mirror of
https://github.com/gnss-sdr/gnss-sdr
synced 2026-06-08 21:52:13 +00:00
Carles Fernandez
e82624d981
Refactor Python detection Improve imported target handling Improve version detection Improve naming consistency
166 lines
5.2 KiB
CMake
166 lines
5.2 KiB
CMake
# GNSS-SDR is a Global Navigation Satellite System software-defined receiver.
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# This file is part of GNSS-SDR.
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#
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# SPDX-FileCopyrightText: 2021-2026 C. Fernandez-Prades cfernandez(at)cttc.es
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# SPDX-License-Identifier: BSD-3-Clause
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set(FPHSA_NAME_MISMATCHED ON)
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########################################################################
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# Find cpu_features
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#
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# Provides the following imported target:
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# CpuFeature::cpu_features
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########################################################################
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if(NOT DEFINED GNSSSDR_LIB_PATHS)
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include(GnsssdrFindPaths)
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endif()
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########################################################################
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# Build candidate root list
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########################################################################
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set(_CPUFEATURES_ROOT_HINTS)
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if(CPUFEATURES_DIR)
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list(APPEND _CPUFEATURES_ROOT_HINTS "${CPUFEATURES_DIR}")
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endif()
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if(DEFINED ENV{CPUFEATURES_DIR} AND NOT "$ENV{CPUFEATURES_DIR}" STREQUAL "")
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list(APPEND _CPUFEATURES_ROOT_HINTS "$ENV{CPUFEATURES_DIR}")
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endif()
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if(CMAKE_INSTALL_PREFIX)
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list(APPEND _CPUFEATURES_ROOT_HINTS "${CMAKE_INSTALL_PREFIX}")
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endif()
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if(DEFINED _CPUFEATURES_ROOT_HINTS)
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list(REMOVE_DUPLICATES _CPUFEATURES_ROOT_HINTS)
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endif()
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########################################################################
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# Search paths for headers and libraries
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########################################################################
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set(_CPUFEATURES_INCLUDE_HINTS)
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set(_CPUFEATURES_LIBRARY_HINTS)
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foreach(_cpufeatures_prefix ${_CPUFEATURES_ROOT_HINTS})
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list(APPEND _CPUFEATURES_INCLUDE_HINTS
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"${_cpufeatures_prefix}"
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"${_cpufeatures_prefix}/include"
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)
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list(APPEND _CPUFEATURES_LIBRARY_HINTS
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"${_cpufeatures_prefix}/lib"
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"${_cpufeatures_prefix}/lib64"
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)
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endforeach()
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list(APPEND _CPUFEATURES_INCLUDE_HINTS ${GNSSSDR_INCLUDE_PATHS})
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list(APPEND _CPUFEATURES_LIBRARY_HINTS ${GNSSSDR_LIB_PATHS})
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list(REMOVE_DUPLICATES _CPUFEATURES_INCLUDE_HINTS)
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list(REMOVE_DUPLICATES _CPUFEATURES_LIBRARY_HINTS)
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########################################################################
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# Find headers and library
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########################################################################
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find_library(CPUFEATURES_LIBRARY
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NAMES cpu_features
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PATHS ${_CPUFEATURES_LIBRARY_HINTS}
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)
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find_path(CPUFEATURES_INCLUDE_DIR
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NAMES cpu_features_macros.h
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PATHS ${_CPUFEATURES_INCLUDE_HINTS}
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PATH_SUFFIXES cpu_features
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)
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########################################################################
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# Standard result handling
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########################################################################
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include(FindPackageHandleStandardArgs)
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find_package_handle_standard_args(CPUFEATURES
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DEFAULT_MSG
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CPUFEATURES_LIBRARY
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CPUFEATURES_INCLUDE_DIR
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)
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########################################################################
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# Determine version
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########################################################################
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if(CPUFEATURES_FOUND)
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get_filename_component(_CPUFEATURES_LIBRARY_PATH
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"${CPUFEATURES_LIBRARY}" DIRECTORY
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)
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if(EXISTS "${_CPUFEATURES_LIBRARY_PATH}/cmake/CpuFeatures/CpuFeaturesConfigVersion.cmake")
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if(DEFINED PACKAGE_VERSION)
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set(_CPUFEATURES_PACKAGE_VERSION_WAS_DEFINED TRUE)
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set(_CPUFEATURES_OLD_PACKAGE_VERSION "${PACKAGE_VERSION}")
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else()
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set(_CPUFEATURES_PACKAGE_VERSION_WAS_DEFINED FALSE)
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endif()
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unset(PACKAGE_VERSION)
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include(
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"${_CPUFEATURES_LIBRARY_PATH}/cmake/CpuFeatures/CpuFeaturesConfigVersion.cmake"
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)
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if(PACKAGE_VERSION)
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set(CPUFEATURES_VERSION "${PACKAGE_VERSION}")
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else()
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set(CPUFEATURES_VERSION "Unknown")
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endif()
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unset(PACKAGE_VERSION)
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if(_CPUFEATURES_PACKAGE_VERSION_WAS_DEFINED)
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set(PACKAGE_VERSION "${_CPUFEATURES_OLD_PACKAGE_VERSION}")
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else()
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unset(PACKAGE_VERSION)
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endif()
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unset(_CPUFEATURES_PACKAGE_VERSION_WAS_DEFINED)
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unset(_CPUFEATURES_OLD_PACKAGE_VERSION)
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else()
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set(CPUFEATURES_VERSION "Unknown")
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endif()
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endif()
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########################################################################
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# Compatibility variables
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########################################################################
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set(CPUFEATURES_LIBRARIES "${CPUFEATURES_LIBRARY}")
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mark_as_advanced(
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CPUFEATURES_LIBRARY
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CPUFEATURES_LIBRARIES
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CPUFEATURES_INCLUDE_DIR
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CPUFEATURES_VERSION
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)
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########################################################################
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# Define imported target
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########################################################################
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if(CPUFEATURES_FOUND AND NOT TARGET CpuFeature::cpu_features)
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add_library(CpuFeature::cpu_features UNKNOWN IMPORTED)
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set_target_properties(CpuFeature::cpu_features PROPERTIES
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IMPORTED_LOCATION "${CPUFEATURES_LIBRARY}"
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INTERFACE_INCLUDE_DIRECTORIES "${CPUFEATURES_INCLUDE_DIR}"
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)
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endif()
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########################################################################
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# Cleanup internal variables
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########################################################################
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unset(_CPUFEATURES_ROOT_HINTS)
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unset(_CPUFEATURES_INCLUDE_HINTS)
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unset(_CPUFEATURES_LIBRARY_HINTS)
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unset(_CPUFEATURES_LIBRARY_PATH)
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unset(_cpufeatures_prefix) |