soumya tr wrote:
> Hi,
>
> Is it possible to compare for a particular strings in header:
>
> Something like the one given below:
>
> -----------------
> mycustom_route:
> driver = dnslookup
> condition = "Check if the email header contains the string
> "X-Mail-Forwarder" --- Not sure how to achieve this
> ignore_target_hosts = +loopback : 64.94.110.0/24
> headers_add = "${perl{mailtrapheaders}}"
> transport = remote_smtp
> -----------------
>
> Please let me know if any queries.
http://www.exim.org/exim-html-current/doc/html/spec_html/ch-string_expansions.html
def:<variable name>
The def condition must be followed by the name of one of the expansion
variables defined in section 11.9. The condition is true if the
variable does not contain the empty string. For example:
${if def:sender_ident {from $sender_ident}}
Regards
D.
