# Maintainer: PktSurf <smlinux@pktsurf.in>
app=clang
version=17.0.6
build=1sml
homepage="http://llvm.org/"
download="https://github.com/llvm/llvm-project/releases/download/llvmorg-$version/llvm-$version.src.tar.xz"
desc="Clang from LLVM compiler toolkit"
requires="libffi libxml2 perl cmake"

prepbuilddir() {
  mkandenterbuilddir
  rm -rf $app-$version.src

  tar xf $srcdir/$app-$version.src.tar.?z*
  cd $app-$version.src 
  
  (
    cd ../
    tar xf $srcdir/cmake-$version.src.tar.?z*
    mv cmake-$version.src cmake
  )

  tar xf $srcdir/clang-tools-extra-$version.src.tar.?z*
  mv clang-tools-extra-$version.src tools/extra

  tar xf $srcdir/third-party-$version.src.tar.?z*
  mv third-party-$version.src third-party
  
  tar xf $srcdir/clang-tools-extra-$version.src.tar.?z*
  mv clang-tools-extra-$version.src tools/extra
  fixbuilddirpermissions

  applypatch $srcdir/10-add-musl-triples.patch
  applypatch $srcdir/clang-003-as-needed.patch
}

build() {
  unset CFLAGS CXXFLAGS
  
  mkdir -p build
  cmake -B build -G Ninja -Wno-dev \
    -DCMAKE_BUILD_TYPE=Release \
    -DCLANG_BUILT_STANDALONE=ON \
    -DCLANG_CONFIG_FILE_SYSTEM_DIR=/etc/clang \
    -DCLANG_DEFAULT_PIE_ON_LINUX=ON \
    -DCLANG_INCLUDE_TESTS=OFF \
    -DCLANG_LINK_CLANG_DYLIB=ON \
    -DCLANG_PLUGIN_SUPPORT=ON \
    -DCMAKE_INSTALL_PREFIX=/usr \
    -DENABLE_LINKER_BUILD_ID=ON \
    -DLLVM_INCLUDE_TESTS=OFF \
    -DLLVM_ENABLE_RTTI=ON \
    -DLLVM_LINK_LLVM_DYLIB=ON \
    -DLLVM_MAIN_SRC_DIR=../../llvm-$version.src \
    -DCMAKE_MODULE_PATH=../cmake/Modules

  ninja -C build clang-tblgen
  ninja -C build
  DESTDIR=$pkg cmake --install build

  cp LICENSE.TXT $pkgdocs/

  mkfinalpkg
}

sha512sums="
9dee9b2897f8bc9eeb86cd726df706d6451f223bfc612c2c722aca3b70495546688bb28f6d6753e177731cb041d6a78d407a00215317d6cb17e56671c09ead59  clang-17.0.6.src.tar.lz
7c9b0def78f84fa6f2a5ef2a0f780d81638b27f1f40aaf98e199710404dfbc95d500a59a5dcc7714b8a472b9f259ceb42cc92412a6fcefdcd2f675b38ffb3485  clang-tools-extra-17.0.6.src.tar.lz
4ea1adcd10729f73e84d00e5800cb2f40daf7c3c91d6717fc7572d2db95902c927daed0b403c660beae673973431aecf854eeafa966bd2145ee917a8b090f78a  cmake-17.0.6.src.tar.lz
0eb60df337875c110dfac112f6bb4e7686919f09c8e007b77a9f6e0f723c31721f09902e7b8bed07acea00aa5c02e07e3aee756fdf0caf74f01c4f9488107bbf  llvm-17.0.6.src.tar.lz
242dada4800c5e558f5f243e6aa0905d90ca3f82cc81baf14c60de543a7e737d4c2f3471122f2c641dc4f0724e4ebf5cf137761a231b34aab2a12f1cfc902c53  third-party-17.0.6.src.tar.xz
606e7938a1f3402e38cbf38667154352e9e695f8120fa837836107d9878a152b3758ce4658f3192d6a509df3ead803a69c4f8ca599819331c7518f3479f8333d  10-add-musl-triples.patch
5f98f147d7d66315e9a56ae6fee602a053d40e57a8b1ee4f2ef1764203bb6fdb9082c8e825c535a9388213a38b49d2702b1e936fcf56560c4a2a56b7e6dd232c  clang-003-as-needed.patch
"