# Maintainer: Márcio Silva <coadde@lavabit.com>
# Contributor: André Silva <emulatorman@lavabit.com>

# toolchain build order: linux-api-headers->glibc->binutils->gcc->binutils->glibc

#+-------------------+-----------------------+-------------+------------------------------+
#| _CARCH            | _os (GNU/Linux-libre) | _os (GNU)   | _os (GNU/Linux-libre uClibc) |
#+-------------------+-----------------------+-------------+------------------------------+
#| mips64el          | unknown-linux-gnu     | -           | unknown-uclinux-gnu          |
#| x86_64            | unknown-linux-gnu     | unknown-gnu | unknown-uclinux-gnu          |
#| i[65]86           | pc-linux-gnu          | pc-gnu      | unknown-uclinux-gnu          |
#| aarch64{,_be}     | unknown-linux-gnu     | -           | unknown-uclinux-gnu          |
#| arm{,v[765]}{,eb} | unknown-linux-gnueabi | -           | unknown-uclinux-gnueabi      |
#| sparc64           | unknown-linux-gnu     | -           | -                            |
#| ia64              | unknown-linux-gnu     | -           | -                            |
#+-------------------+-----------------------+-------------+------------------------------+

#+----------------+--------------------+
#| _CARCH         | _os (ELF/EABI)     |
#+----------------+--------------------+
#| xtensa         | unknown-elf        |
#| mips64{,el}    | unknown-elf        |
#| mips32{,el}    | unknown-elf        |
#| x86_64         | unknown-elf        |
#| i[653]86       | unknown-elf        |
#| aarch64{,_be}  | unknown-elf        |
#| arm{,eb}       | unknown-eabi       |
#| powerpc64{,le} | unknown-{elf,eabi} |
#| powerpc32{,le} | unknown-{elf,eabi} |
#| sh64{,l}       | unknown-elf        |
#| sh{,l}         | unknown-elf        |
#| m68k           | unknown-elf        |
#+----------------+--------------------+

#---------------------------------------------------------------------------------------------------------------------------------------------

_pkgname="binutils"

### Base FLAGS: ###
_CARCH="x86_64"
_os="unknown-linux-gnu"
_target="${_CARCH}-${_os}"
_multilib="no"

### Patch FLAGS: ###
_patch_ath9k_htc_fw="no"

#---------------------------------------------------------------------------------------------------------------------------------------------

# For "_multilib"
[[ ${_multilib} == "yes" ]] && {
  _multilib_name="-multilib"
  _multilib_desc=" for multilib"
}
[[ ${_CARCH} == i686 ||
   ${_CARCH} == i586 ||
   ${_CARCH} == i386 ||
   ${_CARCH} == xtensa ||
   ${_CARCH} == mips32 ||
   ${_CARCH} == mips32el ||
   ${_CARCH} == arm ||
   ${_CARCH} == armeb ||
   ${_CARCH} == armv7 ||
   ${_CARCH} == armv7eb ||
   ${_CARCH} == armv6 ||
   ${_CARCH} == armv6eb ||
   ${_CARCH} == armv5 ||
   ${_CARCH} == armv5eb ||
   ${_CARCH} == powerpc32 ||
   ${_CARCH} == powerpc32le ||
   ${_CARCH} == sh ||
   ${_CARCH} == shl ||
   ${_CARCH} == m68k ]] && _multilib="no"

# For "_patch_ath9k_htc_fw"
[[ ${_patch_ath9k_htc_fw} == "yes" ]] && {
  _ath9k_htc_name="-ath9k-htc"
  _ath9k_htc_desc=" adapted for ath9k-htc firmware"
  _multilib="no"
}
[[ ${_CARCH} != xtensa ]] && _patch_ath9k_htc_fw="no"

#---------------------------------------------------------------------------------------------------------------------------------------------

pkgname=(
  "${_target}-${_pkgname}${_multilib_name}${_ath9k_htc_name}"
  "${_pkgname}-common"
)
pkgver=2.23.2
pkgrel=2
arch=('i686' 'x86_64' 'mips64el')
url="http://www.gnu.org/software/${_pkgname}/"
license=('GPL2')
groups=('cross-devel')
checkdepends=('dejagnu' 'bc')
# Make sure we compile this with {$CHOST-,}gcc-multilib
[[ ${_multilib} == "yes" ]] && makedepends=('gcc-multilib') # makedepends=("$CHOST-gcc-multilib")
options=('!libtool' '!distcc' '!ccache')
source=(ftp://ftp.gnu.org/gnu/${_pkgname}/${_pkgname}-${pkgver}.tar.bz2{,.sig}
        ${_pkgname}-2.23.2-texinfo-5.0.patch)
md5sums=('4f8fa651e35ef262edc01d60fb45702e'
         'dfde4428f08d91f309cdcfe92bf28d08'
         '34e439ce23213a91e2af872dfbb5094c')

[[ ${_patch_ath9k_htc_fw} == "yes" ]] && {
  source+=("_patch_ath9k_htc_fw.patch::https://raw.github.com/qca/open-ath9k-htc-firmware/1.3.2/local/patches/${_pkgname}.patch")
  md5sums+=('7077126d96e9a755a0eaddb5505efe68')
}

#---------------------------------------------------------------------------------------------------------------------------------------------

prepare() {
  cd ${srcdir}/${_pkgname}-${pkgver}

  msg "http://sourceware.org/git/?p=${_pkgname}.git;a=patch;h=e02bf935"
  msg "http://sourceware.org/git/?p=${_pkgname}.git;a=patch;h=935f8542"
  patch -p1 -i ${srcdir}/${_pkgname}-2.23.2-texinfo-5.0.patch

  [[ ${_patch_ath9k_htc_fw} == "yes" ]] && {
    patch -p1 -i ${srcdir}/_patch_ath9k_htc_fw.patch
  }

  msg "hack! - libiberty configure tests for header files using" "$CPP $CPPFLAGS"
  sed -i "/ac_cpp=/s/\$CPPFLAGS/\$CPPFLAGS -O2/" libiberty/configure

  mkdir -v ${srcdir}/${_pkgname}-build
}

#---------------------------------------------------------------------------------------------------------------------------------------------

build() {
  cd ${srcdir}/${_pkgname}-build

  [[ $CARCH != ${_CARCH} ]] && _TARGET="--target=${_target}"
  if [[ $CARCH == x86_64 ||
        $CARCH == mips64el ||
        $CARCH == aarch64 ||
        $CARCH == aarch64_be ||
        $CARCH == sparc64 ||
        $CARCH == ia64 ]]; then
    _LIB_PATH="--with-lib-path=/usr/lib:/usr/lib32:/usr/local/lib:/usr/local/lib32:/usr/${_target}/lib:/usr/${_target}/lib32"
  else
    _LIB_PATH="--with-lib-path=/usr/lib:/usr/local/lib:/usr/${_target}/lib"
  fi

  if [[ ${_multilib} == "yes" ]]; then
    _MULTILIB='--enable-multilib'
  else
    _MULTILIB='--disable-multilib'
  fi

  ${srcdir}/${_pkgname}-${pkgver}/configure --prefix=/opt/${pkgname[0]}/${pkgver} \
    $_TARGET $_LIB_PATH \
    --program-prefix=${_target}- \
    --program-suffix=${_multilib_name}${_ath9k_htc_name}-${pkgver} \
    --with-bugurl=https://labs.parabola.nu/ \
    --enable-ld=default --enable-gold \
    --enable-plugins --enable-threads \
    --with-pic --enable-shared \
    --disable-werror ${_MULTILIB}
    # !!! Disabled, due which problematic libretools (prepare() and build() with --bindir, --includedir and --datarootdir)" !!!
    #--bindir=/usr/bin --includedir=/usr/include --datarootdir=/usr/share \

  msg "Check the host environment and makes sure all the necessary tools are available"
  make configure-host

  make tooldir=/opt/${pkgname[0]}/${pkgver}
}

#---------------------------------------------------------------------------------------------------------------------------------------------

check() {
  cd ${srcdir}/${_pkgname}-build
  
  msg "Unset LDFLAGS as testsuite makes assumptions about which ones are active"
  msg "do not abort on errors - manually check log files"
  make LDFLAGS="" -k check || true
}

#---------------------------------------------------------------------------------------------------------------------------------------------

_target-binutils() {
  pkgrel=$pkgrel
  pkgdesc="A set of programs to assemble and manipulate binary and object files${_multilib_desc}${_ath9k_htc_desc}. (${_target} architecture)"
  depends=('glibc>=2.17' 'zlib' "${_pkgname}-common")
  [[ $CHOST == ${_target} ]] && provides=("${_pkgname}=${pkgver}")
  if [[ ${_multilib} == "yes" ]]; then
    #conflicts=("${pkgname}")
    groups+=('multilib-devel')
  else
    groups+=('base-devel')
  fi
  groups+=("${_target}-devel")
  install="${_target}-${_pkgname}.install"

  cd ${srcdir}/${_pkgname}-build
  make prefix=${pkgdir}/opt/${pkgname}/${pkgver} tooldir=${pkgdir}/opt/${pkgname}/${pkgver} install

  # temp #
  msg "!!! Move 'bin', 'include' and 'share' dir to /usr, !!!"
  msg "!!! due which problematic libretools ('prepare()' and 'build()' with --bindir, --includedir and --datarootdir) !!!"
  install -vd ${pkgdir}/usr
  if [[ $CARCH == ${_CARCH} ]]; then
    mv -v ${pkgdir}/{opt/${pkgname}/${pkgver}/{bin,include,share},usr}
  else
    mv -v ${pkgdir}/{opt/${pkgname}/${pkgver}/{bin,$CHOST/${_target}/include,share},usr}
  fi
  # temp #

  [[ $CARCH != ${_CARCH} ]] && {
    msg "Move 'lib' files and directories, and remove architecture directories"
    mv -v ${pkgdir}/opt/${pkgname}/${pkgver}/{$CHOST/${_target}/lib/*,lib}
    rmdir -v ${pkgdir}/opt/${pkgname}/${pkgver}/$CHOST/{${_target}/{lib,},}
  }

  msg "Change lib-path on ldscripts files"
  sed -i "/^SEARCH_DIR/ s|/${pkgver}/${_target}/lib|/${pkgver}/lib|g;
          /^SEARCH_DIR/ s|/${pkgver}/lib|/${pkgver}/lib32|g;
          /^SEARCH_DIR/ s|/${pkgver}/lib3264|/${pkgver}/lib|g;
          /^SEARCH_DIR/ s|/${pkgver}/lib32x32|/${pkgver}/lib|g;
         " ${pkgdir}/opt/${pkgname}/${pkgver}/lib/ldscripts/*

  _removebin=(ar as nm objcopy objdump ranlib strip)
  for _rbin in ${_removebin[@]}; do
    msg "Remove conflicting binaries"
    rm -v ${pkgdir}/usr/bin/${_rbin[@]}
  done

  msg "Create links for libraries"
  install -vd ${pkgdir}/{usr/${_target},etc/ld.so.conf.d}
  ln -vs ../lib ${pkgdir}/usr/${_target}/lib
  echo /opt/${pkgname}/${pkgver}/lib > ${pkgdir}/etc/ld.so.conf.d/${pkgname}-${pkgver}.conf

  msg "Install PIC libiberty.a"
  install -vm644 libiberty/pic/libiberty.a ${pkgdir}/opt/${pkgname[0]}/${pkgver}/lib

  msg "Remove unnecessaries manuals and create links for manuals"
  _man=$(ls -1A ${pkgdir}/usr/share/man/man1)
  for _man_stage1 in ${_man[@]}; do
    _man_stage2=${_man_stage1/${_multilib_name}${_ath9k_htc_name}-${pkgver}/}
    _manuals=${_man_stage2/${_target}-/}
    rm -v ${pkgdir}/usr/share/man/man1/${_man_stage1}
    ln -vs ${_manuals}.gz ${pkgdir}/usr/share/man/man1/${_man_stage1}.gz
  done

  msg "Remove unnecessaries files and directories"
  rm -vr ${pkgdir}/usr/{include,share/{info,locale}}
}

#---------------------------------------------------------------------------------------------------------------------------------------------

# GNU/Linux-libre with GNU C Library (glibc)
package_mips64el-unknown-linux-gnu-binutils() { _target-binutils; }
package_mips64el-unknown-linux-gnu-binutils-multilib() { _target-binutils; }
package_x86_64-unknown-linux-gnu-binutils() { _target-binutils; }
package_x86_64-unknown-linux-gnu-binutils-multilib() { _target-binutils; }
package_i686-pc-linux-gnu-binutils() { _target-binutils; }
package_i586-pc-linux-gnu-binutils() { _target-binutils; }
package_aarch64-unknown-linux-gnu-binutils() { _target-binutils; }
package_aarch64-unknown-linux-gnu-binutils-multilib() { _target-binutils; }
package_aarch64_be-unknown-linux-gnu-binutils() { _target-binutils; }
package_aarch64_be-unknown-linux-gnu-binutils-multilib() { _target-binutils; }
package_arm-unknown-linux-gnueabi-binutils() { _target-binutils; }
package_armeb-unknown-linux-gnueabi-binutils() { _target-binutils; }
package_armv7-unknown-linux-gnueabi-binutils() { _target-binutils; }
package_armv7eb-unknown-linux-gnueabi-binutils() { _target-binutils; }
package_armv6-unknown-linux-gnueabi-binutils() { _target-binutils; }
package_armv6eb-unknown-linux-gnueabi-binutils() { _target-binutils; }
package_armv5-unknown-linux-gnueabi-binutils() { _target-binutils; }
package_armv5eb-unknown-linux-gnueabi-binutils() { _target-binutils; }
package_sparc64-unknown-linux-gnu-binutils() { _target-binutils; }
package_sparc64-unknown-linux-gnu-binutils-multilib() { _target-binutils; }
package_ia64-unknown-linux-gnu-binutils() { _target-binutils; }
package_ia64-unknown-linux-gnu-binutils-multilib() { _target-binutils; }

# GNU
package_x86_64-unknown-gnu-binutils() { _target-binutils; }
package_x86_64-unknown-gnu-binutils-multilib() { _target-binutils; }
package_i686-pc-gnu-binutils() { _target-binutils; }
package_i586-pc-gnu-binutils() { _target-binutils; }

# GNU/Linux-libre with uClibc
package_mips64el-unknown-uclinux-gnu-binutils() { _target-binutils; }
package_mips64el-unknown-uclinux-gnu-binutils-multilib() { _target-binutils; }
package_x86_64-unknown-uclinux-gnu-binutils() { _target-binutils; }
package_x86_64-unknown-uclinux-gnu-binutils-multilib() { _target-binutils; }
package_i686-pc-uclinux-gnu-binutils() { _target-binutils; }
package_i586-pc-uclinux-gnu-binutils() { _target-binutils; }
package_aarch64-unknown-uclinux-gnu-binutils() { _target-binutils; }
package_aarch64-unknown-uclinux-gnu-binutils-multilib() { _target-binutils; }
package_aarch64_be-unknown-uclinux-gnu-binutils() { _target-binutils; }
package_aarch64_be-unknown-uclinux-gnu-binutils-multilib() { _target-binutils; }
package_arm-unknown-uclinux-gnueabi-binutils() { _target-binutils; }
package_armeb-unknown-uclinux-gnueabi-binutils() { _target-binutils; }
package_armv7-unknown-uclinux-gnueabi-binutils() { _target-binutils; }
package_armv7eb-unknown-uclinux-gnueabi-binutils() { _target-binutils; }
package_armv6-unknown-uclinux-gnueabi-binutils() { _target-binutils; }
package_armv6eb-unknown-uclinux-gnueabi-binutils() { _target-binutils; }
package_armv5-unknown-uclinux-gnueabi-binutils() { _target-binutils; }
package_armv5eb-unknown-uclinux-gnueabi-binutils() { _target-binutils; }

# ELF or EABI only
package_xtensa-unknown-elf-binutils() { _target-binutils; }
package_xtensa-unknown-elf-binutils-ath9k_htc() { _target-binutils; }
package_mips64el-unknown-elf-binutils() { _target-binutils; }
package_mips64el-unknown-elf-binutils-multilib() { _target-binutils; }
package_mips64-unknown-elf-binutils() { _target-binutils; }
package_mips64-unknown-elf-binutils-multilib() { _target-binutils; }
package_mips32el-unknown-elf-binutils() { _target-binutils; }
package_mips32-unknown-elf-binutils() { _target-binutils; }
package_x86_64-unknown-elf-binutils() { _target-binutils; }
package_x86_64-unknown-elf-binutils-multilib() { _target-binutils; }
package_i686-unknown-elf-binutils() { _target-binutils; }
package_i586-unknown-elf-binutils() { _target-binutils; }
package_i386-unknown-elf-binutils() { _target-binutils; }
package_aarch64-unknown-elf-binutils() { _target-binutils; }
package_aarch64-unknown-elf-binutils-multilib() { _target-binutils; }
package_aarch64_be-unknown-elf-binutils() { _target-binutils; }
package_aarch64_be-unknown-elf-binutils-multilib() { _target-binutils; }
package_arm-unknown-eabi-binutils() { _target-binutils; }
package_armeb-unknown-eabi-binutils() { _target-binutils; }
package_powerpc64-unknown-elf-binutils() { _target-binutils; }
package_powerpc64-unknown-elf-binutils-multilib() { _target-binutils; }
package_powerpc64le-unknown-elf-binutils() { _target-binutils; }
package_powerpc64le-unknown-elf-binutils-multilib() { _target-binutils; }
package_powerpc32-unknown-elf-binutils() { _target-binutils; }
package_powerpc32le-unknown-elf-binutils() { _target-binutils; }
package_powerpc64-unknown-eabi-binutils() { _target-binutils; }
package_powerpc64-unknown-eabi-binutils-multilib() { _target-binutils; }
package_powerpc64le-unknown-eabi-binutils() { _target-binutils; }
package_powerpc64le-unknown-eabi-binutils-multilib() { _target-binutils; }
package_powerpc32-unknown-eabi-binutils() { _target-binutils; }
package_powerpc32le-unknown-eabi-binutils() { _target-binutils; }
package_sh64-unknown-elf-binutils() { _target-binutils; }
package_sh64-unknown-elf-binutils-multilib() { _target-binutils; }
package_sh64l-unknown-elf-binutils() { _target-binutils; }
package_sh64l-unknown-elf-binutils-multilib() { _target-binutils; }
package_sh-unknown-elf-binutils() { _target-binutils; }
package_shl-unknown-elf-binutils() { _target-binutils; }
package_m68k-unknown-elf-binutils() { _target-binutils; }

#---------------------------------------------------------------------------------------------------------------------------------------------

package_binutils-common() {
  pkgrel=$pkgrel
  pkgdesc="A set of programs to assemble and manipulate binary and object files. (headers, docs and locales files only)"
  arch=('any')
  depends=('linktools')
  install="${_pkgname}.install"

  cd ${srcdir}/${_pkgname}-build
  make prefix=${pkgdir}/opt/${pkgname}/${pkgver} tooldir=${pkgdir}/opt/${pkgname}/${pkgver} install

  [[ $CARCH != ${_CARCH} ]] && {
    msg "Move 'include' files and directories"
    mv -v ${pkgdir}/opt/${pkgname}/${pkgver}/{$CHOST/${_target}/include,}
  }

  msg "Add some useful headers"
  install -vm644 ${srcdir}/${_pkgname}-${pkgver}/include/{demangle,libiberty}.h ${pkgdir}/opt/${pkgname}/${pkgver}/include

  msg "Remove unnecessaries files and directories"
  rm -vr ${pkgdir}/opt/${pkgname}/${pkgver}/{bin,lib}
  [[ $CARCH != ${_CARCH} ]] && {
    rm -vr ${pkgdir}/opt/${pkgname}/${pkgver}/$CHOST
  }

  msg "Rename manuals"
  _man=$(ls -1A ${pkgdir}/opt/${pkgname}/${pkgver}/share/man/man1)
  for _man_stage1 in ${_man[@]}; do
    _man_stage2=${_man_stage1/${_multilib_name}${_ath9k_htc_name}-${pkgver}/}
    _manuals=${_man_stage2/${_target}-/}
    mv -v ${pkgdir}/opt/${pkgname}/${pkgver}/share/man/man1/{${_man_stage1},${_manuals}}
  done
}