New package: emscripten
This commit is contained in:
Jia Yuan Lo
Leonid Pliushch
parent
e1647d3e99
commit
e8c982a9ac
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TERMUX_PKG_HOMEPAGE=https://emscripten.org
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TERMUX_PKG_DESCRIPTION="Emscripten: An LLVM-to-WebAssembly Compiler"
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TERMUX_PKG_LICENSE="MIT"
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TERMUX_PKG_MAINTAINER="@truboxl"
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TERMUX_PKG_VERSION=2.0.16
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TERMUX_PKG_SRCURL=https://github.com/emscripten-core/emscripten.git
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TERMUX_PKG_GIT_BRANCH=$TERMUX_PKG_VERSION
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TERMUX_PKG_DEPENDS="python, nodejs"
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TERMUX_PKG_PLATFORM_INDEPENDENT=true
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TERMUX_PKG_RECOMMENDS="emscripten-llvm, emscripten-binaryen"
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TERMUX_PKG_BUILD_IN_SRC=true
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TERMUX_PKG_HOSTBUILD=true
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TERMUX_PKG_NO_STATICSPLIT=true
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# https://github.com/emscripten-core/emscripten/blob/main/docs/packaging.md
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# https://github.com/archlinux/svntogit-community/tree/packages/emscripten/trunk
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# below generates commit hash for the deps according to emscripten releases
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#RELEASES_TAGS=$(curl -s https://raw.githubusercontent.com/emscripten-core/emsdk/master/emscripten-releases-tags.txt)
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#RELEASE_TAG=$(echo $RELEASES_TAGS | python3 -c "import json,sys;print(json.load(sys.stdin)[\"releases\"][\"$TERMUX_PKG_VERSION\"])")
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#DEPS_REVISION=$(curl -s https://chromium.googlesource.com/emscripten-releases/+/$RELEASE_TAG/DEPS?format=text | base64 -d | grep "_revision':" | sed -e "s|'|\"|g")
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#DEPS_JSON=$(echo -e "{\n${DEPS_REVISION}EOL" | sed -e "s|,EOL|\n}|")
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#LLVM_COMMIT=$(echo $DEPS_JSON | python3 -c "import json,sys;print(json.load(sys.stdin)[\"llvm_project_revision\"])")
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#BINARYEN_COMMIT=$(echo $DEPS_JSON | python3 -c "import json,sys;print(json.load(sys.stdin)[\"binaryen_revision\"])")
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# https://github.com/emscripten-core/emscripten/issues/11362
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# can switch to stable LLVM to save space once above is fixed
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LLVM_COMMIT=ad8010e598d9aa3747c34ce28aa2ba6de1650bd4
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LLVM_ZIP_SHA256=9147cce0225d88b5f2af012952fcaa02e61dbbe8e84b5fb1f66507ecf62694c8
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# https://github.com/emscripten-core/emscripten/issues/12252
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# upstream says better bundle the right binaryen revision for now
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BINARYEN_COMMIT=b2c63a9665a9758c50eac60af605f0399f66580f
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BINARYEN_ZIP_SHA256=a78d0ddb1e4a1c80440e6a7e5240134757ab85e16c27474ba7265c13b5500ddd
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# https://github.com/emscripten-core/emsdk/blob/master/emsdk.py
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# https://github.com/WebAssembly/waterfall/blob/master/src/build.py
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# https://github.com/llvm/llvm-project/blob/main/llvm/CMakeLists.txt
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# https://github.com/llvm/llvm-project/blob/main/clang/CMakeLists.txt
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LLVM_BUILD_ARGS="
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-DCMAKE_BUILD_TYPE=Release
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-DCMAKE_INSTALL_PREFIX=$TERMUX_PREFIX/lib/emscripten-llvm
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-DLLVM_INCLUDE_EXAMPLES=OFF
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-DLLVM_INCLUDE_TESTS=OFF
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-DLLVM_ENABLE_ASSERTIONS=OFF
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-DLLVM_ENABLE_PROJECTS='clang;lld'
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-DLLVM_TABLEGEN=$TERMUX_PKG_HOSTBUILD_DIR/bin/llvm-tblgen
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-DCLANG_TABLEGEN=$TERMUX_PKG_HOSTBUILD_DIR/bin/clang-tblgen
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-DGENERATOR_IS_MULTI_CONFIG=ON
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-DDEFAULT_SYSROOT=$(dirname $TERMUX_PREFIX)
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-DCMAKE_SKIP_RPATH=ON
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-DLLVM_ENABLE_LIBXML2=OFF
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-DLLVM_ENABLE_BINDINGS=OFF
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-DCLANG_ENABLE_ARCMT=OFF
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-DCLANG_ENABLE_STATIC_ANALYZER=OFF
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-DLLVM_INSTALL_TOOLCHAIN_ONLY=ON
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"
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# https://github.com/WebAssembly/binaryen/blob/main/CMakeLists.txt
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BINARYEN_BUILD_ARGS="
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-DCMAKE_BUILD_TYPE=Release
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-DCMAKE_INSTALL_PREFIX=$TERMUX_PREFIX/lib/emscripten-binaryen
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"
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termux_step_post_get_source() {
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termux_download \
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"https://github.com/llvm/llvm-project/archive/$LLVM_COMMIT.zip" \
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"$TERMUX_PKG_CACHEDIR/llvm.zip" \
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"$LLVM_ZIP_SHA256"
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termux_download \
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"https://github.com/WebAssembly/binaryen/archive/$BINARYEN_COMMIT.zip" \
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"$TERMUX_PKG_CACHEDIR/binaryen.zip" \
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"$BINARYEN_ZIP_SHA256"
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unzip -qo "$TERMUX_PKG_CACHEDIR/llvm.zip" -d "$TERMUX_PKG_CACHEDIR"
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unzip -qo "$TERMUX_PKG_CACHEDIR/binaryen.zip" -d "$TERMUX_PKG_CACHEDIR"
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}
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termux_step_host_build() {
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termux_setup_cmake
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termux_setup_ninja
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cmake \
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-G Ninja \
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-DLLVM_ENABLE_PROJECTS='clang' \
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"$TERMUX_PKG_CACHEDIR/llvm-project-$LLVM_COMMIT/llvm"
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cmake \
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--build "$TERMUX_PKG_HOSTBUILD_DIR" \
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-j "$TERMUX_MAKE_PROCESSES" \
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--target llvm-tblgen clang-tblgen
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}
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termux_step_make() {
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termux_setup_cmake
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termux_setup_ninja
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# from packages/libllvm/build.sh
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export LLVM_DEFAULT_TARGET_TRIPLE=${CCTERMUX_HOST_PLATFORM/-/-unknown-}
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export LLVM_TARGET_ARCH
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if [ $TERMUX_ARCH = "arm" ]; then
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LLVM_TARGET_ARCH=ARM
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elif [ $TERMUX_ARCH = "aarch64" ]; then
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LLVM_TARGET_ARCH=AArch64
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elif [ $TERMUX_ARCH = "i686" ] || [ $TERMUX_ARCH = "x86_64" ]; then
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LLVM_TARGET_ARCH=X86
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else
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termux_error_exit "Invalid arch: $TERMUX_ARCH"
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fi
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LLVM_BUILD_ARGS+=" -DLLVM_TARGET_ARCH=$LLVM_TARGET_ARCH"
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LLVM_BUILD_ARGS+=" -DLLVM_TARGETS_TO_BUILD=WebAssembly;$LLVM_TARGET_ARCH"
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LLVM_BUILD_ARGS+=" -DLLVM_HOST_TRIPLE=$LLVM_DEFAULT_TARGET_TRIPLE"
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cmake \
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-G Ninja \
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$LLVM_BUILD_ARGS \
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-S "$TERMUX_PKG_CACHEDIR/llvm-project-$LLVM_COMMIT/llvm" \
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-B "$TERMUX_PKG_CACHEDIR/build-llvm"
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cmake \
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--build "$TERMUX_PKG_CACHEDIR/build-llvm" \
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-j "$TERMUX_MAKE_PROCESSES" \
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--target install
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cmake \
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-G Ninja \
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$BINARYEN_BUILD_ARGS \
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-S "$TERMUX_PKG_CACHEDIR/binaryen-$BINARYEN_COMMIT" \
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-B "$TERMUX_PKG_CACHEDIR/build-binaryen"
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cmake \
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--build "$TERMUX_PKG_CACHEDIR/build-binaryen" \
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-j "$TERMUX_MAKE_PROCESSES" \
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--target install
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}
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termux_step_make_install() {
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# skip using Makefile which does host npm install, tar archive and extract steps
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rm -fr "$TERMUX_PREFIX/lib/emscripten"
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./tools/install.py "$TERMUX_PREFIX/lib/emscripten"
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# first run generates .emscripten and exits immediately
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./emcc
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sed -i .emscripten -e "s|'EMSCRIPTEN'.*|'EMSCRIPTEN', '$TERMUX_PREFIX/lib/emscripten')) # directory|"
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sed -i .emscripten -e "s|'LLVM'.*|'LLVM', '$TERMUX_PREFIX/lib/emscripten-llvm/bin')) # directory|"
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sed -i .emscripten -e "s|'BINARYEN'.*|'BINARYEN', '$TERMUX_PREFIX/lib/emscripten-binaryen')) # directory|"
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sed -i .emscripten -e "s|'NODE'.*|'NODE', '$TERMUX_PREFIX/bin/node')) # executable|"
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install -Dm644 "$TERMUX_PKG_SRCDIR/.emscripten" "$TERMUX_PREFIX/lib/emscripten/.emscripten"
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# https://github.com/emscripten-core/emscripten/issues/9098
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cat <<- EOF > "$TERMUX_PKG_TMPDIR/emscripten.sh"
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#!$TERMUX_PREFIX/bin/sh
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export PATH=\$PATH:$TERMUX_PREFIX/lib/emscripten
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export EMCC_CORES=1
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EOF
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install -Dm644 "$TERMUX_PKG_TMPDIR/emscripten.sh" "$TERMUX_PREFIX/etc/profile.d/emscripten.sh"
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# remove unneeded files
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for tool in clang-{check,cl,cpp,extdef-mapping,format,func-mapping,import-test,offload-bundler,refactor,rename,scan-deps} \
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lld-link ld.lld ld64.lld llvm-lib ld64.lld.darwin{new,old}; do
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rm -f "$TERMUX_PREFIX/lib/emscripten-llvm/bin/$tool"
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done
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rm -f $TERMUX_PREFIX/lib/emscripten-llvm/lib/libclang.so*
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rm -fr "$TERMUX_PREFIX/lib/emscripten-llvm/share"
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# add useful tools not installed by LLVM_INSTALL_TOOLCHAIN_ONLY=ON
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for tool in FileCheck llc llvm-{as,dis,link,mc,nm,objdump,readobj,size,dwarfdump,dwp} opt; do
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install -Dm755 "$TERMUX_PKG_CACHEDIR/build-llvm/bin/$tool" "$TERMUX_PREFIX/lib/emscripten-llvm/bin/$tool"
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done
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}
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termux_step_create_debscripts() {
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cat <<- EOF > postinst
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#!$TERMUX_PREFIX/bin/sh
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echo 'Running "npm ci --no-optional" in $TERMUX_PREFIX/lib/emscripten ...'
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cd "$TERMUX_PREFIX/lib/emscripten"
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npm ci --no-optional
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echo
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echo 'Post-install notice:'
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echo 'If this is the first time installing Emscripten,'
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echo 'please start a new session to take effect.'
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echo 'If you are upgrading, you may want to clear the'
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echo 'cache by running the command below to fix issues.'
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echo '"emcc --clear-cache"'
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EOF
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cat <<- EOF > postrm
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#!$TERMUX_PREFIX/bin/sh
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case "\$1" in
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purge|remove)
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rm -fr "$TERMUX_PREFIX/lib/emscripten"
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esac
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EOF
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}
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@ -0,0 +1,3 @@
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TERMUX_SUBPKG_DESCRIPTION="Emscripten-compatible Binaryen"
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TERMUX_SUBPKG_PLATFORM_INDEPENDENT=false
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TERMUX_SUBPKG_INCLUDE="lib/emscripten-binaryen"
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@ -0,0 +1,3 @@
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TERMUX_SUBPKG_DESCRIPTION="Emscripten-compatible LLVM"
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TERMUX_SUBPKG_PLATFORM_INDEPENDENT=false
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TERMUX_SUBPKG_INCLUDE="lib/emscripten-llvm"
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