# qmake configuration for building with emscripten MAKEFILE_GENERATOR = UNIX QMAKE_PLATFORM = wasm unix include(../common/gcc-base.conf) include(../common/clang.conf) EMTERP_FLAGS = \ -s EMTERPRETIFY=1 \ -s EMTERPRETIFY_ASYNC=1 \ -s \"EMTERPRETIFY_FILE=\'data.binary\'\" \ -s ASSERTIONS=1 \ --profiling-funcs EMCC_COMMON_LFLAGS = \ -s WASM=1 \ -s FULL_ES2=1 \ -s ALLOW_MEMORY_GROWTH=1 \ -s USE_WEBGL2=1 \ -s NO_EXIT_RUNTIME=0 \ -s ERROR_ON_UNDEFINED_SYMBOLS=1 \ --bind \ -s \"BINARYEN_TRAP_MODE=\'clamp\'\" # The -s arguments can also be used with release builds, # but are here in debug for clarity. EMCC_COMMON_LFLAGS_DEBUG = \ $$EMCC_COMMON_LFLAGS \ -s ASSERTIONS=2 \ -s DEMANGLE_SUPPORT=1 \ # -s LIBRARY_DEBUG=1 \ #print out library calls, verbose # -s SYSCALL_DEBUG=1 \ #print out sys calls, verbose # -s FS_LOG=1 \ #print out filesystem ops, verbose # -s SOCKET_DEBUG \ #print out socket,network data transfer -s GL_DEBUG=1 QMAKE_COMPILER += emscripten QMAKE_CC = emcc QMAKE_CXX = em++ # Practical debugging setup: # "-g4" preserves function names for stack traces # "-Os" produces reasonably sized binaries QMAKE_CFLAGS_DEBUG -= -g QMAKE_CXXFLAGS_DEBUG -= -g QMAKE_CFLAGS_DEBUG += -Os -g4 QMAKE_CXXFLAGS_DEBUG += -Os -g4 QMAKE_LFLAGS_DEBUG += -Os -g4 QMAKE_CXXFLAGS_RELEASE -= -O2 QMAKE_CXXFLAGS_RELEASE += -O3 QMAKE_CFLAGS_RELEASE -= -O2 QMAKE_CFLAGS_RELEASE += -O3 QMAKE_LFLAGS_RELEASE += -O3 QMAKE_CFLAGS_OPTIMIZE += -O3 QMAKE_CFLAGS_OPTIMIZE_FULL += -Oz QMAKE_LINK = $$QMAKE_CXX QMAKE_LINK_SHLIB = $$QMAKE_CXX QMAKE_LINK_C = $$QMAKE_CC QMAKE_LINK_C_SHLIB = $$QMAKE_CC QMAKE_LIBS_THREAD = $$QMAKE_CFLAGS_THREAD QMAKE_LFLAGS += $$EMCC_COMMON_LFLAGS QMAKE_LFLAGS_DEBUG += $$EMCC_COMMON_LFLAGS_DEBUG QMAKE_PREFIX_SHLIB = lib QMAKE_EXTENSION_SHLIB = so # llvm bitcode, linked to js in post_link QMAKE_PREFIX_STATICLIB = lib QMAKE_EXTENSION_STATICLIB = a # llvm bitcode QMAKE_AR = emar cqs QMAKE_DISTCLEAN += *.html *.js *.wasm load(qt_config)