#!/usr/bin/env bash

BASH_DIR=$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )

cd "${BASH_DIR}"

#----------------------------#
# Colors in term
#----------------------------#
GREEN=
RED=
NC=
if tty -s < /dev/fd/1 2> /dev/null; then
    GREEN='\033[0;32m'
    RED='\033[0;31m'
    NC='\033[0m' # No Color
fi

log_warn () {
    echo >&2 -e "${RED}==> $@ <==${NC}"
}

log_info () {
    echo >&2 -e "${GREEN}==> $@${NC}"
}

log_debug () {
    echo >&2 -e "==> $@"
}

export -f log_warn
export -f log_info
export -f log_debug

#----------------------------#
# helper functions
#----------------------------#
set +e

# set stacksize to unlimited
if [[ "$OSTYPE" != "darwin"* ]]; then
    ulimit -s unlimited
fi

signaled () {
    log_warn Interrupted
    exit 1
}
trap signaled TERM QUIT INT

readlinkf () {
    perl -MCwd -l -e 'print Cwd::abs_path shift' "$1";
}

export -f readlinkf