Provide clang-format target with a KDE Frameworks style file

Summary:
Provides a clang-format target if wanted

Example usage:

include(KDEClangFormat)

# add clang-format target for all our real source files
file(GLOB_RECURSE ALL_CLANG_FORMAT_SOURCE_FILES autotests/src/*.cpp autotests/src/*.h src/*.cpp src/*.h templates/*.cpp templates/*.h)
kde_clang_format(${ALL_CLANG_FORMAT_SOURCE_FILES})

Test Plan: Tried that above usage thingy in KTextEditor

Reviewers: #frameworks, dfaure

Reviewed By: dfaure

Subscribers: zzag, sitter, mwolff, ochurlaud, nalvarez, kossebau, aacid, davidedmundson, dhaumann, apol, ognarb, kde-frameworks-devel, kde-buildsystem

Tags: #frameworks, #build_system

Differential Revision: https://phabricator.kde.org/D24568

1 files changed, 88 insertions, 0 deletions

diff --git a/kde-modules/clang-format.cmake b/kde-modules/clang-format.cmake
new file mode 100644
index 00000000..21f10857
--- /dev/null
+++ b/kde-modules/clang-format.cmake
@@ -0,0 +1,88 @@
+---
+# SPDX-License-Identifier: MIT
+#
+# Copyright (C) 2019 Christoph Cullmann <cullmann@kde.org>
+# Copyright (C) 2019 Gernot Gebhard <gebhard@absint.com>
+#
+# Permission is hereby granted, free of charge, to any person obtaining
+# a copy of this software and associated documentation files (the
+# "Software"), to deal in the Software without restriction, including
+# without limitation the rights to use, copy, modify, merge, publish,
+# distribute, sublicense, and/or sell copies of the Software, and to
+# permit persons to whom the Software is furnished to do so, subject to
+# the following conditions:
+#
+# The above copyright notice and this permission notice shall be included
+# in all copies or substantial portions of the Software.
+#
+# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+# EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+# MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
+# IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
+# CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+# TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+# SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
+# Style for C++
+Language: Cpp
+
+# base is WebKit coding style: http://www.webkit.org/coding/coding-style.html
+# below are only things set that diverge from this style!
+BasedOnStyle: WebKit
+
+# enforce C++11 (e.g. for std::vector<std::vector<lala>>
+Standard: Cpp11
+
+# 4 spaces indent
+TabWidth: 4
+
+# 3 * 80 wide lines
+ColumnLimit: 240
+
+# sort includes inside line separated groups
+SortIncludes: true
+
+# break before braces on function, namespace and class definitions.
+BreakBeforeBraces: Linux
+
+# CrlInstruction *a;
+PointerAlignment: Right
+
+# horizontally aligns arguments after an open bracket.
+AlignAfterOpenBracket: Align
+
+# align trailing comments
+AlignTrailingComments: true
+
+# don't move all parameters to new line
+AllowAllParametersOfDeclarationOnNextLine: false
+
+# no single line functions
+AllowShortFunctionsOnASingleLine: None
+
+# always break before you encounter multi line strings
+AlwaysBreakBeforeMultilineStrings: true
+
+# don't move arguments to own lines if they are not all on the same
+BinPackArguments: false
+
+# don't move parameters to own lines if they are not all on the same
+BinPackParameters: false
+
+# don't break binary ops
+BreakBeforeBinaryOperators: None
+
+# format C++11 braced lists like function calls
+Cpp11BracedListStyle: true
+
+# remove empty lines
+KeepEmptyLinesAtTheStartOfBlocks: false
+
+# no namespace indentation to keep indent level low
+NamespaceIndentation: None
+
+# we use template< without space.
+SpaceAfterTemplateKeyword: false
+
+# macros for which the opening brace stays attached.
+ForEachMacros: [ foreach, Q_FOREACH, BOOST_FOREACH, forever, Q_FOREVER, QBENCHMARK, QBENCHMARK_ONCE ]