---
Language: C

# Indentation: tabs, one tab per indent level
# The Emacs footer in source files specifies indent-tabs-mode: t
UseTab: ForIndentation
TabWidth: 4
IndentWidth: 4
ContinuationIndentWidth: 8
IndentCaseLabels: true
IndentCaseBlocks: false
IndentGotoLabels: false
IndentPPDirectives: None
IndentWrappedFunctionNames: false

# Braces: Allman style - opening brace on its own line for everything
BreakBeforeBraces: Allman

# Alignment
AlignAfterOpenBracket: DontAlign
AlignConsecutiveAssignments: false
AlignConsecutiveDeclarations: false
AlignConsecutiveMacros: false
AlignEscapedNewlines: Left
AlignOperands: true
AlignTrailingComments: true

# Pointer style: mixed in codebase (char* ptr and char *ptr both appear),
# derive per file with Left as default
PointerAlignment: Left
DerivePointerAlignment: true

# Spaces
SpaceAfterCStyleCast: false
SpaceAfterLogicalNot: false
SpaceBeforeAssignmentOperators: true
SpaceBeforeParens: ControlStatements
SpaceInEmptyBlock: false
SpaceInEmptyParentheses: false
SpacesInCStyleCastParentheses: false
SpacesInParentheses: false
SpacesInSquareBrackets: false
SpacesBeforeTrailingComments: 1

# Line breaking
ColumnLimit: 120
AllowAllArgumentsOnNextLine: true
AllowAllParametersOfDeclarationOnNextLine: true
AllowShortBlocksOnASingleLine: Never
AllowShortCaseLabelsOnASingleLine: false
AllowShortEnumsOnASingleLine: false
AllowShortFunctionsOnASingleLine: None
AllowShortIfStatementsOnASingleLine: Never
AllowShortLoopsOnASingleLine: false
AlwaysBreakAfterReturnType: None
AlwaysBreakBeforeMultilineStrings: false
BinPackArguments: true
BinPackParameters: true
BreakBeforeBinaryOperators: None
BreakBeforeTernaryOperators: true
BreakStringLiterals: true

# Includes: preserve existing order, do not sort
SortIncludes: Never
IncludeBlocks: Preserve

# Blank lines
MaxEmptyLinesToKeep: 2

# Comments: do not reflow to preserve manual formatting
ReflowComments: false

# Penalties for line breaking decisions
PenaltyBreakBeforeFirstCallParameter: 19
PenaltyBreakComment: 300
PenaltyBreakFirstLessLess: 120
PenaltyBreakString: 1000
PenaltyExcessCharacter: 1000000
PenaltyReturnTypeOnItsOwnLine: 60
