These extra parameters to the TSendMail function are used by imap_mail().
To use this function you need to load the imap extension but you get a few
more options that are not available in the standard mail function. See
http://php.net/imap_mail for more information.
- Frank
> sorry in advance for the length, formatting and possible redundancy of
> this message.
>
> Anyway, on Windows, leaving "sendmail_from" blank and setting a "From:"
> header in the extra headers parameter doesn't work.
>
> test.php:
> <?php
> mail('example@php.com','subject','body',"From: me@example.com\r\n");
> /*
> Warning: mail(): "sendmail_from" not set in php.ini or custom "From:"
> header missing in C:\dev\quiktests\test.php on line 3
> */
>
> ??--> http://bugs.php.net/bug.php?id=28976
> there are also a couple user notes on the mail manual page to the
effect
> of "use ini_set()", but that seems messy, especially for distributed
> scripts to do a check everytime they send mail():
> if(PHP_OS == 'Win' && empty(ini_get("sendmail_from")){
> ini_set("sendmail_from", $tempFromAddress);
> }
>
>
> I don't know C (or any cvs/patch tools), but here's what I think is
going on:
>
> in ext/standard/mail.c we find the following code (notice the last
> argument to TSendMail() is NULL):
>
> [code]
> ....
> PHPAPI int php_mail(char *to, char *subject, char *message, char
*headers,
> char *extra_cmd TSRMLS_DC) {
> .....
> if (!sendmail_path) {
> #if (defined PHP_WIN32 || defined NETWARE)
> /* handle old style win smtp sending */
> if (TSendMail(INI_STR("SMTP"), &tsm_err, &tsm_errmsg, headers,
subject,
> to, message, NULL, NULL, NULL) == FAILURE) {
> ....
> [/code]
>
>
> unfortunately, in win32/sendmail.c we find this:
>
> [code]
> ....
> PHPAPI int TSendMail(char *host, int *error, char **error_message,
> char *headers, char *Subject, char *mailTo, char *data,
> char *mailCc, char *mailBcc, char *mailRPath)
> {
> ....
> /* Fall back to sendmail_from php.ini setting */
> if (mailRPath && *mailRPath) {
> RPath = estrdup(mailRPath);
> } else if (INI_STR("sendmail_from")) {
> RPath = estrdup(INI_STR("sendmail_from")); }
> else {
> if (headers) {
> efree(headers);
> efree(headers_lc);
> }
> *error = W32_SM_SENDMAIL_FROM_NOT_SET; return FAILURE;
> }
> ....
> [/code]
>
> it seems mailRPath will always be NULL and "sendmail_from" will always
be
> "fallen back" to, and thus you get an error.
>
> maybe, probably, i'm missing something, but at the very least, the
error
