allow continuation lines in .cf file (particularly in headers)

change $i to $j; $i is now queue id; put "Received:" format in .cf
file; minor cleanup

assign a unique id to each transaction that can be determined from
the queue file name.

Mail-From: ==> Received: for new SMTP spec (RFC821)

rework header processing: do special purpose header munging in a
separate routine so that the queue run can do it also. Also, parse
From: lines in a fancy way, extracting the address part and turnin

rework header processing: do special purpose header munging in a
separate routine so that the queue run can do it also. Also, parse
From: lines in a fancy way, extracting the address part and turning
it into a $g macro.

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make headers work properly when a message is queued up; this involves
expanding the header before it is written into the queue. However, it
also means that we don't have to store the macro definitio

make headers work properly when a message is queued up; this involves
expanding the header before it is written into the queue. However, it
also means that we don't have to store the macro definitions (?)

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change debug level to a debug vector; add levels on logging (and the
-L flag); change logging to be by message-id; elevate message-id;
some lint-type cleanup

add "Apparently-To:" field if no recipients are in the header.

count Mail-From: lines to avoid loops (simulates hop counts)

finish implementing envelopes. it's not completely clear to me that
this is really the way to go, but it seems clearly better than what
i had before. this delta includes many other minor changes, s

finish implementing envelopes. it's not completely clear to me that
this is really the way to go, but it seems clearly better than what
i had before. this delta includes many other minor changes, so it
should probably not be blithely removed.

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try to install envelopes. is this really worth it???

add "envelopes" to contain the basic information needed as control
info for each message. currently there is only one envelope -- this
being the obvious stupid conversion. later there will be separ

add "envelopes" to contain the basic information needed as control
info for each message. currently there is only one envelope -- this
being the obvious stupid conversion. later there will be separate
envelopes for error messages, return receipts, etc.

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clean up error handling in IPC case; fix a minor bug in headers in
queueing code; make SMTP mail multi user per connect.

become NewStyle automatically based on heuristics

make rewriting of addresses in headers really work. This adds the $q
macro. The rewriting of the From: address is still ad hoc and should
be integrated into this format.
Note: old .cf files will n

make rewriting of addresses in headers really work. This adds the $q
macro. The rewriting of the From: address is still ad hoc and should
be integrated into this format.
Note: old .cf files will not work with this version.

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put the type address headers into a per-header send queue

cleanup so it will go through lint without any fancy grep -v's;
change the way SCCS Id's are handled.

insert SMTP "Mail-From:" line.

Edit queue control files when running queue (assuming there are still
recipients left). Also, modify the MsgPriority to be the absolute
number (not the Priority: value); this allows us to include ag

Edit queue control files when running queue (assuming there are still
recipients left). Also, modify the MsgPriority to be the absolute
number (not the Priority: value); this allows us to include aging into
the priority algorithm.

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change the send queue to be only one queue instead of one per mailer.
this is slightly inefficient but simpler. also, pass this queue
around so we can have multiple send queues. this makes VRFY wor

change the send queue to be only one queue instead of one per mailer.
this is slightly inefficient but simpler. also, pass this queue
around so we can have multiple send queues. this makes VRFY work.

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links together aliases into proper trees. This is in part an
attempt to do the SMTP VRFY command properly, but there are a number
of annoying problems that convince me that this is the wrong way to

links together aliases into proper trees. This is in part an
attempt to do the SMTP VRFY command properly, but there are a number
of annoying problems that convince me that this is the wrong way to
do it. Sigh.

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Install new experimental queueing facility -- one stage timeout,
etc. This version is still quite incomplete. It needs to reorder
the queue after some interval, do two-stage timeout, take option
in

Install new experimental queueing facility -- one stage timeout,
etc. This version is still quite incomplete. It needs to reorder
the queue after some interval, do two-stage timeout, take option
info from the queue file instead of the command line, read the
sender's .mailcf file, etc. Some of this is useful for SMTP also.

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last delta was too paranoid -- this increases the number of
cases that work (but is still safe -- I hope)

run as the user forwarding mail after a .forward operation;
fix a bug in .forwarding that caused recursive expansion;
restrict mail to programs, files, and with :include: for security
reasons.

change From: processing to reduce the number of Original-From:
lines; change allocation of global variables.