[Solar-talk] Solar_Mail and newlines

[Antti Holvikari]

On 7/23/07, Antti Holvikari <anttih at gmail.com> wrote:
> Guys, I think this is it:
>
> "Note that there is a big difference between the behavior of this
> function on Windows systems vs. UNIX systems. On Windows it delivers
> directly to an SMTP server, while on a UNIX system it uses a local
> command to hand off to the system's own MTA.
>
> The upshot of all this is that on a Windows system your  message and
> headers must use the standard line endings \r\n as prescribed by the
> email specs. On a UNIX system the MTA's "sendmail" interface assumes
> that recieved data will use UNIX line endings and will turn any \n to
> \r\n, so you must supply only \n to mail() on a UNIX system to avoid
> the MTA hypercorrecting to \r\r\n.
>
> If you use plain old \n on a Windows system, some MTAs will get a
> little upset. qmail in particular will refuse outright to accept any
> message that has a lonely \n without an accompanying \r."

So I guess the mail() adapter should use only \n on UNIX...

-- 
Antti Holvikari