# Zephyr Project .clang-format configuration
# Based on Linux kernel style with Zephyr-specific adaptations

# Use LLVM as the base style and customize from there
BasedOnStyle: LLVM

# Language settings
Language: Cpp
Standard: c11

# Indentation settings
IndentWidth: 8
TabWidth: 8
UseTab: ForIndentation

# Line length
ColumnLimit: 100

# Brace settings
BreakBeforeBraces: Linux
BraceWrapping:
  AfterClass: true
  AfterControlStatement: false
  AfterEnum: true
  AfterFunction: true
  AfterNamespace: true
  AfterStruct: true
  AfterUnion: true
  BeforeCatch: true
  BeforeElse: false
  IndentBraces: false
  SplitEmptyFunction: true
  SplitEmptyRecord: true
  SplitEmptyNamespace: true

# Always add braces for control statements (Zephyr requirement)
RemoveBracesLLVM: false

# Control statement settings
SpaceBeforeParens: ControlStatements
SpacesInParentheses: false

# Function settings
AllowShortFunctionsOnASingleLine: None
AllowShortBlocksOnASingleLine: Empty
AllowShortIfStatementsOnASingleLine: Never
AllowShortLoopsOnASingleLine: false
AllowShortCaseLabelsOnASingleLine: false

# Pointer and reference alignment
PointerAlignment: Right
ReferenceAlignment: Right

# Spacing settings
SpaceAfterCStyleCast: false
SpaceAfterLogicalNot: false
SpaceBeforeAssignmentOperators: true
SpaceBeforeCpp11BracedList: false
SpaceBeforeCtorInitializerColon: true
SpaceBeforeInheritanceColon: true
SpaceBeforeRangeBasedForLoopColon: true
SpaceInEmptyParentheses: false
SpacesBeforeTrailingComments: 1
SpacesInAngles: false
SpacesInCStyleCastParentheses: false
SpacesInContainerLiterals: false
SpacesInParentheses: false
SpacesInSquareBrackets: false

# Alignment settings
AlignAfterOpenBracket: DontAlign
AlignConsecutiveAssignments: false
AlignConsecutiveDeclarations: false
AlignEscapedNewlines: Right
AlignOperands: false
AlignTrailingComments: false

# Breaking settings
AlwaysBreakAfterDefinitionReturnType: None
AlwaysBreakAfterReturnType: None
AlwaysBreakBeforeMultilineStrings: false
AlwaysBreakTemplateDeclarations: false
BinPackArguments: false
BinPackParameters: false
BreakBeforeBinaryOperators: None
BreakBeforeTernaryOperators: true
BreakConstructorInitializersBeforeComma: false
BreakAfterJavaFieldAnnotations: false
BreakStringLiterals: true

# Penalties (used for line breaking decisions)
PenaltyBreakAssignment: 2
PenaltyBreakBeforeFirstCallParameter: 19
PenaltyBreakComment: 300
PenaltyBreakFirstLessLess: 120
PenaltyBreakString: 1000
PenaltyExcessCharacter: 1000000
PenaltyReturnTypeOnItsOwnLine: 60

# Comment settings
ReflowComments: true
CommentPragmas: '^ IWYU pragma:'

# Sorting settings
SortIncludes: true
SortUsingDeclarations: true

# Preprocessor settings
IndentPPDirectives: None
MacroBlockBegin: ''
MacroBlockEnd: ''

# Misc settings
CompactNamespaces: false
ConstructorInitializerAllOnOneLineOrOnePerLine: false
ConstructorInitializerIndentWidth: 4
ContinuationIndentWidth: 4
Cpp11BracedListStyle: true
DerivePointerAlignment: false
DisableFormat: false
ExperimentalAutoDetectBinPacking: false
FixNamespaceComments: true
ForEachMacros: ['LISTIFY', 'FOR_EACH', 'FOR_EACH_FIXED_ARG', 'FOR_EACH_IDX', 'FOR_EACH_IDX_FIXED_ARG', 'FOR_EACH_NONEMPTY_TERM', 'Z_FOR_EACH', 'Z_FOR_EACH_FIXED_ARG', 'Z_FOR_EACH_IDX', 'Z_FOR_EACH_IDX_FIXED_ARG']
IncludeBlocks: Preserve
IncludeCategories:
  - Regex: '^<zephyr/.*\.h>'
    Priority: 1
  - Regex: '^<.*\.h>'
    Priority: 2
  - Regex: '^<.*'
    Priority: 3
  - Regex: '.*'
    Priority: 4
IndentCaseLabels: false
IndentWrappedFunctionNames: false
JavaScriptQuotes: Leave
JavaScriptWrapImports: true
KeepEmptyLinesAtTheStartOfBlocks: false
MaxEmptyLinesToKeep: 1
NamespaceIndentation: None
ObjCBinPackProtocolList: Auto
ObjCBlockIndentWidth: 2
ObjCSpaceAfterProperty: false
ObjCSpaceBeforeProtocolList: true