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##===- DetectArchitecture.cmake -------------------------------------------===##
#
# Performs a try_compile to determine the architecture of the target.
#
##===----------------------------------------------------------------------===##
get_filename_component(__check_fpu_mode_dir "${CMAKE_CURRENT_LIST_FILE}" PATH)
macro(detect_fpu_mode variable)
try_compile(HAVE_${variable}
${CMAKE_BINARY_DIR}
${__check_fpu_mode_dir}/DetectFpuAbi.c
OUTPUT_VARIABLE OUTPUT
COPY_FILE ${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/DetectFpuAbi.bin)
if(HAVE_${variable})
file(STRINGS ${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/DetectFpuAbi.bin
DETECT_FPU_STRING LIMIT_COUNT 1 REGEX "FPU IS")
if(DETECT_FPU_STRING)
string(REGEX MATCH "[^ ]*$" DETECT_FPU_MATCH ${DETECT_FPU_STRING})
if(DETECT_FPU_MATCH)
message(STATUS "Check target fpu: ${DETECT_FPU_STRING}")
set(${variable} ${DETECT_FPU_MATCH})
else()
message(SEND_ERROR "Could not detect target fpu mode!")
endif()
else()
message(SEND_ERROR "Could not detect fpu mode!")
endif()
else()
message(STATUS "Determine the fpu mode - failed")
file(APPEND ${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeError.log
"Determining the fpu mode failed with the following output:\n${OUTPUT}")
set(${variable})
endif()
endmacro(detect_fpu_mode)
macro(detect_fpu_abi variable)
try_compile(HAVE_${variable}
${CMAKE_BINARY_DIR}
${__check_fpu_mode_dir}/DetectFpuAbi.c
OUTPUT_VARIABLE OUTPUT
COPY_FILE ${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/DetectFpuAbi.bin)
if(HAVE_${variable})
file(STRINGS ${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/DetectFpuAbi.bin
DETECT_FPU_ABI_STRING LIMIT_COUNT 1 REGEX "FPU ABI IS")
if(DETECT_FPU_ABI_STRING)
string(REGEX MATCH "[^ ]*$" DETECT_FPU_ABI_MATCH ${DETECT_FPU_ABI_STRING})
if(DETECT_FPU_ABI_MATCH)
message(STATUS "Check target fpu abi: ${DETECT_FPU_ABI_STRING}")
set(${variable} ${DETECT_FPU_ABI_MATCH})
else()
message(SEND_ERROR "Could not detect target fpu abi!")
endif()
else()
message(SEND_ERROR "Could not detect fpu abi!")
endif()
else()
message(STATUS "Determine the fpu abi - failed")
file(APPEND ${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeError.log
"Determining the fpu abi failed with the following output:\n${OUTPUT}")
set(${variable})
endif()
endmacro(detect_fpu_abi)
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