obs-StreamFX/cmake/ClangToolkit.cmake

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CMake
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2020-01-13 00:52:30 +00:00
set(CLANG_PATH "" CACHE PATH "Path to Clang Toolset (if not in environment)")
function(clang_format)
cmake_parse_arguments(
PARSE_ARGV 0
_CLANG_FORMAT
"DEPENDENCY;GLOBAL"
"REGEX"
"TARGETS"
)
2020-01-13 00:52:30 +00:00
find_program(CLANG_FORMAT_BIN
"clang-format"
HINTS
${CLANG_PATH}
PATHS
/bin
/sbin
/usr/bin
/usr/local/bin
PATH_SUFFIXES
bin
bin64
bin32
)
if(NOT CLANG_FORMAT_BIN)
message(WARNING "Clang: Could not find clang-format at path '${CLANG_FORMAT_BIN}'. Disabling clang-format...")
return()
endif()
if(NOT _CLANG_FORMAT_FILTER)
set(_CLANG_FORMAT_FILTER "\.(h|hpp|c|cpp)$")
endif()
foreach(_target ${_CLANG_FORMAT_TARGETS})
# get_target_property(target_name ${_target} NAME)
get_target_property(target_sources_rel ${_target} SOURCES)
set(target_sources "")
foreach(source_relative ${target_sources_rel})
get_filename_component(source_absolute ${source_relative} ABSOLUTE)
list(APPEND target_sources ${source_absolute})
endforeach()
list(FILTER target_sources INCLUDE REGEX "${_CLANG_FORMAT_FILTER}")
unset(target_sources_rel)
get_target_property(target_source_dir_rel ${_target} SOURCE_DIR)
get_filename_component(target_source_dir ${target_source_dir_rel} ABSOLUTE)
unset(target_source_dir_rel)
add_custom_target(${_target}_CLANG-FORMAT
COMMAND
${CLANG_FORMAT_BIN}
-style=file
-i
${target_sources}
COMMENT
"clang-format: Formatting ${_target}..."
WORKING_DIRECTORY
${target_source_dir_rel}
)
if(_CLANG_FORMAT_DEPENDENCY)
add_dependencies(${_target} ${_target}_CLANG-FORMAT)
endif()
if(_CLANG_FORMAT_GLOBAL)
if(TARGET CLANG-FORMAT)
add_dependencies(CLANG-FORMAT ${_target}_CLANG-FORMAT)
else()
add_custom_target(CLANG-FORMAT
DEPENDS
${_target}_CLANG-FORMAT
COMMENT
"clang-format: Formatting..."
)
endif()
endif()
endforeach()
endfunction()