENT_TYPE != "pull_request" || {
         echo Checking whether $TRAVIS_COMMIT_RANGE changed only docs
-    git diff --name-only $TRAVIS_COMMIT_RANGE | grep -qvE '(AUTHORS|README\.rst|^(docs)/)' || {
+        git diff --name-only $TRAVIS_COMMIT_RANGE | grep --quiet --invert-match --extended-regexp '(AUTHORS|README\.rst|^(docs)/)' || {
             echo "Only docs were updated, stopping build process."
             exit
         }
+    }
 
 install:
     - git fetch --unshallow --tags