# Maintainer: Mike Staszel <mikestaszel@plugboxlinux.org>
# Contributor: Jonny Gerold <fsk141@archplug.org>

# toolchain build order: kernel-headers->glibc->binutils->gcc->binutils->glibc
# NOTE: libtool requires rebuilt with each new gcc version

pkgname=('gcc' 'gcc-libs' 'gcc-fortran' 'gcc-objc')
pkgver=4.4.3
pkgrel=5
_libstdcppmanver=4.4.0
pkgdesc="The GNU Compiler Collection"
arch=('arm')
license=('GPL' 'LGPL' 'custom')
url="http://gcc.gnu.org"
makedepends=('binutils>=2.20' 'mpfr>=3.0.0' 'cloog-ppl>=0.15.3')
options=('!libtool' '!emptydirs')
source=(ftp://gcc.gnu.org/pub/gcc/releases/gcc-${pkgver}/gcc-{core,g++,fortran,objc}-${pkgver}.tar.bz2
	ftp://gcc.gnu.org/pub/gcc/libstdc++/doxygen/libstdc++-man.${_libstdcppmanver}.tar.bz2
	gcc-hash-style-both.patch)

md5sums=('054b66f315b3d04ad06544ce26e72365'
         'cd179ec4f05ee17ce76464da25a2674c'
         '0f8fa5e9edbcf156a061312cae0715ee'
         '34711c4de46eaf79aa018206dbec4389'
         '3b94fe4a3cd49819bf57ecc407851b9b'
         '6fd395bacbd7b6e47c7b74854b478363')

  _basedir="${srcdir}/gcc-${pkgver}"

build() {
  if ! locale -a | grep ^de_DE > /dev/null; then
    echo "You need the de_DE locale to build gcc."
    return 1
  fi
  
  cd ${_basedir}
  
  # Do not install libiberty
  sed -i 's/install_to_$(INSTALL_DEST) //' libiberty/Makefile.in

  # Do not run fixincludes
  sed -i 's@\./fixinc\.sh@-c true@' gcc/Makefile.in

  patch -Np0 -i ${srcdir}/gcc-hash-style-both.patch || return 1

  echo ${pkgver} > gcc/BASE-VER

  mkdir build && cd build
	
	../configure --prefix=/usr \
	--build=$CHOST \
	--target=$CHOST \
	--enable-shared \
	--enable-languages=c,c++,fortran,objc,obj-c++ \
	--enable-threads=posix \
	--mandir=/usr/share/man \
	--infodir=/usr/share/info \
	--enable-__cxa_atexit \
	--disable-multilib \
	--libdir=/usr/lib \
	--libexecdir=/usr/lib \
	--enable-clocale=gnu \
	--disable-libstdcxx-pch \
	
	make || return 1
}

package_gcc-libs()
{
  pkgdesc="Runtime libraries shipped by GCC for C and C++ languages"
  groups=('base')
  depends=('glibc>=2.10.1-5')
  install=gcc-libs.install

  cd ${_basedir}/build
  make -j2 -C $CHOST/libgcc DESTDIR=${pkgdir} install-shared
  for lib in libmudflap libgomp libssp libstdc++-v3/src; do
    make -j2 -C $CHOST/$lib DESTDIR=${pkgdir} install-toolexeclibLTLIBRARIES
  done
  make -j2 -C $CHOST/libstdc++-v3/po DESTDIR=${pkgdir} install
  make -j2 -C $CHOST/libgomp DESTDIR=${pkgdir} install-info

  make -j2 DESTDIR=${pkgdir} install-target-libgfortran

  make -j2 DESTDIR=${pkgdir} install-target-libobjc
  # I thought I said to only install the lib...
  rm -rf ${pkgdir}/usr/lib/gcc/

  # remove static libraries
  find ${pkgdir} -name *.a -delete
  
  # Install Runtime Library Exception
  install -Dm644 ${_basedir}/COPYING.RUNTIME \
    ${pkgdir}/usr/share/licenses/gcc-libs/RUNTIME.LIBRARY.EXCEPTION
}

package_gcc()
{
  depends=('binutils>=2.20' 'mpfr>=3.0.0' 'cloog-ppl>=0.15.3')
  groups=('base-devel')
  install=gcc.install

  cd ${_basedir}/build
  
  # much, much easier to install the lot and clean-up the mess
  make -j2 DESTDIR=${pkgdir} install || return 1
  rm -rf $pkgdir/usr/lib/gcc/$CHOST/${pkgver}/{adainclude,adalib,finclude}
  mkdir -p $pkgdir/usr/lib/gcc/$CHOST/${pkgver}/{adainclude,adalib,finclude}
  rm -rf $pkgdir/usr/lib/gcc/$CHOST/${pkgver}/include/objc
  mkdir -p $pkgdir/usr/lib/gcc/$CHOST/${pkgver}/include/objc
  rm $pkgdir/usr/lib/gcc/$CHOST/${pkgver}/{cc1obj{,plus},f951,libgfortranbegin.a}
  rm $pkgdir/usr/lib/{*.so*,lib{gfortran,objc}.a}
  rm $pkgdir/usr/share/info/{gfortran,libgomp}.info
  rm $pkgdir/usr/share/locale/{de,fr}/LC_MESSAGES/libstdc++.mo
  rm $pkgdir/usr/share/man/man1/gfortran.1

  # many packages require these symlinks
  install -dm755 ${pkgdir}/lib
  ln -sf /usr/bin/cpp ${pkgdir}/lib/cpp
  ln -sf gcc ${pkgdir}/usr/bin/cc
  ln -sf g++ ${pkgdir}/usr/bin/c++

  # install the libstdc++ man pages
  install -dm755 ${pkgdir}/usr/share/man/man3
  install -m644 ${srcdir}/libstdc++-man-${_libstdcppmanver}/man3/* \
    ${pkgdir}/usr/share/man/man3/
  # deal with conflicts...
  rm -f ${pkgdir}/usr/share/man/man3/{ctime,queue,random,regex,string}.3

  # Install Runtime Library Exception
  install -Dm644 ${_basedir}/COPYING.RUNTIME \
    ${pkgdir}/usr/share/licenses/gcc/RUNTIME.LIBRARY.EXCEPTION
}

package_gcc-fortran()
{
  pkgdesc="Fortran front-end for GCC"
  depends=("gcc=$pkgver")
  install=gcc-fortran.install

  cd ${_basedir}/build
  make -j2 DESTDIR=$pkgdir install-target-libgfortran
  make -j2 -C $CHOST/libgomp DESTDIR=$pkgdir install-nodist_fincludeHEADERS
  make -j2 -C gcc DESTDIR=$pkgdir fortran.install-{common,man,info}
  install -Dm755 gcc/f951 $pkgdir/usr/lib/gcc/$CHOST/$pkgver/f951
  
  # remove libraries included in gcc-libs
  rm -f ${pkgdir}/usr/lib/libgfortran.so*
  
  # Install Runtime Library Exception
  install -Dm644 ${_basedir}/COPYING.RUNTIME \
    ${pkgdir}/usr/share/licenses/gcc-fortran/RUNTIME.LIBRARY.EXCEPTION
}

package_gcc-objc()
{
  pkgdesc="Objective-C front-end for GCC"
  depends=("gcc=$pkgver")

  cd ${_basedir}/build
  make -j2 DESTDIR=$pkgdir install-target-libobjc
  install -dm755 $pkgdir/usr/lib/gcc/$CHOST/$pkgver/
  install -m755 gcc/cc1obj{,plus} $pkgdir/usr/lib/gcc/$CHOST/$pkgver/

  # remove libraries included in gcc-libs
  rm -f ${pkgdir}/usr/lib/libobjc.so*

  # Install Runtime Library Exception
  install -Dm644 ${_basedir}/COPYING.RUNTIME \
    ${pkgdir}/usr/share/licenses/gcc-objc/RUNTIME.LIBRARY.EXCEPTION
}