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https://github.com/HDFGroup/hdf5.git
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93 lines
2.8 KiB
CMake
93 lines
2.8 KiB
CMake
#
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# Copyright (C) 2019 by George Cave - gcave@stablecoder.ca
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#
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# Licensed under the Apache License, Version 2.0 (the "License"); you may not
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# use this file except in compliance with the License. You may obtain a copy of
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# the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations under
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# the License.
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#
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# clang-format
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#
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find_program(CLANG_FORMAT_EXE "clang-format")
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mark_as_advanced(FORCE CLANG_FORMAT_EXE)
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if(CLANG_FORMAT_EXE)
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message(STATUS "clang-format found: ${CLANG_FORMAT_EXE}")
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else()
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message(STATUS "clang-format not found!")
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endif()
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# Generates a 'format' target using a custom name, files, and include
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# directories all being parameters.
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#
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# Do note that in order for sources to be inherited properly, the source paths
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# must be reachable from where the macro is called, or otherwise require a full
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# path for proper inheritance.
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#
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# ~~~
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# Required:
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# TARGET_NAME - The name of the target to create.
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#
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# Optional: ARGN - The list of targets OR files to format. Relative and absolute
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# paths are accepted.
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# ~~~
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function(clang_format TARGET_NAME)
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if(CLANG_FORMAT_EXE)
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set(FORMAT_FILES)
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# Check through the ARGN's, determine existent files
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foreach(item IN LISTS ARGN)
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if(TARGET ${item})
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# If the item is a target, then we'll attempt to grab the associated
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# source files from it.
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get_target_property(_TARGET_TYPE ${item} TYPE)
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if(NOT
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_TARGET_TYPE
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STREQUAL
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"INTERFACE_LIBRARY")
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get_property(
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_TEMP
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TARGET ${item}
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PROPERTY SOURCES)
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foreach(iter IN LISTS _TEMP)
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if(EXISTS ${iter})
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set(FORMAT_FILES ${FORMAT_FILES} ${iter})
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endif()
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endforeach()
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endif()
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elseif(EXISTS ${item})
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# Check if it's a full file path
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set(FORMAT_FILES ${FORMAT_FILES} ${item})
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elseif(EXISTS ${CMAKE_CURRENT_SOURCE_DIR}/${item})
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# Check if it's based on the current source dir
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set(FORMAT_FILES ${FORMAT_FILES} ${CMAKE_CURRENT_SOURCE_DIR}/${item})
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endif()
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endforeach()
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# Make the target
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if(FORMAT_FILES)
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if(TARGET ${TARGET_NAME})
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message(
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ERROR
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"Cannot create clang-format target '${TARGET_NAME}', already exists.")
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else()
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add_custom_target(${TARGET_NAME} COMMAND ${CLANG_FORMAT_EXE} -i -style=file ${FORMAT_FILES})
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if(NOT TARGET format)
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add_custom_target(format)
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endif()
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add_dependencies(format ${TARGET_NAME})
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endif()
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endif()
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endif()
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endfunction()
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