2 files changed, 12 insertions, 0 deletions
diff --git a/.gitignore b/.gitignore
index c1935f4..10ad875 100644
--- a/.gitignore
+++ b/.gitignore
@@ -2,3 +2,4 @@
 /version.go
 /vendor
 /source.tar.gz
+*.c.BAK
diff --git a/scripts/indent b/scripts/indent
new file mode 100755
index 0000000..1693aff
--- /dev/null
+++ b/scripts/indent
@@ -0,0 +1,11 @@
+#!/bin/sh
+
+set -eu
+
+if [ x"$(indent --version)" != x'FreeBSD indent 2.0' ]
+then
+	printf 'indent(1) version mismatch\n' >&2
+	exit 1
+fi
+
+find . -name '*.c' -exec indent '{}' ';'