lib32/lib32-llvm/PKGBUILD

# Lib32 Packages for Chakra, part of chakra-project.org
#
# maintainer (x86_64): Giuseppe Calà <jiveaxe@gmail.com>
# maintainer (x86_64): Anke Boersma <abveritas[at]chakra-project[dot]org>
# resynced with Arch's version from https://projects.archlinux.org/svntogit/community.git/tree/trunk/PKGBUILD?h=packages/lib32-llvm
# adjusted for Chakra

pkgname=('lib32-llvm' 'lib32-llvm-libs')
pkgver=3.3
_gcc_ver=4.8.0
pkgrel=3
arch=('x86_64')
url="http://llvm.org/"
license=('custom:University of Illinois/NCSA Open Source License')
makedepends=('lib32-libffi' 'lib32-zlib' 'python2' "gcc-multilib=${_gcc_ver}")

source=(http://llvm.org/releases/$pkgver/llvm-$pkgver.src.tar.gz
        http://llvm.org/releases/$pkgver/compiler-rt-$pkgver.src.tar.gz)
sha256sums=('68766b1e70d05a25e2f502e997a3cb3937187a3296595cf6e0977d5cd6727578'
            '0e2f3180d6316e6c43f064fdd406c5c6515e682c5f31c57c28335b68c7525423')

build() {

  # preparation

  cd "$srcdir/llvm-$pkgver.src"

  rm -rf tools/clang
  
  rm -rf projects/compiler-rt
  mv "$srcdir/compiler-rt-$pkgver.src" projects/compiler-rt

  # Fix installation directories, ./configure doesn't seem to set them right
  sed -i -e 's:\$(PROJ_prefix)/lib:$(PROJ_prefix)/lib32:' \
         -e 's:\$(PROJ_prefix)/docs/llvm:$(PROJ_prefix)/share/doc/llvm:' \
    Makefile.config.in
  sed -i '/ActiveLibDir = ActivePrefix/s:lib:lib32:' \
    tools/llvm-config/llvm-config.cpp
  sed -i 's:LLVM_LIBDIR="${prefix}/lib":LLVM_LIBDIR="${prefix}/lib32":' \
    autoconf/configure.ac \
    configure

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

  cd "$srcdir/llvm-$pkgver.src"

  export CC="gcc -m32"
  export CXX="g++ -m32"
  export PKG_CONFIG_PATH="/usr/lib32/pkgconfig"

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

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

  # We had to force host and target to get
  # a proper triplet reported by llvm

  ./configure \
    --prefix=/usr \
    --libdir=/usr/lib32 \
    --sysconfdir=/etc \
    --enable-shared \
    --enable-libffi \
    --enable-targets=all \
    --enable-experimental-targets=R600 \
    --disable-expensive-checks \
    --disable-debug-runtime \
    --disable-assertions \
    --with-binutils-include=/usr/include \
    --with-python=/usr/bin/python2 \
    --host=i386-pc-linux-gnu \
    --target=i386-pc-linux-gnu \
    --$_optimized_switch-optimized

  make REQUIRES_RTTI=1
}

package_lib32-llvm() {
  pkgdesc="Low Level Virtual Machine (32-bit)"
  depends=('lib32-llvm-libs' 'llvm')

  cd "$srcdir/llvm-$pkgver.src"

  make DESTDIR="$pkgdir" install

  # The runtime library goes into lib32-llvm-libs
  mv "$pkgdir/usr/lib32/libLLVM-3.3.so" "$srcdir"

  # Fix permissions of static libs
  chmod -x "$pkgdir"/usr/lib32/*.a

  mv "$pkgdir/usr/bin/i386-pc-linux-gnu-llvm-config" "$pkgdir/usr/lib32/llvm-config"

  # Get rid of example Hello transformation
  rm "$pkgdir"/usr/lib32/*LLVMHello.*

  # Symlink LLVMgold.so into /usr/lib/bfd-plugins
  # (https://bugs.archlinux.org/task/28479)
  install -d "$pkgdir/usr/lib32/bfd-plugins"
  ln -s ../LLVMgold.so "$pkgdir/usr/lib32/bfd-plugins/LLVMgold.so"

  mv "$pkgdir"/usr/include/llvm/Config/*config.h "$pkgdir/"
  rm -rf "$pkgdir"/usr/{bin,include,share/{doc,man}}

  install -d "$pkgdir/usr/include/llvm/Config"
  mv "$pkgdir/config.h" "$pkgdir/usr/include/llvm/Config/config-32.h"
  mv "$pkgdir/llvm-config.h" "$pkgdir/usr/include/llvm/Config/llvm-config-32.h"

  mkdir "$pkgdir"/usr/bin
  mv "$pkgdir/usr/lib32/llvm-config" "$pkgdir/usr/bin/llvm-config32"

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

package_lib32-llvm-libs() {
  pkgdesc="Low Level Virtual Machine (runtime library)(32-bit) "
  depends=('lib32-libffi' 'lib32-zlib' 'lib32-gcc-libs')

  cd "$srcdir"

  install -D libLLVM-3.3.so "$pkgdir/usr/lib32/libLLVM-3.3.so"

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

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