Configuration for clang-format.

.clang-format

@@ -0,0 +1,9 @@
+---
+Language:        Cpp
+BasedOnStyle:    Google
+IndentWidth:     4
+ColumnLimit:     90
+AccessModifierOffset: -4
+ConstructorInitializerIndentWidth: 8
+ContinuationIndentWidth: 8
+SortIncludes: false # breaks the build when enabled

format.sh

@@ -0,0 +1,16 @@
+#!/bin/bash
+
+set -e
+
+for f in src/*.c src/*.cpp src/*.h release/include/*/*.h tests/*.h tests/*/*.h; do
+    # Skip files that are imported from external sources.
+    if [[ ! $f = src/bin2c.* && \
+	  ! $f = src/lctype.* && \
+	  ! $f = src/linenoise.* && \
+	  ! $f = src/lj_strscan.* && \
+	  ! $f = src/lstring.* && \
+	  ! $f = src/lzio.* && \
+	  ! $f = src/MSVCSetupAPI.* ]]; then
+        clang-format -i "$f"
+    fi
+done