Start GRC (GNU Radio Companion) from built source

start_grc_env

#!/usr/bin/env sh

set -o errexit          # Exit on most errors (see the manual)
set -o errtrace         # Make sure any error trap is inherited
set -o nounset          # Disallow expansion of unset variables
set -o pipefail         # Use last non-zero exit code in a pipeline
set -o xtrace          # Trace the execution of the script (debug)


BUILD_DIR=''

if [ "$(basename "${PWD}")" == "build" ]; then
    echo "In build dir"
    BUILD_DIR="${PWD}"
else
    echo "Not in build dir"
    exit 1
fi

export PATH="${BUILD_DIR}/apps${PATH:+:$PATH}"

export LD_LIBRARY_PATH="${BUILD_DIR}/swig${LD_LIBRARY_PATH:+:$LD_LIBRARY_PATH}"

# TODO: symlink python dir to named dir to get module lookup and export
export PYTHONPATH="${BUILD_DIR}/swig:${BUILD_DIR}${PYTHONPATH:+:$PYTHONPATH}"

export GRC_BLOCKS_PATH="${BUILD_DIR}/../grc${GRC_BLOCKS_PATH:+:$GRC_BLOCKS_PATH}"