OpenGrok

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* Copyright (C) 1998 - 2017, Daniel Stenberg, <daniel (at] haxx.se>, et al.
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* This software is licensed as described in the file COPYING, which
* you should have received as part of this distribution. The terms
* are also available at https://curl.haxx.se/docs/copyright.html.
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CURLOPT_PREQUOTE - commands to run before an FTP transfer #include <curl/curl.h> CURLcode curl_easy_setopt(CURL *handle, CURLOPT_PREQUOTE, struct curl_slist *cmds); Pass a pointer to a linked list of FTP commands to pass to the server after the transfer type is set. The linked list should be a fully valid list of struct curl_slist structs properly filled in as described for CURLOPT_QUOTE(3). Disable this operation again by setting a NULL to this option. While CURLOPT_QUOTE(3) and CURLOPT_POSTQUOTE(3) work for SFTP, this option does not. NULL FTP

struct curl_slist *h = NULL;
h = curl_slist_append(h, "SYST");

curl = curl_easy_init();
if(curl) {
 curl_easy_setopt(curl, CURLOPT_URL, "ftp://example.com/foo.bin");

 /* pass in the FTP commands to run */
 curl_easy_setopt(curl, CURLOPT_PREQUOTE, headerlist);

 ret = curl_easy_perform(curl);

 curl_easy_cleanup(curl);
}

Along with the protocol support Returns CURLE_OK if the option is supported, and CURLE_UNKNOWN_OPTION if not. CURLOPT_QUOTE "(3), " CURLOPT_POSTQUOTE "(3), "