# Linux kernel style, matching src/bpf/main.bpf.c as written.
#
# Without this file clangd falls back to LLVM style (2-space indent, braces on
# the same line) and editor.formatOnSave rewrites the whole file on first save.
# Derived from the kernel tree's own .clang-format, trimmed to what this
# single-file BPF source actually needs.
---
Language: Cpp
BasedOnStyle: LLVM

# Indentation: hard tabs, 8 wide, as in the kernel.
UseTab: Always
TabWidth: 8
IndentWidth: 8
ContinuationIndentWidth: 8
ConstructorInitializerIndentWidth: 8

ColumnLimit: 0

# Kernel brace placement: functions get a brace on the next line, everything
# else keeps it on the same line.
BreakBeforeBraces: Custom
BraceWrapping:
  AfterFunction: true
  AfterStruct: true
  AfterUnion: true
  AfterEnum: true
  AfterControlStatement: Never
  BeforeElse: false
  BeforeWhile: false

AlignEscapedNewlines: Left
AlignAfterOpenBracket: Align
AllowShortFunctionsOnASingleLine: None
AllowShortIfStatementsOnASingleLine: false
AllowShortLoopsOnASingleLine: false
AllowShortCaseLabelsOnASingleLine: false
AlwaysBreakBeforeMultilineStrings: false
BinPackArguments: true
BinPackParameters: true
BreakBeforeBinaryOperators: None
BreakBeforeTernaryOperators: false
Cpp11BracedListStyle: false
IndentCaseLabels: false
IndentGotoLabels: false
IndentPPDirectives: None
KeepEmptyLinesAtTheStartOfBlocks: false
MaxEmptyLinesToKeep: 1
PointerAlignment: Right
SpaceAfterCStyleCast: false
SpaceBeforeAssignmentOperators: true
SpaceBeforeParens: ControlStatements
SpaceInEmptyParentheses: false
SpacesInCStyleCastParentheses: false
SpacesInParentheses: false
SpacesInSquareBrackets: false
SortIncludes: Never
ReflowComments: false

# BPF/kernel macros that take a block or act as control flow; without these
# clang-format indents the bodies as if they were expressions.
ForEachMacros:
  - bpf_for
  - bpf_for_each
  - bpf_repeat
  - list_for_each_entry
  - list_for_each_entry_safe

AlignTrailingComments: true
AlignConsecutiveMacros: false