aufs-9999.ebuild

aufs-9999.ebuild (text/plain), 3.49 KB, created by Rada on 2008-09-07 17:04:31 UTC

# Copyright 1999-2008 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
# $Header: $ /var/cvsroot/gentoo-x86/sys-fs/aufs/aufs-9999.ebuild

inherit eutils linux-mod cvs

ECVS_SERVER="aufs.cvs.sourceforge.net:/cvsroot/aufs"
ECVS_MODULE="aufs"

DESCRIPTION="An entirely re-designed and re-implemented Unionfs."
HOMEPAGE="http://aufs.sourceforge.net/"
SRC_URI=""

LICENSE="GPL-2"
SLOT="0"
KEYWORDS="~amd64 ~x86"
IUSE="debug fuse hinotify nfsexport robr"

S="${WORKDIR}/${ECVS_MODULE}"

MODULE_NAMES="aufs(misc:${S})"

pkg_setup() {
   # kernel version check
   if kernel_is lt 2 6 16 ; then
      eerror "${PN} is being developed and tested on linux-2.6.16 and later."
      eerror "Make sure you have a proper kernel version!"
      die "Wrong kernel version"
   fi

   if kernel_is ge 2 6 24 && linux_chkconfig_present "SECURITY" ; then
      APPLY_SEC_PERM_PATCH="n"
      if ! grep -qs "EXPORT_SYMBOL(security_inode_permission);" "${KV_DIR}/security/security.c" ; then
         APPLY_SEC_PERM_PATCH="y"
      fi

      # make sure the user is allowing this to happen
      if [[ APPLY_SEC_PERM_PATCH="y" ]] ; then
         eerror "${PN} requires that all kernels with CONFIG_SECURITY enabled >= 2.6.24"
         eerror "be patched.  Please enable visit ${HOMEPAGE} and read"
         eerror "about the sec_perm patch to enable ${PN} support."
         die "Invalid kernel configuration, we won't compile if CONFIG_SECURITY is enabled"
      fi
   fi

   linux-mod_pkg_setup
}

src_unpack(){
        cvs_src_unpack || die
   cd "${S}"

   # Enable hinotify in priv_def.mk
   if use hinotify && kernel_is ge 2 6 18 ; then
      echo "CONFIG_AUFS_HINOTIFY = y" >> priv_def.mk || die "setting hinotify in priv_def.mk failed!"
   fi

   # Disable SYSAUFS for kernel less than 2.6.18
   if kernel_is lt 2 6 18 ; then
      echo "CONFIG_AUFS_SYSAUFS = " >> priv_def.mk || die "unsetting sysaufs in priv_def.mk failed!"
   fi

   # Enable nfsexport in priv_def.mk
   if use nfsexport && kernel_is ge 2 6 18 ; then
      echo "CONFIG_AUFS_EXPORT = y" >> priv_def.mk || die "setting export in priv_def.mk failed!"
   fi

   # Enable aufs readonly-branch in priv_def.mk
   if use robr ; then
      echo "CONFIG_AUFS_ROBR = y" >> priv_def.mk || die "setting robr in priv_def.mk failed!"
   fi

   # Enable FUSE workaround for AUFS
   if use fuse ; then
      echo "CONFIG_AUFS_WORKAROUND_FUSE = y" >> priv_def.mk || die "setting workaround_fuse in priv_def.mk failed!"
   fi

   # Enable / Disable debugging
   if use debug ; then
      echo "CONFIG_AUFS_DEBUG = y" >> priv_def.mk || die "setting debug in priv_dev.mk failed!"
   else
      echo "CONFIG_AUFS_DEBUG = " >> priv_def.mk || die "setting debug in priv_dev.mk failed!"
   fi

   # Check if a vserver-kernel is installed
   if [[ -e ${KV_DIR}/include/linux/vserver ]] ; then
      einfo "vserver kernel seems to be installed"
      einfo "using vserver patch"
      echo "AUFS_DEF_CONFIG = -DVSERVER" >> priv_def.mk || die "setting vserver in priv_def.mk failed!"
   fi
}

src_compile() {
   use x86 && ARCH=i386
   use amd64 && ARCH=x86_64
   emake KDIR=${KV_DIR} SUBLEVEL=${KV_PATCH} -f local.mk || die "emake failed"
}

src_install() {
   cd util
   exeinto /sbin
   exeopts -m0500
   doexe mount.aufs umount.aufs auplink aulchown
   doman aufs.5
   linux-mod_src_install
}

pkg_postinst() {
   elog "To be able to use aufs, you have to load the kernel module by typing:"
   elog "modprobe aufs"
   elog "For further information refer to the aufs man page"

   linux-mod_pkg_postinst
}