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termux-packages/packages/emscripten/build.sh
Jia Yuan Lo 9b9b7a492a
emscripten: various fixes (#7700) 
* emscripten: update to 2.0.31 (deps)

* emscripten: move depends to recommends

* emscripten: move directory from lib to opt

* emscripten: patch to fix x86 build error

* emscripten: improve build script
2021-10-08 10:13:20 +01:00

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TERMUX_PKG_HOMEPAGE=https://emscripten.org
TERMUX_PKG_DESCRIPTION="Emscripten: An LLVM-to-WebAssembly Compiler"
TERMUX_PKG_LICENSE="MIT"
TERMUX_PKG_MAINTAINER="@truboxl"
TERMUX_PKG_VERSION=2.0.31
TERMUX_PKG_REVISION=2
TERMUX_PKG_SRCURL=https://github.com/emscripten-core/emscripten.git
TERMUX_PKG_GIT_BRANCH=$TERMUX_PKG_VERSION
TERMUX_PKG_PLATFORM_INDEPENDENT=true
TERMUX_PKG_RECOMMENDS="emscripten-llvm, emscripten-binaryen, python, nodejs-lts | nodejs, debianutils"
TERMUX_PKG_BUILD_IN_SRC=true
TERMUX_PKG_HOSTBUILD=true
TERMUX_PKG_NO_STATICSPLIT=true
# https://github.com/emscripten-core/emscripten/blob/main/docs/packaging.md
# https://github.com/archlinux/svntogit-community/tree/packages/emscripten/trunk
# below generates commit hash for the deps according to emscripten releases
#RELEASES_TAGS=$(curl -s https://raw.githubusercontent.com/emscripten-core/emsdk/main/emscripten-releases-tags.json)
#RELEASE_TAG=$(echo $RELEASES_TAGS | python3 -c "import json,sys;print(json.load(sys.stdin)[\"releases\"][\"$TERMUX_PKG_VERSION\"])")
#DEPS_REVISION=$(curl -s https://chromium.googlesource.com/emscripten-releases/+/$RELEASE_TAG/DEPS?format=text | base64 -d | grep "_revision':" | sed -e "s|'|\"|g")
#DEPS_JSON=$(echo -e "{\n${DEPS_REVISION}EOL" | sed -e "s|,EOL|\n}|")
#LLVM_COMMIT=$(echo $DEPS_JSON | python3 -c "import json,sys;print(json.load(sys.stdin)[\"llvm_project_revision\"])")
#BINARYEN_COMMIT=$(echo $DEPS_JSON | python3 -c "import json,sys;print(json.load(sys.stdin)[\"binaryen_revision\"])")
#curl -LOC - https://github.com/llvm/llvm-project/archive/$LLVM_COMMIT.tar.gz
#curl -LOC - https://github.com/WebAssembly/binaryen/archive/$BINARYEN_COMMIT.tar.gz
#sha256sum $LLVM_COMMIT.tar.gz $BINARYEN_COMMIT.tar.gz
# https://github.com/emscripten-core/emscripten/issues/11362
# can switch to stable LLVM to save space once above is fixed
LLVM_COMMIT=8fa2394bad433558f3083cee158043e2fb66d781
LLVM_TGZ_SHA256=5199e1e459a9b1308e145d775c540bac72d0a75b81a4558d08ffd7444412f8d1
# https://github.com/emscripten-core/emscripten/issues/12252
# upstream says better bundle the right binaryen revision for now
BINARYEN_COMMIT=65bcde2c30e82047a892332b95b114bc86f89614
BINARYEN_TGZ_SHA256=093bf206d34a7e239b4ae9dd9e9f393099622cebaa781d859b0f85e2305735d4
# https://github.com/emscripten-core/emsdk/blob/main/emsdk.py
# https://chromium.googlesource.com/emscripten-releases/+/refs/heads/main/src/build.py
# https://github.com/llvm/llvm-project
LLVM_BUILD_ARGS="
-DCMAKE_BUILD_TYPE=MinSizeRel
-DCMAKE_CROSSCOMPILING=ON
-DCMAKE_INSTALL_PREFIX=$TERMUX_PREFIX/opt/emscripten-llvm
-DDEFAULT_SYSROOT=$(dirname $TERMUX_PREFIX)
-DGENERATOR_IS_MULTI_CONFIG=ON
-DLLVM_ENABLE_ASSERTIONS=ON
-DLLVM_ENABLE_BINDINGS=OFF
-DLLVM_ENABLE_LIBEDIT=OFF
-DLLVM_ENABLE_LIBPFM=OFF
-DLLVM_ENABLE_LIBXML2=OFF
-DLLVM_ENABLE_PROJECTS=clang;compiler-rt;libunwind;lld
-DLLVM_ENABLE_TERMINFO=OFF
-DLLVM_INCLUDE_EXAMPLES=OFF
-DLLVM_INCLUDE_TESTS=OFF
-DLLVM_INSTALL_TOOLCHAIN_ONLY=ON
-DLLVM_LINK_LLVM_DYLIB=ON
-DLLVM_TABLEGEN=$TERMUX_PKG_HOSTBUILD_DIR/bin/llvm-tblgen
-DCLANG_ENABLE_ARCMT=OFF
-DCLANG_ENABLE_STATIC_ANALYZER=OFF
-DCLANG_TABLEGEN=$TERMUX_PKG_HOSTBUILD_DIR/bin/clang-tblgen
-DCOMPILER_RT_BUILD_CRT=OFF
-DCOMPILER_RT_BUILD_LIBFUZZER=OFF
-DCOMPILER_RT_BUILD_MEMPROF=OFF
-DCOMPILER_RT_BUILD_PROFILE=OFF
-DCOMPILER_RT_BUILD_SANITIZERS=OFF
-DCOMPILER_RT_BUILD_XRAY=OFF
-DCOMPILER_RT_INCLUDE_TESTS=OFF
-DLIBUNWIND_USE_COMPILER_RT=ON
"
# https://github.com/WebAssembly/binaryen/blob/main/CMakeLists.txt
BINARYEN_BUILD_ARGS="
-DCMAKE_BUILD_TYPE=MinSizeRel
-DCMAKE_INSTALL_PREFIX=$TERMUX_PREFIX/opt/emscripten-binaryen
"
termux_step_post_get_source() {
termux_download \
"https://github.com/llvm/llvm-project/archive/$LLVM_COMMIT.tar.gz" \
"$TERMUX_PKG_CACHEDIR/llvm.tar.gz" \
"$LLVM_TGZ_SHA256"
termux_download \
"https://github.com/WebAssembly/binaryen/archive/$BINARYEN_COMMIT.tar.gz" \
"$TERMUX_PKG_CACHEDIR/binaryen.tar.gz" \
"$BINARYEN_TGZ_SHA256"
tar -xf "$TERMUX_PKG_CACHEDIR/llvm.tar.gz" -C "$TERMUX_PKG_CACHEDIR"
tar -xf "$TERMUX_PKG_CACHEDIR/binaryen.tar.gz" -C "$TERMUX_PKG_CACHEDIR"
cd "$TERMUX_PKG_CACHEDIR/llvm-project-$LLVM_COMMIT"
git apply "$TERMUX_PKG_BUILDER_DIR/llvm-project.git-patch.txt"
}
termux_step_host_build() {
termux_setup_cmake
termux_setup_ninja
cmake \
-G Ninja \
-S "$TERMUX_PKG_CACHEDIR/llvm-project-$LLVM_COMMIT/llvm" \
-DLLVM_ENABLE_PROJECTS=clang
cmake \
--build "$TERMUX_PKG_HOSTBUILD_DIR" \
-j "$TERMUX_MAKE_PROCESSES" \
--target llvm-tblgen clang-tblgen
}
termux_step_make() {
termux_setup_cmake
termux_setup_ninja
# from packages/libllvm/build.sh
export LLVM_DEFAULT_TARGET_TRIPLE=${CCTERMUX_HOST_PLATFORM/-/-unknown-}
export LLVM_TARGET_ARCH
if [ $TERMUX_ARCH = "arm" ]; then
LLVM_TARGET_ARCH=ARM
elif [ $TERMUX_ARCH = "aarch64" ]; then
LLVM_TARGET_ARCH=AArch64
elif [ $TERMUX_ARCH = "i686" ] || [ $TERMUX_ARCH = "x86_64" ]; then
LLVM_TARGET_ARCH=X86
else
termux_error_exit "Invalid arch: $TERMUX_ARCH"
fi
LLVM_BUILD_ARGS+=" -DLLVM_TARGET_ARCH=$LLVM_TARGET_ARCH"
LLVM_BUILD_ARGS+=" -DLLVM_TARGETS_TO_BUILD=WebAssembly;$LLVM_TARGET_ARCH"
LLVM_BUILD_ARGS+=" -DLLVM_HOST_TRIPLE=$LLVM_DEFAULT_TARGET_TRIPLE"
cmake \
-G Ninja \
-S "$TERMUX_PKG_CACHEDIR/llvm-project-$LLVM_COMMIT/llvm" \
-B "$TERMUX_PKG_CACHEDIR/build-llvm" \
$LLVM_BUILD_ARGS
cmake \
--build "$TERMUX_PKG_CACHEDIR/build-llvm" \
-j "$TERMUX_MAKE_PROCESSES" \
--target install
cmake \
-G Ninja \
-S "$TERMUX_PKG_CACHEDIR/binaryen-$BINARYEN_COMMIT" \
-B "$TERMUX_PKG_CACHEDIR/build-binaryen" \
$BINARYEN_BUILD_ARGS
cmake \
--build "$TERMUX_PKG_CACHEDIR/build-binaryen" \
-j "$TERMUX_MAKE_PROCESSES" \
--target install
}
termux_step_make_install() {
# skip using Makefile which does host npm install, tar archive and extract steps
rm -fr "$TERMUX_PREFIX/opt/emscripten"
./tools/install.py "$TERMUX_PREFIX/opt/emscripten"
# first run generates .emscripten and exits immediately
rm -f "$TERMUX_PKG_SRCDIR/.emscripten"
./emcc
sed -i .emscripten -e "s|^EMSCRIPTEN_ROOT.*|EMSCRIPTEN_ROOT = '$TERMUX_PREFIX/opt/emscripten' # directory|"
sed -i .emscripten -e "s|^LLVM_ROOT.*|LLVM_ROOT = '$TERMUX_PREFIX/opt/emscripten-llvm/bin' # directory|"
sed -i .emscripten -e "s|^BINARYEN_ROOT.*|BINARYEN_ROOT = '$TERMUX_PREFIX/opt/emscripten-binaryen' # directory|"
sed -i .emscripten -e "s|^NODE_JS.*|NODE_JS = '$TERMUX_PREFIX/bin/node' # executable|"
grep "$TERMUX_PREFIX" "$TERMUX_PKG_SRCDIR/.emscripten"
install -Dm644 "$TERMUX_PKG_SRCDIR/.emscripten" "$TERMUX_PREFIX/opt/emscripten/.emscripten"
# https://github.com/emscripten-core/emscripten/issues/9098 (fixed in 2.0.17)
cat <<- EOF > "$TERMUX_PKG_TMPDIR/emscripten.sh"
#!$TERMUX_PREFIX/bin/sh
export PATH=\$PATH:$TERMUX_PREFIX/opt/emscripten
EOF
install -Dm644 "$TERMUX_PKG_TMPDIR/emscripten.sh" "$TERMUX_PREFIX/etc/profile.d/emscripten.sh"
# remove unneeded files
for tool in clang-{check,cl,cpp,extdef-mapping,format,func-mapping,import-test,offload-bundler,refactor,rename,scan-deps} \
lld-link ld.lld ld64.lld llvm-lib ld64.lld.darwin{new,old}; do
rm -f "$TERMUX_PREFIX/opt/emscripten-llvm/bin/$tool"
done
rm -f $TERMUX_PREFIX/opt/emscripten-llvm/lib/libclang.so*
rm -fr "$TERMUX_PREFIX/opt/emscripten-llvm/share"
# termux_step_install_license also handles LICENSE file
rm -f "$TERMUX_PREFIX/opt/emscripten/LICENSE"
# add useful tools not installed by LLVM_INSTALL_TOOLCHAIN_ONLY=ON
for tool in FileCheck llc llvm-{as,dis,link,mc,nm,objdump,readobj,size,dwarfdump,dwp} opt; do
install -Dm755 "$TERMUX_PKG_CACHEDIR/build-llvm/bin/$tool" "$TERMUX_PREFIX/opt/emscripten-llvm/bin/$tool"
done
}
termux_step_create_debscripts() {
cat <<- EOF > postinst
#!$TERMUX_PREFIX/bin/sh
if [ -n "\$(which npm)" ]; then
echo 'Running "npm ci --no-optional --production" in $TERMUX_PREFIX/opt/emscripten ...'
cd "$TERMUX_PREFIX/opt/emscripten"
npm ci --no-optional --production
else
echo 'Warning: npm is not installed! Emscripten may not work properly without installing node modules!' >&2
fi
echo '
====================
Post-install notice:
If this is the first time installing Emscripten,
please start a new session to take effect.
If you are upgrading, you may want to clear the
cache by running the command below to fix issues.
"emcc --clear-cache"
Optional: Run the command below in Emscripten
directory to install tests dependencies before
running test suite.
"npm ci --no-optional"'
if [ -d "$TERMUX_PREFIX/lib/emscripten" ]; then
echo '
Note: The old Emscripten path has been deprecated.
To delete, simply run the command below.
"rm -fr $TERMUX_PREFIX/lib/emscripten"'
fi
echo '
===================='
EOF
cat <<- EOF > postrm
#!$TERMUX_PREFIX/bin/sh
case "\$1" in
purge|remove)
rm -fr "$TERMUX_PREFIX/opt/emscripten"
esac
EOF
}
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