From f37d960f750ef5a8ba36a6e21b8e585d2856216f Mon Sep 17 00:00:00 2001 From: mj-xmr Date: Wed, 4 Nov 2020 19:27:06 +0100 Subject: [PATCH] Clang-tidy integrated into CMakeLists.txt Can be called from the source directory with: utils/health/clang-tidy-run.sh --- CMakeLists.txt | 14 +++++++ cmake/SetClangTidy.cmake | 72 ++++++++++++++++++++++++++++++++++ utils/health/clang-tidy-run.sh | 65 ++++++++++++++++++++++++++++++ 3 files changed, 151 insertions(+) create mode 100644 cmake/SetClangTidy.cmake create mode 100755 utils/health/clang-tidy-run.sh diff --git a/CMakeLists.txt b/CMakeLists.txt index 133d93216..dd8977532 100644 --- a/CMakeLists.txt +++ b/CMakeLists.txt @@ -75,6 +75,20 @@ if (${CMAKE_VERSION} VERSION_GREATER "3.0.0") set_property(GLOBAL APPEND PROPERTY JOB_POOLS link_job_pool=${WOWNERO_PARALLEL_LINK_JOBS}) set(CMAKE_JOB_POOL_LINK link_job_pool) endif () +endif () + +option (USE_CLANG_TIDY_C "Lint the code with clang-tidy - variant C" OFF) +option (USE_CLANG_TIDY_CXX "Lint the code with clang-tidy - variant C++" OFF) +if (USE_CLANG_TIDY_C AND USE_CLANG_TIDY_CXX) + message(FATAL_ERROR "Enabling both USE_CLANG_TIDY_C and USE_CLANG_TIDY_CXX simultaneously crashes clang-tidy.") +endif() +if (USE_CLANG_TIDY_C OR USE_CLANG_TIDY_CXX) + include(SetClangTidy) +endif() +if (USE_CLANG_TIDY_C) + monero_clang_tidy("C") +elseif (USE_CLANG_TIDY_CXX) + monero_clang_tidy("CXX") endif() enable_language(C ASM) diff --git a/cmake/SetClangTidy.cmake b/cmake/SetClangTidy.cmake new file mode 100644 index 000000000..ce66286e2 --- /dev/null +++ b/cmake/SetClangTidy.cmake @@ -0,0 +1,72 @@ +# Copyright (c) 2014-2020, The Monero Project +# +# All rights reserved. +# +# Redistribution and use in source and binary forms, with or without modification, are +# permitted provided that the following conditions are met: +# +# 1. Redistributions of source code must retain the above copyright notice, this list of +# conditions and the following disclaimer. +# +# 2. Redistributions in binary form must reproduce the above copyright notice, this list +# of conditions and the following disclaimer in the documentation and/or other +# materials provided with the distribution. +# +# 3. Neither the name of the copyright holder nor the names of its contributors may be +# used to endorse or promote products derived from this software without specific +# prior written permission. +# +# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY +# EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF +# MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL +# THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, +# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, +# PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS +# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, +# STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF +# THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + +# https://cmake.org/cmake/help/latest/variable/CMAKE_LANG_CLANG_TIDY.html +# This module sets the following variables: +# CMAKE_C_CLANG_TIDY +# CMAKE_CXX_CLANG_TIDY +# when clang-tidy is found in PATH. Afterwards, the code is being linted by the tool. +# The checks to be enabled can be manipulated with the variable MONERO_CLANG_TIDY_CHECKS + +macro (monero_clang_tidy LANGUAGE) + set(TOOL_NAME "clang-tidy") + set(MONERO_CLANG_TIDY_MIN_VERSION "3.6") + if(${CMAKE_VERSION} VERSION_LESS "${MONERO_CLANG_TIDY_MIN_VERSION}") + message(FATAL_ERROR "Sorry, ${TOOL_NAME} is available for CMake from version ${MONERO_CLANG_TIDY_MIN_VERSION}") + else() + message(STATUS "Trying to enable ${TOOL_NAME}") + find_program(MONERO_CLANG_BIN ${TOOL_NAME}) + if(NOT MONERO_CLANG_BIN) + message(FATAL_ERROR "${TOOL_NAME} not found! Try running: sudo apt install ${TOOL_NAME}") + else() + message(STATUS "Found ${MONERO_CLANG_BIN}") + set(MONERO_CLANG_TIDY_CHECKS + -header-filter=.; # By default the headers are excluded. This line enables them. + -checks=*; # Currently enabling all checks + # An example of selectively enabling checks: + #-checks=bugprone-*,cppcoreguidelines-avoid-goto # Have to be in one line :( + ) + # Current list of checks is avaibale under: + # https://clang.llvm.org/extra/clang-tidy/ + if (${LANGUAGE} STREQUAL "C") + set(CMAKE_C_CLANG_TIDY + ${MONERO_CLANG_BIN}; # Mind the semicolon + ${MONERO_CLANG_TIDY_CHECKS} + ) + elseif (${LANGUAGE} STREQUAL "CXX") + set(CMAKE_CXX_CLANG_TIDY + ${MONERO_CLANG_BIN}; # Mind the semicolon + ${MONERO_CLANG_TIDY_CHECKS} + ) + else() + message(FATAL_ERROR "${TOOL_NAME}: Unsupported language: ${LANGUAGE}") + endif() + endif() + endif() +endmacro() + diff --git a/utils/health/clang-tidy-run.sh b/utils/health/clang-tidy-run.sh new file mode 100755 index 000000000..6b34f6a3b --- /dev/null +++ b/utils/health/clang-tidy-run.sh @@ -0,0 +1,65 @@ +#!/bin/bash -e + +# Copyright (c) 2014-2020, The Monero Project +# +# All rights reserved. +# +# Redistribution and use in source and binary forms, with or without modification, are +# permitted provided that the following conditions are met: +# +# 1. Redistributions of source code must retain the above copyright notice, this list of +# conditions and the following disclaimer. +# +# 2. Redistributions in binary form must reproduce the above copyright notice, this list +# of conditions and the following disclaimer in the documentation and/or other +# materials provided with the distribution. +# +# 3. Neither the name of the copyright holder nor the names of its contributors may be +# used to endorse or promote products derived from this software without specific +# prior written permission. +# +# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY +# EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF +# MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL +# THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, +# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, +# PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS +# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, +# STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF +# THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + +# clang-tidy runs lint checks on C & C++ sources and headers. +# Run this script from the source directory. + +DIR_BUILD_BASE="build/clang-tidy" +RESULT_BASE="clang-tidy-result" + +function tidy_for_language() { + LANG="${1}" + DIR_BUILD="${DIR_BUILD_BASE}-${LANG}" + RESULT="${RESULT_BASE}-${LANG}.txt" + + mkdir -p "$DIR_BUILD" && pushd "$DIR_BUILD" + + cmake ../.. \ + -DCMAKE_C_COMPILER=clang \ + -DCMAKE_CXX_COMPILER=clang++ \ + -DUSE_CCACHE=ON \ + -DUSE_CLANG_TIDY_${LANG}=ON \ + -DBUILD_SHARED_LIBS=ON \ + -DBUILD_TESTS=ON + + make clean # Clean up, so that the result can be regenerated from scratch + time make -k 2>&1 | tee "$RESULT" # Build and store the result. -k means: ignore errors + #time make -k easylogging 2>&1 | tee "$RESULT" # Quick testing: build a single target + gzip -f "$RESULT" # Zip the result, because it's huge. -f overwrites the previously generated result + + echo "" + echo "Readable result stored in: $DIR_BUILD/$RESULT.gz" + + popd +} + +tidy_for_language "C" +tidy_for_language "CXX" +