From 3742239c13001433eeade439a0e0490f07351c43 Mon Sep 17 00:00:00 2001
From: Florian Dold <florian.dold@gmail.com>
Date: Sun, 25 Aug 2019 16:12:48 +0200
Subject: [PATCH] print message if crustify is not installed

---
 contrib/uncrustify.sh | 13 ++++++++++++-
 1 file changed, 12 insertions(+), 1 deletion(-)

diff --git a/contrib/uncrustify.sh b/contrib/uncrustify.sh
index 099741731..e8e05d3e7 100755
--- a/contrib/uncrustify.sh
+++ b/contrib/uncrustify.sh
@@ -1,3 +1,14 @@
 #!/usr/bin/env bash
+
+set -eu
+
 DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" >/dev/null 2>&1 && pwd )"
-find "$DIR/../src" \( -name "*.cpp" -o -name "*.c" -o -name "*.h" \) -exec uncrustify -c "$DIR/uncrustify.cfg" --replace --no-backup {} +
+
+if ! uncrustify --version >/dev/null; then
+  echo "you need to install uncrustify for indentation"
+  exit 1
+fi
+
+find "$DIR/../src" \( -name "*.cpp" -o -name "*.c" -o -name "*.h" \) \
+  -exec uncrustify -c "$DIR/uncrustify.cfg" --replace --no-backup {} + \
+  || true