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FFmpeg/tools/check_arm_indent.sh

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#!/bin/sh
#
# Copyright (c) 2025 Martin Storsjo
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions are met:
#
# 1. Redistributions of source code must retain the above copyright notice, this
# list of conditions and the following disclaimer.
#
# 2. Redistributions in binary form must reproduce the above copyright notice,
# this list of conditions and the following disclaimer in the documentation
# and/or other materials provided with the distribution.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
# WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
# DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
# ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
# (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
# LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
# ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
# SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
cd $(dirname $0)/..
if [ "$1" = "--apply" ]; then
apply=1
fi
ret=0
for i in */aarch64/*.S */aarch64/*/*.S; do
case $i in
libavcodec/aarch64/h264idct_neon.S|libavcodec/aarch64/h26x/epel_neon.S|libavcodec/aarch64/h26x/qpel_neon.S|libavcodec/aarch64/vc1dsp_neon.S)
# Skip files with known (and tolerated) deviations from the tool.
continue
esac
./tools/indent_arm_assembly.pl < "$i" > tmp.S || ret=$?
if ! git diff --quiet --no-index "$i" tmp.S; then
if [ -n "$apply" ]; then
mv tmp.S "$i"
else
git --no-pager diff --no-index "$i" tmp.S
fi
ret=1
fi
done
rm -f tmp.S
exit $ret