reactos/sdk/cmake/host-tools.cmake

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CMake
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function(configure_host_tools HOST_TOOLS_DIR)
file(MAKE_DIRECTORY ${HOST_TOOLS_DIR})
message(STATUS "Configuring host tools...")
# cmake sets CC and CXX when those languages are enabled
# so we need to clear them here
execute_process(COMMAND
${CMAKE_COMMAND}
-E env --unset=CC --unset=CXX
${CMAKE_COMMAND}
-G "${CMAKE_GENERATOR}"
-DARCH:STRING=${ARCH}
${USE_CLANG_CL_ARG}
${REACTOS_SOURCE_DIR}
WORKING_DIRECTORY ${HOST_TOOLS_DIR}
RESULT_VARIABLE _host_config_result
OUTPUT_VARIABLE _host_config_log
ERROR_VARIABLE _host_config_log)
# Show cmake output only if host-tools breaks
if(NOT _host_config_result EQUAL 0)
message("\nHost tools log:")
message("${_host_config_log}")
message(FATAL_ERROR "Failed to configure host tools")
endif()
set_property(SOURCE host_tools PROPERTY SYMBOLIC 1)
# Make a host-tools target so it'll be built when needed
# custom target + symbolic output prevents cmake from running
# the command multiple times per build
add_custom_command(
COMMAND ${CMAKE_COMMAND} --build ${HOST_TOOLS_DIR}
OUTPUT host_tools)
add_custom_target(build-host-tools ALL DEPENDS host_tools)
include(${HOST_TOOLS_DIR}/ImportExecutables.cmake)
include(${HOST_TOOLS_DIR}/TargetList.cmake)
foreach(_target ${NATIVE_TARGETS})
add_dependencies(native-${_target} build-host-tools)
endforeach()
endfunction()
function(setup_host_tools)
if(WITH_HOST_TOOLS)
# Use pre-built tools, required for cross compiling with msvc
# as only one target architecture is available at a time
find_path(HOST_TOOLS_DIR
NAMES ImportExecutables.cmake
HINTS ${WITH_HOST_TOOLS} ${REACTOS_SOURCE_DIR}/${WITH_HOST_TOOLS}
NO_CMAKE_PATH
NO_CMAKE_ENVIRONMENT_PATH)
message(STATUS "Using prebuilt host tools: ${HOST_TOOLS_DIR}")
include(${HOST_TOOLS_DIR}/ImportExecutables.cmake)
else()
# Build host-tools. Changes to tool sources will rebuild targets
# using that tool
set(HOST_TOOLS_DIR ${REACTOS_BINARY_DIR}/host-tools)
configure_host_tools(${HOST_TOOLS_DIR})
endif()
endfunction()