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# based on VTK/CMake/vtkTestTypes.cmake 11/13/09 -BCL
CHECK_TYPE_SIZE("long long" ITK_SIZEOF_LONG_LONG)
CHECK_TYPE_SIZE("__int64" ITK_SIZEOF___INT64)
# The only compiler that satisfies the criteria for __int64 specified
# in this file is Borland, however from some reason the NumericTraits
# are not funcitoning therefore we had no systems which correctly
# support __int64 as a fundemental type.
#
# Disable trying to even use __int64
SET( ITK_TRY_TO_USE__INT64 0 )
IF( ITK_TRY_TO_USE__INT64 )
IF(HAVE_ITK_SIZEOF___INT64)
# In CMake 2.6 and above the type __int64 may have been found only
# due to inclusion of a system header. Further try-compiles using
# the type should include the header too.
SET(_HAVE_DEFS)
FOREACH(def HAVE_SYS_TYPES_H HAVE_STDINT_H HAVE_STDDEF_H)
IF(${def})
LIST(APPEND _HAVE_DEFS -D${def})
ENDIF(${def})
ENDFOREACH(def)
IF("ITK_TYPE_SAME_LONG_AND___INT64" MATCHES "^ITK_TYPE_SAME_LONG_AND___INT64$")
MESSAGE(STATUS "Checking whether long and __int64 are the same type")
TRY_COMPILE(ITK_TYPE_SAME_LONG_AND___INT64
${ITK_BINARY_DIR}/CMakeTmp
${ITK_SOURCE_DIR}/CMake/itkTestCompareTypes.cxx
COMPILE_DEFINITIONS
-DITK_TEST_COMPARE_TYPE_1=long
-DITK_TEST_COMPARE_TYPE_2=__int64
${_HAVE_DEFS}
OUTPUT_VARIABLE OUTPUT)
IF(ITK_TYPE_SAME_LONG_AND___INT64)
MESSAGE(STATUS "Checking whether long and __int64 are the same type -- yes")
SET(ITK_TYPE_SAME_LONG_AND___INT64 1 CACHE INTERNAL "Whether long and __int64 are the same type")
WRITE_FILE(${CMAKE_BINARY_DIR}/CMakeFiles/CMakeOutput.log
"Determining whether long and __int64 are the same type "
"passed with the following output:\n"
"${OUTPUT}\n" APPEND)
ELSE(ITK_TYPE_SAME_LONG_AND___INT64)
MESSAGE(STATUS "Checking whether long and __int64 are the same type -- no")
SET(ITK_TYPE_SAME_LONG_AND___INT64 0 CACHE INTERNAL "Whether long and __int64 are the same type")
WRITE_FILE(${CMAKE_BINARY_DIR}/CMakeFiles/CMakeError.log
"Determining whether long and __int64 are the same type "
"failed with the following output:\n"
"${OUTPUT}\n" APPEND)
ENDIF(ITK_TYPE_SAME_LONG_AND___INT64)
ENDIF("ITK_TYPE_SAME_LONG_AND___INT64" MATCHES "^ITK_TYPE_SAME_LONG_AND___INT64$")
IF(HAVE_ITK_SIZEOF_LONG_LONG)
IF("ITK_TYPE_SAME_LONG_LONG_AND___INT64" MATCHES "^ITK_TYPE_SAME_LONG_LONG_AND___INT64$")
MESSAGE(STATUS "Checking whether long long and __int64 are the same type")
TRY_COMPILE(ITK_TYPE_SAME_LONG_LONG_AND___INT64
${ITK_BINARY_DIR}/CMakeTmp
${ITK_SOURCE_DIR}/CMake/itkTestCompareTypes.cxx
COMPILE_DEFINITIONS
-DITK_TEST_COMPARE_TYPE_1=TYPE_LONG_LONG
-DITK_TEST_COMPARE_TYPE_2=__int64
${_HAVE_DEFS}
OUTPUT_VARIABLE OUTPUT)
IF(ITK_TYPE_SAME_LONG_LONG_AND___INT64)
MESSAGE(STATUS "Checking whether long long and __int64 are the same type -- yes")
SET(ITK_TYPE_SAME_LONG_LONG_AND___INT64 1 CACHE INTERNAL "Whether long long and __int64 are the same type")
WRITE_FILE(${CMAKE_BINARY_DIR}/CMakeFiles/CMakeOutput.log
"Determining whether long long and __int64 are the same type "
"passed with the following output:\n"
"${OUTPUT}\n" APPEND)
ELSE(ITK_TYPE_SAME_LONG_LONG_AND___INT64)
MESSAGE(STATUS "Checking whether long long and __int64 are the same type -- no")
SET(ITK_TYPE_SAME_LONG_LONG_AND___INT64 0 CACHE INTERNAL "Whether long long and __int64 are the same type")
WRITE_FILE(${CMAKE_BINARY_DIR}/CMakeFiles/CMakeError.log
"Determining whether long long and __int64 are the same type "
"failed with the following output:\n"
"${OUTPUT}\n" APPEND)
ENDIF(ITK_TYPE_SAME_LONG_LONG_AND___INT64)
ENDIF("ITK_TYPE_SAME_LONG_LONG_AND___INT64" MATCHES "^ITK_TYPE_SAME_LONG_LONG_AND___INT64$")
ENDIF(HAVE_ITK_SIZEOF_LONG_LONG)
IF(NOT ITK_TYPE_SAME_LONG_AND___INT64)
IF(NOT ITK_TYPE_SAME_LONG_LONG_AND___INT64)
# VS 6 cannot convert unsigned __int64 to double unless the
# "Visual C++ Processor Pack" is installed.
IF("ITK_TYPE_CONVERT_UI64_TO_DOUBLE" MATCHES "^ITK_TYPE_CONVERT_UI64_TO_DOUBLE$")
MESSAGE(STATUS "Checking whether unsigned __int64 can convert to double")
TRY_COMPILE(ITK_TYPE_CONVERT_UI64_TO_DOUBLE
${ITK_BINARY_DIR}/CMakeTmp
${ITK_SOURCE_DIR}/CMake/itkTestConvertTypes.cxx
COMPILE_DEFINITIONS
-DITK_TEST_CONVERT_TYPE_FROM=TYPE_UNSIGNED___INT64
-DITK_TEST_CONVERT_TYPE_TO=double
${_HAVE_DEFS}
OUTPUT_VARIABLE OUTPUT)
IF(ITK_TYPE_CONVERT_UI64_TO_DOUBLE)
MESSAGE(STATUS "Checking whether unsigned __int64 can convert to double -- yes")
SET(ITK_TYPE_CONVERT_UI64_TO_DOUBLE 1 CACHE INTERNAL "Whether unsigned __int64 can convert to double")
WRITE_FILE(${CMAKE_BINARY_DIR}/CMakeFiles/CMakeOutput.log
"Determining whether unsigned __int64 can convert to double "
"passed with the following output:\n"
"${OUTPUT}\n" APPEND)
ELSE(ITK_TYPE_CONVERT_UI64_TO_DOUBLE)
MESSAGE(STATUS "Checking whether unsigned __int64 can convert to double -- no")
SET(ITK_TYPE_CONVERT_UI64_TO_DOUBLE 0 CACHE INTERNAL "Whether unsigned __int64 can convert to double")
WRITE_FILE(${CMAKE_BINARY_DIR}/CMakeFiles/CMakeError.log
"Determining whether unsigned __int64 can convert to double "
"failed with the following output:\n"
"${OUTPUT}\n" APPEND)
ENDIF(ITK_TYPE_CONVERT_UI64_TO_DOUBLE)
ENDIF("ITK_TYPE_CONVERT_UI64_TO_DOUBLE" MATCHES "^ITK_TYPE_CONVERT_UI64_TO_DOUBLE$")
ENDIF(NOT ITK_TYPE_SAME_LONG_LONG_AND___INT64)
ENDIF(NOT ITK_TYPE_SAME_LONG_AND___INT64)
ENDIF(HAVE_ITK_SIZEOF___INT64)
ENDIF ( ITK_TRY_TO_USE__INT64 )
# Enable the "long long" type if it is available. It is standard in
# C99 and C++03 but not in earlier standards.
SET(ITK_TYPE_USE_LONG_LONG)
IF(HAVE_ITK_SIZEOF_LONG_LONG)
SET(ITK_TYPE_USE_LONG_LONG 1)
ENDIF(HAVE_ITK_SIZEOF_LONG_LONG)
# Enable the "__int64" type if it is available and is a fundemental type. It is not
# standard. It also must be convertable to double.
SET(ITK_TYPE_USE___INT64)
IF ( ITK_TRY_TO_USE__INT64 )
IF(HAVE_ITK_SIZEOF___INT64)
IF(NOT ITK_TYPE_SAME_LONG_AND___INT64)
IF(NOT ITK_TYPE_SAME_LONG_LONG_AND___INT64)
IF(ITK_TYPE_CONVERT_UI64_TO_DOUBLE)
SET(ITK_TYPE_USE___INT64 1)
ENDIF(ITK_TYPE_CONVERT_UI64_TO_DOUBLE)
ENDIF(NOT ITK_TYPE_SAME_LONG_LONG_AND___INT64)
ENDIF(NOT ITK_TYPE_SAME_LONG_AND___INT64)
ENDIF(HAVE_ITK_SIZEOF___INT64)
ENDIF( ITK_TRY_TO_USE__INT64 )
|
