https://github.com/Kitware/CMake
Tip revision: 0846bdba097621b8982b73923c18e1b2fb6370eb authored by Bill Hoffman on 16 July 2007, 14:59:29 UTC
ENH: final 2.4.7 commit
ENH: final 2.4.7 commit
Tip revision: 0846bdb
TestBigEndian.cmake
# - 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
#
MACRO(TEST_BIG_ENDIAN VARIABLE)
IF("HAVE_${VARIABLE}" MATCHES "^HAVE_${VARIABLE}$")
TRY_RUN(${VARIABLE} HAVE_${VARIABLE}
${CMAKE_BINARY_DIR}
${CMAKE_ROOT}/Modules/TestBigEndian.c
OUTPUT_VARIABLE OUTPUT)
IF("${VARIABLE}" STREQUAL "FAILED_TO_RUN")
MESSAGE(SEND_ERROR "TestBigEndian Failed to run with output: ${OUTPUT}")
ENDIF("${VARIABLE}" STREQUAL "FAILED_TO_RUN")
MESSAGE(STATUS "Check if the system is big endian")
IF(HAVE_${VARIABLE})
FILE(APPEND ${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeError.log
"Determining the endianes of the system passed. The system is ")
IF(${VARIABLE})
FILE(APPEND ${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeError.log
"big endian")
MESSAGE(STATUS "Check if the system is big endian - big endian")
ELSE(${VARIABLE})
FILE(APPEND ${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeError.log
"little endian")
MESSAGE(STATUS "Check if the system is big endian - little endian")
ENDIF(${VARIABLE})
FILE(APPEND ${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeError.log
"Test produced following output:\n${OUTPUT}\n\n")
ELSE(HAVE_${VARIABLE})
FILE(APPEND ${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeError.log
"Determining the endianes of the system failed with the following output:\n${OUTPUT}\n\n")
MESSAGE("Check if the system is big endian - failed")
ENDIF(HAVE_${VARIABLE})
ENDIF("HAVE_${VARIABLE}" MATCHES "^HAVE_${VARIABLE}$")
ENDMACRO(TEST_BIG_ENDIAN)