Added clang-format

Author: madelen-at-work

.clang-format

@@ -0,0 +1,28 @@
+---
+# Most of the settings are inherited by LLVM default
+BasedOnStyle:  LLVM
+# Cpp covers both C and C++.
+Language:        Cpp
+AlignConsecutiveAssignments: None
+AlignConsecutiveBitFields: Consecutive
+AlignConsecutiveMacros: Consecutive
+AlignEscapedNewlines: Left
+AllowAllArgumentsOnNextLine: false
+AllowAllParametersOfDeclarationOnNextLine: false
+AllowShortIfStatementsOnASingleLine: Never
+AllowShortFunctionsOnASingleLine: Inline
+AllowShortLoopsOnASingleLine: true
+AlwaysBreakBeforeMultilineStrings: true
+BinPackArguments: false
+BinPackParameters: false
+ColumnLimit:     100
+IndentCaseLabels: true
+# Most files have used this indentation width and to not get to large diffs
+# at the first adaption to clang the width is kept at 4 instead of the LLVM and
+# Google default of 2.
+IndentWidth:     4
+PointerAlignment: Left
+KeepEmptyLinesAtTheStartOfBlocks: false
+SpacesBeforeTrailingComments: 2
+Standard:        Auto
+...

.github/workflows/lint.yml

@@ -24,6 +24,7 @@ jobs:
           LINTER_RULES_PATH: /
           IGNORE_GITIGNORED_FILES: true
           VALIDATE_BASH: true
+          VALIDATE_CLANG_FORMAT: true
           VALIDATE_DOCKERFILE_HADOLINT: true
           VALIDATE_MARKDOWN: true
           VALIDATE_SHELL_SHFMT: true

.vscode/settings.json

@@ -1,4 +1,5 @@
 {
+    "C_Cpp.clang_format_style": "file",
     "[markdown]": {
       "editor.defaultFormatter": "DavidAnson.vscode-markdownlint",
       "editor.formatOnSave": true,