# Maintainer: Jesus Alvarez <jeezusjr at gmail dot com>
# Contributor: Kyle Fuller <inbox at kylefuller dot co dot uk>

pkgname="spl-git"
#
# This script doesn't use bash variables for the version number because AUR
# doesn't properly parse bash variables. We use a custom build script to
# automatically change the appropriate variables before building in a clean
# chroot environment (using systemd-ndspawn).
#
# The build script can be found at
# https://github.com/demizer/archzfs/blob/master/build.sh
#
pkgver=0.6.2_3.14
pkgrel=2

# Used incase the i686 and x86_64 linux packages get out of sync with the
# PKGREL. This occurred on January 31, 2014 where i686 was versioned at
# 3.12.9-1 and x86_64 was versioned at 3.12.9-2.
LINUX_VERSION_X32="3.14-4"
LINUX_VERSION_X64="3.14-4"
[[ $CARCH == "i686" ]] && LINUX_VERSION=$LINUX_VERSION_X32 || LINUX_VERSION=$LINUX_VERSION_X64

# If LINUX_VERSION does not have a minor version, we need to add "0" as the
# minor version for the kernel module path. Kernel modules for linux versions
# with no minor version (i.e. 3.14) are kept in /usr/lib/modules/3.14.0-4-ARCH
[[ $LINUX_VERSION =~ ^[:digit:]+\.[:digit:]+\.([:digit:]+)\-[:digit:]+ ]]
if [[ ${BASH_REMATCH[1]} == "" ]]; then
    [[ $LINUX_VERSION =~ ^([[:digit:]\.]+)\-([[:digit:]]+)  ]] &&
        MOD_LINUX_VERSION=${BASH_REMATCH[1]};
        MOD_LINUX_PKGREL=${BASH_REMATCH[2]}
    MOD_BASENAME=${MOD_LINUX_VERSION}.0-$MOD_LINUX_PKGREL-ARCH
else
    MOD_BASENAME=$LINUX_VERSION-ARCH
fi

pkgdesc="Solaris Porting Layer kernel modules."
depends=("spl-utils" "linux=$LINUX_VERSION")
makedepends=("linux-headers=$LINUX_VERSION")
arch=("i686" "x86_64")
url="http://zfsonlinux.org/"
source=(http://archive.zfsonlinux.org/downloads/zfsonlinux/spl/spl-0.6.2.tar.gz
        20140411-git-master.patch)
groups=("archzfs")
md5sums=('f00535bf89a7fde0e08f44a14a1f1e03'
         '5393794838f95061ccd10dca2553bbf5')
license=("GPL")
install=spl.install

prepare() {
    cd "$srcdir/spl-0.6.2"
    patch -Np1 < ../20140411-git-master.patch
}

build() {
  cd "$srcdir/spl-0.6.2"
  ./autogen.sh
  if [[ $CARCH == "i686" ]]; then
    ./configure --prefix=/usr --libdir=/usr/lib --sbindir=/usr/bin \
                --with-linux=/usr/lib/modules/$MOD_BASENAME/build \
                --with-config=kernel --enable-atomic-spinlocks
  else
    ./configure --prefix=/usr --libdir=/usr/lib --sbindir=/usr/bin \
                --with-linux=/usr/lib/modules/$MOD_BASENAME/build \
                --with-config=kernel
  fi
  make
}

package() {
  cd "$srcdir/spl-0.6.2"
  make DESTDIR="$pkgdir" install

  # move module tree /lib -> /usr/lib
  cp -r "$pkgdir"/{lib,usr}
  rm -r "$pkgdir"/lib
}