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Kitware
GitHub Repository: Kitware/CMake
 Path: blob/master/Tests/CMakeOnly/find_library/CMakeLists.txt
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cmake_minimum_required(VERSION 3.10)

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project(FindLibraryTest NONE)

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set(CMAKE_FIND_DEBUG_MODE 1)

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macro(test_find_library desc expected)

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  unset(LIB CACHE)

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  find_library(LIB ${ARGN} NO_DEFAULT_PATH)

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  if(LIB)

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    # Convert to relative path for comparison to expected location.

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    file(RELATIVE_PATH REL_LIB "${CMAKE_CURRENT_SOURCE_DIR}" "${LIB}")

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    # Check and report failure.

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    if(NOT "${REL_LIB}" STREQUAL "${expected}")

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      message(SEND_ERROR "Library ${expected} found as [${REL_LIB}]${desc}")

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    elseif(CMAKE_FIND_DEBUG_MODE)

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      message(STATUS "Library ${expected} found as [${REL_LIB}]${desc}")

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    endif()

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  else()

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    message(SEND_ERROR "Library ${expected} NOT FOUND${desc}")

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  endif()

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endmacro()

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macro(test_find_library_subst expected)

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  get_filename_component(dir ${expected} PATH)

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  get_filename_component(name ${expected} NAME)

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  string(REGEX REPLACE "lib/?[36Xx][24Y3][Z2]*" "lib" dir "${dir}")

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  test_find_library(", searched as ${dir}" "${expected}"

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    NAMES ${name}

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    PATHS ${CMAKE_CURRENT_SOURCE_DIR}/${dir}

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    )

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endmacro()

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set(CMAKE_FIND_LIBRARY_PREFIXES "lib")

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set(CMAKE_FIND_LIBRARY_SUFFIXES ".a")

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set_property(GLOBAL PROPERTY FIND_LIBRARY_USE_LIBX32_PATHS TRUE)

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set_property(GLOBAL PROPERTY FIND_LIBRARY_USE_LIB32_PATHS TRUE)

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set_property(GLOBAL PROPERTY FIND_LIBRARY_USE_LIB64_PATHS TRUE)

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set(CMAKE_INTERNAL_PLATFORM_ABI "ELF")

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set(CMAKE_SIZEOF_VOID_P 4)

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foreach(lib

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    lib/32/libtest5.a

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    lib/A/lib/libtest1.a

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    lib/A/lib32/libtest3.a

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    lib/A/libtest1.a

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    lib/libtest1.a

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    lib/libtest2.a

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    lib/libtest3.a

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    lib/libtest3.a

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    lib32/A/lib/libtest2.a

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    lib32/A/lib32/libtest4.a

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    lib32/A/libtest4.a

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    lib32/libtest4.a

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    )

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  test_find_library_subst(${lib})

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endforeach()

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set(CMAKE_SIZEOF_VOID_P 8)

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foreach(lib64

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    lib/64/libtest2.a

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    lib/A/lib64/libtest3.a

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    lib/libtest3.a

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    lib64/A/lib/libtest2.a

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    lib64/A/lib64/libtest1.a

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    lib64/A/libtest1.a

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    lib64/libtest1.a

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    )

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  test_find_library_subst(${lib64})

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endforeach()

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set(CMAKE_INTERNAL_PLATFORM_ABI "ELF X32")

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set(CMAKE_SIZEOF_VOID_P 4)

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foreach(libx32

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    lib/x32/libtest2.a

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    lib/A/libx32/libtest3.a

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    lib/libtest3.a

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    libx32/A/lib/libtest2.a

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    libx32/A/libx32/libtest1.a

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    libx32/A/libtest1.a

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    libx32/libtest1.a

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    )

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  test_find_library_subst(${libx32})

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endforeach()

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test_find_library("" A/libtestA.a

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  NAMES testA testB

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  PATHS ${CMAKE_CURRENT_SOURCE_DIR}/A ${CMAKE_CURRENT_SOURCE_DIR}/B

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  )

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test_find_library("" B/libtestB.a

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  NAMES testB testA

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  PATHS ${CMAKE_CURRENT_SOURCE_DIR}/A ${CMAKE_CURRENT_SOURCE_DIR}/B

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  )

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test_find_library("" A/libtestA.a

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  NAMES testB testA NAMES_PER_DIR

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  PATHS ${CMAKE_CURRENT_SOURCE_DIR}/A ${CMAKE_CURRENT_SOURCE_DIR}/B

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  )

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set(CMAKE_FIND_LIBRARY_CUSTOM_LIB_SUFFIX "XYZ")

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foreach(libXYZ

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    lib/XYZ/libtest1.a

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    lib/A/libXYZ/libtest2.a

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    lib/libtest3.a

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    libXYZ/A/lib/libtest4.a

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    libXYZ/A/libXYZ/libtest5.a

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    libXYZ/A/libtest6.a

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    libXYZ/libtest7.a

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    )

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  test_find_library_subst(${libXYZ})

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endforeach()

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