# Copyright (c) 2014-2024, 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()
