#!/bin/sh
#
# SPDX-License-Identifier: GPL-2.0-only

# DESCR: Check that C labels begin at start-of-line

LC_ALL=C export LC_ALL

# Use git ls-files if the code is in a git repo, otherwise use find.
if [ -n "$(command -v git)" ] && \
	[ "$(git rev-parse --is-inside-work-tree 2>/dev/null)" = "true" ]
then
	FIND_FILES="git ls-files"
else
	FIND_FILES="find src"
fi

${FIND_FILES} | \
	grep "^src/.*\.[csS]$" | \
	xargs grep -Hn '^[[:space:]][[:space:]]*[a-z][a-z]*:[[:space:]]*$' | \
	grep -v "[^a-z_]default:"