diff options
Diffstat (limited to 'share/cmake-3.16/Modules/TestBigEndian.cmake')
| -rw-r--r-- | share/cmake-3.16/Modules/TestBigEndian.cmake | 122 |
1 files changed, 0 insertions, 122 deletions
diff --git a/share/cmake-3.16/Modules/TestBigEndian.cmake b/share/cmake-3.16/Modules/TestBigEndian.cmake deleted file mode 100644 index 0c6e188..0000000 --- a/share/cmake-3.16/Modules/TestBigEndian.cmake +++ /dev/null @@ -1,122 +0,0 @@ -# Distributed under the OSI-approved BSD 3-Clause License. See accompanying -# file Copyright.txt or https://cmake.org/licensing for details. - -#[=======================================================================[.rst: -TestBigEndian -------------- - -Define macro to determine endian type - -Check if the system is big endian or little endian - -:: - - TEST_BIG_ENDIAN(VARIABLE) - VARIABLE - variable to store the result to -#]=======================================================================] - -include(CheckTypeSize) - -macro(TEST_BIG_ENDIAN VARIABLE) - if(NOT DEFINED HAVE_${VARIABLE}) - message(STATUS "Check if the system is big endian") - message(STATUS "Searching 16 bit integer") - - if(CMAKE_C_COMPILER_LOADED) - set(_test_language "C") - elseif(CMAKE_CXX_COMPILER_LOADED) - set(_test_language "CXX") - else() - message(FATAL_ERROR "TEST_BIG_ENDIAN needs either C or CXX language enabled") - endif() - - CHECK_TYPE_SIZE("unsigned short" CMAKE_SIZEOF_UNSIGNED_SHORT LANGUAGE ${_test_language}) - if(CMAKE_SIZEOF_UNSIGNED_SHORT EQUAL 2) - message(STATUS "Using unsigned short") - set(CMAKE_16BIT_TYPE "unsigned short") - else() - CHECK_TYPE_SIZE("unsigned int" CMAKE_SIZEOF_UNSIGNED_INT LANGUAGE ${_test_language}) - if(CMAKE_SIZEOF_UNSIGNED_INT) - message(STATUS "Using unsigned int") - set(CMAKE_16BIT_TYPE "unsigned int") - - else() - - CHECK_TYPE_SIZE("unsigned long" CMAKE_SIZEOF_UNSIGNED_LONG LANGUAGE ${_test_language}) - if(CMAKE_SIZEOF_UNSIGNED_LONG) - message(STATUS "Using unsigned long") - set(CMAKE_16BIT_TYPE "unsigned long") - else() - message(FATAL_ERROR "no suitable type found") - endif() - - endif() - - endif() - - if(_test_language STREQUAL "CXX") - set(_test_file "${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeTmp/TestEndianess.cpp") - else() - set(_test_file "${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeTmp/TestEndianess.c") - endif() - - configure_file("${CMAKE_ROOT}/Modules/TestEndianess.c.in" - ${_test_file} - @ONLY) - - file(READ ${_test_file} TEST_ENDIANESS_FILE_CONTENT) - - try_compile(HAVE_${VARIABLE} - "${CMAKE_BINARY_DIR}" - ${_test_file} - OUTPUT_VARIABLE OUTPUT - COPY_FILE "${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/TestEndianess.bin" ) - - if(HAVE_${VARIABLE}) - - file(STRINGS "${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/TestEndianess.bin" - CMAKE_TEST_ENDIANESS_STRINGS_LE LIMIT_COUNT 1 REGEX "THIS IS LITTLE ENDIAN") - - file(STRINGS "${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/TestEndianess.bin" - CMAKE_TEST_ENDIANESS_STRINGS_BE LIMIT_COUNT 1 REGEX "THIS IS BIG ENDIAN") - - # on mac, if there are universal binaries built both will be true - # return the result depending on the machine on which cmake runs - if(CMAKE_TEST_ENDIANESS_STRINGS_BE AND CMAKE_TEST_ENDIANESS_STRINGS_LE) - if(CMAKE_SYSTEM_PROCESSOR MATCHES powerpc) - set(CMAKE_TEST_ENDIANESS_STRINGS_BE TRUE) - set(CMAKE_TEST_ENDIANESS_STRINGS_LE FALSE) - else() - set(CMAKE_TEST_ENDIANESS_STRINGS_BE FALSE) - set(CMAKE_TEST_ENDIANESS_STRINGS_LE TRUE) - endif() - message(STATUS "TEST_BIG_ENDIAN found different results, consider setting CMAKE_OSX_ARCHITECTURES or CMAKE_TRY_COMPILE_OSX_ARCHITECTURES to one or no architecture !") - endif() - - if(CMAKE_TEST_ENDIANESS_STRINGS_LE) - set(${VARIABLE} 0 CACHE INTERNAL "Result of TEST_BIG_ENDIAN" FORCE) - message(STATUS "Check if the system is big endian - little endian") - endif() - - if(CMAKE_TEST_ENDIANESS_STRINGS_BE) - set(${VARIABLE} 1 CACHE INTERNAL "Result of TEST_BIG_ENDIAN" FORCE) - message(STATUS "Check if the system is big endian - big endian") - endif() - - if(NOT CMAKE_TEST_ENDIANESS_STRINGS_BE AND NOT CMAKE_TEST_ENDIANESS_STRINGS_LE) - message(SEND_ERROR "TEST_BIG_ENDIAN found no result!") - endif() - - file(APPEND ${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeOutput.log - "Determining if the system is big endian passed with the following output:\n${OUTPUT}\nTestEndianess.c:\n${TEST_ENDIANESS_FILE_CONTENT}\n\n") - - else() - message(STATUS "Check if the system is big endian - failed") - file(APPEND ${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeError.log - "Determining if the system is big endian failed with the following output:\n${OUTPUT}\nTestEndianess.c:\n${TEST_ENDIANESS_FILE_CONTENT}\n\n") - set(${VARIABLE}) - endif() - endif() -endmacro() - - |