# Maintainer (Hyperbola): André Silva <emulatorman@hyperbola.info>
# Maintainer: Omar Vega Ramos <ovruni@gnu.org.pe>
# Contributor: Luke Shumaker <lukeshu@sbcglobal.net>

# Based on linux-api-headers package

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

pkgname=linux-libre-api-headers
_pkgbasever=4.12-gnu
_pkgver=4.12.7-gnu

_srcname=linux-${_pkgbasever%-*}
_archpkgver=${_pkgver%-*}
pkgver=${_pkgver//-/_}
pkgrel=1
pkgdesc='Kernel headers sanitized for use in userspace'
arch=(any)
url='https://www.gnu.org/software/libc'
license=(GPL2)
provides=("linux-api-headers=${_archpkgver}")
conflicts=('linux-api-headers')
replaces=('linux-api-headers')
source=("https://linux-libre.fsfla.org/pub/linux-libre/releases/${_pkgbasever}/linux-libre-${_pkgbasever}.tar.xz"{,.sign}
        "https://linux-libre.fsfla.org/pub/linux-libre/releases/${_pkgver}/patch-${_pkgbasever}-${_pkgver}.xz"{,.sign})
sha256sums=('aed9811320395f9217af89fafb3e287d339f6eddd3422263ccee68ff9a5c7194'
            'SKIP'
            'be18a25fb02b3aaffb7c4d766e60c6d93569deb092e4bf0eaa75cc778adaaf37'
            'SKIP')
validpgpkeys=('474402C8C582DAFBE389C427BCB7CF877E7D47A7') # Alexandre Oliva

prepare() {
  cd ${_srcname}

  # add upstream patch
  if [ "${_pkgbasever}" != "${_pkgver}" ]; then
    patch -p1 -i "$srcdir/patch-${_pkgbasever}-${_pkgver}"
  fi
}

build() {
  cd ${_srcname}

  make mrproper
  make headers_check
}

package() {
  cd ${_srcname}
  make INSTALL_HDR_PATH="$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
}