# Filesystem related parameters

# Returns age of last modification time of file $1
UserParameter=file.age[*],expr `date +%s` - `stat -f %m $1`

# Returns count of files in directory $1
UserParameter=dir.files[*],ls $1|wc -l

# Returns 0 if bzip2 test of file $1 passed.
# Note: can't use just return code ($?) as bzip2 is too forgiving to corrupt archives.
UserParameter=bzip2.test[*],bzip2 -q -t $1 2>&1|wc -l