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cmake: add emscripten specific flags

This commit is contained in:
Reinhold Gschweicher 2022-02-24 22:59:01 +01:00
parent 6567a67aef
commit b145409f0a
1 changed files with 19 additions and 0 deletions
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19
CMakeLists.txt
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@ -216,11 +216,30 @@ target_sources(infinisim PUBLIC
list(APPEND CMAKE_MODULE_PATH "${CMAKE_CURRENT_SOURCE_DIR}/cmake")
# Special case for SDL2 dependency, goal is to find a config that exports SDL2::SDL2 target
# libsdl2-dev has a `sdl2-config.cmake` that doesn't export this, but vcpkg does..
if(${CMAKE_SYSTEM_NAME} MATCHES "Emscripten")
# emcmake cmake -S . -B _build_em
set(USE_FLAGS "-s USE_PTHREADS=1 -pthread")
set(USE_FLAGS "${USE_FLAGS} -s USE_SDL=2")
set(USE_FLAGS "${USE_FLAGS} -fwasm-exceptions")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${USE_FLAGS}")
set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${USE_FLAGS}")
set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} ${USE_FLAGS}")
set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -s PTHREAD_POOL_SIZE=4 -s PROXY_TO_PTHREAD=1")
set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -s INITIAL_MEMORY=30736384") # 30MB memory
#set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -s ALLOW_MEMORY_GROWTH=1")
#set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -s ABORTING_MALLOC=0")
set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -s EXPORTED_RUNTIME_METHODS=[\"printErr\"]")
set(CMAKE_EXECUTABLE_SUFFIX .html)
target_include_directories(infinisim PRIVATE ${SDL2_INCLUDE_DIRS})
target_link_libraries(infinisim PRIVATE ${SDL2_LIBRARIES})
#set_target_properties(infinisim PROPERTIES LINK_FLAGS "--shell-file ${PROJECT_SOURCE_DIR}/lvgl_shell.html")
else()
find_package(SDL2 CONFIG QUIET)
if(NOT TARGET SDL2::SDL2)
find_package(SDL2 MODULE REQUIRED)
endif()
target_link_libraries(infinisim PRIVATE SDL2::SDL2)
endif()
# Get the latest abbreviated commit hash of the working branch
execute_process(