Usage: ./unshar [OPTION]... [FILE]...
Mandatory arguments to long options are mandatory for short options too.

  -d, --directory=DIRECTORY   change to DIRECTORY before unpacking
  -c, --overwrite             pass -c to shar script for overwriting files
  -e, --exit-0                same as `--split-at="exit 0"'
  -E, --split-at=STRING       split concatenated shars after STRING
  -f, --force                 same as `-c'
      --help                  display this help and exit
      --version               output version information and exit

If no FILE, standard input is read.
Report bugs to <bug-gnu-utils@gnu.org>.
