# Description: WASI libc implementation for WebAssembly
# URL: https://github.com/WebAssembly/wasi-libc
# Maintainer: Tim Biermann, tbier at posteo dot de
# Depends on: clang

name=wasi-libc
version=25
# https://github.com/WebAssembly/wasi-sdk/tree/main/src latest tagged version
_commit=640c0cfc19a96b099e0791824be5ef0105ce2084
release=2
source=(https://github.com/WebAssembly/$name/archive/$_commit/$name-$version-$release.tar.gz
  no-double-build.patch)

build() {
  cd $name-$_commit

  patch -p1 -i $SRC/no-double-build.patch

  MAKE_ARGS="WASM_CC=/usr/bin/clang WASM_AR=/usr/bin/llvm-ar WASM_NM=/usr/bin/llvm-nm"

  for target in wasi wasip1 wasip1-threads wasip2; do
    EXTRA_ARGS=""
    case $target in
      wasip1-threads)
        EXTRA_ARGS="THREAD_MODEL=posix"
        ;;
      wasip2)
        EXTRA_ARGS="WASI_SNAPSHOT=p2"
        ;;
    esac
    make TARGET_TRIPLE="wasm32-$target" $MAKE_ARGS $EXTRA_ARGS
  done

  make INSTALL_DIR="$PKG/usr/share/wasi-sysroot" install

  cd $PKG/usr/share/wasi-sysroot/lib
  for f in wasm32-wasi*/*.a; do
    /usr/bin/llvm-ranlib $f
    /usr/bin/llvm-strip --strip-debug $f
  done
}