# -*-Shell-script-*-
#
# Common functions for MyPLC build scripts (build_devel.sh and
# build.sh)
#
# Mark Huang <mlhuang@cs.princeton.edu>
# Copyright (C) 2006 The Trustees of Princeton University
#
# $Id$
#

PATH=/sbin:/bin:/usr/sbin:/usr/bin

# In both a normal CVS environment and a PlanetLab RPM
# build environment, all of our dependencies are checked out into
# directories at the same level as us.
if [ -d ../build ] ; then
    PATH=$PATH:../build
    srcdir=..
else
    echo "Error: Could not find $(cd .. && pwd -P)/build/"
    exit 1
fi

export PATH

. build.common

pl_process_fedora_options $@
shiftcount=$?
shift $shiftcount

# XXX Backwards compatibility with old myplc-devel environment
# We may be running inside a myplc-devel environment, which can
# override these defaults.
if [ -f /etc/planetlab/plc_config ] ; then
    . /etc/planetlab/plc_config
    [ ! -z "$PLC_DEVEL_FEDORA_RELEASE" ] && pl_FEDORA_RELEASE=$PLC_DEVEL_FEDORA_RELEASE
    [ ! -z "$PLC_DEVEL_FEDORA_ARCH" ] && pl_FEDORA_ARCH=$PLC_DEVEL_FEDORA_ARCH
    [ ! -z "$PLC_DEVEL_FEDORA_URL" ] && pl_FEDORA_URL=$PLC_DEVEL_FEDORA_URL
fi

# Do not tolerate errors
set -e

# Be verbose
set -x

# this is fragile, as the actual layout may vary from one mirror to the other
# however this should be in line with the layouts obtained 
# when running build/vbuild-fedora-mirror.sh

function yum_conf_to_build_host () {
    build_dir=$1; shift
    BUILD_HOST=$(hostname)

    cat <<EOF
[main]
cachedir=/var/cache/yum
debuglevel=2
logfile=/var/log/yum.log
pkgpolicy=newest
distroverpkg=redhat-release
tolerant=1
exactarch=1
retries=10
obsoletes=1
gpgcheck=0
# Prevent yum-2.4 from loading additional repository definitions
# (e.g., from /etc/yum.repos.d/)
reposdir=/dev/null

EOF

    template=$build_dir/mirroring/${pl_DISTRO_NAME}/yum.repos.d/building.repo.in
    if [ ! -f $template ] ; then
	echo "# MyPLC/$0: cannot find template $template"
    else
	sed -e s,@MIRRORURL@,http://${BUILD_HOST}/mirror/, $template
    fi
}