srsLTE/run-clang-format-diff.sh

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#!/bin/bash
#
# Copyright 2013-2021 Software Radio Systems Limited
#
# By using this file, you agree to the terms and conditions set
# forth in the LICENSE file which can be found at the top level of
# the distribution.
#
# make sure all commands are echoed
#set -x
set -o pipefail
if ([ ! $1 ])
then
echo "Please call script with target branch name or git hash to perform diff with."
echo "E.g. ./run-clang-format-diff.sh [HASH]"
exit 1
fi
# check for apps
app1=$(which clang-format-diff)
app2=$(which git)
app3=$(which colordiff)
if ([ ! -x "$app1" ] || [ ! -x "$app2" ] || [ ! -x "$app3" ])
then
echo "Please install clang-format-diff, git and colordiff"
exit 1
fi
target=$1
echo "Running code format check between current state and ${target} .."
# run clang-format
diff="$(git diff -U0 ${target} | clang-format-diff -p1 | python3 -c 'data = open(0).read(); print(data); exit(1 if data else 0)')"
# safe return code
ret=$?
if ([ $ret == "0" ])
then
echo "Code formatting is correct."
else
echo "The following code seems to be not formatted correctly:"
# print colorized version
echo "${diff}" | colordiff
fi
exit ${ret}