scripts: Add format-cmake.sh script

scripts/format-cmake.sh

@@ -0,0 +1,30 @@
+#!/bin/sh
+# Copyright 2019-2022, Collabora, Ltd.
+# SPDX-License-Identifier: BSL-1.0
+# Author: Ryan Pavlik <ryan.pavlik@collabora.com>
+
+# Formats all the CMake files in this project
+
+set -e
+
+CMAKE_FORMAT=cmake-format
+if ! command -v ${CMAKE_FORMAT} > /dev/null; then
+        echo "cmake-format not found, do python3 -m pip install cmakelang" 1>&2
+        exit 1
+fi
+(
+    echo "${CMAKE_FORMAT}"
+    "${CMAKE_FORMAT}" -v
+
+    cd "$(dirname $0)/.."
+    find \
+        CMakeLists.txt \
+        doc \
+        src/xrt \
+        src/external/CMakeLists.txt \
+        src/CMakeLists.txt \
+        tests \
+        \( -name "CMakeLists.txt" -o -name "*.cmake" \) \
+        -print0 | \
+        xargs -0 "${CMAKE_FORMAT}" -c "$(pwd)/.cmake-format.py" -i
+)