Linux in a Nutshell, Third Edition

Name

makemap

Synopsis

makemap [options] type name

Description

System administration command. Transfer from standard input to sendmail’s database maps. Input should be formatted as:

key value

You may comment lines with #, may substitute parameters with %n, and must escape literal % by entering it as %%. The type must be dbm, btree, or hash. The name is a filename to which makemap appends standard suffixes.

Options

-d

Allow duplicate entries. Valid only with btree type maps.

-f

Suppress conversion of uppercase to lowercase.

-N

Append a zero byte to each key.

-o

Append to existing file instead of replacing it.

-r

If some keys already exist, replace them. (By default, makemap will exit when encountering a duplicated key.)

-s

Ignore safety checks.

-v

Verbose mode.