setup.sh

#
# Original author Rob Kutschke
#
# Setup the environment to build standalone BaBar code.
#
# There is one required argument, the debug level, which must be
# one of prof or debug.
#
# Prior to calling this the user must set the environment variable
# PACKAGE_SOURCE with the path to the checked-out source of the
# package to be built.
#

if [ "`basename $0 2>/dev/null`" = "setup.sh" ];then
    echo "You should be sourcing this file, not executing it."
    exit 1
fi

if [ "${PRODUCTS}" = '' ];then
    echo "The environment variable PRODUCTS is not set."
    echo "You must setup the UPS environment before sourcing this script."
    return 1
fi

if [ "${PACKAGE_SOURCE}" = '' ];then
    echo "The environment variable PACKAGE_SOURCE is not set or is an empty string."
    echo "You must set this environment variable to use this script."
    return 1
fi

if ! [ -d ${PACKAGE_SOURCE} ];then
   echo "The directory named by the environment variable PACKAGE_SOURCE does not exist."
   echo "PACKAGE_SOURCE: " ${PACKAGE_SOURCE}
   return 1
fi

# The following are used by the install script.
# They must be maintained by hand.
# It's OK if EXTRA_ROOT_QUALIFIERS is an empty string
export PACKAGE_NAME=BTrk
export PACKAGE_VERSION=v1_02_21
export COMPILER_CODE=e19
export EXTRA_ROOT_QUALIFIERS=""

# Done parsing and checking arguments

# The target directory for the build is the directory from which the
# source command is issued.
export BUILD_BASE=`pwd -P`
echo "Source to be built: " ${PACKAGE_SOURCE}
echo "Root of build:      " ${BUILD_BASE}
echo "Debug level:        " ${DEBUG_LEVEL}

# These are a matched pair and must be kept in sync by hand.
# See: https://cdcvs.fnal.gov/redmine/projects/cet-is-public/wiki/AboutQualifiers
setup -B gcc v8_2_0

# Choose versions of the remaining UPS products.
qualifiers=+${COMPILER_CODE}:+${DEBUG_LEVEL}
extras=`echo ${EXTRA_ROOT_QUALIFIERS} | sed 's/:/:+/g'`

setup -B clhep v2_4_1_2  -q${qualifiers}
setup -B root  v6_18_04c -q${qualifiers}${extras}
setup -B scons v3_1_1  -q p372

# Only used inside scripts/install.sh, to get the flavor of the build platform.
setup cetpkgsupport

# Tell SConstruct where to find helpers.py
if [ "${PYTHONPATH}" = '' ];then
 export PYTHONPATH=${PACKAGE_SOURCE}/python
else
 export PYTHONPATH=${PYTHONPATH}:${PACKAGE_SOURCE}/python
fi

# Tell python not to write out byte code files.
# Fixme: Otherwise they write byte code files into the source directory.
# I would prefer to specify a cache inside the build directory but
# I don't know how to do that.
export PYTHONDONTWRITEBYTECODE=1

unset qualifiers
unset extras