clang-format: add support for clang-format

Add .clang-format style from linux kernel to allow easier
style formatting for developers that do not use uncrustify.
You can call "clang-format -style=file -i my_src.c" within the repo
to in-place fix the style.

Signed-off-by: Håkon Alseth <haal@nordicsemi.no>
This commit is contained in:
Håkon Alseth 2018-10-04 14:21:59 +02:00 committed by Anas Nashif
parent b5fd15de0c
commit a88dc36f60
1 changed files with 151 additions and 0 deletions

151
.clang-format Normal file
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# SPDX-License-Identifier: GPL-2.0
#
# clang-format configuration file. Intended for clang-format >= 4.
#
# For more information, see:
#
# Documentation/process/clang-format.rst
# https://clang.llvm.org/docs/ClangFormat.html
# https://clang.llvm.org/docs/ClangFormatStyleOptions.html
#
---
AccessModifierOffset: -4
AlignAfterOpenBracket: Align
AlignConsecutiveAssignments: false
AlignConsecutiveDeclarations: false
#AlignEscapedNewlines: Left # Unknown to clang-format-4.0
AlignOperands: true
AlignTrailingComments: false
AllowAllParametersOfDeclarationOnNextLine: false
AllowShortBlocksOnASingleLine: false
AllowShortCaseLabelsOnASingleLine: false
AllowShortFunctionsOnASingleLine: None
AllowShortIfStatementsOnASingleLine: false
AllowShortLoopsOnASingleLine: false
AlwaysBreakAfterDefinitionReturnType: None
AlwaysBreakAfterReturnType: None
AlwaysBreakBeforeMultilineStrings: false
AlwaysBreakTemplateDeclarations: false
BinPackArguments: true
BinPackParameters: true
BraceWrapping:
AfterClass: false
AfterControlStatement: false
AfterEnum: false
AfterFunction: true
AfterNamespace: true
AfterObjCDeclaration: false
AfterStruct: false
AfterUnion: false
#AfterExternBlock: false # Unknown to clang-format-5.0
BeforeCatch: false
BeforeElse: false
IndentBraces: false
#SplitEmptyFunction: true # Unknown to clang-format-4.0
#SplitEmptyRecord: true # Unknown to clang-format-4.0
#SplitEmptyNamespace: true # Unknown to clang-format-4.0
BreakBeforeBinaryOperators: None
BreakBeforeBraces: Custom
#BreakBeforeInheritanceComma: false # Unknown to clang-format-4.0
BreakBeforeTernaryOperators: false
BreakConstructorInitializersBeforeComma: false
#BreakConstructorInitializers: BeforeComma # Unknown to clang-format-4.0
BreakAfterJavaFieldAnnotations: false
BreakStringLiterals: false
ColumnLimit: 80
CommentPragmas: '^ IWYU pragma:'
#CompactNamespaces: false # Unknown to clang-format-4.0
ConstructorInitializerAllOnOneLineOrOnePerLine: false
ConstructorInitializerIndentWidth: 8
ContinuationIndentWidth: 8
Cpp11BracedListStyle: false
DerivePointerAlignment: false
DisableFormat: false
ExperimentalAutoDetectBinPacking: false
#FixNamespaceComments: false # Unknown to clang-format-4.0
# Taken from:
# git grep -h '^#define [^[:space:]]*for_each[^[:space:]]*(' include/ \
# | sed "s,^#define \([^[:space:]]*for_each[^[:space:]]*\)(.*$, - '\1'," \
# | sort | uniq
ForEachMacros:
- 'FOR_EACH'
- 'for_each_linux_bus'
- 'for_each_linux_driver'
- 'metal_bitmap_for_each_clear_bit'
- 'metal_bitmap_for_each_set_bit'
- 'metal_for_each_page_size_down'
- 'metal_for_each_page_size_up'
- 'metal_list_for_each'
- 'RB_FOR_EACH'
- 'RB_FOR_EACH_CONTAINER'
- 'SYS_DLIST_FOR_EACH_CONTAINER'
- 'SYS_DLIST_FOR_EACH_CONTAINER_SAFE'
- 'SYS_DLIST_FOR_EACH_NODE'
- 'SYS_DLIST_FOR_EACH_NODE_SAFE'
- 'SYS_SFLIST_FOR_EACH_CONTAINER'
- 'SYS_SFLIST_FOR_EACH_CONTAINER_SAFE'
- 'SYS_SFLIST_FOR_EACH_NODE'
- 'SYS_SFLIST_FOR_EACH_NODE_SAFE'
- 'SYS_SLIST_FOR_EACH_CONTAINER'
- 'SYS_SLIST_FOR_EACH_CONTAINER_SAFE'
- 'SYS_SLIST_FOR_EACH_NODE'
- 'SYS_SLIST_FOR_EACH_NODE_SAFE'
- '_WAIT_Q_FOR_EACH'
- 'Z_GENLIST_FOR_EACH_CONTAINER'
- 'Z_GENLIST_FOR_EACH_CONTAINER_SAFE'
- 'Z_GENLIST_FOR_EACH_NODE'
- 'Z_GENLIST_FOR_EACH_NODE_SAFE'
#IncludeBlocks: Preserve # Unknown to clang-format-5.0
IncludeCategories:
- Regex: '.*'
Priority: 1
IncludeIsMainRegex: '(Test)?$'
IndentCaseLabels: false
#IndentPPDirectives: None # Unknown to clang-format-5.0
IndentWidth: 8
IndentWrappedFunctionNames: false
JavaScriptQuotes: Leave
JavaScriptWrapImports: true
KeepEmptyLinesAtTheStartOfBlocks: false
MacroBlockBegin: ''
MacroBlockEnd: ''
MaxEmptyLinesToKeep: 1
NamespaceIndentation: Inner
#ObjCBinPackProtocolList: Auto # Unknown to clang-format-5.0
ObjCBlockIndentWidth: 8
ObjCSpaceAfterProperty: true
ObjCSpaceBeforeProtocolList: true
# Taken from git's rules
#PenaltyBreakAssignment: 10 # Unknown to clang-format-4.0
PenaltyBreakBeforeFirstCallParameter: 30
PenaltyBreakComment: 10
PenaltyBreakFirstLessLess: 0
PenaltyBreakString: 10
PenaltyExcessCharacter: 100
PenaltyReturnTypeOnItsOwnLine: 60
PointerAlignment: Right
ReflowComments: false
SortIncludes: false
#SortUsingDeclarations: false # Unknown to clang-format-4.0
SpaceAfterCStyleCast: false
SpaceAfterTemplateKeyword: true
SpaceBeforeAssignmentOperators: true
#SpaceBeforeCtorInitializerColon: true # Unknown to clang-format-5.0
#SpaceBeforeInheritanceColon: true # Unknown to clang-format-5.0
SpaceBeforeParens: ControlStatements
#SpaceBeforeRangeBasedForLoopColon: true # Unknown to clang-format-5.0
SpaceInEmptyParentheses: false
SpacesBeforeTrailingComments: 1
SpacesInAngles: false
SpacesInContainerLiterals: false
SpacesInCStyleCastParentheses: false
SpacesInParentheses: false
SpacesInSquareBrackets: false
Standard: Cpp03
TabWidth: 8
UseTab: Always
...