# Description: clang compiler
# URL:         https://clang.llvm.org/
# Maintainer:  Thomas Penteker, tek at serverop dot de
# Depends on:  compiler-rt llvm

name=clang
version=10.0.1
release=2
source=(https://github.com/llvm/llvm-project/releases/download/llvmorg-$version/$name-$version.src.tar.xz
        https://github.com/llvm/llvm-project/releases/download/llvmorg-$version/$name-tools-extra-$version.src.tar.xz)

build() {
  mv $name-tools-extra-$version.src $name-$version.src/tools/extra

  cmake -S $name-$version.src -B build -G Ninja \
    -DCMAKE_INSTALL_PREFIX=/usr \
    -DCMAKE_BUILD_TYPE=Release \
    -DLLVM_INCLUDE_TESTS=0 \
    -DLLVM_PARALLEL_COMPILE_JOBS="${JOBS:-1}" \
    -Wno-dev
  ninja -C build
  DESTDIR=$PKG ninja -C build install

  # -DCMAKE_INSTALL_LIBEXECDIR is hardcoded..
  mv $PKG/usr/libexec/{c++-analyzer,ccc-analyzer} $PKG/usr/lib/clang
  rmdir $PKG/usr/libexec
  sed -i 's|libexec|lib/clang|' $PKG/usr/bin/scan-build
}