# $Id: PKGBUILD 211667 2014-04-23 02:10:08Z allan $
# Maintainer (Arch): Allan McRae <allan@archlinux.org>
# Maintainer: André Silva <emulatorman@parabola.nu>

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

pkgname=linux-libre-api-headers
_basekernel=3.14
_sublevel=1
pkgver=${_basekernel}.${_sublevel}
pkgrel=1
pkgdesc="Kernel headers sanitized for use in userspace"
arch=('i686' 'x86_64' 'mips64el')
url="http://www.gnu.org/software/libc"
license=('GPL2')
provides=("linux-api-headers=${pkgver}")
conflicts=('linux-api-headers')
replaces=('linux-api-headers')
source=("http://linux-libre.fsfla.org/pub/linux-libre/releases/${_basekernel}-gnu/linux-libre-${_basekernel}-gnu.tar.xz"
        "http://linux-libre.fsfla.org/pub/linux-libre/releases/${pkgver}-gnu/patch-${_basekernel}-gnu-${pkgver}-gnu.xz"
        linux-3.14-xattr_header.patch)
md5sums=('c108ec52eeb2a9b9ddbb8d12496ff25f'
         '2b4862b3c76011e66e536f18fbf0fb27'
         '22926521588b2e95f3c2a2cb428e7cf9')

prepare() {
  cd ${srcdir}/linux-${_basekernel}

  if [ "${_basekernel}" != "${pkgver}" ]; then
    patch -p1 -i "${srcdir}/patch-${_basekernel}-gnu-${pkgver}-gnu"
  fi

  # fix xattr.h dual inclusion issues
  # https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/patch/?id=ea1a8217
  patch -p1 -i $srcdir/linux-3.14-xattr_header.patch
}

build() {
  cd ${srcdir}/linux-${_basekernel}

  make mrproper
  make headers_check
}

package() {
  cd ${srcdir}/linux-${_basekernel}
  make INSTALL_HDR_PATH=${pkgdir}/usr headers_install

  # use headers from libdrm
  rm -r ${pkgdir}/usr/include/drm
  
  # clean-up unnecessary files generated during install
  find ${pkgdir} \( -name .install -o -name ..install.cmd \) -delete
}