23 lines
728 B
CMake
23 lines
728 B
CMake
enable_language(C)
|
|
if(NOT CMAKE_C_BYTE_ORDER MATCHES "^(BIG_ENDIAN|LITTLE_ENDIAN)$")
|
|
if(CMAKE_OSX_ARCHITECTURES MATCHES ";ppc|ppc;")
|
|
return()
|
|
endif()
|
|
message(FATAL_ERROR "CMAKE_C_BYTE_ORDER has unexpected value '${CMAKE_C_BYTE_ORDER}'")
|
|
endif()
|
|
|
|
include(TestBigEndian)
|
|
test_big_endian(IS_BIG_ENDIAN)
|
|
if(IS_BIG_ENDIAN AND NOT CMAKE_C_BYTE_ORDER STREQUAL "BIG_ENDIAN")
|
|
message(FATAL_ERROR "test_big_endian result does not match ABI result")
|
|
endif()
|
|
|
|
# Test legacy check.
|
|
set(byte_order "${CMAKE_C_BYTE_ORDER}")
|
|
unset(CMAKE_C_BYTE_ORDER)
|
|
include(TestBigEndian)
|
|
test_big_endian(IS_BIG)
|
|
if(IS_BIG AND NOT byte_order STREQUAL "BIG_ENDIAN")
|
|
message(FATAL_ERROR "test_big_endian result does not match ABI result")
|
|
endif()
|