From a8c899cbc273316b6f1a5fb50e61aab5d67d1d2e Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?C=C4=83t=C4=83lin=20Mari=C8=99?= <alrraa@gmail.com>
Date: Mon, 8 May 2017 19:50:25 +0300
Subject: [PATCH] Trigger docs update only for changes in `master`

See also: https://docs.travis-ci.com/user/environment-variables/#Default-Environment-Variables
---
 .gitattributes                     |  1 -
 .travis/check-links.sh             | 14 ++++++++------
 .travis/trigger-site-docs-build.sh | 13 ++++++++++++-
 3 files changed, 20 insertions(+), 8 deletions(-)

diff --git a/.gitattributes b/.gitattributes
index 86b7cbb3655..a35cbada8f2 100644
--- a/.gitattributes
+++ b/.gitattributes
@@ -3,7 +3,6 @@
 
 * text=auto
 
-
 # - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
 
 # Exclude the following files from GitHub's language statistics
diff --git a/.travis/check-links.sh b/.travis/check-links.sh
index 3d3f03c1858..6678b2a6101 100755
--- a/.travis/check-links.sh
+++ b/.travis/check-links.sh
@@ -1,6 +1,7 @@
 #!/bin/bash
 
-cd "$(dirname "${BASH_SOURCE[0]}")/.."
+cd "$(dirname "${BASH_SOURCE[0]}")/.." \
+    || exit 1
 
 # - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
 
@@ -8,8 +9,9 @@ find . -name "*.md" \
        -not -path "./node_modules/*" \
        -not -path "./dist/*" \
        -not -path "./coverage/*" \
-    | xargs awesome_bot \
-        --allow-dupe \
-        --allow-redirect \
-        --set-timeout 150 \
-        --white-list "example1.com,example2.com,example3.com"
+       -exec awesome_bot \
+                --allow-dupe \
+                --allow-redirect \
+                --set-timeout 150 \
+                --white-list "example1.com,example2.com,example3.com" \
+                {} +
diff --git a/.travis/trigger-site-docs-build.sh b/.travis/trigger-site-docs-build.sh
index bcdc1914d5d..3924bd5220b 100755
--- a/.travis/trigger-site-docs-build.sh
+++ b/.travis/trigger-site-docs-build.sh
@@ -1,9 +1,20 @@
 #!/bin/bash
 
-cd "$(dirname "${BASH_SOURCE[0]}")/.."
+cd "$(dirname "${BASH_SOURCE[0]}")/.." \
+    || exit 1
 
 # - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
 
+# Only execute the following if the commit:
+#
+#   * doesn't come from a pull request
+#   * is made to the `master` branch
+
+if [ "$TRAVIS_PULL_REQUEST" = "true" ] ||
+   [ "$TRAVIS_BRANCH" != "master" ]; then
+    exit 0
+fi
+
 # If something changed in `docs/` in the last 3 commits, trigger
 # an update of the documentation in the repository of the website.