Also --version & --help options added, and rewrote help output.
Signed-off-by: Sami Kerola <kerolasa@iki.fi>
Signed-off-by: Karel Zak <kzak@redhat.com>
The TMPDIR environment is preferred over _PATH_TMP in which a
file is created that is ultimately sent to terminals. This patch
will also fix compiler warnings and removes magical numbers,
which has not explanation.
Signed-off-by: Sami Kerola <kerolasa@iki.fi>
Signed-off-by: Karel Zak <kzak@redhat.com>