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Diffstat (limited to '')
-rwxr-xr-x | taskcluster/scripts/misc/build-sysroot-wasi.sh | 53 |
1 files changed, 53 insertions, 0 deletions
diff --git a/taskcluster/scripts/misc/build-sysroot-wasi.sh b/taskcluster/scripts/misc/build-sysroot-wasi.sh new file mode 100755 index 0000000000..dd5be58585 --- /dev/null +++ b/taskcluster/scripts/misc/build-sysroot-wasi.sh @@ -0,0 +1,53 @@ +#!/bin/bash +set -x -e -v + +artifact=$(basename $TOOLCHAIN_ARTIFACT) +sysroot=${artifact%.tar.*} + +# Make the wasi compiler-rt available to clang. +env UPLOAD_DIR= $GECKO_PATH/taskcluster/scripts/misc/repack-clang.sh + +if [ -n "$1" ]; then + patch -d $MOZ_FETCHES_DIR/wasi-sdk -p1 < $(dirname $0)/$1 +fi + +cd $MOZ_FETCHES_DIR/wasi-sdk +LLVM_PROJ_DIR=$MOZ_FETCHES_DIR/llvm-project + +mkdir -p build/install/wasi +# The wasi-sdk build system wants to build clang itself. We trick it into +# thinking it did, and put our own clang where it would have built its own. +ln -s $MOZ_FETCHES_DIR/clang build/llvm +touch build/llvm.BUILT + +# The wasi-sdk build system wants a clang and an ar binary in +# build/install/$PREFIX/bin +ln -s $MOZ_FETCHES_DIR/clang/bin build/install/wasi/bin +ln -s llvm-ar build/install/wasi/bin/ar + +# Build wasi-libc, libc++ and libc++abi. +do_make() { + make \ + LLVM_PROJ_DIR=$LLVM_PROJ_DIR \ + PREFIX=$(grep -q BUILD_PREFIX Makefile || echo $PWD/build/install)/wasi \ + -j$(nproc) \ + $1 +} + +do_make build/wasi-libc.BUILT + +# The wasi-sdk build system has a dependency on compiler-rt for libcxxabi, +# but that's not actually necessary. Pretend it's already built. +# Because compiler-rt has a dependency on wasi-libc, we can only do this +# after wasi-libc is built. +touch build/compiler-rt.BUILT + +do_make build/libcxx.BUILT +if grep -q build/libcxxabi.BUILT Makefile; then + do_make build/libcxxabi.BUILT +fi + +mv build/install/wasi/share/wasi-sysroot $sysroot +tar --zstd -cf $artifact $sysroot +mkdir -p $UPLOAD_DIR +mv $artifact $UPLOAD_DIR/ |