From bb5ba377365fbb5818c974f5ebaa4716154bb21f Mon Sep 17 00:00:00 2001
From: Marijn van der Werf <marijn.vanderwerf@gmail.com>
Date: Tue, 9 May 2017 01:34:14 +0200
Subject: Detect trailing whitespace

---
 .travis.yml   | 1 +
 whitespace.sh | 6 ++++++
 2 files changed, 7 insertions(+)
 create mode 100755 whitespace.sh

diff --git a/.travis.yml b/.travis.yml
index 693b6bf69..ca2b5a12a 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -21,6 +21,7 @@ install:
   - cd agbcc && ./build.sh && ./install.sh $TRAVIS_BUILD_DIR
 script:
   - cd $TRAVIS_BUILD_DIR
+  - ./whitespace.sh
   - ./build_tools.sh
   - make -j2 compare_ruby
   - make -j2 compare_ruby_rev1
diff --git a/whitespace.sh b/whitespace.sh
new file mode 100755
index 000000000..7075fbd4e
--- /dev/null
+++ b/whitespace.sh
@@ -0,0 +1,6 @@
+#!/bin/sh
+
+if grep -Enr "\s+\$" src; then
+    # Trailing whitespace detected
+    exit 1
+fi
-- 
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