The behaviour of these functions is affected by settings in php.ini.
|sendmail_path||"/usr/sbin/sendmail -t -i"||PHP_INI_SYSTEM|
Here's a short explanation of the configuration directives.
X-PHP-Originating-Script that will include UID of
the script followed by the filename.
The path to a log file that will log all mail() calls.
Log entries include the full path of the script, line number,
To address and headers.
Force the addition of the specified parameters to be passed as extra parameters to the sendmail binary. These parameters will always replace the value of the 5th parameter to mail(), even in safe mode.
Used under Windows only: host name or IP address of the SMTP server PHP should use for mail sent with the mail() function.
Used under Windows only: Number of the port to connect to the server
specified with the
SMTP setting when sending mail
with mail(); defaults to 25.
"From:" mail address should be used in mail sent
directly via SMTP (Windows only).
This directive also sets the
Where the sendmail program can be found, usually /usr/sbin/sendmail or /usr/lib/sendmail. configure does an honest attempt of locating this one for you and set a default, but if it fails, you can set it here.
Systems not using sendmail should set this directive to the sendmail wrapper/replacement their mail system offers, if any. For example, » Qmail users can normally set it to /var/qmail/bin/sendmail or /var/qmail/bin/qmail-inject.
qmail-inject does not require any option to process mail correctly.
This directive works also under Windows. If set, smtp, smtp_port and sendmail_from are ignored and the specified command is executed.