3 qmail-queue \- queue a mail message for delivery
8 reads a mail message from descriptor 0.
9 It then reads envelope information from descriptor 1.
10 It places the message into the outgoing queue
11 for future delivery by
14 The envelope information is
15 an envelope sender address
16 followed by a list of envelope recipient addresses.
17 The sender address is preceded by the letter F
18 and terminated by a 0 byte.
19 Each recipient address is preceded by the letter T
20 and terminated by a 0 byte.
21 The list of recipient addresses is terminated by an extra 0 byte.
24 sees end-of-file before the extra 0 byte,
25 it aborts without placing the message into the queue.
27 Every envelope recipient address
28 should contain a username,
30 and a fully qualified domain name.
35 line to the top of the message.
38 does not inspect the message
39 and does not enforce any restrictions on its contents.
40 However, the recipients probably expect to see a proper header,
43 .SH "FILESYSTEM RESTRICTIONS"
45 imposes two constraints on the queue structure:
48 subdirectory must be in the same filesystem as the
52 subdirectory must be in the same filesystem as the
57 does not print diagnostics.
60 it has successfully queued the message.
61 It exits between 1 and 99 if
62 it has failed to queue the message.
66 error codes between 11 and 40
67 indicate permanent errors:
73 Mail server permanently refuses to send the message to any recipients.
76 but can be used by programs offering the same interface.)
80 error codes indicate temporary errors:
89 Write error; e.g., disk full.
92 Unable to read the message or envelope.
95 Unable to read a configuration file.
100 Problem making a network connection from this host.
105 Problem with the qmail home directory.
108 Problem with the queue directory.
111 Problem with queue/pid.
114 Problem with queue/mess.
117 Problem with queue/intd.
120 Problem with queue/todo.
123 Mail server temporarily refuses to send the message to any recipients.
128 Connection to mail server timed out.
133 Connection to mail server rejected.
138 Connection to mail server succeeded,
139 but communication failed.
144 Internal bug; e.g., segmentation fault.
147 Envelope format error.