qmail-badmimetypes reads the instructions in
/var/qmail/control/badmimetypes and writes them into
/var/qmail/control/badmimetypes.cdb in a binary format suited
for quick access by
If there is a problem with
qmail-badmimetypes complains and leaves
qmail-badmimetypes ensures that
control/badmimetypes.cdb is updated atomically,
qmail-smtpd never has to wait for
qmail-badmimetypes to finish.
qmail-badmimetypes makes no attempt to protect against two simultaneous updates of
control/badmimetypes.cdb. For convenience,
qmail-badmimetypes allows comments (lines starting with #) and
copies only the significant leading characters to
control/badmimetypes.cdb format is portable across machines.