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examples/smtp-mail.c: use separate defines for options and mail

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... to make it clearer that the options want address-only, while the
headers in an email can also have the real name.

Assisted-by: Sean MacLennan
This commit is contained in:
Daniel Stenberg 2017-12-12 15:28:05 +01:00
parent 621b24505f
commit 7ef0c2d861
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GPG Key ID: 5CC908FDB71E12C2
1 changed files with 20 additions and 16 deletions
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36
docs/examples/smtp-mail.c
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@ -5,7 +5,7 @@
* | (__| |_| | _ <| |___
* \___|\___/|_| \_\_____|
*
* Copyright (C) 1998 - 2016, Daniel Stenberg, <daniel@haxx.se>, et al.
* Copyright (C) 1998 - 2017, Daniel Stenberg, <daniel@haxx.se>, et al.
*
* This software is licensed as described in the file COPYING, which
* you should have received as part of this distribution. The terms
@ -21,7 +21,7 @@
***************************************************************************/
/* <DESC>
* SMTP example showing how to send e-mails
* Send e-mail with SMTP
* </DESC>
*/
@ -29,22 +29,26 @@
#include <string.h>
#include <curl/curl.h>
/* This is a simple example showing how to send mail using libcurl's SMTP
* capabilities. For an example of using the multi interface please see
* smtp-multi.c.
*
* Note that this example requires libcurl 7.20.0 or above.
/*
* For an SMTP example using the multi interface please see smtp-multi.c.
*/
#define FROM "<sender@example.org>"
#define TO "<addressee@example.net>"
#define CC "<info@example.org>"
/* The libcurl options want plain addresses, the viewable headers in the mail
* can very well get a full name as well.
*/
#define FROM_ADDR "<sender@example.org>"
#define TO_ADDR "<addressee@example.net>"
#define CC_ADDR "<info@example.org>"
#define FROM_MAIL "Sender Person " FROM_ADDR
#define TO_MAIL "A Receiver " TO_ADDR
#define CC_MAIL "John CC Smith " CC_ADDR
static const char *payload_text[] = {
"Date: Mon, 29 Nov 2010 21:54:29 +1100\r\n",
"To: " TO "\r\n",
"From: " FROM " (Example User)\r\n",
"Cc: " CC " (Another example User)\r\n",
"To: " TO_MAIL "\r\n",
"From: " FROM_MAIL "\r\n",
"Cc: " CC_MAIL "\r\n",
"Message-ID: <dcd7cb36-11db-487a-9f3a-e652a9458efd@"
"rfcpedant.example.org>\r\n",
"Subject: SMTP example message\r\n",
@ -103,13 +107,13 @@ int main(void)
* they could cause an endless loop. See RFC 5321 Section 4.5.5 for more
* details.
*/
curl_easy_setopt(curl, CURLOPT_MAIL_FROM, FROM);
curl_easy_setopt(curl, CURLOPT_MAIL_FROM, FROM_ADDR);
/* Add two recipients, in this particular case they correspond to the
* To: and Cc: addressees in the header, but they could be any kind of
* recipient. */
recipients = curl_slist_append(recipients, TO);
recipients = curl_slist_append(recipients, CC);
recipients = curl_slist_append(recipients, TO_ADDR);
recipients = curl_slist_append(recipients, CC_ADDR);
curl_easy_setopt(curl, CURLOPT_MAIL_RCPT, recipients);
/* We're using a callback function to specify the payload (the headers and