mirror of https://github.com/Xaymar/obs-StreamFX
cmake: Add clang-format support
This does not rely on the "integrated" clang-format, but instead uses a custom target to achieve the goal. Supports file filtering (to ensure that clang-format only affects supported files), automatic dependency by the project (always run before build), multiple targets and a global target. Options are: - TARGETS <target> ...: Targets to add clang-format support to. - DEPENDENCY: Add a dependency to the given targets so that clang-format runs before building. - REGEX: Filter out files of the given targets, defaults to '\.(h|hpp|c|cpp)'. - GLOBAL: Add a global CLANG_FORMAT target.
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@ -16,8 +16,7 @@
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# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
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# CMake Setup
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CMake_Minimum_Required(VERSION 3.8.0)
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Include("cmake/util.cmake")
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cmake_minimum_required(VERSION 3.8.0)
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# Automatic Versioning
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set(VERSION_MAJOR 0)
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@ -28,7 +27,7 @@ set(PROJECT_COMMIT "N/A")
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if(EXISTS "${CMAKE_CURRENT_LIST_DIR}/.git")
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set(GIT_RESULT "")
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set(GIT_OUTPUT "")
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EXECUTE_PROCESS(
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execute_process(
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COMMAND git rev-list --count --topo-order ${VERSION_MAJOR}.${VERSION_MINOR}.${VERSION_PATCH}..HEAD
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WORKING_DIRECTORY ${CMAKE_CURRENT_LIST_DIR}
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RESULT_VARIABLE GIT_RESULT
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@ -38,7 +37,7 @@ if(EXISTS "${CMAKE_CURRENT_LIST_DIR}/.git")
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if(GIT_RESULT EQUAL 0)
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set(VERSION_TWEAK ${GIT_OUTPUT})
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endif()
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EXECUTE_PROCESS(
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execute_process(
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COMMAND git rev-parse HEAD
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WORKING_DIRECTORY ${CMAKE_CURRENT_LIST_DIR}
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RESULT_VARIABLE GIT_RESULT
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@ -51,7 +50,7 @@ if(EXISTS "${CMAKE_CURRENT_LIST_DIR}/.git")
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endif()
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# Define Project
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PROJECT(
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project(
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obs-stream-effects
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VERSION ${VERSION_MAJOR}.${VERSION_MINOR}.${VERSION_PATCH}.${VERSION_TWEAK}
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)
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@ -64,6 +63,13 @@ set(PROJECT_COPYRIGHT_YEARS "2018 - 2019")
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# Setup / Bootstrap
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################################################################################
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# Search Path
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set(CMAKE_MODULE_PATH "${CMAKE_CURRENT_SOURCE_DIR}/cmake/;${CMAKE_MODULE_PATH}")
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# CMake Modules
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include("util")
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include("ClangToolkit")
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# Detect Build Type
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if("${CMAKE_SOURCE_DIR}" STREQUAL "${PROJECT_SOURCE_DIR}")
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set(PropertyPrefix "")
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@ -80,9 +86,6 @@ else()
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set(ARCH "x64")
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endif()
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# Search Path
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set(CMAKE_MODULE_PATH ${CMAKE_MODULE_PATH} "${CMAKE_SOURCE_DIR}/cmake/modules/")
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# All Warnings, Extra Warnings, Pedantic
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if ("${CMAKE_CXX_COMPILER_ID}" STREQUAL "Clang")
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# using Clang
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@ -199,7 +202,7 @@ endif()
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# CMake Modules
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if(${PropertyPrefix}OBS_DOWNLOAD)
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include("cmake/DownloadProject.cmake")
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include("DownloadProject")
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endif()
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# Load OBS Studio
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@ -264,6 +267,10 @@ set(PROJECT_LIBRARIES
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set(PROJECT_TEMPLATES
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"${PROJECT_SOURCE_DIR}/cmake/version.hpp.in"
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"${PROJECT_SOURCE_DIR}/cmake/module.cpp.in"
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"${PROJECT_SOURCE_DIR}/cmake/ClangToolkit.cmake"
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"${PROJECT_SOURCE_DIR}/cmake/DownloadProject.cmake"
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"${PROJECT_SOURCE_DIR}/cmake/DownloadProject.CmakeLists.cmake.in"
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"${PROJECT_SOURCE_DIR}/cmake/util.cmake"
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)
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if(WIN32)
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list(APPEND PROJECT_TEMPLATES
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@ -412,6 +419,12 @@ add_library(${PROJECT_NAME} MODULE
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${PROJECT_PRIVATE}
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)
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# Clang-Format
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clang_format(
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TARGETS ${PROJECT_NAME}
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DEPENDENCY
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)
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# Include Directories
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target_include_directories(${PROJECT_NAME}
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PUBLIC
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@ -0,0 +1,71 @@
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set(CLANG_FORMAT_BIN "clang-format" CACHE PATH "Path (or name) of the clang-format binary")
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function(clang_format)
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cmake_parse_arguments(
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PARSE_ARGV 0
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_CLANG_FORMAT
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"DEPENDENCY;GLOBAL"
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"REGEX"
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"TARGETS"
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)
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if(NOT EXISTS ${CLANG_FORMAT_BIN})
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find_program(clang_format_bin_tmp ${CLANG_FORMAT_BIN})
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if(clang_format_bin_tmp)
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set(CLANG_FORMAT_BIN "${clang_format_bin_tmp}" CACHE PATH "Path (or name) of the clang-format binary")
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unset(clang_format_bin_tmp)
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else()
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message(FATAL_ERROR "Clang: Could not find clang-format at path '${CLANG_FORMAT_BIN}'.")
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endif()
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endif()
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if(NOT _CLANG_FORMAT_FILTER)
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set(_CLANG_FORMAT_FILTER "\.(h|hpp|c|cpp)$")
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endif()
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foreach(_target ${_CLANG_FORMAT_TARGETS})
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# get_target_property(target_name ${_target} NAME)
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get_target_property(target_sources_rel ${_target} SOURCES)
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set(target_sources "")
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foreach(source_relative ${target_sources_rel})
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get_filename_component(source_absolute ${source_relative} ABSOLUTE)
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list(APPEND target_sources ${source_absolute})
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endforeach()
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list(FILTER target_sources INCLUDE REGEX "${_CLANG_FORMAT_FILTER}")
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unset(target_sources_rel)
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get_target_property(target_source_dir_rel ${_target} SOURCE_DIR)
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get_filename_component(target_source_dir ${target_source_dir_rel} ABSOLUTE)
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unset(target_source_dir_rel)
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add_custom_target(${_target}_CLANG-FORMAT
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COMMAND
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${CLANG_FORMAT_BIN}
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-style=file
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-i
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${target_sources}
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COMMENT
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"clang-format: Formatting ${_target}..."
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WORKING_DIRECTORY
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${target_source_dir_rel}
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)
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if(_CLANG_FORMAT_DEPENDENCY)
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add_dependencies(${_target} ${_target}_CLANG-FORMAT)
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endif()
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if(_CLANG_FORMAT_GLOBAL)
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if(TARGET CLANG-FORMAT)
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add_dependencies(CLANG-FORMAT ${_target}_CLANG-FORMAT)
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else()
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add_custom_target(CLANG-FORMAT
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DEPENDS
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${_target}_CLANG-FORMAT
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COMMENT
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"clang-format: Formatting..."
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)
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endif()
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endif()
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endforeach()
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endfunction()
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