diff --git a/Utilities/Scripts/clang-format.bash b/Utilities/Scripts/clang-format.bash new file mode 100755 index 000000000..2090a1a2c --- /dev/null +++ b/Utilities/Scripts/clang-format.bash @@ -0,0 +1,91 @@ +#!/usr/bin/env bash +#============================================================================= +# Copyright 2015-2016 Kitware, Inc. +# +# 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. +#============================================================================= + +usage='usage: clang-format.bash [] [--] + + --clang-format Use given clang-format tool. +' + +die() { + echo "$@" 1>&2; exit 1 +} + +#----------------------------------------------------------------------------- + +# Parse command-line arguments. +clang_format='' +while test "$#" != 0; do + case "$1" in + --clang-format) shift; clang_format="$1" ;; + --) shift ; break ;; + -*) die "$usage" ;; + *) break ;; + esac + shift +done +test "$#" = 0 || die "$usage" + +# Find a default tool. +tools=' + clang-format + clang-format-3.8 +' +if test "x$clang_format" = "x"; then + for tool in $tools; do + if type -p "$tool" >/dev/null; then + clang_format="$tool" + break + fi + done +fi + +# Verify that we have a tool. +if ! type -p "$clang_format" >/dev/null; then + echo "Unable to locate '$clang_format'" + exit 1 +fi + +# Filter sources to which our style should apply. +git ls-files -z -- '*.c' '*.cc' '*.cpp' '*.cxx' '*.h' '*.hh' '*.hpp' '*.hxx' | + + # Exclude lexer/parser generator input and output. + egrep -z -v '^Source/cmCommandArgumentLexer\.' | + egrep -z -v '^Source/cmCommandArgumentParser(\.y|\.cxx|Tokens\.h)' | + egrep -z -v '^Source/cmDependsJavaLexer\.' | + egrep -z -v '^Source/cmDependsJavaParser(\.y|\.cxx|Tokens\.h)' | + egrep -z -v '^Source/cmExprLexer\.' | + egrep -z -v '^Source/cmExprParser(\.y|\.cxx|Tokens\.h)' | + egrep -z -v '^Source/cmFortranLexer\.' | + egrep -z -v '^Source/cmFortranParser(\.y|\.cxx|Tokens\.h)' | + egrep -z -v '^Source/cmListFileLexer(\.in\.l|\.c)' | + + # Exclude third-party sources. + egrep -z -v '^Source/(cm_sha2|bindexplib)' | + egrep -z -v '^Source/(kwsys|CursesDialog/form)/' | + egrep -z -v '^Utilities/(KW|cm).*/' | + + # Exclude reference content. + egrep -z -v '^Tests/Module/GenerateExportHeader/reference/' | + + # Exclude manually-formatted sources (e.g. with long lines). + egrep -z -v '^Tests/PositionIndependentTargets/pic_test.h' | + + # Exclude sources with encoding not suported by clang-format. + egrep -z -v '^Tests/RunCMake/CommandLine/cmake_depends/test_UTF-16LE.h' | + + # Update sources in-place. + xargs -0 "$clang_format" -i