core/llvm/PKGBUILD

#
# Chakra Packages for Chakra, part of chakra-project.org
#
# maintainer (i686): Phil Miller <philm[at]chakra-project[dog]org>
# maintainer (x86_64): Manuel Tortosa <manutortosa[at]chakra-project[dot]org>

# include global config
source ../_buildscripts/${current_repo}-${_arch}-cfg.conf

pkgname=('llvm' 'llvm-ocaml' 'clang' 'clang-analyzer')
pkgver=2.7
pkgrel=1
arch=('i686' 'x86_64')
license=('custom:University of Illinois/NCSA Open Source License')
makedepends=('gcc-libs' 'libffi' 'python' 'ocaml')
source=(http://llvm.org/releases/$pkgver/$pkgname-$pkgver.tgz
        http://llvm.org/releases/$pkgver/clang-$pkgver.tgz
        cpp-headers.patch
        clang-plugin-loader-registry.patch)
md5sums=('ac322661f20e7d6c810b1869f886ad9b'
         'b83260aa8c13494adf8978b5f238bf1b'
         '82aa348a8b568210618001d5c0593e9e'
         '02c23b4aaca3445b8bf39fddb2f9906e')

build() {
  cd "$srcdir/$pkgname-$pkgver"

  # At the present, clang must reside inside the LLVM source code tree to build
  # See http://llvm.org/bugs/show_bug.cgi?id=4840
  rm -rf tools/clang
  cp -r "$srcdir/clang-$pkgver" tools/clang

  # Fix symbolic links from OCaml bindings to LLVM libraries
  sed -i 's:\$(PROJ_libdir):/usr/lib/llvm:' \
         bindings/ocaml/Makefile.ocaml || return 1

  # Fix installation directories, ./configure doesn't seem to set them right
  sed -i -e 's:\$(PROJ_prefix)/etc/llvm:/etc/llvm:' \
         -e 's:\$(PROJ_prefix)/lib:$(PROJ_prefix)/lib/llvm:' \
         -e 's:\$(PROJ_prefix)/docs/llvm:$(PROJ_prefix)/share/doc/llvm:' \
         Makefile.config.in || return 1

  # Fix insecure rpath (http://bugs.archlinux.org/task/14017)
  sed -i 's:$(RPATH) -Wl,$(\(ToolDir\|LibDir\|ExmplDir\))::g' \
         Makefile.rules || return 1

  # Update hardcoded path to C++ header files
  patch -d tools/clang -p1 -i "$srcdir/cpp-headers.patch" || return 1

  # Get the correct list of symbols to export
  # See http://lists.cs.uiuc.edu/pipermail/cfe-dev/2010-April/008559.html
  patch -p1 -i "$srcdir/clang-plugin-loader-registry.patch" || return 1

  # Apply strip option to configure
  _optimize_flag="--enable-optimize"
  [ "$(check_option strip)" = "n" ] && _optimize_flag="--disable-optimize"

  # Include location of libffi headers in CPPFLAGS
  export CPPFLAGS="$CPPFLAGS $(pkg-config --cflags libffi)"

  ./configure --prefix=/usr --libdir=/usr/lib/llvm --sysconfdir=/etc \
              --enable-shared --enable-libffi \
              --enable-bindings=ocaml --enable-targets=all \
              --disable-expensive-checks --disable-debug-runtime \
              --disable-assertions $_optimize_flag
  make || return 1
}

package_llvm() {
  pkgdesc="Low Level Virtual Machine"
  url="http://llvm.org/"
  depends=('perl' 'libffi')

  cd "$srcdir/$pkgname-$pkgver"

  # We move the clang directory out of the tree so it won't get installed and
  # then we bring it back in for the clang package
  mv tools/clang "$srcdir"
  # -j1 is due to race conditions during the installation of the OCaml bindings
  make -j1 DESTDIR="$pkgdir" install || return 1
  mv "$srcdir/clang" tools

  # OCaml bindings go to a separate package
  rm -rf "$srcdir"/{ocaml,ocamldoc}
  mv "$pkgdir"/usr/{lib/ocaml,share/doc/llvm/ocamldoc} "$srcdir"

  # Remove duplicate files installed by the OCaml bindings
  rm "$pkgdir"/usr/{lib/llvm/libllvm*,share/doc/llvm/ocamldoc.tar.gz}

  # Fix permissions of static libs
  chmod -x "$pkgdir"/usr/lib/llvm/*.a

  # Fix libdir in llvm-config (http://bugs.archlinux.org/task/14487)
  sed -i 's:\(ABS_RUN_DIR/lib\):\1/llvm:' \
         "$pkgdir/usr/bin/llvm-config" || return 1

  # Get rid of example Hello transformation
  rm "$pkgdir"/usr/lib/llvm/*LLVMHello.*

  # Add ld.so.conf.d entry
  install -d "$pkgdir/etc/ld.so.conf.d"
  echo /usr/lib/llvm >"$pkgdir/etc/ld.so.conf.d/llvm.conf"

  install -Dm644 LICENSE.TXT "$pkgdir/usr/share/licenses/$pkgname/LICENSE"
}

package_llvm-ocaml() {
  pkgdesc="OCaml bindings for LLVM"
  depends=("llvm=$pkgver-$pkgrel" 'ocaml')

  cd "$srcdir/llvm-$pkgver"

  install -d "$pkgdir"/{usr/lib,usr/share/doc/llvm}
  mv "$srcdir/ocaml" "$pkgdir/usr/lib"
  mv "$srcdir/ocamldoc" "$pkgdir/usr/share/doc/llvm"

  # Remove execute bit from static libraries
  chmod -x "$pkgdir"/usr/lib/ocaml/libllvm*.a

  install -Dm644 LICENSE.TXT "$pkgdir/usr/share/licenses/llvm-ocaml/LICENSE"
}

package_clang() {
  pkgdesc="C language family frontend for LLVM"
  url="http://clang.llvm.org/"
  # It looks like clang still needs GCC to assemble and link object files
  # See http://old.nabble.com/%22clang--v%22-shows-a-GCC-call-td28378453.html
  depends=("llvm=$pkgver-$pkgrel" 'gcc')

  # Fix installation path for clang docs
  sed -i 's:$(PROJ_prefix)/share/doc/llvm:$(PROJ_prefix)/share/doc/clang:' \
         "$srcdir/llvm-$pkgver/Makefile.config" || return 1

  cd "$srcdir/llvm-$pkgver/tools/clang"
  make DESTDIR="$pkgdir" install || return 1

  # Fix permissions of static libs
  chmod -x "$pkgdir"/usr/lib/llvm/*.a

  # Revert the path change in case we want to do a repackage later
  sed -i 's:$(PROJ_prefix)/share/doc/clang:$(PROJ_prefix)/share/doc/llvm:' \
         "$srcdir/llvm-$pkgver/Makefile.config" || return 1

  install -Dm644 LICENSE.TXT "$pkgdir/usr/share/licenses/clang/LICENSE"
}

package_clang-analyzer() {
  pkgdesc="A source code analysis framework"
  url="http://clang-analyzer.llvm.org/"
  depends=("clang=$pkgver-$pkgrel" 'python')

  cd "$srcdir/llvm-$pkgver/tools/clang"

  install -d "$pkgdir"/usr/{bin,lib/clang-analyzer}
  for tool in scan-{build,view}; do
    cp -r tools/$tool "$pkgdir/usr/lib/clang-analyzer"
    ln -s /usr/lib/clang-analyzer/$tool/$tool "$pkgdir/usr/bin"
  done

  # Compile Python scripts
  python -m compileall "$pkgdir/usr/lib/clang-analyzer" || return 1
  python -O -m compileall "$pkgdir/usr/lib/clang-analyzer" || return 1

  install -Dm644 LICENSE.TXT "$pkgdir/usr/share/licenses/clang-analyzer/LICENSE"
}

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