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.TH CURLOPT_FNMATCH_DATA 3 "November 04, 2020" "libcurl 7.74.0" "curl_easy_setopt options"

.SH NAME
CURLOPT_FNMATCH_DATA \- custom pointer to fnmatch callback
.SH SYNOPSIS
.nf
#include <curl/curl.h>

CURLcode curl_easy_setopt(CURL *handle, CURLOPT_FNMATCH_DATA,
                          void *pointer);
.SH DESCRIPTION
Pass a pointer that will be untouched by libcurl and passed as the ptr
argument to the \fICURLOPT_FNMATCH_FUNCTION(3)\fP.
.SH DEFAULT
NULL
.SH PROTOCOLS
FTP
.SH EXAMPLE
.nf
static int my_fnmatch(void *clientp,
                      const char *pattern, const char *string)
{
  struct local_stuff *data = (struct local_stuff *)clientp;
  if(string_match(pattern, string))
    return CURL_FNMATCHFUNC_MATCH;
  else
    return CURL_FNMATCHFUNC_NOMATCH;
}

{
  struct local_stuff local_data;
  curl_easy_setopt(curl, CURLOPT_URL, "ftp://ftp.example.com/file*");
  curl_easy_setopt(curl, CURLOPT_WILDCARDMATCH, 1L);
  curl_easy_setopt(curl, CURLOPT_FNMATCH_FUNCTION, my_fnmatch);
  curl_easy_setopt(curl, CURLOPT_FNMATCH_DATA, &local_data);
}
.fi
.SH AVAILABILITY
Added in 7.21.0
.SH RETURN VALUE
Returns CURLE_OK if the option is supported, and CURLE_UNKNOWN_OPTION if not.
.SH "SEE ALSO"
.BR CURLOPT_FNMATCH_FUNCTION "(3), " CURLOPT_WILDCARDMATCH "(3), "