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include(RunCMake)
# Locate Emscripten toolchain
if(RunCMake_GENERATOR MATCHES "Makefile|Ninja")
file(GLOB _emscripten_toolchains
"${CMake_TEST_Emscripten_TOOLCHAINS}/emcc" )
if(_emscripten_toolchains STREQUAL "")
message(FATAL_ERROR "Could not find any Emscripten toolchains at: ${CMake_TEST_Emscripten_TOOLCHAINS}.")
endif()
endif()
function(run_toolchain case)
set(RunCMake_TEST_BINARY_DIR ${RunCMake_BINARY_DIR}/${case}-build)
run_cmake_with_options(${case} ${ARGN})
set(RunCMake_TEST_NO_CLEAN 1)
set(RunCMake_TEST_OUTPUT_MERGE 1)
run_cmake_command(${case}-build ${CMAKE_COMMAND} --build .)
endfunction()
macro(run_cmake_target test subtest target)
set(RunCMake_TEST_BINARY_DIR ${RunCMake_BINARY_DIR}/${test}-build)
set(RunCMake_TEST_NO_CLEAN 1)
set(RunCMake_TEST_OUTPUT_MERGE 1)
run_cmake_command(${test}-${subtest}-build ${CMAKE_COMMAND} --build . --target ${target} --config Release --verbose ${ARGN})
unset(RunCMake_TEST_BINARY_DIR)
unset(RunCMake_TEST_NO_CLEAN)
endmacro()
foreach(_emscripten_toolchain IN LISTS _emscripten_toolchains)
message(STATUS "Found Emscripten toolchain: ${_emscripten_toolchain}")
cmake_path(GET _emscripten_toolchain PARENT_PATH BIN_DIR)
if (WIN32)
set(EMCC_SUFFIX ".bat")
else()
set(EMCC_SUFFIX "")
endif()
set(c_comp ${BIN_DIR}/emcc${EMCC_SUFFIX})
set(cxx_comp ${BIN_DIR}/em++${EMCC_SUFFIX})
set(comp_ar ${BIN_DIR}/emar${EMCC_SUFFIX})
# Compiler inspection.
run_cmake_with_options(C-enable
-DCMAKE_SYSTEM_NAME=Emscripten
-DCMAKE_C_COMPILER=${c_comp}
)
# Create an executable from .c sources only.
run_toolchain(C-exe
-DCMAKE_SYSTEM_NAME=Emscripten
-DCMAKE_C_COMPILER=${c_comp}
)
# Create an executable from .c and .cxx sources.
run_toolchain(CXX-exe
-DCMAKE_SYSTEM_NAME=Emscripten
-DCMAKE_C_COMPILER=${c_comp}
-DCMAKE_CXX_COMPILER=${cxx_comp}
)
# Create a static library and executable from .c sources.
run_toolchain(C-lib-static
-DCMAKE_SYSTEM_NAME=Emscripten
-DCMAKE_C_COMPILER=${c_comp}
)
# Create a shared library and executable from .c sources.
run_toolchain(C-lib-shared
-DCMAKE_SYSTEM_NAME=Emscripten
-DCMAKE_C_COMPILER=${c_comp}
)
run_toolchain(C-lib-circular
-DCMAKE_SYSTEM_NAME=Emscripten
-DCMAKE_C_COMPILER=${c_comp}
)
run_cmake_with_options(C-WHOLE_ARCHIVE
-DCMAKE_SYSTEM_NAME=Emscripten
-DCMAKE_C_COMPILER=${c_comp}
)
run_cmake_target(C-WHOLE_ARCHIVE link-exe main)
run_cmake_target(C-WHOLE_ARCHIVE circular-exe main_circular)
run_cmake_with_options(C-CheckTypeSize
-DCMAKE_SYSTEM_NAME=Emscripten
-DCMAKE_C_COMPILER=${c_comp}
)
if(CMake_TEST_Emscripten_NODE)
run_cmake_with_options(C-try_run
-DCMAKE_SYSTEM_NAME=Emscripten
-DCMAKE_CROSSCOMPILING_EMULATOR=${CMake_TEST_Emscripten_NODE}
-DCMAKE_C_COMPILER=${c_comp}
)
endif()
endforeach()
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