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#!/bin/bash
#
# Copyright (C) 2018 The Android Open Source Project
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#
function _log()
{
echo -e "$*" >&2
}
function _eval()
{
local label="$1"
local cmd="$2"
local red="\e[31m"
local green="\e[32m"
local reset="\e[0m"
local output
_log "${green}[ RUN ]${reset} ${label}"
output="$(eval "$cmd" 2>&1)"
if [[ $? -eq 0 ]]; then
_log "${green}[ OK ]${reset} ${label}"
return 0
else
echo "${output}"
_log "${red}[ FAILED ]${reset} ${label}"
errors=$((errors + 1))
return 1
fi
}
function _clang_format()
{
local path
local errors=0
for path in $cpp_files; do
local output="$(clang-format -style=file "$path" | diff $path -)"
if [[ "$output" ]]; then
echo "$path"
echo "$output"
errors=1
fi
done
return $errors
}
function _bpfmt()
{
local output="$(bpfmt -d $bp_files)"
if [[ "$output" ]]; then
echo "$output"
return 1
fi
return 0
}
function _cpplint()
{
local cpplint="${ANDROID_BUILD_TOP}/tools/repohooks/tools/cpplint.py"
local output="$($cpplint --quiet $cpp_files 2>&1 >/dev/null | grep -v \
-e 'Found C system header after C++ system header.' \
-e 'Unknown NOLINT error category: cert-dcl50-cpp' \
-e 'Unknown NOLINT error category: misc-non-private-member-variables-in-classes' \
-e 'Unknown NOLINT error category: performance-unnecessary-copy-initialization' \
)"
if [[ "$output" ]]; then
echo "$output"
return 1
fi
return 0
}
function _parse_args()
{
local opts
opts="$(getopt -o cfh --long check,fix,help -- "$@")"
if [[ $? -ne 0 ]]; then
exit 1
fi
eval set -- "$opts"
while true; do
case "$1" in
-c|--check) opt_mode="check"; shift ;;
-f|--fix) opt_mode="fix"; shift ;;
-h|--help) opt_mode="help"; shift ;;
*) break ;;
esac
done
}
errors=0
script="$(readlink -f "$BASH_SOURCE")"
prefix="$(dirname "$script")"
cpp_files="$(find "$prefix" -name '*.cpp' -or -name '*.h')"
bp_files="$(find "$prefix" -name 'Android.bp')"
opt_mode="check"
_parse_args "$@"
if [[ $opt_mode == "check" ]]; then
_eval "clang-format" "_clang_format"
_eval "bpfmt" "_bpfmt"
_eval "cpplint" "_cpplint"
exit $errors
elif [[ $opt_mode == "fix" ]]; then
clang-format -style=file -i $cpp_files
bpfmt -w $bp_files
exit 0
elif [[ $opt_mode == "help" ]]; then
echo "Run static analysis tools such as clang-format and cpplint on the idmap2"
echo "module. Optionally fix some of the issues found (--fix). Intended to be run"
echo "before merging any changes."
echo
echo "usage: $(basename $script) [--check|--fix|--help]"
exit 0
else
exit 1
fi
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