# check that needed todisc deps are installed
assert_dep "$todisc_deps"
# check if symlink in /tmp exists and use time stamped link if so
WORK_DIR="/tmp/todisc-work"
for link in $(find /tmp -maxdepth 1 -name todisc-work\* -type l 2>/dev/null ); do
    [ -h "$link" ] && { WORK_DIR=/tmp/todisc-work$((NUM++)); continue; }
done
CUR_DIR="$(abspath "$(pwd)")"
# make unique REAL_WORK_DIR
REAL_WORK_DIR="$CUR_DIR/todisc-work"
for dir in "$REAL_WORK_DIR"*; do
    [ -d "$dir" ] && { REAL_WORK_DIR="$(pwd)"/todisc-work$((NUM++))
    continue; }
done
LOG_FILE="$(abspath "todisc.log")"