FindHALF.cmake

#[[
MIT License

Copyright (c) 2019 - 2024 Advanced Micro Devices, Inc.

Permission is hereby granted, free of charge, to any person obtaining a copy
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]]

find_path(HALF_INCLUDE_DIRS
    NAMES half/half.hpp
    HINTS
    $ENV{HALF_DIR}
    $ENV{ROCM_PATH}/include
    PATHS
    ${HALF_DIR}
    ${ROCM_PATH}/include
    /usr/include
    /usr/local/include
)
mark_as_advanced(HALF_INCLUDE_DIRS)

if(HALF_INCLUDE_DIRS)
    set(HALF_FOUND TRUE)
endif( )

include( FindPackageHandleStandardArgs )
find_package_handle_standard_args( HALF
    FOUND_VAR  HALF_FOUND
    REQUIRED_VARS
        HALF_INCLUDE_DIRS
)

set(HALF_FOUND ${HALF_FOUND} CACHE INTERNAL "")
set(HALF_INCLUDE_DIRS ${HALF_INCLUDE_DIRS} CACHE INTERNAL "")

if(HALF_FOUND)
    message("-- ${White}Using HALF -- \n\tIncludes:${HALF_INCLUDE_DIRS}${ColourReset}")
else()
    if(HALF_FIND_REQUIRED)
        message(FATAL_ERROR "{Red}FindHALF -- NOT FOUND${ColourReset}")
    endif()
    message( "-- ${Yellow}NOTE: FindHALF failed to find -- half.hpp${ColourReset}" )
endif()