diff options
| -rw-r--r-- | .clang-format | 25 | ||||
| -rw-r--r-- | .github/workflows/check-style.yml | 34 | ||||
| -rw-r--r-- | .gitlab-ci.yml | 25 | ||||
| -rwxr-xr-x | ci/check-whitespace.sh | 10 | ||||
| -rwxr-xr-x | ci/install-dependencies.sh | 4 | ||||
| -rwxr-xr-x | ci/run-style-check.sh | 25 |
6 files changed, 120 insertions, 3 deletions
diff --git a/.clang-format b/.clang-format index 6408251577..16fd12253e 100644 --- a/.clang-format +++ b/.clang-format @@ -72,6 +72,10 @@ AlwaysBreakAfterReturnType: None BinPackArguments: true BinPackParameters: true +# Add no space around the bit field +# unsigned bf:2; +BitFieldColonSpacing: None + # Attach braces to surrounding context except break before braces on function # definitions. # void foo() @@ -96,6 +100,12 @@ BreakStringLiterals: false # Switch statement body is always indented one level more than case labels. IndentCaseLabels: false +# Indents directives before the hash. +# #if FOO +# # include <foo> +# #endif +IndentPPDirectives: AfterHash + # Don't indent a function definition or declaration if it is wrapped after the # type IndentWrappedFunctionNames: false @@ -108,11 +118,18 @@ PointerAlignment: Right # x = (int32)y; not x = (int32) y; SpaceAfterCStyleCast: false +# No space is inserted after the logical not operator +SpaceAfterLogicalNot: false + # Insert spaces before and after assignment operators # int a = 5; not int a=5; # a += 42; a+=42; SpaceBeforeAssignmentOperators: true +# Spaces will be removed before case colon. +# case 1: break; not case 1 : break; +SpaceBeforeCaseColon: false + # Put a space before opening parentheses only after control statement keywords. # void f() { # if (true) { @@ -124,6 +141,14 @@ SpaceBeforeParens: ControlStatements # Don't insert spaces inside empty '()' SpaceInEmptyParentheses: false +# No space before first '[' in arrays +# int a[5][5]; not int a [5][5]; +SpaceBeforeSquareBrackets: false + +# No space will be inserted into {} +# while (true) {} not while (true) { } +SpaceInEmptyBlock: false + # The number of spaces before trailing line comments (// - comments). # This does not affect trailing block comments (/* - comments). SpacesBeforeTrailingComments: 1 diff --git a/.github/workflows/check-style.yml b/.github/workflows/check-style.yml new file mode 100644 index 0000000000..c052a5df23 --- /dev/null +++ b/.github/workflows/check-style.yml @@ -0,0 +1,34 @@ +name: check-style + +# Get the repository with all commits to ensure that we can analyze +# all of the commits contributed via the Pull Request. + +on: + pull_request: + types: [opened, synchronize] + +# Avoid unnecessary builds. Unlike the main CI jobs, these are not +# ci-configurable (but could be). +concurrency: + group: ${{ github.workflow }}-${{ github.ref }} + cancel-in-progress: true + +jobs: + check-style: + env: + CC: clang + jobname: ClangFormat + runs-on: ubuntu-latest + steps: + - uses: actions/checkout@v4 + with: + fetch-depth: 0 + + - run: ci/install-dependencies.sh + + - name: git clang-format + continue-on-error: true + id: check_out + run: | + ./ci/run-style-check.sh \ + "${{github.event.pull_request.base.sha}}" diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml index 37b991e080..2589098eff 100644 --- a/.gitlab-ci.yml +++ b/.gitlab-ci.yml @@ -118,8 +118,31 @@ check-whitespace: image: ubuntu:latest before_script: - ./ci/install-dependencies.sh + # Since $CI_MERGE_REQUEST_TARGET_BRANCH_SHA is only defined for merged + # pipelines, we fallback to $CI_MERGE_REQUEST_DIFF_BASE_SHA, which should + # be defined in all pipelines. script: - - ./ci/check-whitespace.sh "$CI_MERGE_REQUEST_TARGET_BRANCH_SHA" + - | + R=${CI_MERGE_REQUEST_TARGET_BRANCH_SHA-${CI_MERGE_REQUEST_DIFF_BASE_SHA:?}} || exit + ./ci/check-whitespace.sh "$R" + rules: + - if: $CI_PIPELINE_SOURCE == 'merge_request_event' + +check-style: + image: ubuntu:latest + allow_failure: true + variables: + CC: clang + jobname: ClangFormat + before_script: + - ./ci/install-dependencies.sh + # Since $CI_MERGE_REQUEST_TARGET_BRANCH_SHA is only defined for merged + # pipelines, we fallback to $CI_MERGE_REQUEST_DIFF_BASE_SHA, which should + # be defined in all pipelines. + script: + - | + R=${CI_MERGE_REQUEST_TARGET_BRANCH_SHA-${CI_MERGE_REQUEST_DIFF_BASE_SHA:?}} || exit + ./ci/run-style-check.sh "$R" rules: - if: $CI_PIPELINE_SOURCE == 'merge_request_event' diff --git a/ci/check-whitespace.sh b/ci/check-whitespace.sh index db399097a5..c40804394c 100755 --- a/ci/check-whitespace.sh +++ b/ci/check-whitespace.sh @@ -9,7 +9,7 @@ baseCommit=$1 outputFile=$2 url=$3 -if test "$#" -ne 1 && test "$#" -ne 3 +if test "$#" -ne 1 && test "$#" -ne 3 || test -z "$1" then echo "USAGE: $0 <BASE_COMMIT> [<OUTPUT_FILE> <URL>]" exit 1 @@ -21,6 +21,12 @@ commitText= commitTextmd= goodParent= +if ! git rev-parse --quiet --verify "${baseCommit}" +then + echo "Invalid <BASE_COMMIT> '${baseCommit}'" + exit 1 +fi + while read dash sha etc do case "${dash}" in @@ -67,7 +73,7 @@ then goodParent=${baseCommit: 0:7} fi - echo "A whitespace issue was found in onen of more of the commits." + echo "A whitespace issue was found in one or more of the commits." echo "Run the following command to resolve whitespace issues:" echo "git rebase --whitespace=fix ${goodParent}" diff --git a/ci/install-dependencies.sh b/ci/install-dependencies.sh index 6ec0f85972..fb34ced8f0 100755 --- a/ci/install-dependencies.sh +++ b/ci/install-dependencies.sh @@ -87,6 +87,10 @@ macos-*) esac case "$jobname" in +ClangFormat) + sudo apt-get -q update + sudo apt-get -q -y install clang-format + ;; StaticAnalysis) sudo apt-get -q update sudo apt-get -q -y install coccinelle libcurl4-openssl-dev libssl-dev \ diff --git a/ci/run-style-check.sh b/ci/run-style-check.sh new file mode 100755 index 0000000000..6cd4b1d934 --- /dev/null +++ b/ci/run-style-check.sh @@ -0,0 +1,25 @@ +#!/bin/sh +# +# Perform style check +# + +baseCommit=$1 + +# Remove optional braces of control statements (if, else, for, and while) +# according to the LLVM coding style. This avoids braces on simple +# single-statement bodies of statements but keeps braces if one side of +# if/else if/.../else cascade has multi-statement body. +# +# As this rule comes with a warning [1], we want to experiment with it +# before adding it in-tree. since the CI job for the style check is allowed +# to fail, appending the rule here allows us to validate its efficacy. +# While also ensuring that end-users are not affected directly. +# +# [1]: https://clang.llvm.org/docs/ClangFormatStyleOptions.html#removebracesllvm +{ + cat .clang-format + echo "RemoveBracesLLVM: true" +} >/tmp/clang-format-rules + +git clang-format --style=file:/tmp/clang-format-rules \ + --diff --extensions c,h "$baseCommit" |