Skip to Content
sendmail, 4th Edition
book

sendmail, 4th Edition

by Bryan Costales, Claus Assmann, George Jansen, Gregory Neil Shapiro
October 2007
Intermediate to advanced
1308 pages
161h 13m
English
O'Reilly Media, Inc.
Content preview from sendmail, 4th Edition

The Address

Each address that is specified is handed almost as is to the rule set or sets being tested. Each is tokenized and placed into the workspace for rule set processing. To illustrate, observe the following rule-testing session:

ADDRESS TEST MODE (rule set 3 NOT automatically invoked)
Enter <rule set> <address>
> parse bill (Bill Bix)
parse              input: bill ( Bill Bix )
Parse0             input: bill ( Bill Bix )
Parse0           returns: bill ( Bill Bix )
ParseLocal         input: bill ( Bill Bix )
ParseLocal       returns: bill ( Bill Bix )
Parse1             input: bill ( Bill Bix )
Parse1           returns: $# local $: bill ( Bill Bix )
parse            returns: $# local $: bill ( Bill Bix )
> parse Bill Bix <bill
 >
parse              input: Bill Bix < bill >
Parse0             input: Bill Bix < bill >
Parse0           returns: Bill Bix < bill >
ParseLocal         input: Bill Bix < bill >
ParseLocal       returns: Bill Bix < bill >
Parse1             input: Bill Bix < bill >
Parse1           returns: $# local $: Bill Bix < bill >
parse            returns: $# local $: Bill Bix < bill >
> canonify,parse Bill Bix <bill
 >
canonify           input: Bill Bix < bill >
Canonify2          input: bill
Canonify2        returns: bill
canonify         returns: bill
parse              input: bill
Parse0             input: bill
Parse0           returns: bill
ParseLocal         input: bill
ParseLocal       returns: bill
Parse1             input: bill
Parse1           returns: $# local $: bill
parse            returns: $# local $: bill
>

The first test illustrates that sendmail does not strip RFC822-style comments from addresses before tokenizing them.

The second test illustrates that sendmail does not internally recognize addresses in angle brackets. Instead, ...

Become an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
and much more.

Read now

Unlock full access

More than 5,000 organizations count on O’Reilly

AirBnbBlueOriginElectronic ArtsHomeDepotNasdaqRakutenTata Consultancy Services

QuotationMarkO’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.
Julian F.
Head of Cybersecurity
QuotationMarkI wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.
Addison B.
Field Engineer
QuotationMarkI’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.
Amir M.
Data Platform Tech Lead
QuotationMarkI'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.
Mark W.
Embedded Software Engineer

You might also like

Sendmail, 3rd Edition

Sendmail, 3rd Edition

Bryan Costales
Postfix

Postfix

Richard Blum
Linux Email

Linux Email

Ian Haycox, Ralf Hildebrandt, David Rusenko, Alistair McDonald, Patrick Ben Koetter, Carl Taylor, Magnus Back

Publisher Resources

ISBN: 9780596510299Errata Page