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# Maintainer (Arch:qemu): Tobias Powalowski <tpowa@archlinux.org>
# Contributor (Arch:qemu): Sébastien "Seblu" Luttringer <seblu@seblu.net>
# Maintainer: Luke Shumaker <lukeshu@parabola.nu>
# Contributor: Márcio Silva <coadde@hyperbola.info>

_pkgbase=qemu-git
_gitname=qemu
pkgname=(qemu-user-static-git qemu-user-static-binfmt-git)
pkgdesc="A generic and open source machine emulator and virtualizer. Git version."
pkgver=v2.11.0.r2577.gc26ef39204
pkgrel=1
arch=(x86_64)
license=(GPL2 LGPL2.1)
url="http://wiki.qemu.org/"
makedepends=(git pixman-static glib2-static pcre-static python2)
source=(git://git.qemu.org/qemu.git
        0001-fix-program-invocation-name.patch)
sha256sums=('SKIP'
            '85a1554cd9ce73f8f7eb8e9dd3cdb884466b4cfed7d28ede62246b46bea932cb')
validpgpkeys=('CEACC9E15534EBABB82D3FA03353C9CEF108B584')

case $CARCH in
  i?86) _corearch=i386 ;;
  x86_64) _corearch=x86_64 ;;
esac

pkgver() {
  cd "${srcdir}/${_gitname}"
  git describe --long | sed 's/\([^-]*-g\)/r\1/;s/-/./g'
}

prepare() {
  mkdir build-static
  mkdir -p extra-arch-static/usr/{bin,share/qemu}

  cd "${srcdir}/${_gitname}"
  sed -i 's/vte-2\.90/vte-2.91/g' configure

  patch -Np1 -i "$srcdir"/0001-fix-program-invocation-name.patch

  # update git submodules
  scripts/git-submodule.sh update ui/keycodemapdb dtc
}

build() {
  local flags=(
    --static
    --disable-system # disable building qemu-system-$CPU, we only want qemu-$CPU
    --disable-guest-agent # disable building qemu-ga
    --disable-tools # disable building the qemu-{io,nbd,img} tools
    --disable-blobs # disable installing firmware files used by system
    --disable-docs
    --disable-modules # modules imply dynamic linking

    # jemalloc-static isn't packaged
    --disable-jemalloc

    # These libraries are only used for system or tools, but even
    # though that's disabled, libqemuutil.a still tries to link
    # against them unless we specifically tell it not to (the linkage
    # would be removed at the final linker's tree-shaking).
    --disable-gcrypt
    --disable-nettle
  )
  _build static "${flags[@]}" \
    --audio-drv-list= \
    --disable-bluez \
    --disable-sdl \
    --disable-gtk \
    --disable-vte \
    --disable-opengl \
    --disable-virglrenderer
}

_build() (
  cd build-$1

  # qemu vs. make 4 == bad
  export ARFLAGS=rv

  # http://permalink.gmane.org/gmane.comp.emulators.qemu/238740
  export CFLAGS+=" -fPIC"

  ../${_gitname}/configure \
    --prefix=/usr \
    --sysconfdir=/etc \
    --localstatedir=/var \
    --libexecdir=/usr/lib/qemu \
    --python=/usr/bin/python2 \
    --smbd=/usr/bin/smbd \
    --with-gtkabi=3.0 \
    --with-sdlabi=2.0 \
    --enable-modules \
    --enable-jemalloc \
    --disable-git-update \
    "${@:2}"

  make
)

package_qemu-user-static-git() {
  pkgdesc="QEMU user-mode emulation (static binaries) - Git version."

  provides=("qemu-static=$pkgver")
  conflicts=(qemu-static qemu-user-static)

  _package static

  rm -vr -- \
     "$pkgdir"/usr/lib/ \
     "$pkgdir"/usr/share/

  local prog
  for prog in "$pkgdir"/usr/bin/*; do
    mv -nT -- "$prog" "${prog%-static}-static"
  done
}

_package() {
  options=(!strip)

  make -C build-$1 DESTDIR="$pkgdir" install "${@:2}"

  cd "$pkgdir"/usr/bin
  tidy_strip
}

package_qemu-user-static-binfmt-git() {
  pkgdesc="binfmt registration for QEMU user-mode emulation - Git version."
  depends=("qemu-user-static-git=$pkgver")

  provides=("binfmt-qemu-static=$pkgver")
  conflicts=('binfmt-qemu-static' 'qemu-user-static-binfmt')

  cd ${_gitname}

  install -d "$pkgdir"/usr/lib/binfmt.d

  < scripts/qemu-binfmt-conf.sh \
    sed -e 's/^CHECK=.*/CHECK=qemu_check_systemd/' \
        -e 's/^BINFMT_SET=.*/BINFMT_SET=qemu_generate_systemd/' \
  | sh /dev/stdin \
       --qemu-path /usr/bin \
       --exportdir "$pkgdir"/usr/lib/binfmt.d \
       --credential yes

  # add the "-static" suffix
  sed -i 's/:[^:]*$/-static&/' --  "$pkgdir"/usr/lib/binfmt.d/*.conf
}